dive4elements/river: flys-artifacts/src/main/java/de/intevation/flys/jfree/StableXYDifferenceRenderer.java annotate

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/StableXYDifferenceRenderer.java @ 1883:eb671699fbc2

CrossSectionApp: Draw water, too. flys-artifacts/trunk@3242 c6561f87-3c4e-4783-a992-168aeb5c3f6f

author	Sascha L. Teichmann <sascha.teichmann@intevation.de>
date	Sat, 12 Nov 2011 22:26:27 +0000
parents	0e9c0b49b4ef
children	4ae9c92feb8c

rev	line source
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1 /* ===========================================================
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	2 * JFreeChart : a free chart library for the Java(tm) platform
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	3 * ===========================================================
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	4 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	5 * (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	6 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	7 * Project Info: http://www.jfree.org/jfreechart/index.html
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	8 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	9 * This library is free software; you can redistribute it and/or modify it
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	10 * under the terms of the GNU Lesser General Public License as published by
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	11 * the Free Software Foundation; either version 2.1 of the License, or
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	12 * (at your option) any later version.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	13 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	14 * This library is distributed in the hope that it will be useful, but
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	15 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	16 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	17 * License for more details.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	18 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	19 * You should have received a copy of the GNU Lesser General Public
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	20 * License along with this library; if not, write to the Free Software
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	22 * USA.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	23 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	24 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	25 * in the United States and other countries.]
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	26 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	27 * -------------------------
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	28 * StableXYDifferenceRenderer.java
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	29 * -------------------------
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	30 * (C) Copyright 2003-2008, by Object Refinery Limited and Contributors.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	31 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	32 * Original Author: David Gilbert (for Object Refinery Limited);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	33 * Contributor(s): Richard West, Advanced Micro Devices, Inc. (major rewrite
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	34 * of difference drawing algorithm);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	35 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	36 * Changes:
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	37 * --------
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	38 * 30-Apr-2003 : Version 1 (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	39 * 30-Jul-2003 : Modified entity constructor (CZ);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	40 * 20-Aug-2003 : Implemented Cloneable and PublicCloneable (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	41 * 16-Sep-2003 : Changed ChartRenderingInfo --> PlotRenderingInfo (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	42 * 09-Feb-2004 : Updated to support horizontal plot orientation (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	43 * 10-Feb-2004 : Added default constructor, setter methods and updated
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	44 * Javadocs (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	45 * 25-Feb-2004 : Replaced CrosshairInfo with CrosshairState (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	46 * 30-Mar-2004 : Fixed bug in getNegativePaint() method (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	47 * 15-Jul-2004 : Switched getX() with getXValue() and getY() with
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	48 * getYValue() (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	49 * 25-Aug-2004 : Fixed a bug preventing the use of crosshairs (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	50 * 11-Nov-2004 : Now uses ShapeUtilities to translate shapes (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	51 * 19-Jan-2005 : Now accesses only primitive values from dataset (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	52 * 22-Feb-2005 : Override getLegendItem(int, int) to return "line" items (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	53 * 13-Apr-2005 : Fixed shape positioning bug (id = 1182062) (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	54 * 20-Apr-2005 : Use generators for legend tooltips and URLs (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	55 * 04-May-2005 : Override equals() method, renamed get/setPlotShapes() -->
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	56 * get/setShapesVisible (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	57 * 09-Jun-2005 : Updated equals() to handle GradientPaint (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	58 * 16-Jun-2005 : Fix bug (1221021) affecting stroke used for each series (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	59 * ------------- JFREECHART 1.0.x ---------------------------------------------
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	60 * 24-Jan-2007 : Added flag to allow rounding of x-coordinates, and fixed
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	61 * bug in clone() (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	62 * 05-Feb-2007 : Added an extra call to updateCrosshairValues() in
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	63 * drawItemPass1(), to fix bug 1564967 (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	64 * 06-Feb-2007 : Fixed bug 1086307, crosshairs with multiple axes (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	65 * 08-Mar-2007 : Fixed entity generation (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	66 * 20-Apr-2007 : Updated getLegendItem() for renderer change (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	67 * 23-Apr-2007 : Rewrite of difference drawing algorithm to allow use of
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	68 * series with disjoint x-values (RW);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	69 * 04-May-2007 : Set processVisibleItemsOnly flag to false (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	70 * 17-May-2007 : Set datasetIndex and seriesIndex in getLegendItem() (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	71 * 18-May-2007 : Set dataset and seriesKey for LegendItem (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	72 * 05-Nov-2007 : Draw item labels if visible (RW);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	73 * 17-Jun-2008 : Apply legend shape, font and paint attributes (DG);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	74 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	75 */
1824 982956bde69e Added a dataset to zero mapper to circumvent shortcommings in XYDifferenceRenderer. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1823 diff changeset	76 package de.intevation.flys.jfree;
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	77
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	78 import java.awt.Color;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	79 import java.awt.Graphics2D;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	80 import java.awt.Paint;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	81 import java.awt.Shape;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	82 import java.awt.Stroke;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	83 import java.awt.geom.GeneralPath;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	84 import java.awt.geom.Line2D;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	85 import java.awt.geom.Rectangle2D;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	86 import java.io.IOException;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	87 import java.io.ObjectInputStream;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	88 import java.io.ObjectOutputStream;
