org.jfree.chart.plot.XYPlot Maven / Gradle / Ivy
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/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2014, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* -----------
* XYPlot.java
* -----------
* (C) Copyright 2000-2014, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): Craig MacFarlane;
* Mark Watson (www.markwatson.com);
* Jonathan Nash;
* Gideon Krause;
* Klaus Rheinwald;
* Xavier Poinsard;
* Richard Atkinson;
* Arnaud Lelievre;
* Nicolas Brodu;
* Eduardo Ramalho;
* Sergei Ivanov;
* Richard West, Advanced Micro Devices, Inc.;
* Ulrich Voigt - patches 1997549 and 2686040;
* Peter Kolb - patches 1934255, 2603321 and 2809117;
* Andrew Mickish - patch 1868749;
*
* Changes (from 21-Jun-2001)
* --------------------------
* 21-Jun-2001 : Removed redundant JFreeChart parameter from constructors (DG);
* 18-Sep-2001 : Updated header and fixed DOS encoding problem (DG);
* 15-Oct-2001 : Data source classes moved to com.jrefinery.data.* (DG);
* 19-Oct-2001 : Removed the code for drawing the visual representation of each
* data point into a separate class StandardXYItemRenderer.
* This will make it easier to add variations to the way the
* charts are drawn. Based on code contributed by Mark
* Watson (DG);
* 22-Oct-2001 : Renamed DataSource.java --> Dataset.java etc. (DG);
* 20-Nov-2001 : Fixed clipping bug that shows up when chart is displayed
* inside JScrollPane (DG);
* 12-Dec-2001 : Removed unnecessary 'throws' clauses from constructor (DG);
* 13-Dec-2001 : Added skeleton code for tooltips. Added new constructor. (DG);
* 16-Jan-2002 : Renamed the tooltips class (DG);
* 22-Jan-2002 : Added DrawInfo class, incorporating tooltips and crosshairs.
* Crosshairs based on code by Jonathan Nash (DG);
* 05-Feb-2002 : Added alpha-transparency setting based on code by Sylvain
* Vieujot (DG);
* 26-Feb-2002 : Updated getMinimumXXX() and getMaximumXXX() methods to handle
* special case when chart is null (DG);
* 28-Feb-2002 : Renamed Datasets.java --> DatasetUtilities.java (DG);
* 28-Mar-2002 : The plot now registers with the renderer as a property change
* listener. Also added a new constructor (DG);
* 09-Apr-2002 : Removed the transRangeZero from the renderer.drawItem()
* method. Moved the tooltip generator into the renderer (DG);
* 23-Apr-2002 : Fixed bug in methods for drawing horizontal and vertical
* lines (DG);
* 13-May-2002 : Small change to the draw() method so that it works for
* OverlaidXYPlot also (DG);
* 25-Jun-2002 : Removed redundant import (DG);
* 20-Aug-2002 : Renamed getItemRenderer() --> getRenderer(), and
* setXYItemRenderer() --> setRenderer() (DG);
* 28-Aug-2002 : Added mechanism for (optional) plot annotations (DG);
* 02-Oct-2002 : Fixed errors reported by Checkstyle (DG);
* 18-Nov-2002 : Added grid settings for both domain and range axis (previously
* these were set in the axes) (DG);
* 09-Jan-2003 : Further additions to the grid settings, plus integrated plot
* border bug fix contributed by Gideon Krause (DG);
* 22-Jan-2003 : Removed monolithic constructor (DG);
* 04-Mar-2003 : Added 'no data' message, see bug report 691634. Added
* secondary range markers using code contributed by Klaus
* Rheinwald (DG);
* 26-Mar-2003 : Implemented Serializable (DG);
* 03-Apr-2003 : Added setDomainAxisLocation() method (DG);
* 30-Apr-2003 : Moved annotation drawing into a separate method (DG);
* 01-May-2003 : Added multi-pass mechanism for renderers (DG);
* 02-May-2003 : Changed axis locations from int to AxisLocation (DG);
* 15-May-2003 : Added an orientation attribute (DG);
* 02-Jun-2003 : Removed range axis compatibility test (DG);
* 05-Jun-2003 : Added domain and range grid bands (sponsored by Focus Computer
* Services Ltd) (DG);
* 26-Jun-2003 : Fixed bug (757303) in getDataRange() method (DG);
* 02-Jul-2003 : Added patch from bug report 698646 (secondary axes for
* overlaid plots) (DG);
* 23-Jul-2003 : Added support for multiple secondary datasets, axes and
* renderers (DG);
* 27-Jul-2003 : Added support for stacked XY area charts (RA);
* 19-Aug-2003 : Implemented Cloneable (DG);
* 01-Sep-2003 : Fixed bug where change to secondary datasets didn't generate
* change event (797466) (DG)
* 08-Sep-2003 : Added internationalization via use of properties
* resourceBundle (RFE 690236) (AL);
* 08-Sep-2003 : Changed ValueAxis API (DG);
* 08-Sep-2003 : Fixes for serialization (NB);
* 16-Sep-2003 : Changed ChartRenderingInfo --> PlotRenderingInfo (DG);
* 17-Sep-2003 : Fixed zooming to include secondary domain axes (DG);
* 18-Sep-2003 : Added getSecondaryDomainAxisCount() and
* getSecondaryRangeAxisCount() methods suggested by Eduardo
* Ramalho (RFE 808548) (DG);
* 23-Sep-2003 : Split domain and range markers into foreground and
* background (DG);
* 06-Oct-2003 : Fixed bug in clearDomainMarkers() and clearRangeMarkers()
* methods. Fixed bug (815876) in addSecondaryRangeMarker()
* method. Added new addSecondaryDomainMarker methods (see bug
* id 815869) (DG);
* 10-Nov-2003 : Added getSecondaryDomain/RangeAxisMappedToDataset() methods
* requested by Eduardo Ramalho (DG);
* 24-Nov-2003 : Removed unnecessary notification when updating axis anchor
* values (DG);
* 21-Jan-2004 : Update for renamed method in ValueAxis (DG);
* 25-Feb-2004 : Replaced CrosshairInfo with CrosshairState (DG);
* 12-Mar-2004 : Fixed bug where primary renderer is always used to determine
* range type (DG);
* 22-Mar-2004 : Fixed cloning bug (DG);
* 23-Mar-2004 : Fixed more cloning bugs (DG);
* 07-Apr-2004 : Fixed problem with axis range when the secondary renderer is
* stacked, see this post in the forum:
* http://www.jfree.org/phpBB2/viewtopic.php?t=8204 (DG);
* 07-Apr-2004 : Added get/setDatasetRenderingOrder() methods (DG);
* 26-Apr-2004 : Added option to fill quadrant areas in the background of the
* plot (DG);
* 27-Apr-2004 : Removed major distinction between primary and secondary
* datasets, renderers and axes (DG);
* 30-Apr-2004 : Modified to make use of the new getRangeExtent() method in the
* renderer interface (DG);
* 13-May-2004 : Added optional fixedLegendItems attribute (DG);
* 19-May-2004 : Added indexOf() method (DG);
* 03-Jun-2004 : Fixed zooming bug (DG);
* 18-Aug-2004 : Added removedAnnotation() method (by tkram01) (DG);
* 05-Oct-2004 : Modified storage type for dataset-to-axis maps (DG);
* 06-Oct-2004 : Modified getDataRange() method to use renderer to determine
* the x-value range (now matches behaviour for y-values). Added
* getDomainAxisIndex() method (DG);
* 12-Nov-2004 : Implemented new Zoomable interface (DG);
* 25-Nov-2004 : Small update to clone() implementation (DG);
* 22-Feb-2005 : Changed axis offsets from Spacer --> RectangleInsets (DG);
* 24-Feb-2005 : Added indexOf(XYItemRenderer) method (DG);
* 21-Mar-2005 : Register plot as change listener in setRenderer() method (DG);
* 21-Apr-2005 : Added get/setSeriesRenderingOrder() methods (ET);
* 26-Apr-2005 : Removed LOGGER (DG);
* 04-May-2005 : Fixed serialization of domain and range markers (DG);
* 05-May-2005 : Removed unused draw() method (DG);
* 20-May-2005 : Added setDomainAxes() and setRangeAxes() methods, as per
* RFE 1183100 (DG);
* 01-Jun-2005 : Upon deserialization, register plot as a listener with its
* axes, dataset(s) and renderer(s) - see patch 1209475 (DG);
* 01-Jun-2005 : Added clearDomainMarkers(int) method to match
* clearRangeMarkers(int) (DG);
* 06-Jun-2005 : Fixed equals() method to handle GradientPaint (DG);
* 09-Jun-2005 : Added setRenderers(), as per RFE 1183100 (DG);
* 06-Jul-2005 : Fixed crosshair bug (id = 1233336) (DG);
* ------------- JFREECHART 1.0.x ---------------------------------------------
* 26-Jan-2006 : Added getAnnotations() method (DG);
* 05-Sep-2006 : Added MarkerChangeEvent support (DG);
* 13-Oct-2006 : Fixed initialisation of CrosshairState - see bug report
* 1565168 (DG);
* 22-Nov-2006 : Fixed equals() and cloning() for quadrant attributes, plus
* API doc updates (DG);
* 29-Nov-2006 : Added argument checks (DG);
* 15-Jan-2007 : Fixed bug in drawRangeMarkers() (DG);
* 07-Feb-2007 : Fixed bug 1654215, renderer with no dataset (DG);
* 26-Feb-2007 : Added missing setDomainAxisLocation() and
* setRangeAxisLocation() methods (DG);
* 02-Mar-2007 : Fix for crosshair positioning with horizontal orientation
* (see patch 1671648 by Sergei Ivanov) (DG);
* 13-Mar-2007 : Added null argument checks for crosshair attributes (DG);
* 23-Mar-2007 : Added domain zero base line facility (DG);
* 04-May-2007 : Render only visible data items if possible (DG);
* 24-May-2007 : Fixed bug in render method for an empty series (DG);
* 07-Jun-2007 : Modified drawBackground() to pass orientation to
* fillBackground() for handling GradientPaint (DG);
* 24-Sep-2007 : Added new zoom methods (DG);
* 26-Sep-2007 : Include index value in IllegalArgumentExceptions (DG);
* 05-Nov-2007 : Applied patch 1823697, by Richard West, for removal of domain
* and range markers (DG);
* 12-Nov-2007 : Fixed bug in equals() method for domain and range tick
* band paint attributes (DG);
* 27-Nov-2007 : Added new setFixedDomain/RangeAxisSpace() methods (DG);
* 04-Jan-2008 : Fix for quadrant painting error - see patch 1849564 (DG);
* 25-Mar-2008 : Added new methods with optional notification - see patch
* 1913751 (DG);
* 07-Apr-2008 : Fixed NPE in removeDomainMarker() and
* removeRangeMarker() (DG);
* 22-May-2008 : Modified calculateAxisSpace() to process range axes first,
* then adjust the plot area before calculating the space
* for the domain axes (DG);
* 09-Jul-2008 : Added renderer state notification when series pass begins
* and ends - see patch 1997549 by Ulrich Voigt (DG);
* 25-Jul-2008 : Fixed NullPointerException for plots with no axes (DG);
* 15-Aug-2008 : Added getRendererCount() method (DG);
* 25-Sep-2008 : Added minor tick support, see patch 1934255 by Peter Kolb (DG);
* 25-Nov-2008 : Allow datasets to be mapped to multiple axes - based on patch
* 1868749 by Andrew Mickish (DG);
* 18-Dec-2008 : Use ResourceBundleWrapper - see patch 1607918 by
* Jess Thrysoee (DG);
* 10-Mar-2009 : Allow some annotations to contribute to axis autoRange (DG);
* 18-Mar-2009 : Modified anchored zoom behaviour and fixed bug in
* "process visible range" rendering (DG);
* 19-Mar-2009 : Added panning support based on patch 2686040 by Ulrich
* Voigt (DG);
* 19-Mar-2009 : Added entity support - see patch 2603321 by Peter Kolb (DG);
* 30-Mar-2009 : Delegate panning to axes (DG);
* 10-May-2009 : Added check for fixedLegendItems in equals(), and code to
* handle cloning (DG);
* 24-Jun-2009 : Added support for annotation events - see patch 2809117
* by PK (DG);
* 06-Jul-2009 : Fix for cloning of renderers - see bug 2817504 (DG)
* 10-Jul-2009 : Added optional drop shadow generator (DG);
* 18-Oct-2011 : Fix tooltip offset with shadow renderer (DG);
* 12-Sep-2013 : Check for KEY_SUPPRESS_SHADOW_GENERATION rendering hint (DG);
* 10-Mar-2014 : Updated Javadocs for issue #1123 (DG);
* 29-Jul-2014 : Add hints to normalise stroke for crosshairs (DG);
*
*/
package org.jfree.chart.plot;
import java.awt.AlphaComposite;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Composite;
import java.awt.Graphics2D;
import java.awt.Paint;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.Stroke;
import java.awt.geom.Line2D;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.ResourceBundle;
import java.util.Set;
import java.util.TreeMap;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.LegendItem;
import org.jfree.chart.LegendItemCollection;
import org.jfree.chart.annotations.Annotation;
import org.jfree.chart.annotations.XYAnnotation;
import org.jfree.chart.annotations.XYAnnotationBoundsInfo;
import org.jfree.chart.axis.Axis;
import org.jfree.chart.axis.AxisCollection;
import org.jfree.chart.axis.AxisLocation;
import org.jfree.chart.axis.AxisSpace;
import org.jfree.chart.axis.AxisState;
import org.jfree.chart.axis.TickType;
import org.jfree.chart.axis.ValueAxis;
import org.jfree.chart.axis.ValueTick;
import org.jfree.chart.event.AnnotationChangeEvent;
import org.jfree.chart.event.ChartChangeEventType;
import org.jfree.chart.event.PlotChangeEvent;
import org.jfree.chart.event.RendererChangeEvent;
import org.jfree.chart.event.RendererChangeListener;
import org.jfree.chart.renderer.RendererUtilities;
import org.jfree.chart.renderer.xy.AbstractXYItemRenderer;
import org.jfree.chart.renderer.xy.XYItemRenderer;
import org.jfree.chart.renderer.xy.XYItemRendererState;
import org.jfree.chart.util.CloneUtils;
import org.jfree.chart.util.ParamChecks;
import org.jfree.chart.util.ResourceBundleWrapper;
import org.jfree.chart.util.ShadowGenerator;
import org.jfree.data.Range;
import org.jfree.data.general.DatasetChangeEvent;
import org.jfree.data.general.DatasetUtilities;
import org.jfree.data.xy.XYDataset;
import org.jfree.io.SerialUtilities;
import org.jfree.ui.Layer;
import org.jfree.ui.RectangleEdge;
import org.jfree.ui.RectangleInsets;
import org.jfree.util.ObjectUtilities;
import org.jfree.util.PaintUtilities;
import org.jfree.util.PublicCloneable;
/**
* A general class for plotting data in the form of (x, y) pairs. This plot can
* use data from any class that implements the {@link XYDataset} interface.
*
* XYPlot makes use of an {@link XYItemRenderer} to draw each point
* on the plot. By using different renderers, various chart types can be
* produced.
*
* The {@link org.jfree.chart.ChartFactory} class contains static methods for
* creating pre-configured charts.
*/
public class XYPlot extends Plot implements ValueAxisPlot, Pannable, Zoomable,
RendererChangeListener, Cloneable, PublicCloneable, Serializable {
/** For serialization. */
private static final long serialVersionUID = 7044148245716569264L;
/** The default grid line stroke. */
public static final Stroke DEFAULT_GRIDLINE_STROKE = new BasicStroke(0.5f,
BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL, 0.0f,
new float[] {2.0f, 2.0f}, 0.0f);
/** The default grid line paint. */
public static final Paint DEFAULT_GRIDLINE_PAINT = Color.lightGray;
/** The default crosshair visibility. */
public static final boolean DEFAULT_CROSSHAIR_VISIBLE = false;
/** The default crosshair stroke. */
public static final Stroke DEFAULT_CROSSHAIR_STROKE
= DEFAULT_GRIDLINE_STROKE;
/** The default crosshair paint. */
public static final Paint DEFAULT_CROSSHAIR_PAINT = Color.blue;
/** The resourceBundle for the localization. */
protected static ResourceBundle localizationResources
= ResourceBundleWrapper.getBundle(
"org.jfree.chart.plot.LocalizationBundle");
/** The plot orientation. */
private PlotOrientation orientation;
/** The offset between the data area and the axes. */
private RectangleInsets axisOffset;
/** The domain axis / axes (used for the x-values). */
private Map domainAxes;
/** The domain axis locations. */
private Map domainAxisLocations;
/** The range axis (used for the y-values). */
private Map rangeAxes;
/** The range axis location. */
private Map rangeAxisLocations;
/** Storage for the datasets. */
private Map datasets;
/** Storage for the renderers. */
private Map renderers;
/**
* Storage for the mapping between datasets/renderers and domain axes. The
* keys in the map are Integer objects, corresponding to the dataset
* index. The values in the map are List objects containing Integer
* objects (corresponding to the axis indices). If the map contains no
* entry for a dataset, it is assumed to map to the primary domain axis
* (index = 0).
*/
private Map> datasetToDomainAxesMap;
/**
* Storage for the mapping between datasets/renderers and range axes. The
* keys in the map are Integer objects, corresponding to the dataset
* index. The values in the map are List objects containing Integer
* objects (corresponding to the axis indices). If the map contains no
* entry for a dataset, it is assumed to map to the primary domain axis
* (index = 0).
*/
private Map> datasetToRangeAxesMap;
/** The origin point for the quadrants (if drawn). */
private transient Point2D quadrantOrigin = new Point2D.Double(0.0, 0.0);
/** The paint used for each quadrant. */
private transient Paint[] quadrantPaint
= new Paint[] {null, null, null, null};
/** A flag that controls whether the domain grid-lines are visible. */
private boolean domainGridlinesVisible;
/** The stroke used to draw the domain grid-lines. */
private transient Stroke domainGridlineStroke;
/** The paint used to draw the domain grid-lines. */
private transient Paint domainGridlinePaint;
/** A flag that controls whether the range grid-lines are visible. */
private boolean rangeGridlinesVisible;
/** The stroke used to draw the range grid-lines. */
private transient Stroke rangeGridlineStroke;
/** The paint used to draw the range grid-lines. */
private transient Paint rangeGridlinePaint;
/**
* A flag that controls whether the domain minor grid-lines are visible.
*
* @since 1.0.12
*/
private boolean domainMinorGridlinesVisible;
/**
* The stroke used to draw the domain minor grid-lines.
*
* @since 1.0.12
*/
private transient Stroke domainMinorGridlineStroke;
/**
* The paint used to draw the domain minor grid-lines.
*
* @since 1.0.12
*/
private transient Paint domainMinorGridlinePaint;
/**
* A flag that controls whether the range minor grid-lines are visible.
*
* @since 1.0.12
*/
private boolean rangeMinorGridlinesVisible;
/**
* The stroke used to draw the range minor grid-lines.
*
* @since 1.0.12
*/
private transient Stroke rangeMinorGridlineStroke;
/**
* The paint used to draw the range minor grid-lines.
