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annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/StableXYDifferenceRenderer.java @ 2784:156214e3ca55

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FixA: Call computing when reaching the compute state. flys-artifacts/trunk@4523 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Sat, 26 May 2012 16:55:15 +0000
parents b75681c09ef8
children 5642a83420f2
rev   line source
1823
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1 /* ===========================================================
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2 * JFreeChart : a free chart library for the Java(tm) platform
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3 * ===========================================================
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4 *
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5 * (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
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6 *
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7 * Project Info: http://www.jfree.org/jfreechart/index.html
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8 *
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9 * This library is free software; you can redistribute it and/or modify it
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10 * under the terms of the GNU Lesser General Public License as published by
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11 * the Free Software Foundation; either version 2.1 of the License, or
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12 * (at your option) any later version.
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13 *
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14 * This library is distributed in the hope that it will be useful, but
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15 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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16 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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17 * License for more details.
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18 *
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19 * You should have received a copy of the GNU Lesser General Public
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20 * License along with this library; if not, write to the Free Software
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21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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22 * USA.
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23 *
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24 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
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25 * in the United States and other countries.]
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26 *
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27 * -------------------------
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28 * StableXYDifferenceRenderer.java
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29 * -------------------------
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30 * (C) Copyright 2003-2008, by Object Refinery Limited and Contributors.
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31 *
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32 * Original Author: David Gilbert (for Object Refinery Limited);
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33 * Contributor(s): Richard West, Advanced Micro Devices, Inc. (major rewrite
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34 * of difference drawing algorithm);
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35 *
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36 * Changes:
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37 * --------
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38 * 30-Apr-2003 : Version 1 (DG);
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39 * 30-Jul-2003 : Modified entity constructor (CZ);
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40 * 20-Aug-2003 : Implemented Cloneable and PublicCloneable (DG);
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41 * 16-Sep-2003 : Changed ChartRenderingInfo --> PlotRenderingInfo (DG);
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42 * 09-Feb-2004 : Updated to support horizontal plot orientation (DG);
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43 * 10-Feb-2004 : Added default constructor, setter methods and updated
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44 * Javadocs (DG);
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45 * 25-Feb-2004 : Replaced CrosshairInfo with CrosshairState (DG);
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46 * 30-Mar-2004 : Fixed bug in getNegativePaint() method (DG);
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47 * 15-Jul-2004 : Switched getX() with getXValue() and getY() with
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48 * getYValue() (DG);
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49 * 25-Aug-2004 : Fixed a bug preventing the use of crosshairs (DG);
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50 * 11-Nov-2004 : Now uses ShapeUtilities to translate shapes (DG);
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51 * 19-Jan-2005 : Now accesses only primitive values from dataset (DG);
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52 * 22-Feb-2005 : Override getLegendItem(int, int) to return "line" items (DG);
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53 * 13-Apr-2005 : Fixed shape positioning bug (id = 1182062) (DG);
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54 * 20-Apr-2005 : Use generators for legend tooltips and URLs (DG);
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55 * 04-May-2005 : Override equals() method, renamed get/setPlotShapes() -->
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56 * get/setShapesVisible (DG);
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57 * 09-Jun-2005 : Updated equals() to handle GradientPaint (DG);
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58 * 16-Jun-2005 : Fix bug (1221021) affecting stroke used for each series (DG);
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59 * ------------- JFREECHART 1.0.x ---------------------------------------------
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60 * 24-Jan-2007 : Added flag to allow rounding of x-coordinates, and fixed
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61 * bug in clone() (DG);
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62 * 05-Feb-2007 : Added an extra call to updateCrosshairValues() in
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63 * drawItemPass1(), to fix bug 1564967 (DG);
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64 * 06-Feb-2007 : Fixed bug 1086307, crosshairs with multiple axes (DG);
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65 * 08-Mar-2007 : Fixed entity generation (DG);
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66 * 20-Apr-2007 : Updated getLegendItem() for renderer change (DG);
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67 * 23-Apr-2007 : Rewrite of difference drawing algorithm to allow use of
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68 * series with disjoint x-values (RW);
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69 * 04-May-2007 : Set processVisibleItemsOnly flag to false (DG);
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70 * 17-May-2007 : Set datasetIndex and seriesIndex in getLegendItem() (DG);
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71 * 18-May-2007 : Set dataset and seriesKey for LegendItem (DG);
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72 * 05-Nov-2007 : Draw item labels if visible (RW);
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73 * 17-Jun-2008 : Apply legend shape, font and paint attributes (DG);
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74 */
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75 /*
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76 * For further changes within the FLYS project, refer to the ChangeLog.
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77 */
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78 package de.intevation.flys.jfree;
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79
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80 import java.awt.BasicStroke;
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81 import java.awt.Color;
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82 import java.awt.Graphics2D;
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83 import java.awt.Font;
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84 import java.awt.Paint;
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85 import java.awt.geom.Point2D;
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86 import java.awt.Shape;
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87 import java.awt.Stroke;
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88 import java.awt.geom.GeneralPath;
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89 import java.awt.geom.Line2D;
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90 import java.awt.geom.Rectangle2D;
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91 import java.io.IOException;
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92 import java.io.ObjectInputStream;
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93 import java.io.ObjectOutputStream;
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eb671699fbc2 CrossSectionApp: Draw water, too.
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94 import java.util.ArrayList;
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95 import java.util.Collections;
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96 import java.util.LinkedList;
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97 import java.util.List;
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98
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99 import org.jfree.chart.LegendItem;
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100 import org.jfree.chart.axis.ValueAxis;
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101 import org.jfree.chart.entity.EntityCollection;
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102 import org.jfree.chart.entity.XYItemEntity;
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103 import org.jfree.chart.event.RendererChangeEvent;
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104 import org.jfree.chart.labels.XYToolTipGenerator;
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105 import org.jfree.chart.plot.CrosshairState;
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106 import org.jfree.chart.plot.PlotOrientation;
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107 import org.jfree.chart.plot.PlotRenderingInfo;
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108 import org.jfree.chart.plot.XYPlot;
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109 import org.jfree.chart.urls.XYURLGenerator;
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110 import org.jfree.data.xy.XYDataset;
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111 import org.jfree.data.xy.DefaultXYDataset;
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112 import org.jfree.io.SerialUtilities;
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113 import org.jfree.ui.RectangleEdge;
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114 import org.jfree.util.PaintUtilities;
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115 import org.jfree.util.PublicCloneable;
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116 import org.jfree.util.ShapeUtilities;
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117
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118 import org.jfree.chart.renderer.xy.AbstractXYItemRenderer;
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119 import org.jfree.chart.renderer.xy.XYItemRenderer;
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120 import org.jfree.chart.renderer.xy.XYItemRendererState;
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121
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122 import gnu.trove.TDoubleArrayList;
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123
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124 import de.intevation.flys.artifacts.math.Linear;
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125
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126 import org.apache.log4j.Logger;
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127
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128 /**
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129 * A renderer for an {@link XYPlot} that highlights the differences between two
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130 * series. The example shown here is generated by the
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131 * <code>DifferenceChartDemo1.java</code> program included in the JFreeChart
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132 * demo collection:
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133 * <br><br>
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134 * <img src="../../../../../images/StableXYDifferenceRendererSample.png"
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135 * alt="StableXYDifferenceRendererSample.png" />
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136 */
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137 public class StableXYDifferenceRenderer extends AbstractXYItemRenderer
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138 implements XYItemRenderer, PublicCloneable {
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139
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140 private static Logger log = Logger.getLogger(StableXYDifferenceRenderer.class);
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141
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142 public static final int CALCULATE_POSITIVE_AREA = 1;
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143 public static final int CALCULATE_NEGATIVE_AREA = 2;
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144 public static final int CALCULATE_ALL_AREA =
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145 CALCULATE_POSITIVE_AREA | CALCULATE_NEGATIVE_AREA;
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146
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147 /** For serialization. */
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148 private static final long serialVersionUID = -8447915602375584857L;
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149
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150 /** The paint used to highlight positive differences (y(0) > y(1)). */
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151 private transient Paint positivePaint;
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152
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153 /** The paint used to highlight negative differences (y(0) < y(1)). */
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154 private transient Paint negativePaint;
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155
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156 /** Display shapes at each point? */
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157 private boolean shapesVisible;
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158
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159 /** Display shapes at each point? */
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160 protected boolean drawOutline;
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161
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162 /** Which stroke to draw outline with? */
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163 protected Stroke outlineStroke;
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164
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165 /** Which paint to draw outline with? */
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166 protected Paint outlinePaint;
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167
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168 /** The shape to display in the legend item. */
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169 private transient Shape legendShape;
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170
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171 protected boolean drawOriginalSeries;
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172
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173 /** The color of the label showing the calculated area. */
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174 protected Color labelColor;
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175
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176 /** The background color of the label showing the calculated area. */
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177 protected Color labelBGColor;
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178
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179 /** Font to draw label of calculated area with. */
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180 protected Font labelFont;
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181
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182 protected int areaCalculationMode;
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183
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184 protected double positiveArea;
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185 protected double negativeArea;
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186
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187 /** Whether or not to draw a label in the area. */
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188 protected boolean labelArea = true;
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189
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190
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191 /** Arithmetic centroid of drawn polygons. */
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192 protected Point2D.Double centroid;
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193
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194
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195 /** Number of points that contributed to the centroid. */
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196 protected int centroidNPoints = 0;
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197
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198
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199 /**
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200 * This flag controls whether or not the x-coordinates (in Java2D space)
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201 * are rounded to integers. When set to true, this can avoid the vertical
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202 * striping that anti-aliasing can generate. However, the rounding may not
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203 * be appropriate for output in high resolution formats (for example,
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204 * vector graphics formats such as SVG and PDF).