1883 eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	89 import java.util.ArrayList;
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	90 import java.util.Collections;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	91 import java.util.LinkedList;
1883 eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	92 import java.util.List;
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	93
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	94 import org.jfree.chart.LegendItem;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	95 import org.jfree.chart.axis.ValueAxis;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	96 import org.jfree.chart.entity.EntityCollection;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	97 import org.jfree.chart.entity.XYItemEntity;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	98 import org.jfree.chart.event.RendererChangeEvent;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	99 import org.jfree.chart.labels.XYToolTipGenerator;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	100 import org.jfree.chart.plot.CrosshairState;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	101 import org.jfree.chart.plot.PlotOrientation;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	102 import org.jfree.chart.plot.PlotRenderingInfo;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	103 import org.jfree.chart.plot.XYPlot;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	104 import org.jfree.chart.urls.XYURLGenerator;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	105 import org.jfree.data.xy.XYDataset;
1883 eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	106 import org.jfree.data.xy.DefaultXYDataset;
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	107 import org.jfree.io.SerialUtilities;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	108 import org.jfree.ui.RectangleEdge;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	109 import org.jfree.util.PaintUtilities;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	110 import org.jfree.util.PublicCloneable;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	111 import org.jfree.util.ShapeUtilities;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	112
1824 982956bde69e Added a dataset to zero mapper to circumvent shortcommings in XYDifferenceRenderer. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1823 diff changeset	113 import org.jfree.chart.renderer.xy.AbstractXYItemRenderer;
982956bde69e Added a dataset to zero mapper to circumvent shortcommings in XYDifferenceRenderer. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1823 diff changeset	114 import org.jfree.chart.renderer.xy.XYItemRenderer;
982956bde69e Added a dataset to zero mapper to circumvent shortcommings in XYDifferenceRenderer. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1823 diff changeset	115 import org.jfree.chart.renderer.xy.XYItemRendererState;
982956bde69e Added a dataset to zero mapper to circumvent shortcommings in XYDifferenceRenderer. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1823 diff changeset	116
1883 eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	117 import gnu.trove.TDoubleArrayList;
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	118
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	119 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	120 * A renderer for an {@link XYPlot} that highlights the differences between two
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	121 * series. The example shown here is generated by the
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	122 * <code>DifferenceChartDemo1.java</code> program included in the JFreeChart
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	123 * demo collection:
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	124 * <br><br>
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	125 * <img src="../../../../../images/StableXYDifferenceRendererSample.png"
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	126 * alt="StableXYDifferenceRendererSample.png" />
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	127 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	128 public class StableXYDifferenceRenderer extends AbstractXYItemRenderer
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	129 implements XYItemRenderer, PublicCloneable {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	130
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	131 /** For serialization. */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	132 private static final long serialVersionUID = -8447915602375584857L;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	133
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	134 /** The paint used to highlight positive differences (y(0) > y(1)). */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	135 private transient Paint positivePaint;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	136
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	137 /** The paint used to highlight negative differences (y(0) < y(1)). */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	138 private transient Paint negativePaint;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	139
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	140 /** Display shapes at each point? */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	141 private boolean shapesVisible;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	142
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	143 /** The shape to display in the legend item. */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	144 private transient Shape legendLine;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	145
1881 0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	146 //private XYDatasetToZeroMapper mapper;
1824 982956bde69e Added a dataset to zero mapper to circumvent shortcommings in XYDifferenceRenderer. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1823 diff changeset	147
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	148 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	149 * This flag controls whether or not the x-coordinates (in Java2D space)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	150 * are rounded to integers. When set to true, this can avoid the vertical
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	151 * striping that anti-aliasing can generate. However, the rounding may not
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	152 * be appropriate for output in high resolution formats (for example,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	153 * vector graphics formats such as SVG and PDF).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	154 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	155 * @since 1.0.4
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	156 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	157 private boolean roundXCoordinates;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	158
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	159 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	160 * Creates a new renderer with default attributes.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	161 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	162 public StableXYDifferenceRenderer() {
1881 0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	163 this(Color.green, Color.red, false /, null /);
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	164 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	165
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	166 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	167 * Creates a new renderer.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	168 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	169 * @param positivePaint the highlight color for positive differences
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	170 * (<code>null</code> not permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	171 * @param negativePaint the highlight color for negative differences
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	172 * (<code>null</code> not permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	173 * @param shapes draw shapes?