*
* @since 1.0.12
*/
private transient Paint rangeMinorGridlinePaint;
/**
* A flag that controls whether or not the zero baseline against the domain
* axis is visible.
*
* @since 1.0.5
*/
private boolean domainZeroBaselineVisible;
/**
* The stroke used for the zero baseline against the domain axis.
*
* @since 1.0.5
*/
private transient Stroke domainZeroBaselineStroke;
/**
* The paint used for the zero baseline against the domain axis.
*
* @since 1.0.5
*/
private transient Paint domainZeroBaselinePaint;
/**
* A flag that controls whether or not the zero baseline against the range
* axis is visible.
*/
private boolean rangeZeroBaselineVisible;
/** The stroke used for the zero baseline against the range axis. */
private transient Stroke rangeZeroBaselineStroke;
/** The paint used for the zero baseline against the range axis. */
private transient Paint rangeZeroBaselinePaint;
/** A flag that controls whether or not a domain crosshair is drawn..*/
private boolean domainCrosshairVisible;
/** The domain crosshair value. */
private double domainCrosshairValue;
/** The pen/brush used to draw the crosshair (if any). */
private transient Stroke domainCrosshairStroke;
/** The color used to draw the crosshair (if any). */
private transient Paint domainCrosshairPaint;
/**
* A flag that controls whether or not the crosshair locks onto actual
* data points.
*/
private boolean domainCrosshairLockedOnData = true;
/** A flag that controls whether or not a range crosshair is drawn..*/
private boolean rangeCrosshairVisible;
/** The range crosshair value. */
private double rangeCrosshairValue;
/** The pen/brush used to draw the crosshair (if any). */
private transient Stroke rangeCrosshairStroke;
/** The color used to draw the crosshair (if any). */
private transient Paint rangeCrosshairPaint;
/**
* A flag that controls whether or not the crosshair locks onto actual
* data points.
*/
private boolean rangeCrosshairLockedOnData = true;
/** A map of lists of foreground markers (optional) for the domain axes. */
private Map foregroundDomainMarkers;
/** A map of lists of background markers (optional) for the domain axes. */
private Map backgroundDomainMarkers;
/** A map of lists of foreground markers (optional) for the range axes. */
private Map foregroundRangeMarkers;
/** A map of lists of background markers (optional) for the range axes. */
private Map backgroundRangeMarkers;
/**
* A (possibly empty) list of annotations for the plot. The list should
* be initialised in the constructor and never allowed to be
* null.
*/
private List annotations;
/** The paint used for the domain tick bands (if any). */
private transient Paint domainTickBandPaint;
/** The paint used for the range tick bands (if any). */
private transient Paint rangeTickBandPaint;
/** The fixed domain axis space. */
private AxisSpace fixedDomainAxisSpace;
/** The fixed range axis space. */
private AxisSpace fixedRangeAxisSpace;
/**
* The order of the dataset rendering (REVERSE draws the primary dataset
* last so that it appears to be on top).
*/
private DatasetRenderingOrder datasetRenderingOrder
= DatasetRenderingOrder.REVERSE;
/**
* The order of the series rendering (REVERSE draws the primary series
* last so that it appears to be on top).
*/
private SeriesRenderingOrder seriesRenderingOrder
= SeriesRenderingOrder.REVERSE;
/**
* The weight for this plot (only relevant if this is a subplot in a
* combined plot).
*/
private int weight;
/**
* An optional collection of legend items that can be returned by the
* getLegendItems() method.
*/
private LegendItemCollection fixedLegendItems;
/**
* A flag that controls whether or not panning is enabled for the domain
* axis/axes.
*
* @since 1.0.13
*/
private boolean domainPannable;
/**
* A flag that controls whether or not panning is enabled for the range
* axis/axes.
*
* @since 1.0.13
*/
private boolean rangePannable;
/**
* The shadow generator (null permitted).
*
* @since 1.0.14
*/
private ShadowGenerator shadowGenerator;
/**
* Creates a new XYPlot instance with no dataset, no axes and
* no renderer. You should specify these items before using the plot.
*/
public XYPlot() {
this(null, null, null, null);
}
/**
* Creates a new plot with the specified dataset, axes and renderer. Any
* of the arguments can be null, but in that case you should
* take care to specify the value before using the plot (otherwise a
* NullPointerException may be thrown).
*
* @param dataset the dataset (null permitted).
* @param domainAxis the domain axis (null permitted).
* @param rangeAxis the range axis (null permitted).
* @param renderer the renderer (null permitted).
*/
public XYPlot(XYDataset dataset, ValueAxis domainAxis, ValueAxis rangeAxis,
XYItemRenderer renderer) {
super();
this.orientation = PlotOrientation.VERTICAL;
this.weight = 1; // only relevant when this is a subplot
this.axisOffset = RectangleInsets.ZERO_INSETS;
// allocate storage for datasets, axes and renderers (all optional)
this.domainAxes = new HashMap();
this.domainAxisLocations = new HashMap();
this.foregroundDomainMarkers = new HashMap();
this.backgroundDomainMarkers = new HashMap();
this.rangeAxes = new HashMap();
this.rangeAxisLocations = new HashMap();
this.foregroundRangeMarkers = new HashMap();
this.backgroundRangeMarkers = new HashMap();
this.datasets = new HashMap();
this.renderers = new HashMap();
this.datasetToDomainAxesMap = new TreeMap();
this.datasetToRangeAxesMap = new TreeMap();
this.annotations = new java.util.ArrayList();
this.datasets.put(0, dataset);
if (dataset != null) {
dataset.addChangeListener(this);
}
this.renderers.put(0, renderer);
if (renderer != null) {
renderer.setPlot(this);
renderer.addChangeListener(this);
}
this.domainAxes.put(0, domainAxis);
mapDatasetToDomainAxis(0, 0);
if (domainAxis != null) {
domainAxis.setPlot(this);
domainAxis.addChangeListener(this);
}
this.domainAxisLocations.put(0, AxisLocation.BOTTOM_OR_LEFT);
this.rangeAxes.put(0, rangeAxis);
mapDatasetToRangeAxis(0, 0);
if (rangeAxis != null) {
rangeAxis.setPlot(this);
rangeAxis.addChangeListener(this);
}
this.rangeAxisLocations.put(0, AxisLocation.BOTTOM_OR_LEFT);
configureDomainAxes();
configureRangeAxes();
this.domainGridlinesVisible = true;
this.domainGridlineStroke = DEFAULT_GRIDLINE_STROKE;
this.domainGridlinePaint = DEFAULT_GRIDLINE_PAINT;
this.domainMinorGridlinesVisible = false;
this.domainMinorGridlineStroke = DEFAULT_GRIDLINE_STROKE;
this.domainMinorGridlinePaint = Color.white;
this.domainZeroBaselineVisible = false;
this.domainZeroBaselinePaint = Color.black;
this.domainZeroBaselineStroke = new BasicStroke(0.5f);
this.rangeGridlinesVisible = true;
this.rangeGridlineStroke = DEFAULT_GRIDLINE_STROKE;
this.rangeGridlinePaint = DEFAULT_GRIDLINE_PAINT;
this.rangeMinorGridlinesVisible = false;
this.rangeMinorGridlineStroke = DEFAULT_GRIDLINE_STROKE;
this.rangeMinorGridlinePaint = Color.white;
this.rangeZeroBaselineVisible = false;
this.rangeZeroBaselinePaint = Color.black;
this.rangeZeroBaselineStroke = new BasicStroke(0.5f);
this.domainCrosshairVisible = false;
this.domainCrosshairValue = 0.0;
this.domainCrosshairStroke = DEFAULT_CROSSHAIR_STROKE;
this.domainCrosshairPaint = DEFAULT_CROSSHAIR_PAINT;
this.rangeCrosshairVisible = false;
this.rangeCrosshairValue = 0.0;
this.rangeCrosshairStroke = DEFAULT_CROSSHAIR_STROKE;
this.rangeCrosshairPaint = DEFAULT_CROSSHAIR_PAINT;
this.shadowGenerator = null;
}
/**
* Returns the plot type as a string.
*
* @return A short string describing the type of plot.
*/
@Override
public String getPlotType() {
return localizationResources.getString("XY_Plot");
}
/**
* Returns the orientation of the plot.
*
* @return The orientation (never null).
*
* @see #setOrientation(PlotOrientation)
*/
@Override
public PlotOrientation getOrientation() {
return this.orientation;
}
/**
* Sets the orientation for the plot and sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* @param orientation the orientation (null not allowed).
*
* @see #getOrientation()
*/
public void setOrientation(PlotOrientation orientation) {
ParamChecks.nullNotPermitted(orientation, "orientation");
if (orientation != this.orientation) {
this.orientation = orientation;
fireChangeEvent();
}
}
/**
* Returns the axis offset.
*
* @return The axis offset (never null).
*
* @see #setAxisOffset(RectangleInsets)
*/
public RectangleInsets getAxisOffset() {
return this.axisOffset;
}
/**
* Sets the axis offsets (gap between the data area and the axes) and sends
* a {@link PlotChangeEvent} to all registered listeners.
*
* @param offset the offset (null not permitted).
*
* @see #getAxisOffset()
*/
public void setAxisOffset(RectangleInsets offset) {
ParamChecks.nullNotPermitted(offset, "offset");
this.axisOffset = offset;
fireChangeEvent();
}
/**
* Returns the domain axis with index 0. If the domain axis for this plot
* is null, then the method will return the parent plot's
* domain axis (if there is a parent plot).
*
* @return The domain axis (possibly null).
*
* @see #getDomainAxis(int)
* @see #setDomainAxis(ValueAxis)
*/
public ValueAxis getDomainAxis() {
return getDomainAxis(0);
}
/**
* Returns the domain axis with the specified index, or {@code null} if
* there is no axis with that index.
*
* @param index the axis index.
*
* @return The axis ({@code null} possible).
*
* @see #setDomainAxis(int, ValueAxis)
*/
public ValueAxis getDomainAxis(int index) {
ValueAxis result = this.domainAxes.get(index);
if (result == null) {
Plot parent = getParent();
if (parent instanceof XYPlot) {
XYPlot xy = (XYPlot) parent;
result = xy.getDomainAxis(index);
}
}
return result;
}
/**
* Sets the domain axis for the plot and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param axis the new axis (null permitted).
*
* @see #getDomainAxis()
* @see #setDomainAxis(int, ValueAxis)
*/
public void setDomainAxis(ValueAxis axis) {
setDomainAxis(0, axis);
}
/**
* Sets a domain axis and sends a {@link PlotChangeEvent} to all
* registered listeners.
*
* @param index the axis index.
* @param axis the axis (null permitted).
*
* @see #getDomainAxis(int)
* @see #setRangeAxis(int, ValueAxis)
*/
public void setDomainAxis(int index, ValueAxis axis) {
setDomainAxis(index, axis, true);
}
/**
* Sets a domain axis and, if requested, sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* @param index the axis index.
* @param axis the axis.
* @param notify notify listeners?
*
* @see #getDomainAxis(int)
*/
public void setDomainAxis(int index, ValueAxis axis, boolean notify) {
ValueAxis existing = getDomainAxis(index);
if (existing != null) {
existing.removeChangeListener(this);
}
if (axis != null) {
axis.setPlot(this);
}
this.domainAxes.put(index, axis);
if (axis != null) {
axis.configure();
axis.addChangeListener(this);
}
if (notify) {
fireChangeEvent();
}
}
/**
* Sets the domain axes for this plot and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param axes the axes (null not permitted).
*
* @see #setRangeAxes(ValueAxis[])
*/
public void setDomainAxes(ValueAxis[] axes) {
for (int i = 0; i < axes.length; i++) {
setDomainAxis(i, axes[i], false);
}
fireChangeEvent();
}
/**
* Returns the location of the primary domain axis.
*
* @return The location (never null).
*
* @see #setDomainAxisLocation(AxisLocation)
*/
public AxisLocation getDomainAxisLocation() {
return (AxisLocation) this.domainAxisLocations.get(0);
}
/**
* Sets the location of the primary domain axis and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param location the location (null not permitted).
*
* @see #getDomainAxisLocation()
*/
public void setDomainAxisLocation(AxisLocation location) {
// delegate...
setDomainAxisLocation(0, location, true);
}
/**
* Sets the location of the domain axis and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param location the location (null not permitted).
* @param notify notify listeners?
*
* @see #getDomainAxisLocation()
*/
public void setDomainAxisLocation(AxisLocation location, boolean notify) {
// delegate...
setDomainAxisLocation(0, location, notify);
}
/**
* Returns the edge for the primary domain axis (taking into account the
* plot's orientation).
*
* @return The edge.
*
* @see #getDomainAxisLocation()
* @see #getOrientation()
*/
public RectangleEdge getDomainAxisEdge() {
return Plot.resolveDomainAxisLocation(getDomainAxisLocation(),
this.orientation);
}
/**
* Returns the number of domain axes.
*
* @return The axis count.
*
* @see #getRangeAxisCount()
*/
public int getDomainAxisCount() {
return this.domainAxes.size();
}
/**
* Clears the domain axes from the plot and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @see #clearRangeAxes()
*/
public void clearDomainAxes() {
for (ValueAxis axis: this.domainAxes.values()) {
if (axis != null) {
axis.removeChangeListener(this);
}
}
this.domainAxes.clear();
fireChangeEvent();
}
/**
* Configures the domain axes.
*/
public void configureDomainAxes() {
for (ValueAxis axis: this.domainAxes.values()) {
if (axis != null) {
axis.configure();
}
}
}
/**
* Returns the location for a domain axis. If this hasn't been set
* explicitly, the method returns the location that is opposite to the
* primary domain axis location.
*
* @param index the axis index (must be >= 0).
*
* @return The location (never {@code null}).
*
* @see #setDomainAxisLocation(int, AxisLocation)
*/
public AxisLocation getDomainAxisLocation(int index) {
AxisLocation result = this.domainAxisLocations.get(index);
if (result == null) {
result = AxisLocation.getOpposite(getDomainAxisLocation());
}
return result;
}
/**
* Sets the location for a domain axis and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param index the axis index.
* @param location the location (null not permitted for index
* 0).
*
* @see #getDomainAxisLocation(int)
*/
public void setDomainAxisLocation(int index, AxisLocation location) {
// delegate...
setDomainAxisLocation(index, location, true);
}
/**
* Sets the axis location for a domain axis and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param index the axis index (must be >= 0).
* @param location the location (null not permitted for
* index 0).
* @param notify notify listeners?
*
* @since 1.0.5
*
* @see #getDomainAxisLocation(int)
* @see #setRangeAxisLocation(int, AxisLocation, boolean)
*/
public void setDomainAxisLocation(int index, AxisLocation location,
boolean notify) {
if (index == 0 && location == null) {
throw new IllegalArgumentException(
"Null 'location' for index 0 not permitted.");
}
this.domainAxisLocations.put(index, location);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the edge for a domain axis.
*
* @param index the axis index.
*
* @return The edge.
*
* @see #getRangeAxisEdge(int)
*/
public RectangleEdge getDomainAxisEdge(int index) {
AxisLocation location = getDomainAxisLocation(index);
return Plot.resolveDomainAxisLocation(location, this.orientation);
}
/**
* Returns the range axis for the plot. If the range axis for this plot is
* null, then the method will return the parent plot's range
* axis (if there is a parent plot).
*
* @return The range axis.
*
* @see #getRangeAxis(int)
* @see #setRangeAxis(ValueAxis)
*/
public ValueAxis getRangeAxis() {
return getRangeAxis(0);
}
/**
* Sets the range axis for the plot and sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* @param axis the axis (null permitted).
*
* @see #getRangeAxis()
* @see #setRangeAxis(int, ValueAxis)
*/
public void setRangeAxis(ValueAxis axis) {
if (axis != null) {
axis.setPlot(this);
}
// plot is likely registered as a listener with the existing axis...
ValueAxis existing = getRangeAxis();
if (existing != null) {
existing.removeChangeListener(this);
}
this.rangeAxes.put(0, axis);
if (axis != null) {
axis.configure();
axis.addChangeListener(this);
}
fireChangeEvent();
}
/**
* Returns the location of the primary range axis.
*
* @return The location (never null).
*
* @see #setRangeAxisLocation(AxisLocation)
*/
public AxisLocation getRangeAxisLocation() {
return (AxisLocation) this.rangeAxisLocations.get(0);
}
/**
* Sets the location of the primary range axis and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param location the location (null not permitted).
*
* @see #getRangeAxisLocation()
*/
public void setRangeAxisLocation(AxisLocation location) {
// delegate...
setRangeAxisLocation(0, location, true);
}
/**
* Sets the location of the primary range axis and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param location the location (null not permitted).
* @param notify notify listeners?
*
* @see #getRangeAxisLocation()
*/
public void setRangeAxisLocation(AxisLocation location, boolean notify) {
// delegate...
setRangeAxisLocation(0, location, notify);
}
/**
* Returns the edge for the primary range axis.
*
* @return The range axis edge.
*
* @see #getRangeAxisLocation()
* @see #getOrientation()
*/
public RectangleEdge getRangeAxisEdge() {
return Plot.resolveRangeAxisLocation(getRangeAxisLocation(),
this.orientation);
}
/**
* Returns the range axis with the specified index, or {@code null} if
* there is no axis with that index.
*
* @param index the axis index (must be >= 0).
*
* @return The axis ({@code null} possible).
*
* @see #setRangeAxis(int, ValueAxis)
*/
public ValueAxis getRangeAxis(int index) {
ValueAxis result = this.rangeAxes.get(index);
if (result == null) {
Plot parent = getParent();
if (parent instanceof XYPlot) {
XYPlot xy = (XYPlot) parent;
result = xy.getRangeAxis(index);
}
}
return result;
}
/**
* Sets a range axis and sends a {@link PlotChangeEvent} to all registered
* listeners.
*
* @param index the axis index.
* @param axis the axis (null permitted).
*
* @see #getRangeAxis(int)
*/
public void setRangeAxis(int index, ValueAxis axis) {
setRangeAxis(index, axis, true);
}
/**
* Sets a range axis and, if requested, sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* @param index the axis index.
* @param axis the axis (null permitted).
* @param notify notify listeners?
*
* @see #getRangeAxis(int)
*/
public void setRangeAxis(int index, ValueAxis axis, boolean notify) {
ValueAxis existing = getRangeAxis(index);
if (existing != null) {
existing.removeChangeListener(this);
}
if (axis != null) {
axis.setPlot(this);
}
this.rangeAxes.put(index, axis);
if (axis != null) {
axis.configure();
axis.addChangeListener(this);
}
if (notify) {
fireChangeEvent();
}
}
/**
* Sets the range axes for this plot and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param axes the axes (null not permitted).
*
* @see #setDomainAxes(ValueAxis[])
*/
public void setRangeAxes(ValueAxis[] axes) {
for (int i = 0; i < axes.length; i++) {
setRangeAxis(i, axes[i], false);
}
fireChangeEvent();
}
/**
* Returns the number of range axes.
*
* @return The axis count.
*
* @see #getDomainAxisCount()
*/
public int getRangeAxisCount() {
return this.rangeAxes.size();
}
/**
* Clears the range axes from the plot and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @see #clearDomainAxes()
*/
public void clearRangeAxes() {
for (ValueAxis axis: this.rangeAxes.values()) {
if (axis != null) {
axis.removeChangeListener(this);
}
}
this.rangeAxes.clear();
fireChangeEvent();
}
/**
* Configures the range axes.