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205 *
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206 * @since 1.0.4
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207 */
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208 private boolean roundXCoordinates;
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209
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210 /**
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211 * Creates a new renderer with default attributes.
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212 */
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213 public StableXYDifferenceRenderer() {
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214 this(Color.green, Color.red, false /*, null */);
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215 }
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216
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217 public StableXYDifferenceRenderer(Paint positivePaint, Paint negativePaint,
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218 boolean shapes) {
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219 this(positivePaint, negativePaint, shapes, CALCULATE_ALL_AREA);
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220 }
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221
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222 /**
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223 * Creates a new renderer.
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224 *
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225 * @param positivePaint the highlight color for positive differences
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226 * (<code>null</code> not permitted).
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227 * @param negativePaint the highlight color for negative differences
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228 * (<code>null</code> not permitted).
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229 * @param shapes draw shapes?
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230 */
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231 public StableXYDifferenceRenderer(Paint positivePaint, Paint negativePaint,
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232 boolean shapes, int areaCalculationMode) {
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233 if (positivePaint == null) {
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234 throw new IllegalArgumentException(
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235 "Null 'positivePaint' argument.");
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236 }
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237 if (negativePaint == null) {
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238 throw new IllegalArgumentException(
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239 "Null 'negativePaint' argument.");
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240 }
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241 this.positivePaint = positivePaint;
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242 this.negativePaint = negativePaint;
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243 this.shapesVisible = shapes;
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244 this.legendShape = new Rectangle2D.Double(-3.0, -3.0, 10.0, 10.0);
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245 this.roundXCoordinates = false;
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246 this.drawOutline = true;
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247 this.outlineStroke = new BasicStroke(1);
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248 this.outlinePaint = Color.black;
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249 this.drawOriginalSeries = false;
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250 this.areaCalculationMode = areaCalculationMode;
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251 this.labelBGColor = null;
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252 this.centroid = new Point2D.Double(0,0);
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253 }
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254
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255 public int getAreaCalculationMode() {
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256 return areaCalculationMode;
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257 }
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258
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259 public void setAreaCalculationMode(int areaCalculationMode) {
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260 this.areaCalculationMode = areaCalculationMode;
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261 }
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262
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263 public boolean isLabelArea() {
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264 return this.labelArea;
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265 }
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266
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267 public void setLabelArea(boolean label) {
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268 this.labelArea = label;
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269 }
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270
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271
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272 /** Set font to paint label with. */
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273 public void setLabelFont(Font font) {
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274 this.labelFont = font;
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275 }
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276
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277
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278 /** Get font with which label is painted. */
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279 public Font getLabelFont() {
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280 return this.labelFont;
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281 }
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282
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283
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284 /** Set color with which to paint label. */
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285 public void setLabelColor(Color color) {
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286 this.labelColor = color;
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287 }
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288
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289
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290 /** Get color with which label is painted. */
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291 public Color getLabelColor() {
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292 return this.labelColor;
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293 }
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294
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295
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296 /** Set color with which to paint label bg. */
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297 public void setLabelBGColor(Color color) {
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298 this.labelBGColor = color;
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299 }
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300
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301
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302 /** Get color with which label is painted. */
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303 public Color getLabelBGColor() {
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304 return this.labelBGColor;
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305 }
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306
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307
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308 public double getCalculatedArea() {
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309 return positiveArea + negativeArea;
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310 }
2071
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311
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312 /**
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313 * Sets color that is used if drawOutline is true.
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314 */
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315 public void setOutlinePaint(Paint outlinePaint) {
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316 this.outlinePaint = outlinePaint;
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diff changeset
317 }
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diff changeset
318
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diff changeset
319
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diff changeset
320 /**
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321 * Gets color which is used if drawOutline is true.
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322 */
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323 public Paint getOutlinePaint() {
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324 return this.outlinePaint;
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diff changeset
325 }
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diff changeset
326
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diff changeset
327
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diff changeset
328 /**
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diff changeset
329 * Sets Stroke that is used if drawOutline is true.
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diff changeset
330 */
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diff changeset
331 public void setOutlineStroke(Stroke stroke) {
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332 this.outlineStroke = stroke;
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diff changeset
333 }
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diff changeset
334
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diff changeset
335
fd95bfbb2ec2 Allow styling of outline of areas.
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diff changeset
336 /**
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diff changeset
337 * Returns Stroke that is used if drawOutline is true.
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diff changeset
338 */
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diff changeset
339 public Stroke getOutlineStroke() {
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340 return this.outlineStroke;
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diff changeset
341 }
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diff changeset
342
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diff changeset
343
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diff changeset
344 /**
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diff changeset
345 * Whether or not to draw the 'Shape' of the area (in contrast to
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diff changeset
346 * shapes at data items).
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diff changeset
347 */
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diff changeset
348 public void setDrawOutline(boolean doDrawOutline) {
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349 this.drawOutline = doDrawOutline;
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diff changeset
350 }
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diff changeset
351
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diff changeset
352
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diff changeset
353 /**
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diff changeset
354 * Returns whether or not to draw the shape of the outline.
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diff changeset
355 */
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diff changeset
356 public boolean getDrawOutline() {
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diff changeset
357 return this.drawOutline;
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diff changeset
358 }
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diff changeset
359
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diff changeset
360
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
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parents:
diff changeset
361 /**
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362 * Returns the paint used to highlight positive differences.
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parents:
diff changeset
363 *
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364 * @return The paint (never <code>null</code>).
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parents:
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365 *
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366 * @see #setPositivePaint(Paint)
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367 */
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368 public Paint getPositivePaint() {
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369 return this.positivePaint;
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370 }
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371
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372 /**
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373 * Sets the paint used to highlight positive differences and sends a
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374 * {@link RendererChangeEvent} to all registered listeners.
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375 *
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376 * @param paint the paint (<code>null</code> not permitted).
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377 *
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378 * @see #getPositivePaint()
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379 */
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380 public void setPositivePaint(Paint paint) {
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381 if (paint == null) {
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parents:
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382 throw new IllegalArgumentException("Null 'paint' argument.");
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383 }
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384 this.positivePaint = paint;
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parents:
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385 fireChangeEvent();
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parents:
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386 }
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parents:
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387
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388 /**
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parents:
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389 * Returns the paint used to highlight negative differences.
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parents:
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390 *
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parents:
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391 * @return The paint (never <code>null</code>).
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parents:
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392 *
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parents:
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393 * @see #setNegativePaint(Paint)
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394 */
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395 public Paint getNegativePaint() {
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396 return this.negativePaint;
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397 }
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parents:
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398
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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399 /**
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parents:
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400 * Sets the paint used to highlight negative differences.
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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401 *
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parents:
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402 * @param paint the paint (<code>null</code> not permitted).
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parents:
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403 *
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parents:
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404 * @see #getNegativePaint()
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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405 */
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parents:
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406 public void setNegativePaint(Paint paint) {
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parents:
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407 if (paint == null) {
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parents:
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408 throw new IllegalArgumentException("Null 'paint' argument.");
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parents:
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409 }
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parents:
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410 this.negativePaint = paint;
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parents:
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411 notifyListeners(new RendererChangeEvent(this));
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parents:
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412 }
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parents:
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413
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parents:
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414 /**
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parents:
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415 * Returns a flag that controls whether or not shapes are drawn for each
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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416 * data value.
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
417 *
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parents:
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418 * @return A boolean.
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parents:
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419 *
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parents:
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420 * @see #setShapesVisible(boolean)
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parents:
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421 */
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parents:
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422 public boolean getShapesVisible() {
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423 return this.shapesVisible;
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parents:
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424 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
425
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
426 /**
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
427 * Sets a flag that controls whether or not shapes are drawn for each
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
428 * data value, and sends a {@link RendererChangeEvent} to all registered
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
429 * listeners.
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
430 *
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parents:
diff changeset
431 * @param flag the flag.
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parents:
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432 *
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parents:
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433 * @see #getShapesVisible()
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parents:
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434 */
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parents:
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435 public void setShapesVisible(boolean flag) {
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436 this.shapesVisible = flag;
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parents:
diff changeset
437 fireChangeEvent();
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parents:
diff changeset
438 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
439
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parents:
diff changeset
440 /**
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parents:
diff changeset
441 * Returns the shape used to represent a line in the legend.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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442 *
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parents:
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443 * @return The legend line (never <code>null</code>).