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	174 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	175 public StableXYDifferenceRenderer(Paint positivePaint, Paint negativePaint,
1881 0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	176 boolean shapes) {
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	177 if (positivePaint == null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	178 throw new IllegalArgumentException(
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	179 "Null 'positivePaint' argument.");
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	180 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	181 if (negativePaint == null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	182 throw new IllegalArgumentException(
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	183 "Null 'negativePaint' argument.");
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	184 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	185 this.positivePaint = positivePaint;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	186 this.negativePaint = negativePaint;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	187 this.shapesVisible = shapes;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	188 this.legendLine = new Line2D.Double(-7.0, 0.0, 7.0, 0.0);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	189 this.roundXCoordinates = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	190 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	191
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	192 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	193 * Returns the paint used to highlight positive differences.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	194 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	195 * @return The paint (never <code>null</code>).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	196 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	197 * @see #setPositivePaint(Paint)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	198 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	199 public Paint getPositivePaint() {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	200 return this.positivePaint;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	201 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	202
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	203 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	204 * Sets the paint used to highlight positive differences and sends a
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	205 * {@link RendererChangeEvent} to all registered listeners.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	206 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	207 * @param paint the paint (<code>null</code> not permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	208 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	209 * @see #getPositivePaint()
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	210 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	211 public void setPositivePaint(Paint paint) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	212 if (paint == null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	213 throw new IllegalArgumentException("Null 'paint' argument.");
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	214 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	215 this.positivePaint = paint;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	216 fireChangeEvent();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	217 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	218
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	219 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	220 * Returns the paint used to highlight negative differences.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	221 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	222 * @return The paint (never <code>null</code>).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	223 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	224 * @see #setNegativePaint(Paint)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	225 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	226 public Paint getNegativePaint() {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	227 return this.negativePaint;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	228 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	229
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	230 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	231 * Sets the paint used to highlight negative differences.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	232 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	233 * @param paint the paint (<code>null</code> not permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	234 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	235 * @see #getNegativePaint()
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	236 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	237 public void setNegativePaint(Paint paint) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	238 if (paint == null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	239 throw new IllegalArgumentException("Null 'paint' argument.");
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	240 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	241 this.negativePaint = paint;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	242 notifyListeners(new RendererChangeEvent(this));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	243 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	244
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	245 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	246 * Returns 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	247 * data value.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	248 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	249 * @return A boolean.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	250 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	251 * @see #setShapesVisible(boolean)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	252 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	253 public boolean getShapesVisible() {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	254 return this.shapesVisible;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	255 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	256
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	257 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	258 * 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	259 * 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	260 * listeners.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	261 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	262 * @param flag the flag.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	263 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	264 * @see #getShapesVisible()
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	265 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	266 public void setShapesVisible(boolean flag) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	267 this.shapesVisible = flag;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	268 fireChangeEvent();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	269 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	270
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	271 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	272 * 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: diff changeset	273 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	274 * @return The legend line (never <code>null</code>).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	275 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	276 * @see #setLegendLine(Shape)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	277 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	278 public Shape getLegendLine() {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	279 return this.legendLine;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	280 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	281
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	282 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	283 * Sets the shape used as a line in each legend item and sends a
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	284 * {@link RendererChangeEvent} to all registered listeners.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	285 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	286 * @param line the line (<code>null</code> not permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	287 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	288 * @see #getLegendLine()
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	289 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	290 public void setLegendLine(Shape line) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	291 if (line == null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	292 throw new IllegalArgumentException("Null 'line' argument.");
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	293 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	294 this.legendLine = line;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	295 fireChangeEvent();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	296 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	297
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	298 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	299 * 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	300 * 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	301 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	302 * @return The flag.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	303 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	304 * @since 1.0.4
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	305 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	306 * @see #setRoundXCoordinates(boolean)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	307 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	308 public boolean getRoundXCoordinates() {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	309 return this.roundXCoordinates;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	310 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	311
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	312 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	313 * 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	314 * 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	315 * {@link RendererChangeEvent} to all registered listeners.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	316 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	317 * @param round the new flag value.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	318 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	319 * @since 1.0.4
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	320 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	321 * @see #getRoundXCoordinates()
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	322 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	323 public void setRoundXCoordinates(boolean round) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	324 this.roundXCoordinates = round;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	325 fireChangeEvent();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	326 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	327
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	328 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	329 * 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	330 * 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	331 * 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	332 * 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	333 * 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	334 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	335 * @param g2 the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	336 * @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	337 * @param plot the plot.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	338 * @param data the data.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	339 * @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	340 * the caller.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	341 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	342 * @return A state object.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	343 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	344 public XYItemRendererState initialise(Graphics2D g2,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	345 Rectangle2D dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	346 XYPlot plot,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	347 XYDataset data,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	348 PlotRenderingInfo info) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	349