*
* @see #configureDomainAxes()
*/
public void configureRangeAxes() {
for (ValueAxis axis: this.rangeAxes.values()) {
if (axis != null) {
axis.configure();
}
}
}
/**
* Returns the location for a range axis. If this hasn't been set
* explicitly, the method returns the location that is opposite to the
* primary range axis location.
*
* @param index the axis index (must be >= 0).
*
* @return The location (never {@code null}).
*
* @see #setRangeAxisLocation(int, AxisLocation)
*/
public AxisLocation getRangeAxisLocation(int index) {
AxisLocation result = this.rangeAxisLocations.get(index);
if (result == null) {
result = AxisLocation.getOpposite(getRangeAxisLocation());
}
return result;
}
/**
* Sets the location for a range axis and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param index the axis index.
* @param location the location (null permitted).
*
* @see #getRangeAxisLocation(int)
*/
public void setRangeAxisLocation(int index, AxisLocation location) {
// delegate...
setRangeAxisLocation(index, location, true);
}
/**
* Sets the axis location for a domain axis and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param index the axis index.
* @param location the location (null not permitted for
* index 0).
* @param notify notify listeners?
*
* @since 1.0.5
*
* @see #getRangeAxisLocation(int)
* @see #setDomainAxisLocation(int, AxisLocation, boolean)
*/
public void setRangeAxisLocation(int index, AxisLocation location,
boolean notify) {
if (index == 0 && location == null) {
throw new IllegalArgumentException(
"Null 'location' for index 0 not permitted.");
}
this.rangeAxisLocations.put(index, location);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the edge for a range axis.
*
* @param index the axis index.
*
* @return The edge.
*
* @see #getRangeAxisLocation(int)
* @see #getOrientation()
*/
public RectangleEdge getRangeAxisEdge(int index) {
AxisLocation location = getRangeAxisLocation(index);
return Plot.resolveRangeAxisLocation(location, this.orientation);
}
/**
* Returns the primary dataset for the plot.
*
* @return The primary dataset (possibly null).
*
* @see #getDataset(int)
* @see #setDataset(XYDataset)
*/
public XYDataset getDataset() {
return getDataset(0);
}
/**
* Returns the dataset with the specified index, or {@code null} if there
* is no dataset with that index.
*
* @param index the dataset index (must be >= 0).
*
* @return The dataset (possibly {@code null}).
*
* @see #setDataset(int, XYDataset)
*/
public XYDataset getDataset(int index) {
return (XYDataset) this.datasets.get(index);
}
/**
* Sets the primary dataset for the plot, replacing the existing dataset if
* there is one.
*
* @param dataset the dataset ({@code null} permitted).
*
* @see #getDataset()
* @see #setDataset(int, XYDataset)
*/
public void setDataset(XYDataset dataset) {
setDataset(0, dataset);
}
/**
* Sets a dataset for the plot and sends a change event to all registered
* listeners.
*
* @param index the dataset index (must be >= 0).
* @param dataset the dataset (null permitted).
*
* @see #getDataset(int)
*/
public void setDataset(int index, XYDataset dataset) {
XYDataset existing = getDataset(index);
if (existing != null) {
existing.removeChangeListener(this);
}
this.datasets.put(index, dataset);
if (dataset != null) {
dataset.addChangeListener(this);
}
// send a dataset change event to self...
DatasetChangeEvent event = new DatasetChangeEvent(this, dataset);
datasetChanged(event);
}
/**
* Returns the number of datasets.
*
* @return The number of datasets.
*/
public int getDatasetCount() {
return this.datasets.size();
}
/**
* Returns the index of the specified dataset, or {@code -1} if the
* dataset does not belong to the plot.
*
* @param dataset the dataset ({@code null} not permitted).
*
* @return The index or -1.
*/
public int indexOf(XYDataset dataset) {
for (Map.Entry entry: this.datasets.entrySet()) {
if (dataset == entry.getValue()) {
return entry.getKey();
}
}
return -1;
}
/**
* Maps a dataset to a particular domain axis. All data will be plotted
* against axis zero by default, no mapping is required for this case.
*
* @param index the dataset index (zero-based).
* @param axisIndex the axis index.
*
* @see #mapDatasetToRangeAxis(int, int)
*/
public void mapDatasetToDomainAxis(int index, int axisIndex) {
List axisIndices = new java.util.ArrayList(1);
axisIndices.add(new Integer(axisIndex));
mapDatasetToDomainAxes(index, axisIndices);
}
/**
* Maps the specified dataset to the axes in the list. Note that the
* conversion of data values into Java2D space is always performed using
* the first axis in the list.
*
* @param index the dataset index (zero-based).
* @param axisIndices the axis indices (null permitted).
*
* @since 1.0.12
*/
public void mapDatasetToDomainAxes(int index, List axisIndices) {
ParamChecks.requireNonNegative(index, "index");
checkAxisIndices(axisIndices);
Integer key = new Integer(index);
this.datasetToDomainAxesMap.put(key, new ArrayList(axisIndices));
// fake a dataset change event to update axes...
datasetChanged(new DatasetChangeEvent(this, getDataset(index)));
}
/**
* Maps a dataset to a particular range axis. All data will be plotted
* against axis zero by default, no mapping is required for this case.
*
* @param index the dataset index (zero-based).
* @param axisIndex the axis index.
*
* @see #mapDatasetToDomainAxis(int, int)
*/
public void mapDatasetToRangeAxis(int index, int axisIndex) {
List axisIndices = new java.util.ArrayList(1);
axisIndices.add(new Integer(axisIndex));
mapDatasetToRangeAxes(index, axisIndices);
}
/**
* Maps the specified dataset to the axes in the list. Note that the
* conversion of data values into Java2D space is always performed using
* the first axis in the list.
*
* @param index the dataset index (zero-based).
* @param axisIndices the axis indices (null permitted).
*
* @since 1.0.12
*/
public void mapDatasetToRangeAxes(int index, List axisIndices) {
ParamChecks.requireNonNegative(index, "index");
checkAxisIndices(axisIndices);
Integer key = new Integer(index);
this.datasetToRangeAxesMap.put(key, new ArrayList(axisIndices));
// fake a dataset change event to update axes...
datasetChanged(new DatasetChangeEvent(this, getDataset(index)));
}
/**
* This method is used to perform argument checking on the list of
* axis indices passed to mapDatasetToDomainAxes() and
* mapDatasetToRangeAxes().
*
* @param indices the list of indices (null permitted).
*/
private void checkAxisIndices(List indices) {
// axisIndices can be:
// 1. null;
// 2. non-empty, containing only Integer objects that are unique.
if (indices == null) {
return; // OK
}
int count = indices.size();
if (count == 0) {
throw new IllegalArgumentException("Empty list not permitted.");
}
Set set = new HashSet();
for (Integer item : indices) {
if (set.contains(item)) {
throw new IllegalArgumentException("Indices must be unique.");
}
set.add(item);
}
}
/**
* Returns the number of renderer slots for this plot.
*
* @return The number of renderer slots.
*
* @since 1.0.11
*/
public int getRendererCount() {
return this.renderers.size();
}
/**
* Returns the renderer for the primary dataset.
*
* @return The item renderer (possibly null).
*
* @see #setRenderer(XYItemRenderer)
*/
public XYItemRenderer getRenderer() {
return getRenderer(0);
}
/**
* Returns the renderer with the specified index, or {@code null}.
*
* @param index the renderer index (must be >= 0).
*
* @return The renderer (possibly {@code null}).
*
* @see #setRenderer(int, XYItemRenderer)
*/
public XYItemRenderer getRenderer(int index) {
return (XYItemRenderer) this.renderers.get(index);
}
/**
* Sets the renderer for the primary dataset and sends a change event to
* all registered listeners. If the renderer is set to null,
* no data will be displayed.
*
* @param renderer the renderer ({@code null} permitted).
*
* @see #getRenderer()
*/
public void setRenderer(XYItemRenderer renderer) {
setRenderer(0, renderer);
}
/**
* Sets the renderer for the dataset with the specified index and sends a
* change event to all registered listeners. Note that each dataset should
* have its own renderer, you should not use one renderer for multiple
* datasets.
*
* @param index the index (must be >= 0).
* @param renderer the renderer.
*
* @see #getRenderer(int)
*/
public void setRenderer(int index, XYItemRenderer renderer) {
setRenderer(index, renderer, true);
}
/**
* Sets the renderer for the dataset with the specified index and, if
* requested, sends a change event to all registered listeners. Note that
* each dataset should have its own renderer, you should not use one
* renderer for multiple datasets.
*
* @param index the index (must be >= 0).
* @param renderer the renderer.
* @param notify notify listeners?
*
* @see #getRenderer(int)
*/
public void setRenderer(int index, XYItemRenderer renderer,
boolean notify) {
XYItemRenderer existing = getRenderer(index);
if (existing != null) {
existing.removeChangeListener(this);
}
this.renderers.put(index, renderer);
if (renderer != null) {
renderer.setPlot(this);
renderer.addChangeListener(this);
}
configureDomainAxes();
configureRangeAxes();
if (notify) {
fireChangeEvent();
}
}
/**
* Sets the renderers for this plot and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param renderers the renderers (null not permitted).
*/
public void setRenderers(XYItemRenderer[] renderers) {
for (int i = 0; i < renderers.length; i++) {
setRenderer(i, renderers[i], false);
}
fireChangeEvent();
}
/**
* Returns the dataset rendering order.
*
* @return The order (never null).
*
* @see #setDatasetRenderingOrder(DatasetRenderingOrder)
*/
public DatasetRenderingOrder getDatasetRenderingOrder() {
return this.datasetRenderingOrder;
}
/**
* Sets the rendering order and sends a {@link PlotChangeEvent} to all
* registered listeners. By default, the plot renders the primary dataset
* last (so that the primary dataset overlays the secondary datasets).
* You can reverse this if you want to.
*
* @param order the rendering order (null not permitted).
*
* @see #getDatasetRenderingOrder()
*/
public void setDatasetRenderingOrder(DatasetRenderingOrder order) {
ParamChecks.nullNotPermitted(order, "order");
this.datasetRenderingOrder = order;
fireChangeEvent();
}
/**
* Returns the series rendering order.
*
* @return the order (never null).
*
* @see #setSeriesRenderingOrder(SeriesRenderingOrder)
*/
public SeriesRenderingOrder getSeriesRenderingOrder() {
return this.seriesRenderingOrder;
}
/**
* Sets the series order and sends a {@link PlotChangeEvent} to all
* registered listeners. By default, the plot renders the primary series
* last (so that the primary series appears to be on top).
* You can reverse this if you want to.
*
* @param order the rendering order (null not permitted).
*
* @see #getSeriesRenderingOrder()
*/
public void setSeriesRenderingOrder(SeriesRenderingOrder order) {
ParamChecks.nullNotPermitted(order, "order");
this.seriesRenderingOrder = order;
fireChangeEvent();
}
/**
* Returns the index of the specified renderer, or -1 if the
* renderer is not assigned to this plot.
*
* @param renderer the renderer (null permitted).
*
* @return The renderer index.
*/
public int getIndexOf(XYItemRenderer renderer) {
for (Map.Entry entry
: this.renderers.entrySet()) {
if (entry.getValue() == renderer) {
return entry.getKey();
}
}
return -1;
}
/**
* Returns the renderer for the specified dataset (this is either the
* renderer with the same index as the dataset or, if there isn't a
* renderer with the same index, the default renderer). If the dataset
* does not belong to the plot, this method will return {@code null}.
*
* @param dataset the dataset ({@code null} permitted).
*
* @return The renderer (possibly {@code null}).
*/
public XYItemRenderer getRendererForDataset(XYDataset dataset) {
int datasetIndex = indexOf(dataset);
if (datasetIndex < 0) {
return null;
}
XYItemRenderer result = this.renderers.get(datasetIndex);
if (result == null) {
result = getRenderer();
}
return result;
}
/**
* Returns the weight for this plot when it is used as a subplot within a
* combined plot.
*
* @return The weight.
*
* @see #setWeight(int)
*/
public int getWeight() {
return this.weight;
}
/**
* Sets the weight for the plot and sends a {@link PlotChangeEvent} to all
* registered listeners.
*
* @param weight the weight.
*
* @see #getWeight()
*/
public void setWeight(int weight) {
this.weight = weight;
fireChangeEvent();
}
/**
* Returns true if the domain gridlines are visible, and
* false otherwise.
*
* @return true or false.
*
* @see #setDomainGridlinesVisible(boolean)
*/
public boolean isDomainGridlinesVisible() {
return this.domainGridlinesVisible;
}
/**
* Sets the flag that controls whether or not the domain grid-lines are
* visible.
*
* If the flag value is changed, a {@link PlotChangeEvent} is sent to all
* registered listeners.
*
* @param visible the new value of the flag.
*
* @see #isDomainGridlinesVisible()
*/
public void setDomainGridlinesVisible(boolean visible) {
if (this.domainGridlinesVisible != visible) {
this.domainGridlinesVisible = visible;
fireChangeEvent();
}
}
/**
* Returns true if the domain minor gridlines are visible, and
* false otherwise.
*
* @return true or false.
*
* @see #setDomainMinorGridlinesVisible(boolean)
*
* @since 1.0.12
*/
public boolean isDomainMinorGridlinesVisible() {
return this.domainMinorGridlinesVisible;
}
/**
* Sets the flag that controls whether or not the domain minor grid-lines
* are visible.
*
* If the flag value is changed, a {@link PlotChangeEvent} is sent to all
* registered listeners.
*
* @param visible the new value of the flag.
*
* @see #isDomainMinorGridlinesVisible()
*
* @since 1.0.12
*/
public void setDomainMinorGridlinesVisible(boolean visible) {
if (this.domainMinorGridlinesVisible != visible) {
this.domainMinorGridlinesVisible = visible;
fireChangeEvent();
}
}
/**
* Returns the stroke for the grid-lines (if any) plotted against the
* domain axis.
*
* @return The stroke (never null).
*
* @see #setDomainGridlineStroke(Stroke)
*/
public Stroke getDomainGridlineStroke() {
return this.domainGridlineStroke;
}
/**
* Sets the stroke for the grid lines plotted against the domain axis, and
* sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param stroke the stroke (null not permitted).
*
* @throws IllegalArgumentException if stroke is
* null.
*
* @see #getDomainGridlineStroke()
*/
public void setDomainGridlineStroke(Stroke stroke) {
ParamChecks.nullNotPermitted(stroke, "stroke");
this.domainGridlineStroke = stroke;
fireChangeEvent();
}
/**
* Returns the stroke for the minor grid-lines (if any) plotted against the
* domain axis.
*
* @return The stroke (never null).
*
* @see #setDomainMinorGridlineStroke(Stroke)
*
* @since 1.0.12
*/
public Stroke getDomainMinorGridlineStroke() {
return this.domainMinorGridlineStroke;
}
/**
* Sets the stroke for the minor grid lines plotted against the domain
* axis, and sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param stroke the stroke (null not permitted).
*
* @throws IllegalArgumentException if stroke is
* null.
*
* @see #getDomainMinorGridlineStroke()
*
* @since 1.0.12
*/
public void setDomainMinorGridlineStroke(Stroke stroke) {
ParamChecks.nullNotPermitted(stroke, "stroke");
this.domainMinorGridlineStroke = stroke;
fireChangeEvent();
}
/**
* Returns the paint for the grid lines (if any) plotted against the domain
* axis.
*
* @return The paint (never null).
*
* @see #setDomainGridlinePaint(Paint)
*/
public Paint getDomainGridlinePaint() {
return this.domainGridlinePaint;
}
/**
* Sets the paint for the grid lines plotted against the domain axis, and
* sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param paint the paint (null not permitted).
*
* @throws IllegalArgumentException if paint is
* null.
*
* @see #getDomainGridlinePaint()
*/
public void setDomainGridlinePaint(Paint paint) {
ParamChecks.nullNotPermitted(paint, "paint");
this.domainGridlinePaint = paint;
fireChangeEvent();
}
/**
* Returns the paint for the minor grid lines (if any) plotted against the
* domain axis.
*
* @return The paint (never null).
*
* @see #setDomainMinorGridlinePaint(Paint)
*
* @since 1.0.12
*/
public Paint getDomainMinorGridlinePaint() {
return this.domainMinorGridlinePaint;
}
/**
* Sets the paint for the minor grid lines plotted against the domain axis,
* and sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param paint the paint (null not permitted).
*
* @throws IllegalArgumentException if paint is
* null.
*
* @see #getDomainMinorGridlinePaint()
*
* @since 1.0.12
*/
public void setDomainMinorGridlinePaint(Paint paint) {
ParamChecks.nullNotPermitted(paint, "paint");
this.domainMinorGridlinePaint = paint;
fireChangeEvent();
}
/**
* Returns true if the range axis grid is visible, and
* false otherwise.
*
* @return A boolean.
*
* @see #setRangeGridlinesVisible(boolean)
*/
public boolean isRangeGridlinesVisible() {
return this.rangeGridlinesVisible;
}
/**
* Sets the flag that controls whether or not the range axis grid lines
* are visible.
*
* If the flag value is changed, a {@link PlotChangeEvent} is sent to all
* registered listeners.
*
* @param visible the new value of the flag.
*
* @see #isRangeGridlinesVisible()
*/
public void setRangeGridlinesVisible(boolean visible) {
if (this.rangeGridlinesVisible != visible) {
this.rangeGridlinesVisible = visible;
fireChangeEvent();
}
}
/**
* Returns the stroke for the grid lines (if any) plotted against the
* range axis.
*
* @return The stroke (never null).
*
* @see #setRangeGridlineStroke(Stroke)
*/
public Stroke getRangeGridlineStroke() {
return this.rangeGridlineStroke;
}
/**
* Sets the stroke for the grid lines plotted against the range axis,
* and sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param stroke the stroke (null not permitted).
*
* @see #getRangeGridlineStroke()
*/
public void setRangeGridlineStroke(Stroke stroke) {
ParamChecks.nullNotPermitted(stroke, "stroke");
this.rangeGridlineStroke = stroke;
fireChangeEvent();
}
/**
* Returns the paint for the grid lines (if any) plotted against the range
* axis.
*
* @return The paint (never null).
*
* @see #setRangeGridlinePaint(Paint)
*/
public Paint getRangeGridlinePaint() {
return this.rangeGridlinePaint;
}
/**
* Sets the paint for the grid lines plotted against the range axis and
* sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param paint the paint (null not permitted).
*
* @see #getRangeGridlinePaint()
*/
public void setRangeGridlinePaint(Paint paint) {
ParamChecks.nullNotPermitted(paint, "paint");
this.rangeGridlinePaint = paint;
fireChangeEvent();
}
/**
* Returns true if the range axis minor grid is visible, and
* false otherwise.
*
* @return A boolean.
*
* @see #setRangeMinorGridlinesVisible(boolean)
*
* @since 1.0.12
*/
public boolean isRangeMinorGridlinesVisible() {
return this.rangeMinorGridlinesVisible;
}
/**
* Sets the flag that controls whether or not the range axis minor grid
* lines are visible.
*
* If the flag value is changed, a {@link PlotChangeEvent} is sent to all
* registered listeners.
