Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/jfree/ShapeRenderer.java @ 7167:2fd238b681a9

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Add debug output triggered by debugging the last commit
author Andre Heinecke <aheinecke@intevation.de>
date Thu, 26 Sep 2013 12:22:01 +0200
parents af13ceeba52a
children
rev   line source
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.jfree;
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10
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11 import java.awt.Font;
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12 import java.awt.Graphics2D;
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13 import java.awt.Paint;
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14 import java.awt.Shape;
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15
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16 import java.awt.geom.Point2D;
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17 import java.awt.geom.Rectangle2D;
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18
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19 import java.util.ArrayList;
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20 import java.util.List;
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21 import java.util.Map;
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22
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23 import org.jfree.chart.axis.ValueAxis;
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24
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25 import org.jfree.chart.labels.ItemLabelPosition;
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26 import org.jfree.chart.labels.XYItemLabelGenerator;
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27
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28 import org.jfree.chart.plot.CrosshairState;
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29 import org.jfree.chart.plot.PlotOrientation;
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30 import org.jfree.chart.plot.PlotRenderingInfo;
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31 import org.jfree.chart.plot.XYPlot;
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32
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33 import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
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34 import org.jfree.chart.renderer.xy.XYItemRendererState;
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35
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36 import org.jfree.data.xy.XYDataset;
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37
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38 import org.jfree.text.TextUtilities;
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39
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40 import org.jfree.ui.RectangleEdge;
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41
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42 public class ShapeRenderer
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43 extends StandardXYItemRenderer {
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44
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45 public static class Entry {
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46 protected Shape shape;
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47 protected Shape frame;
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48 protected Paint paint;
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49 protected boolean filled;
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50
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51 public Entry(
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52 Shape shape,
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53 Paint paint,
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54 boolean filled
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55 ) {
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56 this.shape = shape;
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57 this.paint = paint;
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58 this.filled = filled;
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59 }
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60
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61 public Entry(
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62 Shape shape,
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63 Shape frame,
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64 Paint paint,
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65 boolean filled
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66 ) {
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67 this.shape = shape;
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68 this.frame = frame;
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69 this.paint = paint;
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70 this.filled = filled;
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71 }
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72
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73 public Shape getShape() {
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74 return shape;
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75 }
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76
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77 public void setShape(Shape shape) {
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78 this.shape = shape;
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79 }
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80
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81
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82 public Paint getPaint() {
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83 return paint;
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84 }
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85
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86 public void setPaint(Paint paint) {
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87 this.paint = paint;
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88 }
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89
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90 public boolean getFilled() {
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91 return filled;
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92 }
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93
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94 public void setFilled(boolean filled) {
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95 this.filled = filled;
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96 }
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97
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98 public boolean equals(Object other) {
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99 Entry entry = (Entry)other;
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100 return filled == entry.filled
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101 && paint.equals(entry.paint)
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102 && shape.equals(entry.shape);
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103 }
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104
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105 public int hashCode() {
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106 return
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107 shape.hashCode() ^
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108 paint.hashCode() ^
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109 (filled ? 1231 : 1237);
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110 }
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111 } // class Entry
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112
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113 public interface LabelGenerator {
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114 String createLabel(Entry entry);
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115 } // interface EntryLabelGenerator
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116
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117 protected Entry [] entries;
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118
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119 protected List<Rectangle2D> labelBoundingBoxes;
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120
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121 protected Rectangle2D area;
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122
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123 public ShapeRenderer() {
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124 this(SHAPES);
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125 }
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126
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127 public ShapeRenderer(int type) {
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128 super(type);
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129 }
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130
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diff changeset
131 public ShapeRenderer(Map<Entry, Integer> map) {
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132 super(SHAPES);
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133 setEntries(map);
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parents:
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134 }
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135
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
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136 public void setEntries(Entry [] entries) {
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diff changeset
137 this.entries = entries;
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parents:
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138 }
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139
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
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140 public void setEntries(Map<Entry, Integer> map) {
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141 Entry [] entries = new Entry[map.size()];
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142
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diff changeset
143 for (Map.Entry<Entry, Integer> entry: map.entrySet()) {
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
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144 entries[entry.getValue()] = entry.getKey();
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145 }
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146
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147 setEntries(entries);
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148 }
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149
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150 @Override
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151 public Shape getSeriesShape(int series) {
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152 return entries[series].shape;
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153 }
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154
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155 public Shape getSeriesFrame(int series) {
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156 return entries[series].frame;
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157 }
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158
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159 @Override
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160 public Paint getSeriesPaint(int series) {
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161 return entries[series].paint;
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162 }
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163
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164 @Override
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165 public boolean getItemShapeFilled(int series, int item) {
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166 return entries[series].filled;
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167 }
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168
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169 @Override
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170 public XYItemRendererState initialise(
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171 Graphics2D g2,
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172 Rectangle2D dataArea,
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173 XYPlot plot,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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174 XYDataset data,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
175 PlotRenderingInfo info
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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176 ) {
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parents:
diff changeset
177 if (labelBoundingBoxes == null) {
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178 labelBoundingBoxes = new ArrayList<Rectangle2D>(32);
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parents:
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179 }
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180 else {
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parents:
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181 labelBoundingBoxes.clear();
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182 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
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183
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184 area = dataArea;
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185
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186 return super.initialise(g2, dataArea, plot, data, info);
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parents:
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187 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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188
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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189 @Override
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
190 public void drawItem(
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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191 Graphics2D g2,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
192 XYItemRendererState state,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
193 Rectangle2D dataArea,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
194 PlotRenderingInfo info,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
195 XYPlot plot,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
196 ValueAxis domainAxis,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
197 ValueAxis rangeAxis,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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198 XYDataset dataset,
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parents:
diff changeset
199 int series,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
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diff changeset
200 int item,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
201 CrosshairState crosshairState,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
202 int pass
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parents:
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203 ) {
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parents:
diff changeset
204 if (!getItemVisible(series, item)) {
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parents:
diff changeset
205 return;
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
206 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
207
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
208 // get the data point...