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	350 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	351 info);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	352 state.setProcessVisibleItemsOnly(false);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	353 return state;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	354
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	355 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	356
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	357 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	358 * 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	359 * 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	360 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	361 * @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	362 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	363 public int getPassCount() {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	364 return 2;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	365 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	366
1883 eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	367 public static List<XYDataset> splitByNaNs(XYDataset dataset) {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	368 List<XYDataset> datasets = new ArrayList<XYDataset>();
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	369
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	370 switch (dataset.getSeriesCount()) {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	371 case 0:
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	372 return datasets;
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	373 case 1:
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	374 int N = dataset.getItemCount(0);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	375 TDoubleArrayList xs = new TDoubleArrayList(N);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	376 TDoubleArrayList ys = new TDoubleArrayList(N);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	377 for (int i = 0; i < N; ++i) {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	378 double x = dataset.getXValue(0, i);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	379 double y = dataset.getYValue(0, i);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	380 if (Double.isNaN(x) \|\| Double.isNaN(y)) {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	381 if (!xs.isEmpty()) {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	382 DefaultXYDataset ds = new DefaultXYDataset();
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	383 datasets.add(ds);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	384 ds.addSeries(
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	385 dataset.getSeriesKey(0),
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	386 new double [][] {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	387 xs.toNativeArray(),
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	388 ys.toNativeArray() });
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	389 xs.reset();
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	390 ys.reset();
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	391 }
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	392 }
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	393 else {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	394 xs.add(x);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	395 ys.add(y);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	396 }
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	397 }
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	398 if (!xs.isEmpty()) {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	399 DefaultXYDataset ds = new DefaultXYDataset();
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	400 datasets.add(ds);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	401 ds.addSeries(
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	402 dataset.getSeriesKey(0),
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	403 new double [][] {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	404 xs.toNativeArray(),
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	405 ys.toNativeArray() });
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	406 }
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	407 break;
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	408 default: // two or more
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	409 // TODO: split two parts
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	410 datasets.add(dataset);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	411 break;
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	412 }
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	413
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	414 return datasets;
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	415 }
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	416
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	417 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	418 * 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	419 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	420 * @param g2 the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	421 * @param state the renderer state.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	422 * @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	423 * @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	424 * @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	425 * information etc).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	426 * @param domainAxis the domain (horizontal) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	427 * @param rangeAxis the range (vertical) axis.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	428 * @param dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	429 * @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	430 * @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	431 * @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	432 * (<code>null</code> permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	433 * @param pass the pass index.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	434 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	435 public void drawItem(Graphics2D g2,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	436 XYItemRendererState state,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	437 Rectangle2D dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	438 PlotRenderingInfo info,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	439 XYPlot plot,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	440 ValueAxis domainAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	441 ValueAxis rangeAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	442 XYDataset dataset,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	443 int series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	444 int item,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	445 CrosshairState crosshairState,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	446 int pass) {
1881 0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	447 switch (pass) {
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	448 case 0:
1883 eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	449 for (XYDataset ds: splitByNaNs(dataset)) {
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	450 drawItemPass0(g2, dataArea, info,
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	451 plot, domainAxis, rangeAxis,
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	452 dataset, series, item, crosshairState);
eb671699fbc2 CrossSectionApp: Draw water, too. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1881 diff changeset	453 }
1881 0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	454 break;
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	455 case 1:
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	456 drawItemPass1(g2, dataArea, info,
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	457 plot, domainAxis, rangeAxis,
0e9c0b49b4ef CrossSectionApp: draw ground with StableXYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1824 diff changeset	458 dataset, series, item, crosshairState);
1823 7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	459 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	460 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	461
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	462 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	463 * 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	464 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	465 * @param x_graphics the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	466 * @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	467 * @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	468 * @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	469 * information etc).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	470 * @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	471 * @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	472 * @param x_dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	473 * @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	474 * @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	475 * @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	476 * (<code>null</code> permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	477 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	478 protected void drawItemPass0(Graphics2D x_graphics,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	479 Rectangle2D x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	480 PlotRenderingInfo x_info,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	481 XYPlot x_plot,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	482 ValueAxis x_domainAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	483 ValueAxis x_rangeAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	484 XYDataset x_dataset,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	485 int x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	486 int x_item,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	487 CrosshairState x_crosshairState) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	488
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	489 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	490 return;
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
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	493 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	494
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	495 // 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	496 if (isEitherSeriesDegenerate(x_dataset, b_impliedZeroSubtrahend)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	497 return;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	498 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	499
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	500 // 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	501 if (!b_impliedZeroSubtrahend && areSeriesDisjoint(x_dataset)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	502 return;
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
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	505 // polygon definitions
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	506 LinkedList l_minuendXs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	507 LinkedList l_minuendYs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	508 LinkedList l_subtrahendXs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	509 LinkedList l_subtrahendYs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	510 LinkedList l_polygonXs = new LinkedList();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	511 LinkedList l_polygonYs = new LinkedList();
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 // state
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	514 int l_minuendItem = 0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	515 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	516 Double l_minuendCurX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	517 Double l_minuendNextX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	518 Double l_minuendCurY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	519 Double l_minuendNextY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	520 double l_minuendMaxY = Double.NEGATIVE_INFINITY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	521 double l_minuendMinY = Double.POSITIVE_INFINITY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	522
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	523 int l_subtrahendItem = 0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	524 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	525 Double l_subtrahendCurX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	526 Double l_subtrahendNextX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	527 Double l_subtrahendCurY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	528 Double l_subtrahendNextY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	529 double l_subtrahendMaxY = Double.NEGATIVE_INFINITY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	530 double l_subtrahendMinY = Double.POSITIVE_INFINITY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	531