*
* @param visible the new value of the flag.
*
* @see #isRangeMinorGridlinesVisible()
*
* @since 1.0.12
*/
public void setRangeMinorGridlinesVisible(boolean visible) {
if (this.rangeMinorGridlinesVisible != visible) {
this.rangeMinorGridlinesVisible = visible;
fireChangeEvent();
}
}
/**
* Returns the stroke for the minor grid lines (if any) plotted against the
* range axis.
*
* @return The stroke (never null).
*
* @see #setRangeMinorGridlineStroke(Stroke)
*
* @since 1.0.12
*/
public Stroke getRangeMinorGridlineStroke() {
return this.rangeMinorGridlineStroke;
}
/**
* Sets the stroke for the minor grid lines plotted against the range axis,
* and sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param stroke the stroke (null not permitted).
*
* @see #getRangeMinorGridlineStroke()
*
* @since 1.0.12
*/
public void setRangeMinorGridlineStroke(Stroke stroke) {
ParamChecks.nullNotPermitted(stroke, "stroke");
this.rangeMinorGridlineStroke = stroke;
fireChangeEvent();
}
/**
* Returns the paint for the minor grid lines (if any) plotted against the
* range axis.
*
* @return The paint (never null).
*
* @see #setRangeMinorGridlinePaint(Paint)
*
* @since 1.0.12
*/
public Paint getRangeMinorGridlinePaint() {
return this.rangeMinorGridlinePaint;
}
/**
* Sets the paint for the minor grid lines plotted against the range axis
* and sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param paint the paint (null not permitted).
*
* @see #getRangeMinorGridlinePaint()
*
* @since 1.0.12
*/
public void setRangeMinorGridlinePaint(Paint paint) {
ParamChecks.nullNotPermitted(paint, "paint");
this.rangeMinorGridlinePaint = paint;
fireChangeEvent();
}
/**
* Returns a flag that controls whether or not a zero baseline is
* displayed for the domain axis.
*
* @return A boolean.
*
* @since 1.0.5
*
* @see #setDomainZeroBaselineVisible(boolean)
*/
public boolean isDomainZeroBaselineVisible() {
return this.domainZeroBaselineVisible;
}
/**
* Sets the flag that controls whether or not the zero baseline is
* displayed for the domain axis, and sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* @param visible the flag.
*
* @since 1.0.5
*
* @see #isDomainZeroBaselineVisible()
*/
public void setDomainZeroBaselineVisible(boolean visible) {
this.domainZeroBaselineVisible = visible;
fireChangeEvent();
}
/**
* Returns the stroke used for the zero baseline against the domain axis.
*
* @return The stroke (never null).
*
* @since 1.0.5
*
* @see #setDomainZeroBaselineStroke(Stroke)
*/
public Stroke getDomainZeroBaselineStroke() {
return this.domainZeroBaselineStroke;
}
/**
* Sets the stroke for the zero baseline for the domain axis,
* and sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param stroke the stroke (null not permitted).
*
* @since 1.0.5
*
* @see #getRangeZeroBaselineStroke()
*/
public void setDomainZeroBaselineStroke(Stroke stroke) {
ParamChecks.nullNotPermitted(stroke, "stroke");
this.domainZeroBaselineStroke = stroke;
fireChangeEvent();
}
/**
* Returns the paint for the zero baseline (if any) plotted against the
* domain axis.
*
* @since 1.0.5
*
* @return The paint (never null).
*
* @see #setDomainZeroBaselinePaint(Paint)
*/
public Paint getDomainZeroBaselinePaint() {
return this.domainZeroBaselinePaint;
}
/**
* Sets the paint for the zero baseline plotted against the domain axis and
* sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param paint the paint (null not permitted).
*
* @since 1.0.5
*
* @see #getDomainZeroBaselinePaint()
*/
public void setDomainZeroBaselinePaint(Paint paint) {
ParamChecks.nullNotPermitted(paint, "paint");
this.domainZeroBaselinePaint = paint;
fireChangeEvent();
}
/**
* Returns a flag that controls whether or not a zero baseline is
* displayed for the range axis.
*
* @return A boolean.
*
* @see #setRangeZeroBaselineVisible(boolean)
*/
public boolean isRangeZeroBaselineVisible() {
return this.rangeZeroBaselineVisible;
}
/**
* Sets the flag that controls whether or not the zero baseline is
* displayed for the range axis, and sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* @param visible the flag.
*
* @see #isRangeZeroBaselineVisible()
*/
public void setRangeZeroBaselineVisible(boolean visible) {
this.rangeZeroBaselineVisible = visible;
fireChangeEvent();
}
/**
* Returns the stroke used for the zero baseline against the range axis.
*
* @return The stroke (never null).
*
* @see #setRangeZeroBaselineStroke(Stroke)
*/
public Stroke getRangeZeroBaselineStroke() {
return this.rangeZeroBaselineStroke;
}
/**
* Sets the stroke for the zero baseline for the range axis,
* and sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param stroke the stroke (null not permitted).
*
* @see #getRangeZeroBaselineStroke()
*/
public void setRangeZeroBaselineStroke(Stroke stroke) {
ParamChecks.nullNotPermitted(stroke, "stroke");
this.rangeZeroBaselineStroke = stroke;
fireChangeEvent();
}
/**
* Returns the paint for the zero baseline (if any) plotted against the
* range axis.
*
* @return The paint (never null).
*
* @see #setRangeZeroBaselinePaint(Paint)
*/
public Paint getRangeZeroBaselinePaint() {
return this.rangeZeroBaselinePaint;
}
/**
* Sets the paint for the zero baseline plotted against the range axis and
* sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param paint the paint (null not permitted).
*
* @see #getRangeZeroBaselinePaint()
*/
public void setRangeZeroBaselinePaint(Paint paint) {
ParamChecks.nullNotPermitted(paint, "paint");
this.rangeZeroBaselinePaint = paint;
fireChangeEvent();
}
/**
* Returns the paint used for the domain tick bands. If this is
* null, no tick bands will be drawn.
*
* @return The paint (possibly null).
*
* @see #setDomainTickBandPaint(Paint)
*/
public Paint getDomainTickBandPaint() {
return this.domainTickBandPaint;
}
/**
* Sets the paint for the domain tick bands.
*
* @param paint the paint (null permitted).
*
* @see #getDomainTickBandPaint()
*/
public void setDomainTickBandPaint(Paint paint) {
this.domainTickBandPaint = paint;
fireChangeEvent();
}
/**
* Returns the paint used for the range tick bands. If this is
* null, no tick bands will be drawn.
*
* @return The paint (possibly null).
*
* @see #setRangeTickBandPaint(Paint)
*/
public Paint getRangeTickBandPaint() {
return this.rangeTickBandPaint;
}
/**
* Sets the paint for the range tick bands.
*
* @param paint the paint (null permitted).
*
* @see #getRangeTickBandPaint()
*/
public void setRangeTickBandPaint(Paint paint) {
this.rangeTickBandPaint = paint;
fireChangeEvent();
}
/**
* Returns the origin for the quadrants that can be displayed on the plot.
* This defaults to (0, 0).
*
* @return The origin point (never null).
*
* @see #setQuadrantOrigin(Point2D)
*/
public Point2D getQuadrantOrigin() {
return this.quadrantOrigin;
}
/**
* Sets the quadrant origin and sends a {@link PlotChangeEvent} to all
* registered listeners.
*
* @param origin the origin (null not permitted).
*
* @see #getQuadrantOrigin()
*/
public void setQuadrantOrigin(Point2D origin) {
ParamChecks.nullNotPermitted(origin, "origin");
this.quadrantOrigin = origin;
fireChangeEvent();
}
/**
* Returns the paint used for the specified quadrant.
*
* @param index the quadrant index (0-3).
*
* @return The paint (possibly null).
*
* @see #setQuadrantPaint(int, Paint)
*/
public Paint getQuadrantPaint(int index) {
if (index < 0 || index > 3) {
throw new IllegalArgumentException("The index value (" + index
+ ") should be in the range 0 to 3.");
}
return this.quadrantPaint[index];
}
/**
* Sets the paint used for the specified quadrant and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param index the quadrant index (0-3).
* @param paint the paint (null permitted).
*
* @see #getQuadrantPaint(int)
*/
public void setQuadrantPaint(int index, Paint paint) {
if (index < 0 || index > 3) {
throw new IllegalArgumentException("The index value (" + index
+ ") should be in the range 0 to 3.");
}
this.quadrantPaint[index] = paint;
fireChangeEvent();
}
/**
* Adds a marker for the domain axis and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* Typically a marker will be drawn by the renderer as a line perpendicular
* to the domain axis, however this is entirely up to the renderer.
*
* @param marker the marker (null not permitted).
*
* @see #addDomainMarker(Marker, Layer)
* @see #clearDomainMarkers()
*/
public void addDomainMarker(Marker marker) {
// defer argument checking...
addDomainMarker(marker, Layer.FOREGROUND);
}
/**
* Adds a marker for the domain axis in the specified layer and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* Typically a marker will be drawn by the renderer as a line perpendicular
* to the domain axis, however this is entirely up to the renderer.
*
* @param marker the marker (null not permitted).
* @param layer the layer (foreground or background).
*
* @see #addDomainMarker(int, Marker, Layer)
*/
public void addDomainMarker(Marker marker, Layer layer) {
addDomainMarker(0, marker, layer);
}
/**
* Clears all the (foreground and background) domain markers and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @see #addDomainMarker(int, Marker, Layer)
*/
public void clearDomainMarkers() {
if (this.backgroundDomainMarkers != null) {
Set keys = this.backgroundDomainMarkers.keySet();
for (Integer key : keys) {
clearDomainMarkers(key);
}
this.backgroundDomainMarkers.clear();
}
if (this.foregroundDomainMarkers != null) {
Set keys = this.foregroundDomainMarkers.keySet();
for (Integer key : keys) {
clearDomainMarkers(key);
}
this.foregroundDomainMarkers.clear();
}
fireChangeEvent();
}
/**
* Clears the (foreground and background) domain markers for a particular
* renderer and sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param index the renderer index.
*
* @see #clearRangeMarkers(int)
*/
public void clearDomainMarkers(int index) {
Integer key = new Integer(index);
if (this.backgroundDomainMarkers != null) {
Collection markers
= (Collection) this.backgroundDomainMarkers.get(key);
if (markers != null) {
Iterator iterator = markers.iterator();
while (iterator.hasNext()) {
Marker m = (Marker) iterator.next();
m.removeChangeListener(this);
}
markers.clear();
}
}
if (this.foregroundRangeMarkers != null) {
Collection markers
= (Collection) this.foregroundDomainMarkers.get(key);
if (markers != null) {
Iterator iterator = markers.iterator();
while (iterator.hasNext()) {
Marker m = (Marker) iterator.next();
m.removeChangeListener(this);
}
markers.clear();
}
}
fireChangeEvent();
}
/**
* Adds a marker for a specific dataset/renderer and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* Typically a marker will be drawn by the renderer as a line perpendicular
* to the domain axis (that the renderer is mapped to), however this is
* entirely up to the renderer.
*
* @param index the dataset/renderer index.
* @param marker the marker.
* @param layer the layer (foreground or background).
*
* @see #clearDomainMarkers(int)
* @see #addRangeMarker(int, Marker, Layer)
*/
public void addDomainMarker(int index, Marker marker, Layer layer) {
addDomainMarker(index, marker, layer, true);
}
/**
* Adds a marker for a specific dataset/renderer and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* Typically a marker will be drawn by the renderer as a line perpendicular
* to the domain axis (that the renderer is mapped to), however this is
* entirely up to the renderer.
*
* @param index the dataset/renderer index.
* @param marker the marker.
* @param layer the layer (foreground or background).
* @param notify notify listeners?
*
* @since 1.0.10
*/
public void addDomainMarker(int index, Marker marker, Layer layer,
boolean notify) {
ParamChecks.nullNotPermitted(marker, "marker");
ParamChecks.nullNotPermitted(layer, "layer");
Collection markers;
if (layer == Layer.FOREGROUND) {
markers = (Collection) this.foregroundDomainMarkers.get(
new Integer(index));
if (markers == null) {
markers = new java.util.ArrayList();
this.foregroundDomainMarkers.put(new Integer(index), markers);
}
markers.add(marker);
}
else if (layer == Layer.BACKGROUND) {
markers = (Collection) this.backgroundDomainMarkers.get(
new Integer(index));
if (markers == null) {
markers = new java.util.ArrayList();
this.backgroundDomainMarkers.put(new Integer(index), markers);
}
markers.add(marker);
}
marker.addChangeListener(this);
if (notify) {
fireChangeEvent();
}
}
/**
* Removes a marker for the domain axis and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param marker the marker.
*
* @return A boolean indicating whether or not the marker was actually
* removed.
*
* @since 1.0.7
*/
public boolean removeDomainMarker(Marker marker) {
return removeDomainMarker(marker, Layer.FOREGROUND);
}
/**
* Removes a marker for the domain axis in the specified layer and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param marker the marker (null not permitted).
* @param layer the layer (foreground or background).
*
* @return A boolean indicating whether or not the marker was actually
* removed.
*
* @since 1.0.7
*/
public boolean removeDomainMarker(Marker marker, Layer layer) {
return removeDomainMarker(0, marker, layer);
}
/**
* Removes a marker for a specific dataset/renderer and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param index the dataset/renderer index.
* @param marker the marker.
* @param layer the layer (foreground or background).
*
* @return A boolean indicating whether or not the marker was actually
* removed.
*
* @since 1.0.7
*/
public boolean removeDomainMarker(int index, Marker marker, Layer layer) {
return removeDomainMarker(index, marker, layer, true);
}
/**
* Removes a marker for a specific dataset/renderer and, if requested,
* sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param index the dataset/renderer index.
* @param marker the marker.
* @param layer the layer (foreground or background).
* @param notify notify listeners?
*
* @return A boolean indicating whether or not the marker was actually
* removed.
*
* @since 1.0.10
*/
public boolean removeDomainMarker(int index, Marker marker, Layer layer,
boolean notify) {
ArrayList markers;
if (layer == Layer.FOREGROUND) {
markers = (ArrayList) this.foregroundDomainMarkers.get(
new Integer(index));
}
else {
markers = (ArrayList) this.backgroundDomainMarkers.get(
new Integer(index));
}
if (markers == null) {
return false;
}
boolean removed = markers.remove(marker);
if (removed && notify) {
fireChangeEvent();
}
return removed;
}
/**
* Adds a marker for the range axis and sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* Typically a marker will be drawn by the renderer as a line perpendicular
* to the range axis, however this is entirely up to the renderer.
*
* @param marker the marker (null not permitted).
*
* @see #addRangeMarker(Marker, Layer)
*/
public void addRangeMarker(Marker marker) {
addRangeMarker(marker, Layer.FOREGROUND);
}
/**
* Adds a marker for the range axis in the specified layer and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* Typically a marker will be drawn by the renderer as a line perpendicular
* to the range axis, however this is entirely up to the renderer.
*
* @param marker the marker (null not permitted).
* @param layer the layer (foreground or background).
*
* @see #addRangeMarker(int, Marker, Layer)
*/
public void addRangeMarker(Marker marker, Layer layer) {
addRangeMarker(0, marker, layer);
}
/**
* Clears all the range markers and sends a {@link PlotChangeEvent} to all
* registered listeners.
*
* @see #clearRangeMarkers()
*/
public void clearRangeMarkers() {
if (this.backgroundRangeMarkers != null) {
Set keys = this.backgroundRangeMarkers.keySet();
for (Integer key : keys) {
clearRangeMarkers(key);
}
this.backgroundRangeMarkers.clear();
}
if (this.foregroundRangeMarkers != null) {
Set keys = this.foregroundRangeMarkers.keySet();
for (Integer key : keys) {
clearRangeMarkers(key);
}
this.foregroundRangeMarkers.clear();
}
fireChangeEvent();
}
/**
* Adds a marker for a specific dataset/renderer and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* Typically a marker will be drawn by the renderer as a line perpendicular
* to the range axis, however this is entirely up to the renderer.
*
* @param index the dataset/renderer index.
* @param marker the marker.
* @param layer the layer (foreground or background).
*
* @see #clearRangeMarkers(int)
* @see #addDomainMarker(int, Marker, Layer)
*/
public void addRangeMarker(int index, Marker marker, Layer layer) {
addRangeMarker(index, marker, layer, true);
}
/**
* Adds a marker for a specific dataset/renderer and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* Typically a marker will be drawn by the renderer as a line perpendicular
* to the range axis, however this is entirely up to the renderer.
*
* @param index the dataset/renderer index.
* @param marker the marker.
* @param layer the layer (foreground or background).
* @param notify notify listeners?
*
* @since 1.0.10
*/
public void addRangeMarker(int index, Marker marker, Layer layer,
boolean notify) {
Collection markers;
if (layer == Layer.FOREGROUND) {
markers = (Collection) this.foregroundRangeMarkers.get(
new Integer(index));
if (markers == null) {
markers = new java.util.ArrayList();
this.foregroundRangeMarkers.put(new Integer(index), markers);
}
markers.add(marker);
}
else if (layer == Layer.BACKGROUND) {
markers = (Collection) this.backgroundRangeMarkers.get(
new Integer(index));
if (markers == null) {
markers = new java.util.ArrayList();
this.backgroundRangeMarkers.put(new Integer(index), markers);
}
markers.add(marker);
}
marker.addChangeListener(this);
if (notify) {
fireChangeEvent();
}
}
/**
* Clears the (foreground and background) range markers for a particular
* renderer.
*
* @param index the renderer index.
*/
public void clearRangeMarkers(int index) {
Integer key = new Integer(index);
if (this.backgroundRangeMarkers != null) {
Collection markers
= (Collection) this.backgroundRangeMarkers.get(key);
if (markers != null) {
Iterator iterator = markers.iterator();
while (iterator.hasNext()) {
Marker m = (Marker) iterator.next();
m.removeChangeListener(this);
}
markers.clear();
}
}
if (this.foregroundRangeMarkers != null) {
Collection markers
= (Collection) this.foregroundRangeMarkers.get(key);
if (markers != null) {
Iterator iterator = markers.iterator();
while (iterator.hasNext()) {
Marker m = (Marker) iterator.next();
m.removeChangeListener(this);
}
markers.clear();
}
}
fireChangeEvent();
}
/**
* Removes a marker for the range axis and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param marker the marker.
*
* @return A boolean indicating whether or not the marker was actually
* removed.
*
* @since 1.0.7
*/
public boolean removeRangeMarker(Marker marker) {
return removeRangeMarker(marker, Layer.FOREGROUND);
}
/**
* Removes a marker for the range axis in the specified layer and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param marker the marker (null not permitted).
* @param layer the layer (foreground or background).
*
* @return A boolean indicating whether or not the marker was actually
* removed.
*
* @since 1.0.7
*/
public boolean removeRangeMarker(Marker marker, Layer layer) {
return removeRangeMarker(0, marker, layer);
}
/**
* Removes a marker for a specific dataset/renderer and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param index the dataset/renderer index.
* @param marker the marker (null not permitted).
* @param layer the layer (foreground or background).
*
* @return A boolean indicating whether or not the marker was actually
* removed.