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
444 *
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parents:
diff changeset
445 * @see #setLegendLine(Shape)
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parents:
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446 */
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diff changeset
447 public Shape getLegendLine() {
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
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448 return this.legendShape;
1823
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449 }
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parents:
diff changeset
450
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parents:
diff changeset
451 /**
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parents:
diff changeset
452 * Sets the shape used as a line in each legend item and sends a
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
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parents:
diff changeset
453 * {@link RendererChangeEvent} to all registered listeners.
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parents:
diff changeset
454 *
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parents:
diff changeset
455 * @param line the line (<code>null</code> not permitted).
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parents:
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456 *
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parents:
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457 * @see #getLegendLine()
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parents:
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458 */
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parents:
diff changeset
459 public void setLegendLine(Shape line) {
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parents:
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460 if (line == null) {
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parents:
diff changeset
461 throw new IllegalArgumentException("Null 'line' argument.");
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parents:
diff changeset
462 }
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
463 this.legendShape = line;
1823
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parents:
diff changeset
464 fireChangeEvent();
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parents:
diff changeset
465 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
466
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
467 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
468 * Returns the flag that controls whether or not the x-coordinates (in
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
469 * Java2D space) are rounded to integer values.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
470 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
471 * @return The flag.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
472 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
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parents:
diff changeset
473 * @since 1.0.4
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
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parents:
diff changeset
474 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
475 * @see #setRoundXCoordinates(boolean)
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
476 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
477 public boolean getRoundXCoordinates() {
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parents:
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478 return this.roundXCoordinates;
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parents:
diff changeset
479 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
480
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
481 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
482 * Sets the flag that controls whether or not the x-coordinates (in
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
483 * Java2D space) are rounded to integer values, and sends a
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
484 * {@link RendererChangeEvent} to all registered listeners.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
485 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
486 * @param round the new flag value.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
487 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
488 * @since 1.0.4
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
489 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
490 * @see #getRoundXCoordinates()
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
491 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
492 public void setRoundXCoordinates(boolean round) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
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parents:
diff changeset
493 this.roundXCoordinates = round;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
494 fireChangeEvent();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
495 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
496
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
497 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
498 * Initialises the renderer and returns a state object that should be
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
499 * passed to subsequent calls to the drawItem() method. This method will
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
500 * be called before the first item is rendered, giving the renderer an
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
501 * opportunity to initialise any state information it wants to maintain.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
502 * The renderer can do nothing if it chooses.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
503 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
504 * @param g2 the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
505 * @param dataArea the area inside the axes.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
506 * @param plot the plot.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
507 * @param data the data.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
508 * @param info an optional info collection object to return data back to
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
509 * the caller.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
510 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
511 * @return A state object.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
512 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
513 public XYItemRendererState initialise(Graphics2D g2,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
514 Rectangle2D dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
515 XYPlot plot,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
516 XYDataset data,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
517 PlotRenderingInfo info) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
518
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
519 XYItemRendererState state = super.initialise(g2, dataArea, plot, data,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
520 info);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
521 state.setProcessVisibleItemsOnly(false);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
522 return state;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
523 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
524
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
525 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
526 * Returns <code>2</code>, the number of passes required by the renderer.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
527 * The {@link XYPlot} will run through the dataset this number of times.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
528 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
529 * @return The number of passes required by the renderer.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
530 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
531 public int getPassCount() {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
532 return 2;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
533 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
534
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
535 private static final void addSeries(
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
536 DefaultXYDataset ds,
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
537 Comparable key,
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
538 TDoubleArrayList xs,
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
539 TDoubleArrayList ys
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
540 ) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
541 ds.addSeries(
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
542 key,
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
543 new double [][] {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
544 xs.toNativeArray(),
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
545 ys.toNativeArray()
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
546 });
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
547 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
548
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
549 protected static List<XYDataset> splitByNaNsOneSeries(
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
550 XYDataset dataset
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
551 ) {
1883
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
552 List<XYDataset> datasets = new ArrayList<XYDataset>();
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
553
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
554 int N = dataset.getItemCount(0);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
555 TDoubleArrayList xs = new TDoubleArrayList(N);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
556 TDoubleArrayList ys = new TDoubleArrayList(N);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
557 for (int i = 0; i < N; ++i) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
558 double x = dataset.getXValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
559 double y = dataset.getYValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
560 if (Double.isNaN(x) || Double.isNaN(y)) {
1883
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
561 if (!xs.isEmpty()) {
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
562 DefaultXYDataset ds = new DefaultXYDataset();
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
563 addSeries(ds, dataset.getSeriesKey(0), xs, ys);
1883
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
564 datasets.add(ds);
1885
110dd067bb8f StableXYDifferenceRenderer: More efficient use of TDoubleArrayList
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1884
diff changeset
565 xs.resetQuick();
110dd067bb8f StableXYDifferenceRenderer: More efficient use of TDoubleArrayList
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1884
diff changeset
566 ys.resetQuick();
1883
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
567 }
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
568 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
569 else {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
570 xs.add(x);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
571 ys.add(y);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
572 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
573 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
574 if (!xs.isEmpty()) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
575 DefaultXYDataset ds = new DefaultXYDataset();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
576 addSeries(ds, dataset.getSeriesKey(0), xs, ys);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
577 datasets.add(ds);
1883
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
578 }
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
579
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
580 return datasets;
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
581 }
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
582
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
583 private static final boolean add(TDoubleArrayList xs, double x) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
584 int N = xs.size();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
585 if (N == 0 || xs.getQuick(N-1) < x) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
586 xs.add(x);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
587 return true;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
588 }
2107
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
589 log.debug("pushed smaller");
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
590 return false;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
591 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
592
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
593 protected static List<XYDataset> splitByNaNsTwoSeries(
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
594 XYDataset dataset
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
595 ) {
2107
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
596 boolean debug = log.isDebugEnabled();
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
597
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
598 List<XYDataset> datasets = new ArrayList<XYDataset>();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
599
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
600 int N = dataset.getItemCount(0);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
601 int M = dataset.getItemCount(1);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
602
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
603 int i = 0, j = 0;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
604 // ignore leading NaNs
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
605 for (; i < N; ++i) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
606 double x = dataset.getXValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
607 double y = dataset.getYValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
608 if (!Double.isNaN(x) && !Double.isNaN(y)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
609 break;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
610 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
611 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
612
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
613 for (; j < M; ++j) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
614 double x = dataset.getXValue(1, j);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
615 double y = dataset.getYValue(1, j);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
616 if (!Double.isNaN(x) && !Double.isNaN(y)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
617 break;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
618 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
619 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
620
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
621 TDoubleArrayList six = new TDoubleArrayList();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
622 TDoubleArrayList siy = new TDoubleArrayList();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
623 TDoubleArrayList sjx = new TDoubleArrayList();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
624 TDoubleArrayList sjy = new TDoubleArrayList();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
625
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
626 while (i < N && j < M) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
627 int ni = i+1;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
628 for (; ni < N && !Double.isNaN(dataset.getXValue(0, ni)); ++ni);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
629 for (; ni < N && Double.isNaN(dataset.getXValue(0, ni)); ++ni);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
630
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
631 int nj = j+1;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
632 for (; nj < M && !Double.isNaN(dataset.getXValue(1, nj)); ++nj);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
633 for (; nj < M && Double.isNaN(dataset.getXValue(1, nj)); ++nj);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
634
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
635 if (ni == N && nj == M) { // no more splits
2107
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
636 log.debug("no more splits ....");
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
637 for (; i < ni; ++i) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
638 double x = dataset.getXValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
639 double y = dataset.getYValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
640 if (!Double.isNaN(x)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
641 && !Double.isNaN(y)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
642 && add(six, x)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
643 siy.add(y);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
644 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
645 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
646 for (; j < nj; ++j) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
647 double x = dataset.getXValue(1, j);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
648 double y = dataset.getYValue(1, j);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
649 if (!Double.isNaN(x)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
650 && !Double.isNaN(y)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
651 && add(sjx, x)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
652 sjy.add(y);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
653 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
654 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
655 if (!six.isEmpty() && !sjx.isEmpty()) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
656 DefaultXYDataset ds = new DefaultXYDataset();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
657 addSeries(ds, dataset.getSeriesKey(0), six, siy);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
658 addSeries(ds, dataset.getSeriesKey(1), sjx, sjy);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
659 datasets.add(ds);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
660 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
661 break;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
662 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
663
2107
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
664 if (debug) {
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
665 log.debug("ni: " + ni + " " + N);
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
666 log.debug("nj: " + nj + " " + M);
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
667 }
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
668
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
669 double xni = ni < N
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
670 ? dataset.getXValue(0, ni)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
671 : Double.MAX_VALUE;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
672
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
673 double xnj = nj < M
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
674 ? dataset.getXValue(1, nj)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
675 : Double.MAX_VALUE;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
676
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
677 double xns = Math.min(xni, xnj);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
678
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
679 double pushxi = Double.NaN;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
680 double pushyi = Double.NaN;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
681 double pushxj = Double.NaN;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
682 double pushyj = Double.NaN;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
683
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
684 for (; i < ni; ++i) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
685 double x = dataset.getXValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
686 double y = dataset.getYValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
687 if (Double.isNaN(x) || Double.isNaN(y)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
688 continue;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
689 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
690 if (x < xns) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
691 if (add(six, x)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
692 siy.add(y);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
693 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
694 continue;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
695 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
696 if (x == xns) { // exact match
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
697 if (add(six, x)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
698 siy.add(y);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
699 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
700 pushxi = x; pushyi = y;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
701 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
702 else { // x > xns: intersection
2107
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
703 if (debug) {
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
704 log.debug("xns: " + xns);
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
705 log.debug("x/y: " + x + " / " + y);
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
706 }
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
707 int SIX = six.size();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
708 if (SIX > 0) { // should always be true
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
709 double yns = Linear.linear(
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
710 xns,
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
711 six.getQuick(SIX-1), x,
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
712 siy.getQuick(SIX-1), y);
2107
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
713 if (debug) {
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
714 log.debug("intersection at: " + yns);
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
715 }
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
716 if (add(six, xns)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
717 siy.add(yns);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
718 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
719 pushxi = xns;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
720 pushyi = yns;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
721 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
722 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
723 break; // Split point reached.