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	532 // 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	533 if (b_impliedZeroSubtrahend) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	534 l_subtrahendItem = 0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	535 l_subtrahendItemCount = 2;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	536 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	537 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	538 (l_minuendItemCount - 1)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	539 l_subtrahendCurY = new Double(0.0);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	540 l_subtrahendNextY = new Double(0.0);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	541 l_subtrahendMaxY = 0.0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	542 l_subtrahendMinY = 0.0;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	543
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	544 l_subtrahendXs.add(l_subtrahendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	545 l_subtrahendYs.add(l_subtrahendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	546 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	547 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	548 l_subtrahendItemCount = x_dataset.getItemCount(1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	549 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	550
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	551 boolean b_minuendDone = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	552 boolean b_minuendAdvanced = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	553 boolean b_minuendAtIntersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	554 boolean b_minuendFastForward = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	555 boolean b_subtrahendDone = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	556 boolean b_subtrahendAdvanced = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	557 boolean b_subtrahendAtIntersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	558 boolean b_subtrahendFastForward = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	559 boolean b_colinear = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	560
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	561 boolean b_positive;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	562
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	563 // coordinate pairs
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	564 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	565 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	566 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	567 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	568
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	569 // fast-forward through leading tails
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	570 boolean b_fastForwardDone = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	571 while (!b_fastForwardDone) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	572 // get the x and y coordinates
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	573 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	574 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	575 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	576 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	577
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	578 l_minuendCurX = new Double(l_x1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	579 l_minuendCurY = new Double(l_y1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	580 l_minuendNextX = new Double(l_x2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	581 l_minuendNextY = new Double(l_y2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	582
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	583 if (b_impliedZeroSubtrahend) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	584 l_x3 = l_subtrahendCurX.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	585 l_y3 = l_subtrahendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	586 l_x4 = l_subtrahendNextX.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	587 l_y4 = l_subtrahendNextY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	588 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	589 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	590 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	591 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	592 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	593 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	594
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	595 l_subtrahendCurX = new Double(l_x3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	596 l_subtrahendCurY = new Double(l_y3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	597 l_subtrahendNextX = new Double(l_x4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	598 l_subtrahendNextY = new Double(l_y4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	599 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	600
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	601 if (l_x2 <= l_x3) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	602 // minuend needs to be fast forwarded
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	603 l_minuendItem++;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	604 b_minuendFastForward = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	605 continue;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	606 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	607
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	608 if (l_x4 <= l_x1) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	609 // subtrahend needs to be fast forwarded
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	610 l_subtrahendItem++;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	611 b_subtrahendFastForward = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	612 continue;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	613 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	614
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	615 // 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	616 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	617 // project onto subtrahend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	618 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	619 l_subtrahendCurX = l_minuendCurX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	620 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	621 + (l_y3 - (l_slope * l_x3)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	622
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	623 l_subtrahendXs.add(l_subtrahendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	624 l_subtrahendYs.add(l_subtrahendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	625 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	626
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	627 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	628 // project onto minuend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	629 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	630 l_minuendCurX = l_subtrahendCurX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	631 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	632 + (l_y1 - (l_slope * l_x1)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	633
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	634 l_minuendXs.add(l_minuendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	635 l_minuendYs.add(l_minuendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	636 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	637
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	638 l_minuendMaxY = l_minuendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	639 l_minuendMinY = l_minuendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	640 l_subtrahendMaxY = l_subtrahendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	641 l_subtrahendMinY = l_subtrahendCurY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	642
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	643 b_fastForwardDone = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	644 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	645
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	646 // start of algorithm
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	647 while (!b_minuendDone && !b_subtrahendDone) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	648 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	649 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	650 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	651 l_minuendCurX = new Double(l_x1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	652 l_minuendCurY = new Double(l_y1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	653
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	654 if (!b_minuendAtIntersect) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	655 l_minuendXs.add(l_minuendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	656 l_minuendYs.add(l_minuendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	657 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	658
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	659 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	660 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	661
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	662 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	663 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	664 l_minuendNextX = new Double(l_x2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	665 l_minuendNextY = new Double(l_y2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	666 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	667
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	668 // 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	669 if (!b_impliedZeroSubtrahend && !b_subtrahendDone
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	670 && !b_subtrahendFastForward && b_subtrahendAdvanced) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	671 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	672 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	673 l_subtrahendCurX = new Double(l_x3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	674 l_subtrahendCurY = new Double(l_y3);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	675
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	676 if (!b_subtrahendAtIntersect) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	677 l_subtrahendXs.add(l_subtrahendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	678 l_subtrahendYs.add(l_subtrahendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	679 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	680
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	681 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	682 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	683
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	684 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	685 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	686 l_subtrahendNextX = new Double(l_x4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	687 l_subtrahendNextY = new Double(l_y4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	688 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	689
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	690 // 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	691 b_minuendFastForward = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	692 b_subtrahendFastForward = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	693
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	694 Double l_intersectX = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	695 Double l_intersectY = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	696 boolean b_intersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	697
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	698 b_minuendAtIntersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	699 b_subtrahendAtIntersect = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	700
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	701 // check for intersect
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	702 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	703 // check if line segments are colinear
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	704 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	705 b_colinear = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	706 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	707 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	708 // 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	709 // and subtrahend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	710 l_intersectX = new Double(l_x2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	711 l_intersectY = new Double(l_y2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	712