*
* @since 1.0.7
*/
public boolean removeRangeMarker(int index, Marker marker, Layer layer) {
return removeRangeMarker(index, marker, layer, true);
}
/**
* Removes a marker for a specific dataset/renderer and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param index the dataset/renderer index.
* @param marker the marker (null not permitted).
* @param layer the layer (foreground or background) (null not permitted).
* @param notify notify listeners?
*
* @return A boolean indicating whether or not the marker was actually
* removed.
*
* @since 1.0.10
*/
public boolean removeRangeMarker(int index, Marker marker, Layer layer,
boolean notify) {
ParamChecks.nullNotPermitted(marker, "marker");
ParamChecks.nullNotPermitted(layer, "layer");
List markers;
if (layer == Layer.FOREGROUND) {
markers = (List) this.foregroundRangeMarkers.get(
new Integer(index));
}
else {
markers = (List) this.backgroundRangeMarkers.get(
new Integer(index));
}
if (markers == null) {
return false;
}
boolean removed = markers.remove(marker);
if (removed && notify) {
fireChangeEvent();
}
return removed;
}
/**
* Adds an annotation to the plot and sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* @param annotation the annotation (null not permitted).
*
* @see #getAnnotations()
* @see #removeAnnotation(XYAnnotation)
*/
public void addAnnotation(XYAnnotation annotation) {
addAnnotation(annotation, true);
}
/**
* Adds an annotation to the plot and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param annotation the annotation (null not permitted).
* @param notify notify listeners?
*
* @since 1.0.10
*/
public void addAnnotation(XYAnnotation annotation, boolean notify) {
ParamChecks.nullNotPermitted(annotation, "annotation");
this.annotations.add(annotation);
annotation.addChangeListener(this);
if (notify) {
fireChangeEvent();
}
}
/**
* Removes an annotation from the plot and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param annotation the annotation (null not permitted).
*
* @return A boolean (indicates whether or not the annotation was removed).
*
* @see #addAnnotation(XYAnnotation)
* @see #getAnnotations()
*/
public boolean removeAnnotation(XYAnnotation annotation) {
return removeAnnotation(annotation, true);
}
/**
* Removes an annotation from the plot and sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param annotation the annotation (null not permitted).
* @param notify notify listeners?
*
* @return A boolean (indicates whether or not the annotation was removed).
*
* @since 1.0.10
*/
public boolean removeAnnotation(XYAnnotation annotation, boolean notify) {
ParamChecks.nullNotPermitted(annotation, "annotation");
boolean removed = this.annotations.remove(annotation);
annotation.removeChangeListener(this);
if (removed && notify) {
fireChangeEvent();
}
return removed;
}
/**
* Returns the list of annotations.
*
* @return The list of annotations.
*
* @since 1.0.1
*
* @see #addAnnotation(XYAnnotation)
*/
public List getAnnotations() {
return new ArrayList(this.annotations);
}
/**
* Clears all the annotations and sends a {@link PlotChangeEvent} to all
* registered listeners.
*
* @see #addAnnotation(XYAnnotation)
*/
public void clearAnnotations() {
for (XYAnnotation annotation : this.annotations) {
annotation.removeChangeListener(this);
}
this.annotations.clear();
fireChangeEvent();
}
/**
* Returns the shadow generator for the plot, if any.
*
* @return The shadow generator (possibly null).
*
* @since 1.0.14
*/
public ShadowGenerator getShadowGenerator() {
return this.shadowGenerator;
}
/**
* Sets the shadow generator for the plot and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param generator the generator (null permitted).
*
* @since 1.0.14
*/
public void setShadowGenerator(ShadowGenerator generator) {
this.shadowGenerator = generator;
fireChangeEvent();
}
/**
* Calculates the space required for all the axes in the plot.
*
* @param g2 the graphics device.
* @param plotArea the plot area.
*
* @return The required space.
*/
protected AxisSpace calculateAxisSpace(Graphics2D g2,
Rectangle2D plotArea) {
AxisSpace space = new AxisSpace();
space = calculateRangeAxisSpace(g2, plotArea, space);
Rectangle2D revPlotArea = space.shrink(plotArea, null);
space = calculateDomainAxisSpace(g2, revPlotArea, space);
return space;
}
/**
* Calculates the space required for the domain axis/axes.
*
* @param g2 the graphics device.
* @param plotArea the plot area.
* @param space a carrier for the result (null permitted).
*
* @return The required space.
*/
protected AxisSpace calculateDomainAxisSpace(Graphics2D g2,
Rectangle2D plotArea, AxisSpace space) {
if (space == null) {
space = new AxisSpace();
}
// reserve some space for the domain axis...
if (this.fixedDomainAxisSpace != null) {
if (this.orientation == PlotOrientation.HORIZONTAL) {
space.ensureAtLeast(this.fixedDomainAxisSpace.getLeft(),
RectangleEdge.LEFT);
space.ensureAtLeast(this.fixedDomainAxisSpace.getRight(),
RectangleEdge.RIGHT);
}
else if (this.orientation == PlotOrientation.VERTICAL) {
space.ensureAtLeast(this.fixedDomainAxisSpace.getTop(),
RectangleEdge.TOP);
space.ensureAtLeast(this.fixedDomainAxisSpace.getBottom(),
RectangleEdge.BOTTOM);
}
}
else {
// reserve space for the domain axes...
for (ValueAxis axis: this.domainAxes.values()) {
if (axis != null) {
RectangleEdge edge = getDomainAxisEdge(
findDomainAxisIndex(axis));
space = axis.reserveSpace(g2, this, plotArea, edge, space);
}
}
}
return space;
}
/**
* Calculates the space required for the range axis/axes.
*
* @param g2 the graphics device.
* @param plotArea the plot area.
* @param space a carrier for the result (null permitted).
*
* @return The required space.
*/
protected AxisSpace calculateRangeAxisSpace(Graphics2D g2,
Rectangle2D plotArea, AxisSpace space) {
if (space == null) {
space = new AxisSpace();
}
// reserve some space for the range axis...
if (this.fixedRangeAxisSpace != null) {
if (this.orientation == PlotOrientation.HORIZONTAL) {
space.ensureAtLeast(this.fixedRangeAxisSpace.getTop(),
RectangleEdge.TOP);
space.ensureAtLeast(this.fixedRangeAxisSpace.getBottom(),
RectangleEdge.BOTTOM);
}
else if (this.orientation == PlotOrientation.VERTICAL) {
space.ensureAtLeast(this.fixedRangeAxisSpace.getLeft(),
RectangleEdge.LEFT);
space.ensureAtLeast(this.fixedRangeAxisSpace.getRight(),
RectangleEdge.RIGHT);
}
}
else {
// reserve space for the range axes...
for (ValueAxis axis: this.rangeAxes.values()) {
if (axis != null) {
RectangleEdge edge = getRangeAxisEdge(
findRangeAxisIndex(axis));
space = axis.reserveSpace(g2, this, plotArea, edge, space);
}
}
}
return space;
}
/**
* Trims a rectangle to integer coordinates.
*
* @param rect the incoming rectangle.
*
* @return A rectangle with integer coordinates.
*/
private Rectangle integerise(Rectangle2D rect) {
int x0 = (int) Math.ceil(rect.getMinX());
int y0 = (int) Math.ceil(rect.getMinY());
int x1 = (int) Math.floor(rect.getMaxX());
int y1 = (int) Math.floor(rect.getMaxY());
return new Rectangle(x0, y0, (x1 - x0), (y1 - y0));
}
/**
* Draws the plot within the specified area on a graphics device.
*
* @param g2 the graphics device.
* @param area the plot area (in Java2D space).
* @param anchor an anchor point in Java2D space (null
* permitted).
* @param parentState the state from the parent plot, if there is one
* (null permitted).
* @param info collects chart drawing information (null
* permitted).
*/
@Override
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
PlotState parentState, PlotRenderingInfo info) {
// if the plot area is too small, just return...
boolean b1 = (area.getWidth() <= MINIMUM_WIDTH_TO_DRAW);
boolean b2 = (area.getHeight() <= MINIMUM_HEIGHT_TO_DRAW);
if (b1 || b2) {
return;
}
// record the plot area...
if (info != null) {
info.setPlotArea(area);
}
// adjust the drawing area for the plot insets (if any)...
RectangleInsets insets = getInsets();
insets.trim(area);
AxisSpace space = calculateAxisSpace(g2, area);
Rectangle2D dataArea = space.shrink(area, null);
this.axisOffset.trim(dataArea);
dataArea = integerise(dataArea);
if (dataArea.isEmpty()) {
return;
}
createAndAddEntity((Rectangle2D) dataArea.clone(), info, null, null);
if (info != null) {
info.setDataArea(dataArea);
}
// draw the plot background and axes...
drawBackground(g2, dataArea);
Map axisStateMap = drawAxes(g2, area, dataArea, info);
PlotOrientation orient = getOrientation();
// the anchor point is typically the point where the mouse last
// clicked - the crosshairs will be driven off this point...
if (anchor != null && !dataArea.contains(anchor)) {
anchor = null;
}
CrosshairState crosshairState = new CrosshairState();
crosshairState.setCrosshairDistance(Double.POSITIVE_INFINITY);
crosshairState.setAnchor(anchor);
crosshairState.setAnchorX(Double.NaN);
crosshairState.setAnchorY(Double.NaN);
if (anchor != null) {
ValueAxis domainAxis = getDomainAxis();
if (domainAxis != null) {
double x;
if (orient == PlotOrientation.VERTICAL) {
x = domainAxis.java2DToValue(anchor.getX(), dataArea,
getDomainAxisEdge());
}
else {
x = domainAxis.java2DToValue(anchor.getY(), dataArea,
getDomainAxisEdge());
}
crosshairState.setAnchorX(x);
}
ValueAxis rangeAxis = getRangeAxis();
if (rangeAxis != null) {
double y;
if (orient == PlotOrientation.VERTICAL) {
y = rangeAxis.java2DToValue(anchor.getY(), dataArea,
getRangeAxisEdge());
}
else {
y = rangeAxis.java2DToValue(anchor.getX(), dataArea,
getRangeAxisEdge());
}
crosshairState.setAnchorY(y);
}
}
crosshairState.setCrosshairX(getDomainCrosshairValue());
crosshairState.setCrosshairY(getRangeCrosshairValue());
Shape originalClip = g2.getClip();
Composite originalComposite = g2.getComposite();
g2.clip(dataArea);
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
getForegroundAlpha()));
AxisState domainAxisState = (AxisState) axisStateMap.get(
getDomainAxis());
if (domainAxisState == null) {
if (parentState != null) {
domainAxisState = (AxisState) parentState.getSharedAxisStates()
.get(getDomainAxis());
}
}
AxisState rangeAxisState = (AxisState) axisStateMap.get(getRangeAxis());
if (rangeAxisState == null) {
if (parentState != null) {
rangeAxisState = (AxisState) parentState.getSharedAxisStates()
.get(getRangeAxis());
}
}
if (domainAxisState != null) {
drawDomainTickBands(g2, dataArea, domainAxisState.getTicks());
}
if (rangeAxisState != null) {
drawRangeTickBands(g2, dataArea, rangeAxisState.getTicks());
}
if (domainAxisState != null) {
drawDomainGridlines(g2, dataArea, domainAxisState.getTicks());
drawZeroDomainBaseline(g2, dataArea);
}
if (rangeAxisState != null) {
drawRangeGridlines(g2, dataArea, rangeAxisState.getTicks());
drawZeroRangeBaseline(g2, dataArea);
}
Graphics2D savedG2 = g2;
BufferedImage dataImage = null;
boolean suppressShadow = Boolean.TRUE.equals(g2.getRenderingHint(
JFreeChart.KEY_SUPPRESS_SHADOW_GENERATION));
if (this.shadowGenerator != null && !suppressShadow) {
dataImage = new BufferedImage((int) dataArea.getWidth(),
(int)dataArea.getHeight(), BufferedImage.TYPE_INT_ARGB);
g2 = dataImage.createGraphics();
g2.translate(-dataArea.getX(), -dataArea.getY());
g2.setRenderingHints(savedG2.getRenderingHints());
}
// draw the markers that are associated with a specific dataset...
for (XYDataset dataset: this.datasets.values()) {
int datasetIndex = indexOf(dataset);
drawDomainMarkers(g2, dataArea, datasetIndex, Layer.BACKGROUND);
}
for (XYDataset dataset: this.datasets.values()) {
int datasetIndex = indexOf(dataset);
drawRangeMarkers(g2, dataArea, datasetIndex, Layer.BACKGROUND);
}
// now draw annotations and render data items...
boolean foundData = false;
DatasetRenderingOrder order = getDatasetRenderingOrder();
List rendererIndices = getRendererIndices(order);
List datasetIndices = getDatasetIndices(order);
// draw background annotations
for (int i : rendererIndices) {
XYItemRenderer renderer = getRenderer(i);
if (renderer != null) {
ValueAxis domainAxis = getDomainAxisForDataset(i);
ValueAxis rangeAxis = getRangeAxisForDataset(i);
renderer.drawAnnotations(g2, dataArea, domainAxis, rangeAxis,
Layer.BACKGROUND, info);
}
}
// render data items...
for (int datasetIndex : datasetIndices) {
XYDataset dataset = this.getDataset(datasetIndex);
foundData = render(g2, dataArea, datasetIndex, info,
crosshairState) || foundData;
}
// draw foreground annotations
for (int i : rendererIndices) {
XYItemRenderer renderer = getRenderer(i);
if (renderer != null) {
ValueAxis domainAxis = getDomainAxisForDataset(i);
ValueAxis rangeAxis = getRangeAxisForDataset(i);
renderer.drawAnnotations(g2, dataArea, domainAxis, rangeAxis,
Layer.FOREGROUND, info);
}
}
// draw domain crosshair if required...
int datasetIndex = crosshairState.getDatasetIndex();
ValueAxis xAxis = this.getDomainAxisForDataset(datasetIndex);
RectangleEdge xAxisEdge = getDomainAxisEdge(getDomainAxisIndex(xAxis));
if (!this.domainCrosshairLockedOnData && anchor != null) {
double xx;
if (orient == PlotOrientation.VERTICAL) {
xx = xAxis.java2DToValue(anchor.getX(), dataArea, xAxisEdge);
}
else {
xx = xAxis.java2DToValue(anchor.getY(), dataArea, xAxisEdge);
}
crosshairState.setCrosshairX(xx);
}
setDomainCrosshairValue(crosshairState.getCrosshairX(), false);
if (isDomainCrosshairVisible()) {
double x = getDomainCrosshairValue();
Paint paint = getDomainCrosshairPaint();
Stroke stroke = getDomainCrosshairStroke();
drawDomainCrosshair(g2, dataArea, orient, x, xAxis, stroke, paint);
}
// draw range crosshair if required...
ValueAxis yAxis = getRangeAxisForDataset(datasetIndex);
RectangleEdge yAxisEdge = getRangeAxisEdge(getRangeAxisIndex(yAxis));
if (!this.rangeCrosshairLockedOnData && anchor != null) {
double yy;
if (orient == PlotOrientation.VERTICAL) {
yy = yAxis.java2DToValue(anchor.getY(), dataArea, yAxisEdge);
} else {
yy = yAxis.java2DToValue(anchor.getX(), dataArea, yAxisEdge);
}
crosshairState.setCrosshairY(yy);
}
setRangeCrosshairValue(crosshairState.getCrosshairY(), false);
if (isRangeCrosshairVisible()) {
double y = getRangeCrosshairValue();
Paint paint = getRangeCrosshairPaint();
Stroke stroke = getRangeCrosshairStroke();
drawRangeCrosshair(g2, dataArea, orient, y, yAxis, stroke, paint);
}
if (!foundData) {
drawNoDataMessage(g2, dataArea);
}
for (int i : rendererIndices) {
drawDomainMarkers(g2, dataArea, i, Layer.FOREGROUND);
}
for (int i : rendererIndices) {
drawRangeMarkers(g2, dataArea, i, Layer.FOREGROUND);
}
drawAnnotations(g2, dataArea, info);
if (this.shadowGenerator != null && !suppressShadow) {
BufferedImage shadowImage
= this.shadowGenerator.createDropShadow(dataImage);
g2 = savedG2;
g2.drawImage(shadowImage, (int) dataArea.getX()
+ this.shadowGenerator.calculateOffsetX(),
(int) dataArea.getY()
+ this.shadowGenerator.calculateOffsetY(), null);
g2.drawImage(dataImage, (int) dataArea.getX(),
(int) dataArea.getY(), null);
}
g2.setClip(originalClip);
g2.setComposite(originalComposite);
drawOutline(g2, dataArea);
}
/**
* Returns the indices of the non-null datasets in the specified order.
*
* @param order the order (null not permitted).
*
* @return The list of indices.
*/
private List getDatasetIndices(DatasetRenderingOrder order) {
List result = new ArrayList();
for (Entry entry : this.datasets.entrySet()) {
if (entry.getValue() != null) {
result.add(entry.getKey());
}
}
Collections.sort(result);
if (order == DatasetRenderingOrder.REVERSE) {
Collections.reverse(result);
}
return result;
}
private List getRendererIndices(DatasetRenderingOrder order) {
List result = new ArrayList();
for (Entry entry : this.renderers.entrySet()) {
if (entry.getValue() != null) {
result.add(entry.getKey());
}
}
Collections.sort(result);
if (order == DatasetRenderingOrder.REVERSE) {
Collections.reverse(result);
}
return result;
}
/**
* Draws the background for the plot.
*
* @param g2 the graphics device.
* @param area the area.
*/
@Override
public void drawBackground(Graphics2D g2, Rectangle2D area) {
fillBackground(g2, area, this.orientation);
drawQuadrants(g2, area);
drawBackgroundImage(g2, area);
}
/**
* Draws the quadrants.
*
* @param g2 the graphics device.
* @param area the area.