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
724 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
725
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
726 for (; j < nj; ++j) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
727 double x = dataset.getXValue(1, j);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
728 double y = dataset.getYValue(1, j);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
729 if (Double.isNaN(x) || Double.isNaN(y)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
730 continue;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
731 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
732 if (x < xns) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
733 if (add(sjx, x)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
734 sjy.add(y);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
735 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
736 continue;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
737 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
738 if (x == xns) { // exact match
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
739 if (add(sjx, x)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
740 sjy.add(y);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
741 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
742 pushxj = x; pushyj = y;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
743 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
744 else { // x > xns: intersection
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
745 int SJX = sjx.size();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
746 if (SJX > 0) { // should always be true
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
747 double yns = Linear.linear(
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
748 xns,
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
749 sjx.getQuick(SJX-1), x,
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
750 sjy.getQuick(SJX-1), y);
2107
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
751 if (debug) {
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
752 log.debug("intersection at: " + yns);
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
753 }
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
754 if (add(sjx, xns)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
755 sjy.add(yns);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
756 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
757 pushxj = xns; pushyj = yns;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
758 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
759 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
760 break; // Split point reached.
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
761 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
762
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
763 if (!six.isEmpty() && !sjx.isEmpty()) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
764 DefaultXYDataset ds = new DefaultXYDataset();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
765 addSeries(ds, dataset.getSeriesKey(0), six, siy);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
766 addSeries(ds, dataset.getSeriesKey(1), sjx, sjy);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
767 datasets.add(ds);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
768 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
769
1885
110dd067bb8f StableXYDifferenceRenderer: More efficient use of TDoubleArrayList
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1884
diff changeset
770 six.resetQuick(); siy.resetQuick();
110dd067bb8f StableXYDifferenceRenderer: More efficient use of TDoubleArrayList
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1884
diff changeset
771 sjx.resetQuick(); sjy.resetQuick();
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
772
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
773 // Push split points.
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
774 if (!Double.isNaN(pushxi)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
775 six.add(pushxi);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
776 siy.add(pushyi);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
777 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
778
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
779 if (!Double.isNaN(pushxj)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
780 sjx.add(pushxj);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
781 sjy.add(pushyj);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
782 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
783 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
784
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
785 // Copy the rest.
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
786 for (; i < N; ++i) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
787 double x = dataset.getXValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
788 double y = dataset.getXValue(0, i);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
789 if (!Double.isNaN(x)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
790 && !Double.isNaN(y)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
791 && add(six, x)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
792 siy.add(y);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
793 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
794 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
795
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
796 for (; j < M; ++j) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
797 double x = dataset.getXValue(1, j);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
798 double y = dataset.getXValue(1, j);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
799 if (!Double.isNaN(x)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
800 && !Double.isNaN(y)
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
801 && add(sjx, x)) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
802 sjy.add(y);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
803 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
804 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
805
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
806 // Build final dataset.
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
807 if (!six.isEmpty() && !sjx.isEmpty()) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
808 DefaultXYDataset ds = new DefaultXYDataset();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
809 addSeries(ds, dataset.getSeriesKey(0), six, siy);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
810 addSeries(ds, dataset.getSeriesKey(1), sjx, sjy);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
811 datasets.add(ds);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
812 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
813
2107
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
814 if (debug) {
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
815 log.debug("datasets after split: " + datasets.size());
51b9899f819d StableXYDifferenceRenderer: Replaced System.err.println()s with proper logging.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2071
diff changeset
816 }
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
817
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
818 return datasets;
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
819 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
820
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
821 public static List<XYDataset> splitByNaNs(XYDataset dataset) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
822
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
823 switch (dataset.getSeriesCount()) {
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
824 case 0:
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
825 return Collections.emptyList();
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
826 case 1:
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
827 return splitByNaNsOneSeries(dataset);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
828 default: // two or more
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
829 return splitByNaNsTwoSeries(dataset);
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
830 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
831 }
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
832
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
833 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
834 * Draws the visual representation of a single data item.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
835 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
836 * @param g2 the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
837 * @param state the renderer state.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
838 * @param dataArea the area within which the data is being drawn.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
839 * @param info collects information about the drawing.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
840 * @param plot the plot (can be used to obtain standard color
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
841 * information etc).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
842 * @param domainAxis the domain (horizontal) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
843 * @param rangeAxis the range (vertical) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
844 * @param dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
845 * @param series the series index (zero-based).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
846 * @param item the item index (zero-based).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
847 * @param crosshairState crosshair information for the plot
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
848 * (<code>null</code> permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
849 * @param pass the pass index.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
850 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
851 public void drawItem(Graphics2D g2,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
852 XYItemRendererState state,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
853 Rectangle2D dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
854 PlotRenderingInfo info,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
855 XYPlot plot,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
856 ValueAxis domainAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
857 ValueAxis rangeAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
858 XYDataset dataset,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
859 int series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
860 int item,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
861 CrosshairState crosshairState,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
862 int pass) {
1881
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1824
diff changeset
863 switch (pass) {
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1824
diff changeset
864 case 0:
1883
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
865 for (XYDataset ds: splitByNaNs(dataset)) {
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
866 drawItemPass0(g2, dataArea, info,
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
867 plot, domainAxis, rangeAxis,
1884
4ae9c92feb8c StableXYDifferenceRenderer: Make rendering work with definition holes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1883
diff changeset
868 ds, series, item, crosshairState);
1883
eb671699fbc2 CrossSectionApp: Draw water, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1881
diff changeset
869 }
1881
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1824
diff changeset
870 break;
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1824
diff changeset
871 case 1:
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1824
diff changeset
872 drawItemPass1(g2, dataArea, info,
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1824
diff changeset
873 plot, domainAxis, rangeAxis,
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1824
diff changeset
874 dataset, series, item, crosshairState);
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
875 }
2666
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
876
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
877 // Find geometric middle, calculate area and paint a string with it here.
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
878 // TODO also i18n
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
879 if (pass == 1 && this.labelArea) {
2667
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
880 double center_x = centroid.getX();
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
881 double center_y = centroid.getY();
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
882 center_x = domainAxis.valueToJava2D(center_x, dataArea,
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
883 plot.getDomainAxisEdge());
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
884 center_y = rangeAxis.valueToJava2D(center_y, dataArea,
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
885 plot.getRangeAxisEdge());
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
886
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
887 // Respect text-extend if text should appear really centered.