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	713 b_intersect = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	714 b_minuendAtIntersect = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	715 b_subtrahendAtIntersect = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	716 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	717 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	718 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	719 // compute common denominator
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	720 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	721 - ((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	722
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	723 // compute common deltas
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	724 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	725 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	726
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	727 // compute numerators
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	728 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	729 - ((l_y4 - l_y3) * l_deltaX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	730 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	731 - ((l_y2 - l_y1) * l_deltaX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	732
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	733 // check if line segments are colinear
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	734 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	735 && (0 == l_denominator)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	736 b_colinear = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	737 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	738 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	739 // check if previously colinear
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	740 if (b_colinear) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	741 // clear colinear points and flag
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	742 l_minuendXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	743 l_minuendYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	744 l_subtrahendXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	745 l_subtrahendYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	746 l_polygonXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	747 l_polygonYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	748
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	749 b_colinear = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	750
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	751 // 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	752 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	753 && (l_x1 <= l_x4));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	754 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	755 : l_subtrahendCurX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	756 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	757 : l_subtrahendCurY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	758 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	759
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	760 // compute slope components
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	761 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	762 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	763
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	764 // check if the line segments intersect
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	765 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	766 && (l_slopeB <= 1)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	767 // compute the point of intersection
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	768 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	769 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	770
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	771 l_intersectX = new Double(l_xi);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	772 l_intersectY = new Double(l_yi);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	773 b_intersect = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	774 b_minuendAtIntersect = ((l_xi == l_x2)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	775 && (l_yi == l_y2));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	776 b_subtrahendAtIntersect = ((l_xi == l_x4)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	777 && (l_yi == l_y4));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	778
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	779 // advance minuend and subtrahend to intesect
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	780 l_minuendCurX = l_intersectX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	781 l_minuendCurY = l_intersectY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	782 l_subtrahendCurX = l_intersectX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	783 l_subtrahendCurY = l_intersectY;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	784 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	785 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	786 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	787
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	788 if (b_intersect) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	789 // create the polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	790 // 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	791 l_polygonXs.addAll(l_minuendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	792 l_polygonYs.addAll(l_minuendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	793
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	794 // add intersection point to the polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	795 l_polygonXs.add(l_intersectX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	796 l_polygonYs.add(l_intersectY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	797
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	798 // 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	799 Collections.reverse(l_subtrahendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	800 Collections.reverse(l_subtrahendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	801 l_polygonXs.addAll(l_subtrahendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	802 l_polygonYs.addAll(l_subtrahendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	803
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	804 // create an actual polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	805 b_positive = (l_subtrahendMaxY <= l_minuendMaxY)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	806 && (l_subtrahendMinY <= l_minuendMinY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	807 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	808 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	809
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	810 // clear the point vectors
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	811 l_minuendXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	812 l_minuendYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	813 l_subtrahendXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	814 l_subtrahendYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	815 l_polygonXs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	816 l_polygonYs.clear();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	817
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	818 // 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	819 double l_y = l_intersectY.doubleValue();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	820 l_minuendMaxY = l_y;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	821 l_subtrahendMaxY = l_y;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	822 l_minuendMinY = l_y;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	823 l_subtrahendMinY = l_y;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	824
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	825 // add interection point to new polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	826 l_polygonXs.add(l_intersectX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	827 l_polygonYs.add(l_intersectY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	828 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	829
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	830 // advance the minuend if needed
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	831 if (l_x2 <= l_x4) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	832 l_minuendItem++;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	833 b_minuendAdvanced = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	834 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	835 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	836 b_minuendAdvanced = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	837 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	838
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	839 // advance the subtrahend if needed
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	840 if (l_x4 <= l_x2) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	841 l_subtrahendItem++;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	842 b_subtrahendAdvanced = true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	843 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	844 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	845 b_subtrahendAdvanced = false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	846 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	847
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	848 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	849 b_subtrahendDone = (l_subtrahendItem == (l_subtrahendItemCount
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	850 - 1));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	851 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	852
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	853 // 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	854 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	855 // project onto subtrahend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	856 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	857 l_subtrahendNextX = l_minuendNextX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	858 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	859 + (l_y3 - (l_slope * l_x3)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	860 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	861
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	862 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	863 // project onto minuend
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	864 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	865 l_minuendNextX = l_subtrahendNextX;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	866 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	867 + (l_y1 - (l_slope * l_x1)));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	868 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	869
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	870 // 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	871 // positivity
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	872 l_minuendMaxY = Math.max(l_minuendMaxY,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	873 l_minuendNextY.doubleValue());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	874 l_subtrahendMaxY = Math.max(l_subtrahendMaxY,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	875 l_subtrahendNextY.doubleValue());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	876 l_minuendMinY = Math.min(l_minuendMinY,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	877 l_minuendNextY.doubleValue());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	878 l_subtrahendMinY = Math.min(l_subtrahendMinY,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	879 l_subtrahendNextY.doubleValue());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	880
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	881 // 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	882 l_minuendXs.add(l_minuendNextX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	883 l_minuendYs.add(l_minuendNextY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	884 l_subtrahendXs.add(l_subtrahendNextX);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	885 l_subtrahendYs.add(l_subtrahendNextY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	886
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	887 // create the polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	888 // 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	889 l_polygonXs.addAll(l_minuendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	890 l_polygonYs.addAll(l_minuendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	891