*
* @see #setQuadrantOrigin(Point2D)
* @see #setQuadrantPaint(int, Paint)
*/
protected void drawQuadrants(Graphics2D g2, Rectangle2D area) {
// 0 | 1
// --+--
// 2 | 3
boolean somethingToDraw = false;
ValueAxis xAxis = getDomainAxis();
if (xAxis == null) { // we can't draw quadrants without a valid x-axis
return;
}
double x = xAxis.getRange().constrain(this.quadrantOrigin.getX());
double xx = xAxis.valueToJava2D(x, area, getDomainAxisEdge());
ValueAxis yAxis = getRangeAxis();
if (yAxis == null) { // we can't draw quadrants without a valid y-axis
return;
}
double y = yAxis.getRange().constrain(this.quadrantOrigin.getY());
double yy = yAxis.valueToJava2D(y, area, getRangeAxisEdge());
double xmin = xAxis.getLowerBound();
double xxmin = xAxis.valueToJava2D(xmin, area, getDomainAxisEdge());
double xmax = xAxis.getUpperBound();
double xxmax = xAxis.valueToJava2D(xmax, area, getDomainAxisEdge());
double ymin = yAxis.getLowerBound();
double yymin = yAxis.valueToJava2D(ymin, area, getRangeAxisEdge());
double ymax = yAxis.getUpperBound();
double yymax = yAxis.valueToJava2D(ymax, area, getRangeAxisEdge());
Rectangle2D[] r = new Rectangle2D[] {null, null, null, null};
if (this.quadrantPaint[0] != null) {
if (x > xmin && y < ymax) {
if (this.orientation == PlotOrientation.HORIZONTAL) {
r[0] = new Rectangle2D.Double(Math.min(yymax, yy),
Math.min(xxmin, xx), Math.abs(yy - yymax),
Math.abs(xx - xxmin));
}
else { // PlotOrientation.VERTICAL
r[0] = new Rectangle2D.Double(Math.min(xxmin, xx),
Math.min(yymax, yy), Math.abs(xx - xxmin),
Math.abs(yy - yymax));
}
somethingToDraw = true;
}
}
if (this.quadrantPaint[1] != null) {
if (x < xmax && y < ymax) {
if (this.orientation == PlotOrientation.HORIZONTAL) {
r[1] = new Rectangle2D.Double(Math.min(yymax, yy),
Math.min(xxmax, xx), Math.abs(yy - yymax),
Math.abs(xx - xxmax));
}
else { // PlotOrientation.VERTICAL
r[1] = new Rectangle2D.Double(Math.min(xx, xxmax),
Math.min(yymax, yy), Math.abs(xx - xxmax),
Math.abs(yy - yymax));
}
somethingToDraw = true;
}
}
if (this.quadrantPaint[2] != null) {
if (x > xmin && y > ymin) {
if (this.orientation == PlotOrientation.HORIZONTAL) {
r[2] = new Rectangle2D.Double(Math.min(yymin, yy),
Math.min(xxmin, xx), Math.abs(yy - yymin),
Math.abs(xx - xxmin));
}
else { // PlotOrientation.VERTICAL
r[2] = new Rectangle2D.Double(Math.min(xxmin, xx),
Math.min(yymin, yy), Math.abs(xx - xxmin),
Math.abs(yy - yymin));
}
somethingToDraw = true;
}
}
if (this.quadrantPaint[3] != null) {
if (x < xmax && y > ymin) {
if (this.orientation == PlotOrientation.HORIZONTAL) {
r[3] = new Rectangle2D.Double(Math.min(yymin, yy),
Math.min(xxmax, xx), Math.abs(yy - yymin),
Math.abs(xx - xxmax));
}
else { // PlotOrientation.VERTICAL
r[3] = new Rectangle2D.Double(Math.min(xx, xxmax),
Math.min(yymin, yy), Math.abs(xx - xxmax),
Math.abs(yy - yymin));
}
somethingToDraw = true;
}
}
if (somethingToDraw) {
Composite originalComposite = g2.getComposite();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
getBackgroundAlpha()));
for (int i = 0; i < 4; i++) {
if (this.quadrantPaint[i] != null && r[i] != null) {
g2.setPaint(this.quadrantPaint[i]);
g2.fill(r[i]);
}
}
g2.setComposite(originalComposite);
}
}
/**
* Draws the domain tick bands, if any.
*
* @param g2 the graphics device.
* @param dataArea the data area.
* @param ticks the ticks.
*
* @see #setDomainTickBandPaint(Paint)
*/
public void drawDomainTickBands(Graphics2D g2, Rectangle2D dataArea,
List ticks) {
Paint bandPaint = getDomainTickBandPaint();
if (bandPaint != null) {
boolean fillBand = false;
ValueAxis xAxis = getDomainAxis();
double previous = xAxis.getLowerBound();
Iterator iterator = ticks.iterator();
while (iterator.hasNext()) {
ValueTick tick = (ValueTick) iterator.next();
double current = tick.getValue();
if (fillBand) {
getRenderer().fillDomainGridBand(g2, this, xAxis, dataArea,
previous, current);
}
previous = current;
fillBand = !fillBand;
}
double end = xAxis.getUpperBound();
if (fillBand) {
getRenderer().fillDomainGridBand(g2, this, xAxis, dataArea,
previous, end);
}
}
}
/**
* Draws the range tick bands, if any.
*
* @param g2 the graphics device.
* @param dataArea the data area.
* @param ticks the ticks.
*
* @see #setRangeTickBandPaint(Paint)
*/
public void drawRangeTickBands(Graphics2D g2, Rectangle2D dataArea,
List ticks) {
Paint bandPaint = getRangeTickBandPaint();
if (bandPaint != null) {
boolean fillBand = false;
ValueAxis axis = getRangeAxis();
double previous = axis.getLowerBound();
Iterator iterator = ticks.iterator();
while (iterator.hasNext()) {
ValueTick tick = (ValueTick) iterator.next();
double current = tick.getValue();
if (fillBand) {
getRenderer().fillRangeGridBand(g2, this, axis, dataArea,
previous, current);
}
previous = current;
fillBand = !fillBand;
}
double end = axis.getUpperBound();
if (fillBand) {
getRenderer().fillRangeGridBand(g2, this, axis, dataArea,
previous, end);
}
}
}
/**
* A utility method for drawing the axes.
*
* @param g2 the graphics device (null not permitted).
* @param plotArea the plot area (null not permitted).
* @param dataArea the data area (null not permitted).
* @param plotState collects information about the plot (null
* permitted).
*
* @return A map containing the state for each axis drawn.
*/
protected Map drawAxes(Graphics2D g2, Rectangle2D plotArea,
Rectangle2D dataArea, PlotRenderingInfo plotState) {
AxisCollection axisCollection = new AxisCollection();
// add domain axes to lists...
for (ValueAxis axis : this.domainAxes.values()) {
if (axis != null) {
int axisIndex = findDomainAxisIndex(axis);
axisCollection.add(axis, getDomainAxisEdge(axisIndex));
}
}
// add range axes to lists...
for (ValueAxis axis : this.rangeAxes.values()) {
if (axis != null) {
int axisIndex = findRangeAxisIndex(axis);
axisCollection.add(axis, getRangeAxisEdge(axisIndex));
}
}
Map axisStateMap = new HashMap();
// draw the top axes
double cursor = dataArea.getMinY() - this.axisOffset.calculateTopOutset(
dataArea.getHeight());
Iterator iterator = axisCollection.getAxesAtTop().iterator();
while (iterator.hasNext()) {
ValueAxis axis = (ValueAxis) iterator.next();
AxisState info = axis.draw(g2, cursor, plotArea, dataArea,
RectangleEdge.TOP, plotState);
cursor = info.getCursor();
axisStateMap.put(axis, info);
}
// draw the bottom axes
cursor = dataArea.getMaxY()
+ this.axisOffset.calculateBottomOutset(dataArea.getHeight());
iterator = axisCollection.getAxesAtBottom().iterator();
while (iterator.hasNext()) {
ValueAxis axis = (ValueAxis) iterator.next();
AxisState info = axis.draw(g2, cursor, plotArea, dataArea,
RectangleEdge.BOTTOM, plotState);
cursor = info.getCursor();
axisStateMap.put(axis, info);
}
// draw the left axes
cursor = dataArea.getMinX()
- this.axisOffset.calculateLeftOutset(dataArea.getWidth());
iterator = axisCollection.getAxesAtLeft().iterator();
while (iterator.hasNext()) {
ValueAxis axis = (ValueAxis) iterator.next();
AxisState info = axis.draw(g2, cursor, plotArea, dataArea,
RectangleEdge.LEFT, plotState);
cursor = info.getCursor();
axisStateMap.put(axis, info);
}
// draw the right axes
cursor = dataArea.getMaxX()
+ this.axisOffset.calculateRightOutset(dataArea.getWidth());
iterator = axisCollection.getAxesAtRight().iterator();
while (iterator.hasNext()) {
ValueAxis axis = (ValueAxis) iterator.next();
AxisState info = axis.draw(g2, cursor, plotArea, dataArea,
RectangleEdge.RIGHT, plotState);
cursor = info.getCursor();
axisStateMap.put(axis, info);
}
return axisStateMap;
}
/**
* Draws a representation of the data within the dataArea region, using the
* current renderer.
*
* The info and crosshairState arguments may be
* null.
*
* @param g2 the graphics device.
* @param dataArea the region in which the data is to be drawn.
* @param index the dataset index.
* @param info an optional object for collection dimension information.
* @param crosshairState collects crosshair information
* (null permitted).
*
* @return A flag that indicates whether any data was actually rendered.
*/
public boolean render(Graphics2D g2, Rectangle2D dataArea, int index,
PlotRenderingInfo info, CrosshairState crosshairState) {
boolean foundData = false;
XYDataset dataset = getDataset(index);
if (!DatasetUtilities.isEmptyOrNull(dataset)) {
foundData = true;
ValueAxis xAxis = getDomainAxisForDataset(index);
ValueAxis yAxis = getRangeAxisForDataset(index);
if (xAxis == null || yAxis == null) {
return foundData; // can't render anything without axes
}
XYItemRenderer renderer = getRenderer(index);
if (renderer == null) {
renderer = getRenderer();
if (renderer == null) { // no default renderer available
return foundData;
}
}
XYItemRendererState state = renderer.initialise(g2, dataArea, this,
dataset, info);
int passCount = renderer.getPassCount();
SeriesRenderingOrder seriesOrder = getSeriesRenderingOrder();
if (seriesOrder == SeriesRenderingOrder.REVERSE) {
//render series in reverse order
for (int pass = 0; pass < passCount; pass++) {
int seriesCount = dataset.getSeriesCount();
for (int series = seriesCount - 1; series >= 0; series--) {
int firstItem = 0;
int lastItem = dataset.getItemCount(series) - 1;
if (lastItem == -1) {
continue;
}
if (state.getProcessVisibleItemsOnly()) {
int[] itemBounds = RendererUtilities.findLiveItems(
dataset, series, xAxis.getLowerBound(),
xAxis.getUpperBound());
firstItem = Math.max(itemBounds[0] - 1, 0);
lastItem = Math.min(itemBounds[1] + 1, lastItem);
}
state.startSeriesPass(dataset, series, firstItem,
lastItem, pass, passCount);
for (int item = firstItem; item <= lastItem; item++) {
renderer.drawItem(g2, state, dataArea, info,
this, xAxis, yAxis, dataset, series, item,
crosshairState, pass);
}
state.endSeriesPass(dataset, series, firstItem,
lastItem, pass, passCount);
}
}
}
else {
//render series in forward order
for (int pass = 0; pass < passCount; pass++) {
int seriesCount = dataset.getSeriesCount();
for (int series = 0; series < seriesCount; series++) {
int firstItem = 0;
int lastItem = dataset.getItemCount(series) - 1;
if (state.getProcessVisibleItemsOnly()) {
int[] itemBounds = RendererUtilities.findLiveItems(
dataset, series, xAxis.getLowerBound(),
xAxis.getUpperBound());
firstItem = Math.max(itemBounds[0] - 1, 0);
lastItem = Math.min(itemBounds[1] + 1, lastItem);
}
state.startSeriesPass(dataset, series, firstItem,
lastItem, pass, passCount);
for (int item = firstItem; item <= lastItem; item++) {
renderer.drawItem(g2, state, dataArea, info,
this, xAxis, yAxis, dataset, series, item,
crosshairState, pass);
}
state.endSeriesPass(dataset, series, firstItem,
lastItem, pass, passCount);
}
}
}
}
return foundData;
}
/**
* Returns the domain axis for a dataset.
*
* @param index the dataset index (must be >= 0).
*
* @return The axis.
*/
public ValueAxis getDomainAxisForDataset(int index) {
ParamChecks.requireNonNegative(index, "index");
ValueAxis valueAxis;
List axisIndices = (List) this.datasetToDomainAxesMap.get(
new Integer(index));
if (axisIndices != null) {
// the first axis in the list is used for data <--> Java2D
Integer axisIndex = (Integer) axisIndices.get(0);
valueAxis = getDomainAxis(axisIndex.intValue());
}
else {
valueAxis = getDomainAxis(0);
}
return valueAxis;
}
/**
* Returns the range axis for a dataset.
*
* @param index the dataset index (must be >= 0).
*
* @return The axis.
*/
public ValueAxis getRangeAxisForDataset(int index) {
ParamChecks.requireNonNegative(index, "index");
ValueAxis valueAxis;
List axisIndices = (List) this.datasetToRangeAxesMap.get(
new Integer(index));
if (axisIndices != null) {
// the first axis in the list is used for data <--> Java2D
Integer axisIndex = (Integer) axisIndices.get(0);
valueAxis = getRangeAxis(axisIndex.intValue());
}
else {
valueAxis = getRangeAxis(0);
}
return valueAxis;
}
/**
* Draws the gridlines for the plot, if they are visible.
*
* @param g2 the graphics device.
* @param dataArea the data area.
* @param ticks the ticks.
*
* @see #drawRangeGridlines(Graphics2D, Rectangle2D, List)
*/
protected void drawDomainGridlines(Graphics2D g2, Rectangle2D dataArea,
List ticks) {
// no renderer, no gridlines...
if (getRenderer() == null) {
return;
}
// draw the domain grid lines, if any...
if (isDomainGridlinesVisible() || isDomainMinorGridlinesVisible()) {
Stroke gridStroke = null;
Paint gridPaint = null;
Iterator iterator = ticks.iterator();
boolean paintLine;
while (iterator.hasNext()) {
paintLine = false;
ValueTick tick = (ValueTick) iterator.next();
if ((tick.getTickType() == TickType.MINOR)
&& isDomainMinorGridlinesVisible()) {
gridStroke = getDomainMinorGridlineStroke();
gridPaint = getDomainMinorGridlinePaint();
paintLine = true;
} else if ((tick.getTickType() == TickType.MAJOR)
&& isDomainGridlinesVisible()) {
gridStroke = getDomainGridlineStroke();
gridPaint = getDomainGridlinePaint();
paintLine = true;
}
XYItemRenderer r = getRenderer();
if ((r instanceof AbstractXYItemRenderer) && paintLine) {
((AbstractXYItemRenderer) r).drawDomainLine(g2, this,
getDomainAxis(), dataArea, tick.getValue(),
gridPaint, gridStroke);
}
}
}
}
/**
* Draws the gridlines for the plot's primary range axis, if they are
* visible.
*
* @param g2 the graphics device.
* @param area the data area.
* @param ticks the ticks.
*
* @see #drawDomainGridlines(Graphics2D, Rectangle2D, List)
*/
protected void drawRangeGridlines(Graphics2D g2, Rectangle2D area,
List ticks) {
// no renderer, no gridlines...
if (getRenderer() == null) {
return;
}
// draw the range grid lines, if any...
if (isRangeGridlinesVisible() || isRangeMinorGridlinesVisible()) {
Stroke gridStroke = null;
Paint gridPaint = null;
ValueAxis axis = getRangeAxis();
if (axis != null) {
Iterator iterator = ticks.iterator();
boolean paintLine;
while (iterator.hasNext()) {
paintLine = false;
ValueTick tick = (ValueTick) iterator.next();
if ((tick.getTickType() == TickType.MINOR)
&& isRangeMinorGridlinesVisible()) {
gridStroke = getRangeMinorGridlineStroke();
gridPaint = getRangeMinorGridlinePaint();
paintLine = true;
} else if ((tick.getTickType() == TickType.MAJOR)
&& isRangeGridlinesVisible()) {
gridStroke = getRangeGridlineStroke();
gridPaint = getRangeGridlinePaint();
paintLine = true;
}
if ((tick.getValue() != 0.0
|| !isRangeZeroBaselineVisible()) && paintLine) {
getRenderer().drawRangeLine(g2, this, getRangeAxis(),
area, tick.getValue(), gridPaint, gridStroke);
}
}
}
}
}
/**
* Draws a base line across the chart at value zero on the domain axis.
*
* @param g2 the graphics device.
* @param area the data area.
*
* @see #setDomainZeroBaselineVisible(boolean)
*
* @since 1.0.5
*/
protected void drawZeroDomainBaseline(Graphics2D g2, Rectangle2D area) {
if (isDomainZeroBaselineVisible()) {
XYItemRenderer r = getRenderer();
// FIXME: the renderer interface doesn't have the drawDomainLine()
// method, so we have to rely on the renderer being a subclass of
// AbstractXYItemRenderer (which is lame)
if (r instanceof AbstractXYItemRenderer) {
AbstractXYItemRenderer renderer = (AbstractXYItemRenderer) r;
renderer.drawDomainLine(g2, this, getDomainAxis(), area, 0.0,
this.domainZeroBaselinePaint,
this.domainZeroBaselineStroke);
}
}
}
/**
* Draws a base line across the chart at value zero on the range axis.
*
* @param g2 the graphics device.
* @param area the data area.
*
* @see #setRangeZeroBaselineVisible(boolean)
*/
protected void drawZeroRangeBaseline(Graphics2D g2, Rectangle2D area) {
if (isRangeZeroBaselineVisible()) {
getRenderer().drawRangeLine(g2, this, getRangeAxis(), area, 0.0,
this.rangeZeroBaselinePaint, this.rangeZeroBaselineStroke);
}
}
/**
* Draws the annotations for the plot.
*
* @param g2 the graphics device.
* @param dataArea the data area.
* @param info the chart rendering info.
*/
public void drawAnnotations(Graphics2D g2, Rectangle2D dataArea,
PlotRenderingInfo info) {
Iterator iterator = this.annotations.iterator();
while (iterator.hasNext()) {
XYAnnotation annotation = (XYAnnotation) iterator.next();
ValueAxis xAxis = getDomainAxis();
ValueAxis yAxis = getRangeAxis();
annotation.draw(g2, this, dataArea, xAxis, yAxis, 0, info);
}
}
/**
* Draws the domain markers (if any) for an axis and layer. This method is
* typically called from within the draw() method.
*
* @param g2 the graphics device.
* @param dataArea the data area.
* @param index the dataset/renderer index.
* @param layer the layer (foreground or background).
*/
protected void drawDomainMarkers(Graphics2D g2, Rectangle2D dataArea,
int index, Layer layer) {
XYItemRenderer r = getRenderer(index);
if (r == null) {
return;
}
// check that the renderer has a corresponding dataset (it doesn't
// matter if the dataset is null)
if (index >= getDatasetCount()) {
return;
}
Collection markers = getDomainMarkers(index, layer);
ValueAxis axis = getDomainAxisForDataset(index);
if (markers != null && axis != null) {
Iterator iterator = markers.iterator();
while (iterator.hasNext()) {
Marker marker = (Marker) iterator.next();
r.drawDomainMarker(g2, this, axis, marker, dataArea);
}
}
}
/**
* Draws the range markers (if any) for a renderer and layer. This method
* is typically called from within the draw() method.
*
* @param g2 the graphics device.
* @param dataArea the data area.
* @param index the renderer index.
* @param layer the layer (foreground or background).
*/
protected void drawRangeMarkers(Graphics2D g2, Rectangle2D dataArea,
int index, Layer layer) {
XYItemRenderer r = getRenderer(index);
if (r == null) {
return;
}
// check that the renderer has a corresponding dataset (it doesn't
// matter if the dataset is null)
if (index >= getDatasetCount()) {
return;
}
Collection markers = getRangeMarkers(index, layer);
ValueAxis axis = getRangeAxisForDataset(index);
if (markers != null && axis != null) {
Iterator iterator = markers.iterator();
while (iterator.hasNext()) {
Marker marker = (Marker) iterator.next();
r.drawRangeMarker(g2, this, axis, marker, dataArea);
}
}
}
/**
* Returns the list of domain markers (read only) for the specified layer.