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
888
2666
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
889 float area = 0f;
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
890 if (areaCalculationMode == CALCULATE_POSITIVE_AREA
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
891 || areaCalculationMode == CALCULATE_ALL_AREA) {
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
892 area += Math.abs(positiveArea);
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
893 }
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
894 if (areaCalculationMode == CALCULATE_NEGATIVE_AREA
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
895 || areaCalculationMode == CALCULATE_ALL_AREA) {
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
896 area += Math.abs(negativeArea);
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
897 }
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
898 if (area != 0f) {
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
899 Color oldColor = g2.getColor();
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
900 Font oldFont = g2.getFont();
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
901 g2.setFont(labelFont);
2667
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
902 String labelText = "Area= " + area + "m2";
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
903 if (labelBGColor != null) {
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
904 EnhancedLineAndShapeRenderer.drawTextBox(g2, labelText,
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
905 (float)center_x, (float)center_y, labelBGColor);
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
906 }
2666
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
907 g2.setColor(labelColor);
2667
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
908 g2.drawString(labelText, (float)center_x, (float)center_y);
2666
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
909 g2.setFont(oldFont);
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
910 g2.setColor(oldColor);
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
911 }
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
912 }
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
913 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
914
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
915 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
916 * Draws the visual representation of a single data item, first pass.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
917 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
918 * @param x_graphics the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
919 * @param x_dataArea the area within which the data is being drawn.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
920 * @param x_info collects information about the drawing.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
921 * @param x_plot the plot (can be used to obtain standard color
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
922 * information etc).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
923 * @param x_domainAxis the domain (horizontal) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
924 * @param x_rangeAxis the range (vertical) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
925 * @param x_dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
926 * @param x_series the series index (zero-based).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
927 * @param x_item the item index (zero-based).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
928 * @param x_crosshairState crosshair information for the plot
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
929 * (<code>null</code> permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
930 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
931 protected void drawItemPass0(Graphics2D x_graphics,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
932 Rectangle2D x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
933 PlotRenderingInfo x_info,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
934 XYPlot x_plot,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
935 ValueAxis x_domainAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
936 ValueAxis x_rangeAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
937 XYDataset x_dataset,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
938 int x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
939 int x_item,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
940 CrosshairState x_crosshairState) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
941
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
942 if (!((0 == x_series) && (0 == x_item))) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
943 return;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
944 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
945
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
946 boolean b_impliedZeroSubtrahend = (1 == x_dataset.getSeriesCount());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
947
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
948 // check if either series is a degenerate case (i.e. less than 2 points)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
949 if (isEitherSeriesDegenerate(x_dataset, b_impliedZeroSubtrahend)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
950 return;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
951 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
952
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
953 // check if series are disjoint (i.e. domain-spans do not overlap)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
954 if (!b_impliedZeroSubtrahend && areSeriesDisjoint(x_dataset)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
955 return;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
956 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
957
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
958 // polygon definitions
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
959 LinkedList l_minuendXs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
960 LinkedList l_minuendYs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
961 LinkedList l_subtrahendXs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
962 LinkedList l_subtrahendYs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
963 LinkedList l_polygonXs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
964 LinkedList l_polygonYs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
965
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
966 // state
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
967 int l_minuendItem = 0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
968 int l_minuendItemCount = x_dataset.getItemCount(0);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
969 Double l_minuendCurX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
970 Double l_minuendNextX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
971 Double l_minuendCurY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
972 Double l_minuendNextY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
973 double l_minuendMaxY = Double.NEGATIVE_INFINITY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
974 double l_minuendMinY = Double.POSITIVE_INFINITY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
975
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
976 int l_subtrahendItem = 0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
977 int l_subtrahendItemCount = 0; // actual value set below
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
978 Double l_subtrahendCurX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
979 Double l_subtrahendNextX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
980 Double l_subtrahendCurY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
981 Double l_subtrahendNextY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
982 double l_subtrahendMaxY = Double.NEGATIVE_INFINITY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
983 double l_subtrahendMinY = Double.POSITIVE_INFINITY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
984
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
985 // if a subtrahend is not specified, assume it is zero
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
986 if (b_impliedZeroSubtrahend) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
987 l_subtrahendItem = 0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
988 l_subtrahendItemCount = 2;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
989 l_subtrahendCurX = new Double(x_dataset.getXValue(0, 0));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
990 l_subtrahendNextX = new Double(x_dataset.getXValue(0,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
991 (l_minuendItemCount - 1)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
992 l_subtrahendCurY = new Double(0.0);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
993 l_subtrahendNextY = new Double(0.0);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
994 l_subtrahendMaxY = 0.0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
995 l_subtrahendMinY = 0.0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
996
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
997 l_subtrahendXs.add(l_subtrahendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
998 l_subtrahendYs.add(l_subtrahendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
999 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1000 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1001 l_subtrahendItemCount = x_dataset.getItemCount(1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1002 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1003
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1004 boolean b_minuendDone = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1005 boolean b_minuendAdvanced = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1006 boolean b_minuendAtIntersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1007 boolean b_minuendFastForward = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1008 boolean b_subtrahendDone = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1009 boolean b_subtrahendAdvanced = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1010 boolean b_subtrahendAtIntersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1011 boolean b_subtrahendFastForward = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1012 boolean b_colinear = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1013
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1014 boolean b_positive;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1015
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1016 // coordinate pairs
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1017 double l_x1 = 0.0, l_y1 = 0.0; // current minuend point
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1018 double l_x2 = 0.0, l_y2 = 0.0; // next minuend point
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1019 double l_x3 = 0.0, l_y3 = 0.0; // current subtrahend point
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1020 double l_x4 = 0.0, l_y4 = 0.0; // next subtrahend point
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1021
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1022 // fast-forward through leading tails
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1023 boolean b_fastForwardDone = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1024 while (!b_fastForwardDone) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1025 // get the x and y coordinates
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1026 l_x1 = x_dataset.getXValue(0, l_minuendItem);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1027 l_y1 = x_dataset.getYValue(0, l_minuendItem);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1028 l_x2 = x_dataset.getXValue(0, l_minuendItem + 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1029 l_y2 = x_dataset.getYValue(0, l_minuendItem + 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1030
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1031 l_minuendCurX = new Double(l_x1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1032 l_minuendCurY = new Double(l_y1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1033 l_minuendNextX = new Double(l_x2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1034 l_minuendNextY = new Double(l_y2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1035
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1036 if (b_impliedZeroSubtrahend) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1037 l_x3 = l_subtrahendCurX.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1038 l_y3 = l_subtrahendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1039 l_x4 = l_subtrahendNextX.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1040 l_y4 = l_subtrahendNextY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1041 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1042 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1043 l_x3 = x_dataset.getXValue(1, l_subtrahendItem);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1044 l_y3 = x_dataset.getYValue(1, l_subtrahendItem);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1045 l_x4 = x_dataset.getXValue(1, l_subtrahendItem + 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1046 l_y4 = x_dataset.getYValue(1, l_subtrahendItem + 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1047
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1048 l_subtrahendCurX = new Double(l_x3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1049 l_subtrahendCurY = new Double(l_y3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1050 l_subtrahendNextX = new Double(l_x4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1051 l_subtrahendNextY = new Double(l_y4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1052 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1053
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1054 if (l_x2 <= l_x3) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1055 // minuend needs to be fast forwarded
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1056 l_minuendItem++;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1057 b_minuendFastForward = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1058 continue;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1059 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1060
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1061 if (l_x4 <= l_x1) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1062 // subtrahend needs to be fast forwarded
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1063 l_subtrahendItem++;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1064 b_subtrahendFastForward = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1065 continue;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1066 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1067
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1068 // check if initial polygon needs to be clipped
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1069 if ((l_x3 < l_x1) && (l_x1 < l_x4)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1070 // project onto subtrahend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1071 double l_slope = (l_y4 - l_y3) / (l_x4 - l_x3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1072 l_subtrahendCurX = l_minuendCurX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1073 l_subtrahendCurY = new Double((l_slope * l_x1)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1074 + (l_y3 - (l_slope * l_x3)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1075
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1076 l_subtrahendXs.add(l_subtrahendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1077 l_subtrahendYs.add(l_subtrahendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1078 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1079
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1080 if ((l_x1 < l_x3) && (l_x3 < l_x2)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1081 // project onto minuend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1082 double l_slope = (l_y2 - l_y1) / (l_x2 - l_x1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1083 l_minuendCurX = l_subtrahendCurX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1084 l_minuendCurY = new Double((l_slope * l_x3)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1085 + (l_y1 - (l_slope * l_x1)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1086
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1087 l_minuendXs.add(l_minuendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1088 l_minuendYs.add(l_minuendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1089 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1090
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1091 l_minuendMaxY = l_minuendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1092 l_minuendMinY = l_minuendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1093 l_subtrahendMaxY = l_subtrahendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1094 l_subtrahendMinY = l_subtrahendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1095
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1096 b_fastForwardDone = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1097 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1098
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1099 // start of algorithm
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1100 while (!b_minuendDone && !b_subtrahendDone) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1101 if (!b_minuendDone && !b_minuendFastForward && b_minuendAdvanced) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1102 l_x1 = x_dataset.getXValue(0, l_minuendItem);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1103 l_y1 = x_dataset.getYValue(0, l_minuendItem);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1104 l_minuendCurX = new Double(l_x1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1105 l_minuendCurY = new Double(l_y1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1106
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1107 if (!b_minuendAtIntersect) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1108 l_minuendXs.add(l_minuendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1109 l_minuendYs.add(l_minuendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1110 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1111
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1112 l_minuendMaxY = Math.max(l_minuendMaxY, l_y1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1113 l_minuendMinY = Math.min(l_minuendMinY, l_y1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1114
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1115 l_x2 = x_dataset.getXValue(0, l_minuendItem + 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1116 l_y2 = x_dataset.getYValue(0, l_minuendItem + 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1117 l_minuendNextX = new Double(l_x2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1118 l_minuendNextY = new Double(l_y2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1119 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1120
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1121 // never updated the subtrahend if it is implied to be zero
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1122 if (!b_impliedZeroSubtrahend && !b_subtrahendDone
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1123 && !b_subtrahendFastForward && b_subtrahendAdvanced) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1124 l_x3 = x_dataset.getXValue(1, l_subtrahendItem);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1125 l_y3 = x_dataset.getYValue(1, l_subtrahendItem);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1126 l_subtrahendCurX = new Double(l_x3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1127 l_subtrahendCurY = new Double(l_y3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1128
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1129 if (!b_subtrahendAtIntersect) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1130 l_subtrahendXs.add(l_subtrahendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1131 l_subtrahendYs.add(l_subtrahendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1132 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1133
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1134 l_subtrahendMaxY = Math.max(l_subtrahendMaxY, l_y3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1135 l_subtrahendMinY = Math.min(l_subtrahendMinY, l_y3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1136
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1137 l_x4 = x_dataset.getXValue(1, l_subtrahendItem + 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1138 l_y4 = x_dataset.getYValue(1, l_subtrahendItem + 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1139 l_subtrahendNextX = new Double(l_x4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1140 l_subtrahendNextY = new Double(l_y4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1141 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1142
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1143 // deassert b_*FastForward (only matters for 1st time through loop)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1144 b_minuendFastForward = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1145 b_subtrahendFastForward = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1146