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
209 double x1 = dataset.getXValue(series, item);
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parents:
diff changeset
210 double y1 = dataset.getYValue(series, item);
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parents:
diff changeset
211 if (Double.isNaN(x1) || Double.isNaN(y1)) {
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
212 return;
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
213 }
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
214
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
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parents:
diff changeset
215 RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
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parents:
diff changeset
216 RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
217 double x = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
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diff changeset
218 double y = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
219
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
220 if (dataArea.contains(x, y))
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
221 super.drawItem(
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
222 g2,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
223 state,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
224 dataArea,
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
225 info,
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
226 plot,
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
227 domainAxis,
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
228 rangeAxis,
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
229 dataset,
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
230 series,
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
231 item,
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
232 crosshairState,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
233 pass);
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
234 }
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
235
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
236 protected Point2D shiftBox(Rectangle2D box) {
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parents:
diff changeset
237
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
238 double cx1 = area.getX();
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
239 double cy1 = area.getY();
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
240 double cx2 = cx1 + area.getWidth();
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
241 double cy2 = cy1 + area.getHeight();
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
242
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
243 double bx1 = box.getX();
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
244 double by1 = box.getY();
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parents:
diff changeset
245 double bx2 = bx1 + box.getWidth();
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
246 double by2 = by1 + box.getHeight();
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
247
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
248 double dx;
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
249 double dy;
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
250
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
251 if (bx1 < cx1) {
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parents:
diff changeset
252 dx = cx1 - bx1;
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
253 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
254 else if (bx2 > cx2) {
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
255 dx = cx2 - bx2;
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
256 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
257 else {
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
258 dx = 0d;
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
259 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
260
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261 if (by1 < cy1) {
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262 dy = cy1 - by1;
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263 }
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264 else if (by2 > cy2) {
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265 dy = cy2 - by2;
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266 }
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267 else {
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268 dy = 0d;
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269 }
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270
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271 return new Point2D.Double(dx, dy);
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272 }
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273
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274 @Override
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275 protected void drawItemLabel(
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276 Graphics2D g2,
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277 PlotOrientation orientation,
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278 XYDataset dataset,
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279 int series,
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280 int item,
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281 double x,
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282 double y,
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283 boolean negative
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284 ) {
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285 XYItemLabelGenerator generator = getItemLabelGenerator(series, item);
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286 if (generator == null) {
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287 return;
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288 }
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289
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290 Font labelFont = getItemLabelFont(series, item);
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291
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292 Paint paint = getItemLabelPaint(series, item);
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293
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294 g2.setFont(labelFont);
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295 g2.setPaint(paint);
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296
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297 String label = generator.generateLabel(dataset, series, item);
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298
3164
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299 ATTEMPS: for (int attempt = 0; attempt < 2; ++attempt) {
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300 // get the label position..
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301 ItemLabelPosition position = null;
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302
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303 boolean pos;
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304 switch (attempt) {
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305 case 0: pos = negative; break;
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306 case 1: pos = !negative; break;
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307 default: break ATTEMPS;
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308 }
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309
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310 if (pos) {
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311 position = getNegativeItemLabelPosition(series, item);
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312 }
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313 else {
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314 position = getPositiveItemLabelPosition(series, item);
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315 }
3162
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316
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317 // work out the label anchor point...
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318 Point2D anchorPoint = calculateLabelAnchorPoint(
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319 position.getItemLabelAnchor(), x, y, orientation);
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320
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321 Shape labelShape = TextUtilities.calculateRotatedStringBounds(
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322 label, g2,
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323 (float)anchorPoint.getX(), (float)anchorPoint.getY(),
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324 position.getTextAnchor(), position.getAngle(),
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325 position.getRotationAnchor());
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326
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327 Rectangle2D bbox = labelShape.getBounds2D();
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328
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329 Point2D shift = shiftBox(bbox);
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330
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331 bbox = new Rectangle2D.Double(
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332 bbox.getX() + shift.getX(),
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333 bbox.getY() + shift.getY(),
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334 bbox.getWidth(),
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335 bbox.getHeight());
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336
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337 if (labelBoundingBoxes != null) {
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338 for (Rectangle2D old: labelBoundingBoxes) {
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339 if (old.intersects(bbox)) {
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340 continue ATTEMPS;
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341 }
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342 }
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343 labelBoundingBoxes.add(bbox);
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344 }
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345
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346 TextUtilities.drawRotatedString(
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347 label, g2,
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348 (float)(anchorPoint.getX() + shift.getX()),
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349 (float)(anchorPoint.getY() + shift.getY()),
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350 position.getTextAnchor(), position.getAngle(),
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351 position.getRotationAnchor());
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352 break;
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353 }
3162
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354 }
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355 }
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356 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org