*
* @param layer the layer (foreground or background).
*
* @return The list of domain markers.
*
* @see #getRangeMarkers(Layer)
*/
public Collection getDomainMarkers(Layer layer) {
return getDomainMarkers(0, layer);
}
/**
* Returns the list of range markers (read only) for the specified layer.
*
* @param layer the layer (foreground or background).
*
* @return The list of range markers.
*
* @see #getDomainMarkers(Layer)
*/
public Collection getRangeMarkers(Layer layer) {
return getRangeMarkers(0, layer);
}
/**
* Returns a collection of domain markers for a particular renderer and
* layer.
*
* @param index the renderer index.
* @param layer the layer.
*
* @return A collection of markers (possibly null).
*
* @see #getRangeMarkers(int, Layer)
*/
public Collection getDomainMarkers(int index, Layer layer) {
Collection result = null;
Integer key = new Integer(index);
if (layer == Layer.FOREGROUND) {
result = (Collection) this.foregroundDomainMarkers.get(key);
}
else if (layer == Layer.BACKGROUND) {
result = (Collection) this.backgroundDomainMarkers.get(key);
}
if (result != null) {
result = Collections.unmodifiableCollection(result);
}
return result;
}
/**
* Returns a collection of range markers for a particular renderer and
* layer.
*
* @param index the renderer index.
* @param layer the layer.
*
* @return A collection of markers (possibly null).
*
* @see #getDomainMarkers(int, Layer)
*/
public Collection getRangeMarkers(int index, Layer layer) {
Collection result = null;
Integer key = new Integer(index);
if (layer == Layer.FOREGROUND) {
result = (Collection) this.foregroundRangeMarkers.get(key);
}
else if (layer == Layer.BACKGROUND) {
result = (Collection) this.backgroundRangeMarkers.get(key);
}
if (result != null) {
result = Collections.unmodifiableCollection(result);
}
return result;
}
/**
* Utility method for drawing a horizontal line across the data area of the
* plot.
*
* @param g2 the graphics device.
* @param dataArea the data area.
* @param value the coordinate, where to draw the line.
* @param stroke the stroke to use.
* @param paint the paint to use.
*/
protected void drawHorizontalLine(Graphics2D g2, Rectangle2D dataArea,
double value, Stroke stroke,
Paint paint) {
ValueAxis axis = getRangeAxis();
if (getOrientation() == PlotOrientation.HORIZONTAL) {
axis = getDomainAxis();
}
if (axis.getRange().contains(value)) {
double yy = axis.valueToJava2D(value, dataArea, RectangleEdge.LEFT);
Line2D line = new Line2D.Double(dataArea.getMinX(), yy,
dataArea.getMaxX(), yy);
g2.setStroke(stroke);
g2.setPaint(paint);
g2.draw(line);
}
}
/**
* Draws a domain crosshair.
*
* @param g2 the graphics target.
* @param dataArea the data area.
* @param orientation the plot orientation.
* @param value the crosshair value.
* @param axis the axis against which the value is measured.
* @param stroke the stroke used to draw the crosshair line.
* @param paint the paint used to draw the crosshair line.
*
* @since 1.0.4
*/
protected void drawDomainCrosshair(Graphics2D g2, Rectangle2D dataArea,
PlotOrientation orientation, double value, ValueAxis axis,
Stroke stroke, Paint paint) {
if (!axis.getRange().contains(value)) {
return;
}
Line2D line;
if (orientation == PlotOrientation.VERTICAL) {
double xx = axis.valueToJava2D(value, dataArea,
RectangleEdge.BOTTOM);
line = new Line2D.Double(xx, dataArea.getMinY(), xx,
dataArea.getMaxY());
} else {
double yy = axis.valueToJava2D(value, dataArea,
RectangleEdge.LEFT);
line = new Line2D.Double(dataArea.getMinX(), yy,
dataArea.getMaxX(), yy);
}
Object saved = g2.getRenderingHint(RenderingHints.KEY_STROKE_CONTROL);
g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL,
RenderingHints.VALUE_STROKE_NORMALIZE);
g2.setStroke(stroke);
g2.setPaint(paint);
g2.draw(line);
g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, saved);
}
/**
* Utility method for drawing a vertical line on the data area of the plot.
*
* @param g2 the graphics device.
* @param dataArea the data area.
* @param value the coordinate, where to draw the line.
* @param stroke the stroke to use.
* @param paint the paint to use.
*/
protected void drawVerticalLine(Graphics2D g2, Rectangle2D dataArea,
double value, Stroke stroke, Paint paint) {
ValueAxis axis = getDomainAxis();
if (getOrientation() == PlotOrientation.HORIZONTAL) {
axis = getRangeAxis();
}
if (axis.getRange().contains(value)) {
double xx = axis.valueToJava2D(value, dataArea,
RectangleEdge.BOTTOM);
Line2D line = new Line2D.Double(xx, dataArea.getMinY(), xx,
dataArea.getMaxY());
g2.setStroke(stroke);
g2.setPaint(paint);
g2.draw(line);
}
}
/**
* Draws a range crosshair.
*
* @param g2 the graphics target.
* @param dataArea the data area.
* @param orientation the plot orientation.
* @param value the crosshair value.
* @param axis the axis against which the value is measured.
* @param stroke the stroke used to draw the crosshair line.
* @param paint the paint used to draw the crosshair line.
*
* @since 1.0.4
*/
protected void drawRangeCrosshair(Graphics2D g2, Rectangle2D dataArea,
PlotOrientation orientation, double value, ValueAxis axis,
Stroke stroke, Paint paint) {
if (!axis.getRange().contains(value)) {
return;
}
Object saved = g2.getRenderingHint(RenderingHints.KEY_STROKE_CONTROL);
g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL,
RenderingHints.VALUE_STROKE_NORMALIZE);
Line2D line;
if (orientation == PlotOrientation.HORIZONTAL) {
double xx = axis.valueToJava2D(value, dataArea,
RectangleEdge.BOTTOM);
line = new Line2D.Double(xx, dataArea.getMinY(), xx,
dataArea.getMaxY());
} else {
double yy = axis.valueToJava2D(value, dataArea, RectangleEdge.LEFT);
line = new Line2D.Double(dataArea.getMinX(), yy,
dataArea.getMaxX(), yy);
}
g2.setStroke(stroke);
g2.setPaint(paint);
g2.draw(line);
g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, saved);
}
/**
* Handles a 'click' on the plot by updating the anchor values.
*
* @param x the x-coordinate, where the click occurred, in Java2D space.
* @param y the y-coordinate, where the click occurred, in Java2D space.
* @param info object containing information about the plot dimensions.
*/
@Override
public void handleClick(int x, int y, PlotRenderingInfo info) {
Rectangle2D dataArea = info.getDataArea();
if (dataArea.contains(x, y)) {
// set the anchor value for the horizontal axis...
ValueAxis xaxis = getDomainAxis();
if (xaxis != null) {
double hvalue = xaxis.java2DToValue(x, info.getDataArea(),
getDomainAxisEdge());
setDomainCrosshairValue(hvalue);
}
// set the anchor value for the vertical axis...
ValueAxis yaxis = getRangeAxis();
if (yaxis != null) {
double vvalue = yaxis.java2DToValue(y, info.getDataArea(),
getRangeAxisEdge());
setRangeCrosshairValue(vvalue);
}
}
}
/**
* A utility method that returns a list of datasets that are mapped to a
* particular axis.
*
* @param axisIndex the axis index (null not permitted).
*
* @return A list of datasets.
*/
private List getDatasetsMappedToDomainAxis(Integer axisIndex) {
ParamChecks.nullNotPermitted(axisIndex, "axisIndex");
List result = new ArrayList();
for (Entry entry : this.datasets.entrySet()) {
int index = entry.getKey();
List mappedAxes = this.datasetToDomainAxesMap.get(index);
if (mappedAxes == null) {
if (axisIndex.equals(ZERO)) {
result.add(entry.getValue());
}
} else {
if (mappedAxes.contains(axisIndex)) {
result.add(entry.getValue());
}
}
}
return result;
}
/**
* A utility method that returns a list of datasets that are mapped to a
* particular axis.
*
* @param axisIndex the axis index (null not permitted).
*
* @return A list of datasets.
*/
private List getDatasetsMappedToRangeAxis(Integer axisIndex) {
ParamChecks.nullNotPermitted(axisIndex, "axisIndex");
List result = new ArrayList();
for (Entry entry : this.datasets.entrySet()) {
int index = entry.getKey();
List mappedAxes = this.datasetToRangeAxesMap.get(index);
if (mappedAxes == null) {
if (axisIndex.equals(ZERO)) {
result.add(entry.getValue());
}
} else {
if (mappedAxes.contains(axisIndex)) {
result.add(entry.getValue());
}
}
}
return result;
}
/**
* Returns the index of the given domain axis.
*
* @param axis the axis.
*
* @return The axis index.
*
* @see #getRangeAxisIndex(ValueAxis)
*/
public int getDomainAxisIndex(ValueAxis axis) {
int result = findDomainAxisIndex(axis);
if (result < 0) {
// try the parent plot
Plot parent = getParent();
if (parent instanceof XYPlot) {
XYPlot p = (XYPlot) parent;
result = p.getDomainAxisIndex(axis);
}
}
return result;
}
private int findDomainAxisIndex(ValueAxis axis) {
for (Map.Entry entry : this.domainAxes.entrySet()) {
if (entry.getValue() == axis) {
return entry.getKey();
}
}
return -1;
}
/**
* Returns the index of the given range axis.
*
* @param axis the axis.
*
* @return The axis index.
*
* @see #getDomainAxisIndex(ValueAxis)
*/
public int getRangeAxisIndex(ValueAxis axis) {
int result = findRangeAxisIndex(axis);
if (result < 0) {
// try the parent plot
Plot parent = getParent();
if (parent instanceof XYPlot) {
XYPlot p = (XYPlot) parent;
result = p.getRangeAxisIndex(axis);
}
}
return result;
}
private int findRangeAxisIndex(ValueAxis axis) {
for (Map.Entry entry : this.rangeAxes.entrySet()) {
if (entry.getValue() == axis) {
return entry.getKey();
}
}
return -1;
}
/**
* Returns the range for the specified axis.
*
* @param axis the axis.
*
* @return The range.
*/
@Override
public Range getDataRange(ValueAxis axis) {
Range result = null;
List mappedDatasets = new ArrayList();
List includedAnnotations = new ArrayList();
boolean isDomainAxis = true;
// is it a domain axis?
int domainIndex = getDomainAxisIndex(axis);
if (domainIndex >= 0) {
isDomainAxis = true;
mappedDatasets.addAll(getDatasetsMappedToDomainAxis(domainIndex));
if (domainIndex == 0) {
// grab the plot's annotations
Iterator iterator = this.annotations.iterator();
while (iterator.hasNext()) {
XYAnnotation annotation = (XYAnnotation) iterator.next();
if (annotation instanceof XYAnnotationBoundsInfo) {
includedAnnotations.add(annotation);
}
}
}
}
// or is it a range axis?
int rangeIndex = getRangeAxisIndex(axis);
if (rangeIndex >= 0) {
isDomainAxis = false;
mappedDatasets.addAll(getDatasetsMappedToRangeAxis(rangeIndex));
if (rangeIndex == 0) {
Iterator iterator = this.annotations.iterator();
while (iterator.hasNext()) {
XYAnnotation annotation = (XYAnnotation) iterator.next();
if (annotation instanceof XYAnnotationBoundsInfo) {
includedAnnotations.add(annotation);
}
}
}
}
// iterate through the datasets that map to the axis and get the union
// of the ranges.
for (XYDataset d : mappedDatasets) {
if (d != null) {
XYItemRenderer r = getRendererForDataset(d);
if (isDomainAxis) {
if (r != null) {
result = Range.combine(result, r.findDomainBounds(d));
}
else {
result = Range.combine(result,
DatasetUtilities.findDomainBounds(d));
}
}
else {
if (r != null) {
result = Range.combine(result, r.findRangeBounds(d));
}
else {
result = Range.combine(result,
DatasetUtilities.findRangeBounds(d));
}
}
// FIXME: the XYItemRenderer interface doesn't specify the
// getAnnotations() method but it should
if (r instanceof AbstractXYItemRenderer) {
AbstractXYItemRenderer rr = (AbstractXYItemRenderer) r;
Collection c = rr.getAnnotations();
Iterator i = c.iterator();
while (i.hasNext()) {
XYAnnotation a = (XYAnnotation) i.next();
if (a instanceof XYAnnotationBoundsInfo) {
includedAnnotations.add(a);
}
}
}
}
}
Iterator it = includedAnnotations.iterator();
while (it.hasNext()) {
XYAnnotationBoundsInfo xyabi = (XYAnnotationBoundsInfo) it.next();
if (xyabi.getIncludeInDataBounds()) {
if (isDomainAxis) {
result = Range.combine(result, xyabi.getXRange());
}
else {
result = Range.combine(result, xyabi.getYRange());
}
}
}
return result;
}
/**
* Receives notification of a change to an {@link Annotation} added to
* this plot.
*
* @param event information about the event (not used here).
*
* @since 1.0.14
*/
@Override
public void annotationChanged(AnnotationChangeEvent event) {
if (getParent() != null) {
getParent().annotationChanged(event);
}
else {
PlotChangeEvent e = new PlotChangeEvent(this);
notifyListeners(e);
}
}
/**
* Receives notification of a change to the plot's dataset.
*
* The axis ranges are updated if necessary.
*
* @param event information about the event (not used here).
*/
@Override
public void datasetChanged(DatasetChangeEvent event) {
configureDomainAxes();
configureRangeAxes();
if (getParent() != null) {
getParent().datasetChanged(event);
}
else {
PlotChangeEvent e = new PlotChangeEvent(this);
e.setType(ChartChangeEventType.DATASET_UPDATED);
notifyListeners(e);
}
}
/**
* Receives notification of a renderer change event.
*
* @param event the event.
*/
@Override
public void rendererChanged(RendererChangeEvent event) {
// if the event was caused by a change to series visibility, then
// the axis ranges might need updating...
if (event.getSeriesVisibilityChanged()) {
configureDomainAxes();
configureRangeAxes();
}
fireChangeEvent();
}
/**
* Returns a flag indicating whether or not the domain crosshair is visible.
*
* @return The flag.
*
* @see #setDomainCrosshairVisible(boolean)
*/
public boolean isDomainCrosshairVisible() {
return this.domainCrosshairVisible;
}
/**
* Sets the flag indicating whether or not the domain crosshair is visible
* and, if the flag changes, sends a {@link PlotChangeEvent} to all
* registered listeners.
*
* @param flag the new value of the flag.
*
* @see #isDomainCrosshairVisible()
*/
public void setDomainCrosshairVisible(boolean flag) {
if (this.domainCrosshairVisible != flag) {
this.domainCrosshairVisible = flag;
fireChangeEvent();
}
}
/**
* Returns a flag indicating whether or not the crosshair should "lock-on"
* to actual data values.
*
* @return The flag.
*
* @see #setDomainCrosshairLockedOnData(boolean)
*/
public boolean isDomainCrosshairLockedOnData() {
return this.domainCrosshairLockedOnData;
}
/**
* Sets the flag indicating whether or not the domain crosshair should
* "lock-on" to actual data values. If the flag value changes, this
* method sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param flag the flag.
*
* @see #isDomainCrosshairLockedOnData()
*/
public void setDomainCrosshairLockedOnData(boolean flag) {
if (this.domainCrosshairLockedOnData != flag) {
this.domainCrosshairLockedOnData = flag;
fireChangeEvent();
}
}
/**
* Returns the domain crosshair value.
*
* @return The value.
*
* @see #setDomainCrosshairValue(double)
*/
public double getDomainCrosshairValue() {
return this.domainCrosshairValue;
}
/**
* Sets the domain crosshair value and sends a {@link PlotChangeEvent} to
* all registered listeners (provided that the domain crosshair is visible).
*
* @param value the value.
*
* @see #getDomainCrosshairValue()
*/
public void setDomainCrosshairValue(double value) {
setDomainCrosshairValue(value, true);
}
/**
* Sets the domain crosshair value and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners (provided that the
* domain crosshair is visible).
*
* @param value the new value.
* @param notify notify listeners?
*
* @see #getDomainCrosshairValue()
*/
public void setDomainCrosshairValue(double value, boolean notify) {
this.domainCrosshairValue = value;
if (isDomainCrosshairVisible() && notify) {
fireChangeEvent();
}
}
/**
* Returns the {@link Stroke} used to draw the crosshair (if visible).
*
* @return The crosshair stroke (never null).
*
* @see #setDomainCrosshairStroke(Stroke)
* @see #isDomainCrosshairVisible()
* @see #getDomainCrosshairPaint()
*/
public Stroke getDomainCrosshairStroke() {
return this.domainCrosshairStroke;
}
/**
* Sets the Stroke used to draw the crosshairs (if visible) and notifies
* registered listeners that the axis has been modified.
*
* @param stroke the new crosshair stroke (null not
* permitted).
*
* @see #getDomainCrosshairStroke()
*/
public void setDomainCrosshairStroke(Stroke stroke) {
ParamChecks.nullNotPermitted(stroke, "stroke");
this.domainCrosshairStroke = stroke;
fireChangeEvent();
}
/**
* Returns the domain crosshair paint.
*
* @return The crosshair paint (never null).
*
* @see #setDomainCrosshairPaint(Paint)
* @see #isDomainCrosshairVisible()
* @see #getDomainCrosshairStroke()
*/
public Paint getDomainCrosshairPaint() {
return this.domainCrosshairPaint;
}
/**
* Sets the paint used to draw the crosshairs (if visible) and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param paint the new crosshair paint (null not permitted).
*
* @see #getDomainCrosshairPaint()
*/
public void setDomainCrosshairPaint(Paint paint) {
ParamChecks.nullNotPermitted(paint, "paint");
this.domainCrosshairPaint = paint;
fireChangeEvent();
}
/**
* Returns a flag indicating whether or not the range crosshair is visible.
*
* @return The flag.
*
* @see #setRangeCrosshairVisible(boolean)
* @see #isDomainCrosshairVisible()
*/
public boolean isRangeCrosshairVisible() {
return this.rangeCrosshairVisible;
}
/**
* Sets the flag indicating whether or not the range crosshair is visible.
* If the flag value changes, this method sends a {@link PlotChangeEvent}
* to all registered listeners.
*
* @param flag the new value of the flag.
*
* @see #isRangeCrosshairVisible()
*/
public void setRangeCrosshairVisible(boolean flag) {
if (this.rangeCrosshairVisible != flag) {
this.rangeCrosshairVisible = flag;
fireChangeEvent();
}
}
/**
* Returns a flag indicating whether or not the crosshair should "lock-on"
* to actual data values.
*
* @return The flag.
*
* @see #setRangeCrosshairLockedOnData(boolean)
*/
public boolean isRangeCrosshairLockedOnData() {
return this.rangeCrosshairLockedOnData;
}
/**
* Sets the flag indicating whether or not the range crosshair should
* "lock-on" to actual data values. If the flag value changes, this method
* sends a {@link PlotChangeEvent} to all registered listeners.
*
* @param flag the flag.