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1147 Double l_intersectX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1148 Double l_intersectY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1149 boolean b_intersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1150
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1151 b_minuendAtIntersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1152 b_subtrahendAtIntersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1153
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1154 // check for intersect
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1155 if ((l_x2 == l_x4) && (l_y2 == l_y4)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1156 // check if line segments are colinear
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1157 if ((l_x1 == l_x3) && (l_y1 == l_y3)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1158 b_colinear = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1159 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1160 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1161 // the intersect is at the next point for both the minuend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1162 // and subtrahend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1163 l_intersectX = new Double(l_x2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1164 l_intersectY = new Double(l_y2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1165
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1166 b_intersect = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1167 b_minuendAtIntersect = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1168 b_subtrahendAtIntersect = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1169 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1170 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1171 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1172 // compute common denominator
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1173 double l_denominator = ((l_y4 - l_y3) * (l_x2 - l_x1))
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1174 - ((l_x4 - l_x3) * (l_y2 - l_y1));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1175
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1176 // compute common deltas
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1177 double l_deltaY = l_y1 - l_y3;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1178 double l_deltaX = l_x1 - l_x3;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1179
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1180 // compute numerators
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1181 double l_numeratorA = ((l_x4 - l_x3) * l_deltaY)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1182 - ((l_y4 - l_y3) * l_deltaX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1183 double l_numeratorB = ((l_x2 - l_x1) * l_deltaY)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1184 - ((l_y2 - l_y1) * l_deltaX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1185
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1186 // check if line segments are colinear
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1187 if ((0 == l_numeratorA) && (0 == l_numeratorB)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1188 && (0 == l_denominator)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1189 b_colinear = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1190 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1191 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1192 // check if previously colinear
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1193 if (b_colinear) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1194 // clear colinear points and flag
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1195 l_minuendXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1196 l_minuendYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1197 l_subtrahendXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1198 l_subtrahendYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1199 l_polygonXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1200 l_polygonYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1201
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1202 b_colinear = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1203
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1204 // set new starting point for the polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1205 boolean b_useMinuend = ((l_x3 <= l_x1)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1206 && (l_x1 <= l_x4));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1207 l_polygonXs.add(b_useMinuend ? l_minuendCurX
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1208 : l_subtrahendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1209 l_polygonYs.add(b_useMinuend ? l_minuendCurY
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1210 : l_subtrahendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1211 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1212
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1213 // compute slope components
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1214 double l_slopeA = l_numeratorA / l_denominator;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1215 double l_slopeB = l_numeratorB / l_denominator;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1216
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1217 // check if the line segments intersect
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1218 if ((0 < l_slopeA) && (l_slopeA <= 1) && (0 < l_slopeB)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1219 && (l_slopeB <= 1)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1220 // compute the point of intersection
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1221 double l_xi = l_x1 + (l_slopeA * (l_x2 - l_x1));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1222 double l_yi = l_y1 + (l_slopeA * (l_y2 - l_y1));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1223
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1224 l_intersectX = new Double(l_xi);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1225 l_intersectY = new Double(l_yi);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1226 b_intersect = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1227 b_minuendAtIntersect = ((l_xi == l_x2)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1228 && (l_yi == l_y2));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1229 b_subtrahendAtIntersect = ((l_xi == l_x4)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1230 && (l_yi == l_y4));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1231
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1232 // advance minuend and subtrahend to intesect
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1233 l_minuendCurX = l_intersectX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1234 l_minuendCurY = l_intersectY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1235 l_subtrahendCurX = l_intersectX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1236 l_subtrahendCurY = l_intersectY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1237 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1238 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1239 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1240
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1241 if (b_intersect) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1242 // create the polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1243 // add the minuend's points to polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1244 l_polygonXs.addAll(l_minuendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1245 l_polygonYs.addAll(l_minuendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1246
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1247 // add intersection point to the polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1248 l_polygonXs.add(l_intersectX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1249 l_polygonYs.add(l_intersectY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1250
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1251 // add the subtrahend's points to the polygon in reverse
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1252 Collections.reverse(l_subtrahendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1253 Collections.reverse(l_subtrahendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1254 l_polygonXs.addAll(l_subtrahendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1255 l_polygonYs.addAll(l_subtrahendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1256
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1257 // create an actual polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1258 b_positive = (l_subtrahendMaxY <= l_minuendMaxY)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1259 && (l_subtrahendMinY <= l_minuendMinY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1260 createPolygon(x_graphics, x_dataArea, x_plot, x_domainAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1261 x_rangeAxis, b_positive, l_polygonXs, l_polygonYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1262
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1263 // clear the point vectors
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1264 l_minuendXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1265 l_minuendYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1266 l_subtrahendXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1267 l_subtrahendYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1268 l_polygonXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1269 l_polygonYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1270
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1271 // set the maxY and minY values to intersect y-value
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1272 double l_y = l_intersectY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1273 l_minuendMaxY = l_y;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1274 l_subtrahendMaxY = l_y;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1275 l_minuendMinY = l_y;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1276 l_subtrahendMinY = l_y;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1277
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1278 // add interection point to new polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1279 l_polygonXs.add(l_intersectX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1280 l_polygonYs.add(l_intersectY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1281 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1282
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1283 // advance the minuend if needed
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1284 if (l_x2 <= l_x4) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1285 l_minuendItem++;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1286 b_minuendAdvanced = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1287 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1288 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1289 b_minuendAdvanced = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1290 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1291
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1292 // advance the subtrahend if needed
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1293 if (l_x4 <= l_x2) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1294 l_subtrahendItem++;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1295 b_subtrahendAdvanced = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1296 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1297 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1298 b_subtrahendAdvanced = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1299 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1300
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1301 b_minuendDone = (l_minuendItem == (l_minuendItemCount - 1));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1302 b_subtrahendDone = (l_subtrahendItem == (l_subtrahendItemCount
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1303 - 1));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1304 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1305
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1306 // check if the final polygon needs to be clipped
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1307 if (b_minuendDone && (l_x3 < l_x2) && (l_x2 < l_x4)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1308 // project onto subtrahend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1309 double l_slope = (l_y4 - l_y3) / (l_x4 - l_x3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1310 l_subtrahendNextX = l_minuendNextX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1311 l_subtrahendNextY = new Double((l_slope * l_x2)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1312 + (l_y3 - (l_slope * l_x3)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1313 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1314
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1315 if (b_subtrahendDone && (l_x1 < l_x4) && (l_x4 < l_x2)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1316 // project onto minuend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1317 double l_slope = (l_y2 - l_y1) / (l_x2 - l_x1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1318 l_minuendNextX = l_subtrahendNextX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1319 l_minuendNextY = new Double((l_slope * l_x4)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1320 + (l_y1 - (l_slope * l_x1)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1321 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1322
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1323 // consider last point of minuend and subtrahend for determining
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1324 // positivity
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1325 l_minuendMaxY = Math.max(l_minuendMaxY,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1326 l_minuendNextY.doubleValue());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1327 l_subtrahendMaxY = Math.max(l_subtrahendMaxY,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1328 l_subtrahendNextY.doubleValue());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1329 l_minuendMinY = Math.min(l_minuendMinY,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1330 l_minuendNextY.doubleValue());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1331 l_subtrahendMinY = Math.min(l_subtrahendMinY,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1332 l_subtrahendNextY.doubleValue());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1333
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1334 // add the last point of the minuned and subtrahend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1335 l_minuendXs.add(l_minuendNextX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1336 l_minuendYs.add(l_minuendNextY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1337 l_subtrahendXs.add(l_subtrahendNextX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1338 l_subtrahendYs.add(l_subtrahendNextY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1339
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1340 // create the polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1341 // add the minuend's points to polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1342 l_polygonXs.addAll(l_minuendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1343 l_polygonYs.addAll(l_minuendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1344
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1345 // add the subtrahend's points to the polygon in reverse
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1346 Collections.reverse(l_subtrahendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1347 Collections.reverse(l_subtrahendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1348 l_polygonXs.addAll(l_subtrahendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1349 l_polygonYs.addAll(l_subtrahendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1350
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1351 // create an actual polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1352 b_positive = (l_subtrahendMaxY <= l_minuendMaxY)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1353 && (l_subtrahendMinY <= l_minuendMinY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1354 createPolygon(x_graphics, x_dataArea, x_plot, x_domainAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1355 x_rangeAxis, b_positive, l_polygonXs, l_polygonYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1356 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1357
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1358 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1359 * Draws the visual representation of a single data item, second pass. In
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1360 * the second pass, the renderer draws the lines and shapes for the
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1361 * individual points in the two series.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1362 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1363 * @param x_graphics the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1364 * @param x_dataArea the area within which the data is being drawn.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1365 * @param x_info collects information about the drawing.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1366 * @param x_plot the plot (can be used to obtain standard color
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1367 * information etc).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1368 * @param x_domainAxis the domain (horizontal) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1369 * @param x_rangeAxis the range (vertical) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1370 * @param x_dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1371 * @param x_series the series index (zero-based).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1372 * @param x_item the item index (zero-based).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1373 * @param x_crosshairState crosshair information for the plot
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1374 * (<code>null</code> permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1375 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1376 protected void drawItemPass1(Graphics2D x_graphics,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1377 Rectangle2D x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1378 PlotRenderingInfo x_info,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1379 XYPlot x_plot,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1380 ValueAxis x_domainAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1381 ValueAxis x_rangeAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1382 XYDataset x_dataset,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1383 int x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1384 int x_item,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1385 CrosshairState x_crosshairState) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1386
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1387 Shape l_entityArea = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1388 EntityCollection l_entities = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1389 if (null != x_info) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1390 l_entities = x_info.getOwner().getEntityCollection();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1391 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1392
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1393 Paint l_seriesPaint = getItemPaint(x_series, x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1394 Stroke l_seriesStroke = getItemStroke(x_series, x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1395 x_graphics.setPaint(l_seriesPaint);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1396 x_graphics.setStroke(l_seriesStroke);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1397
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1398 PlotOrientation l_orientation = x_plot.getOrientation();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1399 RectangleEdge l_domainAxisLocation = x_plot.getDomainAxisEdge();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1400 RectangleEdge l_rangeAxisLocation = x_plot.getRangeAxisEdge();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1401
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1402 double l_x0 = x_dataset.getXValue(x_series, x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1403 double l_y0 = x_dataset.getYValue(x_series, x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1404 double l_x1 = x_domainAxis.valueToJava2D(l_x0, x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1405 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1406 double l_y1 = x_rangeAxis.valueToJava2D(l_y0, x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1407 l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1408
2071
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1409 // These are the shapes of the series items.