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	892 // 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	893 Collections.reverse(l_subtrahendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	894 Collections.reverse(l_subtrahendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	895 l_polygonXs.addAll(l_subtrahendXs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	896 l_polygonYs.addAll(l_subtrahendYs);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	897
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	898 // create an actual polygon
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	899 b_positive = (l_subtrahendMaxY <= l_minuendMaxY)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	900 && (l_subtrahendMinY <= l_minuendMinY);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	901 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	902 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	903 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	904
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	905 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	906 * 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	907 * 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	908 * individual points in the two series.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	909 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	910 * @param x_graphics the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	911 * @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	912 * @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	913 * @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	914 * information etc).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	915 * @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	916 * @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	917 * @param x_dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	918 * @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	919 * @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	920 * @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	921 * (<code>null</code> permitted).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	922 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	923 protected void drawItemPass1(Graphics2D x_graphics,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	924 Rectangle2D x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	925 PlotRenderingInfo x_info,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	926 XYPlot x_plot,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	927 ValueAxis x_domainAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	928 ValueAxis x_rangeAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	929 XYDataset x_dataset,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	930 int x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	931 int x_item,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	932 CrosshairState x_crosshairState) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	933
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	934 Shape l_entityArea = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	935 EntityCollection l_entities = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	936 if (null != x_info) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	937 l_entities = x_info.getOwner().getEntityCollection();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	938 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	939
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	940 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	941 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	942 x_graphics.setPaint(l_seriesPaint);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	943 x_graphics.setStroke(l_seriesStroke);
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 PlotOrientation l_orientation = x_plot.getOrientation();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	946 RectangleEdge l_domainAxisLocation = x_plot.getDomainAxisEdge();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	947 RectangleEdge l_rangeAxisLocation = x_plot.getRangeAxisEdge();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	948
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	949 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	950 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	951 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	952 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	953 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	954 l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	955
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	956 if (getShapesVisible()) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	957 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	958 if (l_orientation == PlotOrientation.HORIZONTAL) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	959 l_shape = ShapeUtilities.createTranslatedShape(l_shape,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	960 l_y1, l_x1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	961 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	962 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	963 l_shape = ShapeUtilities.createTranslatedShape(l_shape,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	964 l_x1, l_y1);
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 if (l_shape.intersects(x_dataArea)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	967 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	968 x_graphics.fill(l_shape);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	969 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	970 l_entityArea = l_shape;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	971 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	972
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	973 // add an entity for the item...
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	974 if (null != l_entities) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	975 if (null == l_entityArea) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	976 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	977 4, 4);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	978 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	979 String l_tip = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	980 XYToolTipGenerator l_tipGenerator = getToolTipGenerator(x_series,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	981 x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	982 if (null != l_tipGenerator) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	983 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	984 x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	985 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	986 String l_url = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	987 XYURLGenerator l_urlGenerator = getURLGenerator();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	988 if (null != l_urlGenerator) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	989 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	990 x_item);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	991 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	992 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	993 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	994 l_entities.add(l_entity);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	995 }
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 // 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	998 if (isItemLabelVisible(x_series, x_item)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	999 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	1000 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	1001 }
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 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	1004 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	1005 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	1006 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	1007
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1008 if (0 == x_item) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1009 return;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1010 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1011
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1012 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	1013 (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	1014 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	1015 (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	1016
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1017 Line2D l_line = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1018 if (PlotOrientation.HORIZONTAL == l_orientation) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1019 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	1020 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1021 else if (PlotOrientation.VERTICAL == l_orientation) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1022 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	1023 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1024
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1025 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	1026 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	1027 x_graphics.setStroke(getItemStroke(x_series, x_item));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1028 x_graphics.draw(l_line);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1029 }
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
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1032 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1033 * 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	1034 * 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	1035 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1036 * @param x_dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1037 * @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	1038 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1039 * @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	1040 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1041 private boolean isEitherSeriesDegenerate(XYDataset x_dataset,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1042 boolean x_impliedZeroSubtrahend) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1043
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1044 if (x_impliedZeroSubtrahend) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1045 return (x_dataset.getItemCount(0) < 2);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1046 }
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 return ((x_dataset.getItemCount(0) < 2)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1049 \|\| (x_dataset.getItemCount(1) < 2));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1050 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1051
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 * 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	1054 * 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	1055 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1056 * @param x_dataset the dataset.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1057 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1058 * @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	1059 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1060 private boolean areSeriesDisjoint(XYDataset x_dataset) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1061
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1062 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	1063 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	1064 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	1065
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1066 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	1067 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	1068 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	1069 l_subtrahendItemCount - 1);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1070
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1071 return ((l_minuendLast < l_subtrahendFirst)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1072 \|\| (l_subtrahendLast < l_minuendFirst));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1073 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1074
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 * 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	1077 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1078 * @param x_graphics the graphics device.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1079 * @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	1080 * @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	1081 * information etc).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1082 * @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	1083 * @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	1084 * @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	1085 * negative (false).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1086 * @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	1087 * of type Double).
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1088 * @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	1089 * of type Double).