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1410 if (getShapesVisible()) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1411 Shape l_shape = getItemShape(x_series, x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1412 if (l_orientation == PlotOrientation.HORIZONTAL) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1413 l_shape = ShapeUtilities.createTranslatedShape(l_shape,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1414 l_y1, l_x1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1415 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1416 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1417 l_shape = ShapeUtilities.createTranslatedShape(l_shape,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1418 l_x1, l_y1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1419 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1420 if (l_shape.intersects(x_dataArea)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1421 x_graphics.setPaint(getItemPaint(x_series, x_item));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1422 x_graphics.fill(l_shape);
2071
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1423 /* TODO We could draw the shapes of single items here.
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1424 if (drawOutline) {
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1425 x_graphics.setPaint(this.outlinePaint);
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1426 x_graphics.setStroke(this.outlineStroke);
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1427 x_graphics.draw(l_shape);
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1428 }
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1429 */
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1430 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1431 l_entityArea = l_shape;
2071
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1432 } // if (getShapesVisible())
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1433
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1434 // add an entity for the item...
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1435 if (null != l_entities) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1436 if (null == l_entityArea) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1437 l_entityArea = new Rectangle2D.Double((l_x1 - 2), (l_y1 - 2),
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1438 4, 4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1439 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1440 String l_tip = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1441 XYToolTipGenerator l_tipGenerator = getToolTipGenerator(x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1442 x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1443 if (null != l_tipGenerator) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1444 l_tip = l_tipGenerator.generateToolTip(x_dataset, x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1445 x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1446 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1447 String l_url = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1448 XYURLGenerator l_urlGenerator = getURLGenerator();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1449 if (null != l_urlGenerator) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1450 l_url = l_urlGenerator.generateURL(x_dataset, x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1451 x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1452 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1453 XYItemEntity l_entity = new XYItemEntity(l_entityArea, x_dataset,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1454 x_series, x_item, l_tip, l_url);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1455 l_entities.add(l_entity);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1456 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1457
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1458 // draw the item label if there is one...
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1459 if (isItemLabelVisible(x_series, x_item)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1460 drawItemLabel(x_graphics, l_orientation, x_dataset, x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1461 x_item, l_x1, l_y1, (l_y1 < 0.0));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1462 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1463
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1464 int l_domainAxisIndex = x_plot.getDomainAxisIndex(x_domainAxis);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1465 int l_rangeAxisIndex = x_plot.getRangeAxisIndex(x_rangeAxis);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1466 updateCrosshairValues(x_crosshairState, l_x0, l_y0, l_domainAxisIndex,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1467 l_rangeAxisIndex, l_x1, l_y1, l_orientation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1468
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1469 if (0 == x_item) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1470 return;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1471 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1472
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1473 double l_x2 = x_domainAxis.valueToJava2D(x_dataset.getXValue(x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1474 (x_item - 1)), x_dataArea, l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1475 double l_y2 = x_rangeAxis.valueToJava2D(x_dataset.getYValue(x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1476 (x_item - 1)), x_dataArea, l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1477
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1478 Line2D l_line = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1479 if (PlotOrientation.HORIZONTAL == l_orientation) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1480 l_line = new Line2D.Double(l_y1, l_x1, l_y2, l_x2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1481 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1482 else if (PlotOrientation.VERTICAL == l_orientation) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1483 l_line = new Line2D.Double(l_x1, l_y1, l_x2, l_y2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1484 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1485
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1486 if ((null != l_line) && l_line.intersects(x_dataArea)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1487 x_graphics.setPaint(getItemPaint(x_series, x_item));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1488 x_graphics.setStroke(getItemStroke(x_series, x_item));
2071
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1489 if (drawOriginalSeries) {
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1490 x_graphics.setPaint(this.outlinePaint);
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1491 x_graphics.setStroke(this.outlineStroke);
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1492 x_graphics.draw(l_line);
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1493 }
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1494 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1495 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1496
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1497 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1498 * Determines if a dataset is degenerate. A degenerate dataset is a
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1499 * dataset where either series has less than two (2) points.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1500 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1501 * @param x_dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1502 * @param x_impliedZeroSubtrahend if false, do not check the subtrahend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1503 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1504 * @return true if the dataset is degenerate.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1505 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1506 private boolean isEitherSeriesDegenerate(XYDataset x_dataset,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1507 boolean x_impliedZeroSubtrahend) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1508
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1509 if (x_impliedZeroSubtrahend) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1510 return (x_dataset.getItemCount(0) < 2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1511 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1512
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1513 return ((x_dataset.getItemCount(0) < 2)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1514 || (x_dataset.getItemCount(1) < 2));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1515 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1516
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1517 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1518 * Determines if the two (2) series are disjoint.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1519 * Disjoint series do not overlap in the domain space.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1520 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1521 * @param x_dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1522 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1523 * @return true if the dataset is degenerate.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1524 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1525 private boolean areSeriesDisjoint(XYDataset x_dataset) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1526
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1527 int l_minuendItemCount = x_dataset.getItemCount(0);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1528 double l_minuendFirst = x_dataset.getXValue(0, 0);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1529 double l_minuendLast = x_dataset.getXValue(0, l_minuendItemCount - 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1530
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1531 int l_subtrahendItemCount = x_dataset.getItemCount(1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1532 double l_subtrahendFirst = x_dataset.getXValue(1, 0);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1533 double l_subtrahendLast = x_dataset.getXValue(1,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1534 l_subtrahendItemCount - 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1535
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1536 return ((l_minuendLast < l_subtrahendFirst)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1537 || (l_subtrahendLast < l_minuendFirst));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1538 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1539
2666
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
1540
2667
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1541 public void updateCentroid(Object [] xValues, Object [] yValues) {
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1542 double x = 0d, y = 0d;
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1543
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1544 for (int i = 0, N = xValues.length; i < N; ++i) {
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1545 x += ((Double)xValues[i]).doubleValue();
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1546 y += ((Double)yValues[i]).doubleValue();
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1547 }
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1548
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1549 x /= xValues.length;
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1550 y /= yValues.length;
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1551
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1552 centroidNPoints++;
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1553 double factorNew = 1d / centroidNPoints;
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1554 double factorOld = 1d - factorNew;
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1555
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1556 centroid = new Point2D.Double((factorNew * x + factorOld * centroid.x),
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1557 (factorNew * y + factorOld * centroid.y));
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1558 }
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1559
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1560
2108
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1561 public static double calculateArea(Object [] xValues, Object [] yValues) {
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1562 double area = 0d;
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1563
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1564 for (int i = 0, N = xValues.length; i < N; ++i) {
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1565 int j = (i + 1) % N;
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1566 double xi = ((Double)xValues[i]).doubleValue();
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1567 double yi = ((Double)yValues[i]).doubleValue();
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1568 double xj = ((Double)xValues[j]).doubleValue();
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1569 double yj = ((Double)yValues[j]).doubleValue();
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1570
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1571 area += xi*yj;
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1572 area -= xj*yi;
2667
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1573 // TODO centroid calculation here?