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 private void createPolygon (Graphics2D x_graphics,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1092 Rectangle2D x_dataArea,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1093 XYPlot x_plot,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1094 ValueAxis x_domainAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1095 ValueAxis x_rangeAxis,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1096 boolean x_positive,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1097 LinkedList x_xValues,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1098 LinkedList x_yValues) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1099
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1100 PlotOrientation l_orientation = x_plot.getOrientation();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1101 RectangleEdge l_domainAxisLocation = x_plot.getDomainAxisEdge();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1102 RectangleEdge l_rangeAxisLocation = x_plot.getRangeAxisEdge();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1103
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1104 Object[] l_xValues = x_xValues.toArray();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1105 Object[] l_yValues = x_yValues.toArray();
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 GeneralPath l_path = new GeneralPath();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1108
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1109 if (PlotOrientation.VERTICAL == l_orientation) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1110 double l_x = x_domainAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1111 (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	1112 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1113 if (this.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1114 l_x = Math.rint(l_x);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1115 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1116
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1117 double l_y = x_rangeAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1118 (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	1119 l_rangeAxisLocation);
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 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	1122 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	1123 l_x = x_domainAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1124 (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	1125 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1126 if (this.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1127 l_x = Math.rint(l_x);
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
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1130 l_y = x_rangeAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1131 (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	1132 l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1133 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	1134 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1135 l_path.closePath();
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 else {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1138 double l_x = x_domainAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1139 (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	1140 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1141 if (this.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1142 l_x = Math.rint(l_x);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1143 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1144
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1145 double l_y = x_rangeAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1146 (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	1147 l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1148
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1149 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	1150 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	1151 l_x = x_domainAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1152 (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	1153 l_domainAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1154 if (this.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1155 l_x = Math.rint(l_x);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1156 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1157
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1158 l_y = x_rangeAxis.valueToJava2D((
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1159 (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	1160 l_rangeAxisLocation);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1161 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	1162 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1163 l_path.closePath();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1164 }
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 if (l_path.intersects(x_dataArea)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1167 x_graphics.setPaint(x_positive ? getPositivePaint()
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1168 : getNegativePaint());
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1169 x_graphics.fill(l_path);
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 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1172
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1173 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1174 * 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	1175 * 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	1176 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1177 * @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	1178 * @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	1179 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1180 * @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	1181 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1182 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	1183 LegendItem result = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1184 XYPlot p = getPlot();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1185 if (p != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1186 XYDataset dataset = p.getDataset(datasetIndex);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1187 if (dataset != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1188 if (getItemVisible(series, 0)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1189 String label = getLegendItemLabelGenerator().generateLabel(
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1190 dataset, series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1191 String description = label;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1192 String toolTipText = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1193 if (getLegendItemToolTipGenerator() != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1194 toolTipText
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1195 = getLegendItemToolTipGenerator().generateLabel(
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1196 dataset, series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1197 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1198 String urlText = null;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1199 if (getLegendItemURLGenerator() != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1200 urlText = getLegendItemURLGenerator().generateLabel(
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1201 dataset, series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1202 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1203 Paint paint = lookupSeriesPaint(series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1204 Stroke stroke = lookupSeriesStroke(series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1205 Shape line = getLegendLine();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1206 result = new LegendItem(label, description,
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1207 toolTipText, urlText, line, stroke, paint);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1208 result.setLabelFont(lookupLegendTextFont(series));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1209 Paint labelPaint = lookupLegendTextPaint(series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1210 if (labelPaint != null) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1211 result.setLabelPaint(labelPaint);
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 result.setDataset(dataset);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1214 result.setDatasetIndex(datasetIndex);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1215 result.setSeriesKey(dataset.getSeriesKey(series));
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1216 result.setSeriesIndex(series);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1217 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1218 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1219
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1220 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1221
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1222 return result;
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 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1225
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1226 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1227 * 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	1228 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1229 * @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	1230 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1231 * @return A boolean.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1232 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1233 public boolean equals(Object obj) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1234 if (obj == this) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1235 return true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1236 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1237 if (!(obj instanceof StableXYDifferenceRenderer)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1238 return false;
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 if (!super.equals(obj)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1241 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1242 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1243 StableXYDifferenceRenderer that = (StableXYDifferenceRenderer) obj;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1244 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	1245 return false;
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 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	1248 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1249 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1250 if (this.shapesVisible != that.shapesVisible) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1251 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1252 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1253 if (!ShapeUtilities.equal(this.legendLine, that.legendLine)) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1254 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1255 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1256 if (this.roundXCoordinates != that.roundXCoordinates) {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1257 return false;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1258 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1259 return true;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1260 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1261
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 * Returns a clone of the renderer.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1264 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1265 * @return A clone.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1266 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1267 * @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	1268 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1269 public Object clone() throws CloneNotSupportedException {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1270 StableXYDifferenceRenderer clone = (StableXYDifferenceRenderer) super.clone();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1271 clone.legendLine = ShapeUtilities.clone(this.legendLine);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1272 return clone;
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1273 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1274
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1275 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1276 * Provides serialization support.
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 * @param stream the output stream.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1279 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1280 * @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	1281 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1282 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	1283 stream.defaultWriteObject();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1284 SerialUtilities.writePaint(this.positivePaint, stream);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1285 SerialUtilities.writePaint(this.negativePaint, stream);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1286 SerialUtilities.writeShape(this.legendLine, stream);
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
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1289 /**
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1290 * Provides serialization support.
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 * @param stream the input stream.
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1293 *
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1294 * @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	1295 * @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	1296 */
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1297 private void readObject(ObjectInputStream stream)
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1298 throws IOException, ClassNotFoundException {
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1299 stream.defaultReadObject();
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1300 this.positivePaint = SerialUtilities.readPaint(stream);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1301 this.negativePaint = SerialUtilities.readPaint(stream);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1302 this.legendLine = SerialUtilities.readShape(stream);
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1303 }
7a11b37d8594 Added a copy of JFreeChart's XYDifferenceRenderer Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	1304 }

Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/StableXYDifferenceRenderer.java @ 1883:eb671699fbc2