2108
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1574 }
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1575
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1576 return 0.5d*area;
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1577 }
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1578
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1579 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1580 * Draws the visual representation of a polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1581 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1582 * @param x_graphics the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1583 * @param x_dataArea the area within which the data is being drawn.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1584 * @param x_plot the plot (can be used to obtain standard color
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1585 * information etc).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1586 * @param x_domainAxis the domain (horizontal) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1587 * @param x_rangeAxis the range (vertical) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1588 * @param x_positive indicates if the polygon is positive (true) or
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1589 * negative (false).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1590 * @param x_xValues a linked list of the x values (expects values to be
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1591 * of type Double).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1592 * @param x_yValues a linked list of the y values (expects values to be
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1593 * of type Double).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1594 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1595 private void createPolygon (Graphics2D x_graphics,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1596 Rectangle2D x_dataArea,
2071
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1597 XYPlot x_plot,
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1598 ValueAxis x_domainAxis,
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1599 ValueAxis x_rangeAxis,
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1600 boolean x_positive,
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1601 LinkedList x_xValues,
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1602 LinkedList x_yValues) {
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1603
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1604 PlotOrientation l_orientation = x_plot.getOrientation();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1605 RectangleEdge l_domainAxisLocation = x_plot.getDomainAxisEdge();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1606 RectangleEdge l_rangeAxisLocation = x_plot.getRangeAxisEdge();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1607
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1608 Object[] l_xValues = x_xValues.toArray();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1609 Object[] l_yValues = x_yValues.toArray();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1610
2666
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
1611 double area = calculateArea(l_xValues, l_yValues);
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
1612 if (x_positive) positiveArea += area;
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2108
diff changeset
1613 else negativeArea += area;
2667
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2666
diff changeset
1614 updateCentroid(l_xValues, l_yValues);
2108
b5cc53a84b66 StableXYDifferenceRenderer: Added code to calculate the area of the generated polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2107
diff changeset
1615
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1616 GeneralPath l_path = new GeneralPath();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1617
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1618 if (PlotOrientation.VERTICAL == l_orientation) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1619 double l_x = x_domainAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1620 (Double) l_xValues[0]).doubleValue(), x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1621 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1622 if (this.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1623 l_x = Math.rint(l_x);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1624 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1625
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1626 double l_y = x_rangeAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1627 (Double) l_yValues[0]).doubleValue(), x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1628 l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1629
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1630 l_path.moveTo((float) l_x, (float) l_y);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1631 for (int i = 1; i < l_xValues.length; i++) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1632 l_x = x_domainAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1633 (Double) l_xValues[i]).doubleValue(), x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1634 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1635 if (this.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1636 l_x = Math.rint(l_x);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1637 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1638
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1639 l_y = x_rangeAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1640 (Double) l_yValues[i]).doubleValue(), x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1641 l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1642 l_path.lineTo((float) l_x, (float) l_y);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1643 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1644 l_path.closePath();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1645 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1646 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1647 double l_x = x_domainAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1648 (Double) l_xValues[0]).doubleValue(), x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1649 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1650 if (this.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1651 l_x = Math.rint(l_x);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1652 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1653
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1654 double l_y = x_rangeAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1655 (Double) l_yValues[0]).doubleValue(), x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1656 l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1657
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1658 l_path.moveTo((float) l_y, (float) l_x);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1659 for (int i = 1; i < l_xValues.length; i++) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1660 l_x = x_domainAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1661 (Double) l_xValues[i]).doubleValue(), x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1662 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1663 if (this.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1664 l_x = Math.rint(l_x);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1665 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1666
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1667 l_y = x_rangeAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1668 (Double) l_yValues[i]).doubleValue(), x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1669 l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1670 l_path.lineTo((float) l_y, (float) l_x);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1671 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1672 l_path.closePath();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1673 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1674
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1675 if (l_path.intersects(x_dataArea)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1676 x_graphics.setPaint(x_positive ? getPositivePaint()
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1677 : getNegativePaint());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1678 x_graphics.fill(l_path);
2071
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1679 if (drawOutline) {
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1680 x_graphics.setStroke(this.outlineStroke);
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1681 x_graphics.setPaint(this.outlinePaint);
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1682 x_graphics.draw(l_path);
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1683 }
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1684 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1685 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1686
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1687 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1688 * Returns a default legend item for the specified series. Subclasses
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1689 * should override this method to generate customised items.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1690 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1691 * @param datasetIndex the dataset index (zero-based).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1692 * @param series the series index (zero-based).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1693 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1694 * @return A legend item for the series.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1695 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1696 public LegendItem getLegendItem(int datasetIndex, int series) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1697 LegendItem result = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1698 XYPlot p = getPlot();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1699 if (p != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1700 XYDataset dataset = p.getDataset(datasetIndex);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1701 if (dataset != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1702 if (getItemVisible(series, 0)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1703 String label = getLegendItemLabelGenerator().generateLabel(
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1704 dataset, series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1705 String description = label;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1706 String toolTipText = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1707 if (getLegendItemToolTipGenerator() != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1708 toolTipText
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1709 = getLegendItemToolTipGenerator().generateLabel(
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1710 dataset, series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1711 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1712 String urlText = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1713 if (getLegendItemURLGenerator() != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1714 urlText = getLegendItemURLGenerator().generateLabel(
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1715 dataset, series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1716 }
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1717 // Individualized Paints:
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1718 //Paint paint = lookupSeriesPaint(series);
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1719
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1720 // "Area-Style"- Paint.
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1721 Paint paint = getPositivePaint();
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1722 Stroke stroke = lookupSeriesStroke(series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1723 Shape line = getLegendLine();
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1724 // Not-filled Shape:
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1725 //result = new LegendItem(label, description,
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1726 // toolTipText, urlText, line, stroke, paint);
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1727
2071
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1728 if (drawOutline) {
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1729 // TODO Include outline style in legenditem (there is a constructor for that)
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1730 }
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1731
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1732 // Filled Shape ("Area-Style").
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1733 result = new LegendItem(label, description,
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1734 toolTipText, urlText, line, paint);
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1735 result.setLabelFont(lookupLegendTextFont(series));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1736 Paint labelPaint = lookupLegendTextPaint(series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1737 if (labelPaint != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1738 result.setLabelPaint(labelPaint);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1739 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1740 result.setDataset(dataset);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1741 result.setDatasetIndex(datasetIndex);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1742 result.setSeriesKey(dataset.getSeriesKey(series));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1743 result.setSeriesIndex(series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1744 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1745 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1746
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1747 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1748
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1749 return result;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1750 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1751
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1752 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1753 * Tests this renderer for equality with an arbitrary object.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1754 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1755 * @param obj the object (<code>null</code> permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1756 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1757 * @return A boolean.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1758 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1759 public boolean equals(Object obj) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1760 if (obj == this) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1761 return true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1762 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1763 if (!(obj instanceof StableXYDifferenceRenderer)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1764 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1765 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1766 if (!super.equals(obj)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1767 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1768 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1769 StableXYDifferenceRenderer that = (StableXYDifferenceRenderer) obj;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1770 if (!PaintUtilities.equal(this.positivePaint, that.positivePaint)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1771 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1772 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1773 if (!PaintUtilities.equal(this.negativePaint, that.negativePaint)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1774 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1775 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1776 if (this.shapesVisible != that.shapesVisible) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1777 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1778 }
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1779 if (!ShapeUtilities.equal(this.legendShape, that.legendShape)) {
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1780 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1781 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1782 if (this.roundXCoordinates != that.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1783 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1784 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1785 return true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1786 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1787
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1788 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1789 * Returns a clone of the renderer.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1790 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1791 * @return A clone.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1792 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1793 * @throws CloneNotSupportedException if the renderer cannot be cloned.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1794 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1795 public Object clone() throws CloneNotSupportedException {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1796 StableXYDifferenceRenderer clone = (StableXYDifferenceRenderer) super.clone();
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1797 clone.legendShape = ShapeUtilities.clone(this.legendShape);
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1798 return clone;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1799 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1800
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1801 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1802 * Provides serialization support.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1803 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1804 * @param stream the output stream.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1805 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1806 * @throws IOException if there is an I/O error.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1807 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1808 private void writeObject(ObjectOutputStream stream) throws IOException {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1809 stream.defaultWriteObject();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1810 SerialUtilities.writePaint(this.positivePaint, stream);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1811 SerialUtilities.writePaint(this.negativePaint, stream);
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1812 SerialUtilities.writeShape(this.legendShape, stream);
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1813 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1814
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1815 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1816 * Provides serialization support.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1817 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1818 * @param stream the input stream.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1819 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1820 * @throws IOException if there is an I/O error.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1821 * @throws ClassNotFoundException if there is a classpath problem.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1822 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1823 private void readObject(ObjectInputStream stream)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1824 throws IOException, ClassNotFoundException {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1825 stream.defaultReadObject();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1826 this.positivePaint = SerialUtilities.readPaint(stream);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1827 this.negativePaint = SerialUtilities.readPaint(stream);
2021
1ae17b100973 Let StableDifferenceRenderer create a rectangular legenditem.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1885
diff changeset
1828 this.legendShape = SerialUtilities.readShape(stream);
1823
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1829 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1830 }
2071
fd95bfbb2ec2 Allow styling of outline of areas.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 2021
diff changeset
1831 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org