*
* @see #isRangeCrosshairLockedOnData()
*/
public void setRangeCrosshairLockedOnData(boolean flag) {
if (this.rangeCrosshairLockedOnData != flag) {
this.rangeCrosshairLockedOnData = flag;
fireChangeEvent();
}
}
/**
* Returns the range crosshair value.
*
* @return The value.
*
* @see #setRangeCrosshairValue(double)
*/
public double getRangeCrosshairValue() {
return this.rangeCrosshairValue;
}
/**
* Sets the range crosshair value.
*
* Registered listeners are notified that the plot has been modified, but
* only if the crosshair is visible.
*
* @param value the new value.
*
* @see #getRangeCrosshairValue()
*/
public void setRangeCrosshairValue(double value) {
setRangeCrosshairValue(value, true);
}
/**
* Sets the range crosshair value and sends a {@link PlotChangeEvent} to
* all registered listeners, but only if the crosshair is visible.
*
* @param value the new value.
* @param notify a flag that controls whether or not listeners are
* notified.
*
* @see #getRangeCrosshairValue()
*/
public void setRangeCrosshairValue(double value, boolean notify) {
this.rangeCrosshairValue = value;
if (isRangeCrosshairVisible() && notify) {
fireChangeEvent();
}
}
/**
* Returns the stroke used to draw the crosshair (if visible).
*
* @return The crosshair stroke (never null).
*
* @see #setRangeCrosshairStroke(Stroke)
* @see #isRangeCrosshairVisible()
* @see #getRangeCrosshairPaint()
*/
public Stroke getRangeCrosshairStroke() {
return this.rangeCrosshairStroke;
}
/**
* Sets the stroke used to draw the crosshairs (if visible) and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param stroke the new crosshair stroke (null not
* permitted).
*
* @see #getRangeCrosshairStroke()
*/
public void setRangeCrosshairStroke(Stroke stroke) {
ParamChecks.nullNotPermitted(stroke, "stroke");
this.rangeCrosshairStroke = stroke;
fireChangeEvent();
}
/**
* Returns the range crosshair paint.
*
* @return The crosshair paint (never null).
*
* @see #setRangeCrosshairPaint(Paint)
* @see #isRangeCrosshairVisible()
* @see #getRangeCrosshairStroke()
*/
public Paint getRangeCrosshairPaint() {
return this.rangeCrosshairPaint;
}
/**
* Sets the paint used to color the crosshairs (if visible) and sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param paint the new crosshair paint (null not permitted).
*
* @see #getRangeCrosshairPaint()
*/
public void setRangeCrosshairPaint(Paint paint) {
ParamChecks.nullNotPermitted(paint, "paint");
this.rangeCrosshairPaint = paint;
fireChangeEvent();
}
/**
* Returns the fixed domain axis space.
*
* @return The fixed domain axis space (possibly null).
*
* @see #setFixedDomainAxisSpace(AxisSpace)
*/
public AxisSpace getFixedDomainAxisSpace() {
return this.fixedDomainAxisSpace;
}
/**
* Sets the fixed domain axis space and sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* @param space the space (null permitted).
*
* @see #getFixedDomainAxisSpace()
*/
public void setFixedDomainAxisSpace(AxisSpace space) {
setFixedDomainAxisSpace(space, true);
}
/**
* Sets the fixed domain axis space and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param space the space (null permitted).
* @param notify notify listeners?
*
* @see #getFixedDomainAxisSpace()
*
* @since 1.0.9
*/
public void setFixedDomainAxisSpace(AxisSpace space, boolean notify) {
this.fixedDomainAxisSpace = space;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the fixed range axis space.
*
* @return The fixed range axis space (possibly null).
*
* @see #setFixedRangeAxisSpace(AxisSpace)
*/
public AxisSpace getFixedRangeAxisSpace() {
return this.fixedRangeAxisSpace;
}
/**
* Sets the fixed range axis space and sends a {@link PlotChangeEvent} to
* all registered listeners.
*
* @param space the space (null permitted).
*
* @see #getFixedRangeAxisSpace()
*/
public void setFixedRangeAxisSpace(AxisSpace space) {
setFixedRangeAxisSpace(space, true);
}
/**
* Sets the fixed range axis space and, if requested, sends a
* {@link PlotChangeEvent} to all registered listeners.
*
* @param space the space (null permitted).
* @param notify notify listeners?
*
* @see #getFixedRangeAxisSpace()
*
* @since 1.0.9
*/
public void setFixedRangeAxisSpace(AxisSpace space, boolean notify) {
this.fixedRangeAxisSpace = space;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns true if panning is enabled for the domain axes,
* and false otherwise.
*
* @return A boolean.
*
* @since 1.0.13
*/
@Override
public boolean isDomainPannable() {
return this.domainPannable;
}
/**
* Sets the flag that enables or disables panning of the plot along the
* domain axes.
*
* @param pannable the new flag value.
*
* @since 1.0.13
*/
public void setDomainPannable(boolean pannable) {
this.domainPannable = pannable;
}
/**
* Returns {@code true} if panning is enabled for the range axis/axes,
* and {@code false} otherwise. The default value is {@code false}.
*
* @return A boolean.
*
* @since 1.0.13
*/
@Override
public boolean isRangePannable() {
return this.rangePannable;
}
/**
* Sets the flag that enables or disables panning of the plot along
* the range axis/axes.
*
* @param pannable the new flag value.
*
* @since 1.0.13
*/
public void setRangePannable(boolean pannable) {
this.rangePannable = pannable;
}
/**
* Pans the domain axes by the specified percentage.
*
* @param percent the distance to pan (as a percentage of the axis length).
* @param info the plot info
* @param source the source point where the pan action started.
*
* @since 1.0.13
*/
@Override
public void panDomainAxes(double percent, PlotRenderingInfo info,
Point2D source) {
if (!isDomainPannable()) {
return;
}
int domainAxisCount = getDomainAxisCount();
for (int i = 0; i < domainAxisCount; i++) {
ValueAxis axis = getDomainAxis(i);
if (axis == null) {
continue;
}
if (axis.isInverted()) {
percent = -percent;
}
axis.pan(percent);
}
}
/**
* Pans the range axes by the specified percentage.
*
* @param percent the distance to pan (as a percentage of the axis length).
* @param info the plot info
* @param source the source point where the pan action started.
*
* @since 1.0.13
*/
@Override
public void panRangeAxes(double percent, PlotRenderingInfo info,
Point2D source) {
if (!isRangePannable()) {
return;
}
int rangeAxisCount = getRangeAxisCount();
for (int i = 0; i < rangeAxisCount; i++) {
ValueAxis axis = getRangeAxis(i);
if (axis == null) {
continue;
}
if (axis.isInverted()) {
percent = -percent;
}
axis.pan(percent);
}
}
/**
* Multiplies the range on the domain axis/axes by the specified factor.
*
* @param factor the zoom factor.
* @param info the plot rendering info.
* @param source the source point (in Java2D space).
*
* @see #zoomRangeAxes(double, PlotRenderingInfo, Point2D)
*/
@Override
public void zoomDomainAxes(double factor, PlotRenderingInfo info,
Point2D source) {
// delegate to other method
zoomDomainAxes(factor, info, source, false);
}
/**
* Multiplies the range on the domain axis/axes by the specified factor.
*
* @param factor the zoom factor.
* @param info the plot rendering info.
* @param source the source point (in Java2D space).
* @param useAnchor use source point as zoom anchor?
*
* @see #zoomRangeAxes(double, PlotRenderingInfo, Point2D, boolean)
*
* @since 1.0.7
*/
@Override
public void zoomDomainAxes(double factor, PlotRenderingInfo info,
Point2D source, boolean useAnchor) {
// perform the zoom on each domain axis
for (ValueAxis xAxis : this.domainAxes.values()) {
if (xAxis == null) {
continue;
}
if (useAnchor) {
// get the relevant source coordinate given the plot orientation
double sourceX = source.getX();
if (this.orientation == PlotOrientation.HORIZONTAL) {
sourceX = source.getY();
}
double anchorX = xAxis.java2DToValue(sourceX,
info.getDataArea(), getDomainAxisEdge());
xAxis.resizeRange2(factor, anchorX);
} else {
xAxis.resizeRange(factor);
}
}
}
/**
* Zooms in on the domain axis/axes. The new lower and upper bounds are
* specified as percentages of the current axis range, where 0 percent is
* the current lower bound and 100 percent is the current upper bound.
*
* @param lowerPercent a percentage that determines the new lower bound
* for the axis (e.g. 0.20 is twenty percent).
* @param upperPercent a percentage that determines the new upper bound
* for the axis (e.g. 0.80 is eighty percent).
* @param info the plot rendering info.
* @param source the source point (ignored).
*
* @see #zoomRangeAxes(double, double, PlotRenderingInfo, Point2D)
*/
@Override
public void zoomDomainAxes(double lowerPercent, double upperPercent,
PlotRenderingInfo info, Point2D source) {
for (ValueAxis xAxis : this.domainAxes.values()) {
if (xAxis != null) {
xAxis.zoomRange(lowerPercent, upperPercent);
}
}
}
/**
* Multiplies the range on the range axis/axes by the specified factor.
*
* @param factor the zoom factor.
* @param info the plot rendering info.
* @param source the source point.
*
* @see #zoomDomainAxes(double, PlotRenderingInfo, Point2D, boolean)
*/
@Override
public void zoomRangeAxes(double factor, PlotRenderingInfo info,
Point2D source) {
// delegate to other method
zoomRangeAxes(factor, info, source, false);
}
/**
* Multiplies the range on the range axis/axes by the specified factor.
*
* @param factor the zoom factor.
* @param info the plot rendering info.
* @param source the source point.
* @param useAnchor a flag that controls whether or not the source point
* is used for the zoom anchor.
*
* @see #zoomDomainAxes(double, PlotRenderingInfo, Point2D, boolean)
*
* @since 1.0.7
*/
@Override
public void zoomRangeAxes(double factor, PlotRenderingInfo info,
Point2D source, boolean useAnchor) {
// perform the zoom on each range axis
for (ValueAxis yAxis : this.rangeAxes.values()) {
if (yAxis == null) {
continue;
}
if (useAnchor) {
// get the relevant source coordinate given the plot orientation
double sourceY = source.getY();
if (this.orientation == PlotOrientation.HORIZONTAL) {
sourceY = source.getX();
}
double anchorY = yAxis.java2DToValue(sourceY,
info.getDataArea(), getRangeAxisEdge());
yAxis.resizeRange2(factor, anchorY);
} else {
yAxis.resizeRange(factor);
}
}
}
/**
* Zooms in on the range axes.
*
* @param lowerPercent the lower bound.
* @param upperPercent the upper bound.
* @param info the plot rendering info.
* @param source the source point.
*
* @see #zoomDomainAxes(double, double, PlotRenderingInfo, Point2D)
*/
@Override
public void zoomRangeAxes(double lowerPercent, double upperPercent,
PlotRenderingInfo info, Point2D source) {
for (ValueAxis yAxis : this.rangeAxes.values()) {
if (yAxis != null) {
yAxis.zoomRange(lowerPercent, upperPercent);
}
}
}
/**
* Returns true, indicating that the domain axis/axes for this
* plot are zoomable.
*
* @return A boolean.
*
* @see #isRangeZoomable()
*/
@Override
public boolean isDomainZoomable() {
return true;
}
/**
* Returns true, indicating that the range axis/axes for this
* plot are zoomable.
*
* @return A boolean.
*
* @see #isDomainZoomable()
*/
@Override
public boolean isRangeZoomable() {
return true;
}
/**
* Returns the number of series in the primary dataset for this plot. If
* the dataset is null, the method returns 0.
*
* @return The series count.
*/
public int getSeriesCount() {
int result = 0;
XYDataset dataset = getDataset();
if (dataset != null) {
result = dataset.getSeriesCount();
}
return result;
}
/**
* Returns the fixed legend items, if any.
*
* @return The legend items (possibly null).
*
* @see #setFixedLegendItems(LegendItemCollection)
*/
public LegendItemCollection getFixedLegendItems() {
return this.fixedLegendItems;
}
/**
* Sets the fixed legend items for the plot. Leave this set to
* null if you prefer the legend items to be created
* automatically.
*
* @param items the legend items (null permitted).
*
* @see #getFixedLegendItems()
*/
public void setFixedLegendItems(LegendItemCollection items) {
this.fixedLegendItems = items;
fireChangeEvent();
}
/**
* Returns the legend items for the plot. Each legend item is generated by
* the plot's renderer, since the renderer is responsible for the visual
* representation of the data.
*
* @return The legend items.
*/
@Override
public LegendItemCollection getLegendItems() {
if (this.fixedLegendItems != null) {
return this.fixedLegendItems;
}
LegendItemCollection result = new LegendItemCollection();
for (XYDataset dataset : this.datasets.values()) {
if (dataset == null) {
continue;
}
int datasetIndex = indexOf(dataset);
XYItemRenderer renderer = getRenderer(datasetIndex);
if (renderer == null) {
renderer = getRenderer(0);
}
if (renderer != null) {
int seriesCount = dataset.getSeriesCount();
for (int i = 0; i < seriesCount; i++) {
if (renderer.isSeriesVisible(i)
&& renderer.isSeriesVisibleInLegend(i)) {
LegendItem item = renderer.getLegendItem(
datasetIndex, i);
if (item != null) {
result.add(item);
}
}
}
}
}
return result;
}
/**
* Tests this plot for equality with another object.
*
* @param obj the object (null permitted).
*
* @return true or false.
*/
@Override
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (!(obj instanceof XYPlot)) {
return false;
}
XYPlot that = (XYPlot) obj;
if (this.weight != that.weight) {
return false;
}
if (this.orientation != that.orientation) {
return false;
}
if (!this.domainAxes.equals(that.domainAxes)) {
return false;
}
if (!this.domainAxisLocations.equals(that.domainAxisLocations)) {
return false;
}
if (this.rangeCrosshairLockedOnData
!= that.rangeCrosshairLockedOnData) {
return false;
}
if (this.domainGridlinesVisible != that.domainGridlinesVisible) {
return false;
}
if (this.rangeGridlinesVisible != that.rangeGridlinesVisible) {
return false;
}
if (this.domainMinorGridlinesVisible
!= that.domainMinorGridlinesVisible) {
return false;
}
if (this.rangeMinorGridlinesVisible
!= that.rangeMinorGridlinesVisible) {
return false;
}
if (this.domainZeroBaselineVisible != that.domainZeroBaselineVisible) {
return false;
}
if (this.rangeZeroBaselineVisible != that.rangeZeroBaselineVisible) {
return false;
}
if (this.domainCrosshairVisible != that.domainCrosshairVisible) {
return false;
}
if (this.domainCrosshairValue != that.domainCrosshairValue) {
return false;
}
if (this.domainCrosshairLockedOnData
!= that.domainCrosshairLockedOnData) {
return false;
}
if (this.rangeCrosshairVisible != that.rangeCrosshairVisible) {
return false;
}
if (this.rangeCrosshairValue != that.rangeCrosshairValue) {
return false;
}
if (!ObjectUtilities.equal(this.axisOffset, that.axisOffset)) {
return false;
}
if (!ObjectUtilities.equal(this.renderers, that.renderers)) {
return false;
}
if (!ObjectUtilities.equal(this.rangeAxes, that.rangeAxes)) {
return false;
}
if (!this.rangeAxisLocations.equals(that.rangeAxisLocations)) {
return false;
}
if (!ObjectUtilities.equal(this.datasetToDomainAxesMap,
that.datasetToDomainAxesMap)) {
return false;
}
if (!ObjectUtilities.equal(this.datasetToRangeAxesMap,
that.datasetToRangeAxesMap)) {
return false;
}
if (!ObjectUtilities.equal(this.domainGridlineStroke,
that.domainGridlineStroke)) {
return false;
}
if (!PaintUtilities.equal(this.domainGridlinePaint,
that.domainGridlinePaint)) {
return false;
}
if (!ObjectUtilities.equal(this.rangeGridlineStroke,
that.rangeGridlineStroke)) {
return false;
}
if (!PaintUtilities.equal(this.rangeGridlinePaint,
that.rangeGridlinePaint)) {
return false;
}
if (!ObjectUtilities.equal(this.domainMinorGridlineStroke,
that.domainMinorGridlineStroke)) {
return false;
}
if (!PaintUtilities.equal(this.domainMinorGridlinePaint,
that.domainMinorGridlinePaint)) {
return false;
}
if (!ObjectUtilities.equal(this.rangeMinorGridlineStroke,
that.rangeMinorGridlineStroke)) {
return false;
}
if (!PaintUtilities.equal(this.rangeMinorGridlinePaint,
that.rangeMinorGridlinePaint)) {
return false;
}
if (!PaintUtilities.equal(this.domainZeroBaselinePaint,
that.domainZeroBaselinePaint)) {
return false;
}
if (!ObjectUtilities.equal(this.domainZeroBaselineStroke,
that.domainZeroBaselineStroke)) {
return false;
}
if (!PaintUtilities.equal(this.rangeZeroBaselinePaint,
that.rangeZeroBaselinePaint)) {
return false;
}
if (!ObjectUtilities.equal(this.rangeZeroBaselineStroke,
that.rangeZeroBaselineStroke)) {
return false;
}
if (!ObjectUtilities.equal(this.domainCrosshairStroke,
that.domainCrosshairStroke)) {
return false;
}
if (!PaintUtilities.equal(this.domainCrosshairPaint,
that.domainCrosshairPaint)) {
return false;
}
if (!ObjectUtilities.equal(this.rangeCrosshairStroke,
that.rangeCrosshairStroke)) {
return false;
}
if (!PaintUtilities.equal(this.rangeCrosshairPaint,
that.rangeCrosshairPaint)) {
return false;
}
if (!ObjectUtilities.equal(this.foregroundDomainMarkers,
that.foregroundDomainMarkers)) {
return false;
}
if (!ObjectUtilities.equal(this.backgroundDomainMarkers,
that.backgroundDomainMarkers)) {
return false;
}
if (!ObjectUtilities.equal(this.foregroundRangeMarkers,
that.foregroundRangeMarkers)) {
return false;
}
if (!ObjectUtilities.equal(this.backgroundRangeMarkers,
that.backgroundRangeMarkers)) {
return false;
}
if (!ObjectUtilities.equal(this.foregroundDomainMarkers,
that.foregroundDomainMarkers)) {
return false;
}
if (!ObjectUtilities.equal(this.backgroundDomainMarkers,
that.backgroundDomainMarkers)) {
return false;
}
if (!ObjectUtilities.equal(this.foregroundRangeMarkers,
that.foregroundRangeMarkers)) {
return false;
}
if (!ObjectUtilities.equal(this.backgroundRangeMarkers,
that.backgroundRangeMarkers)) {
return false;
}
if (!ObjectUtilities.equal(this.annotations, that.annotations)) {
return false;
}
if (!ObjectUtilities.equal(this.fixedLegendItems,
that.fixedLegendItems)) {
return false;
}
if (!PaintUtilities.equal(this.domainTickBandPaint,
that.domainTickBandPaint)) {
return false;
}
if (!PaintUtilities.equal(this.rangeTickBandPaint,
that.rangeTickBandPaint)) {
return false;
}
if (!this.quadrantOrigin.equals(that.quadrantOrigin)) {
return false;
}
for (int i = 0; i < 4; i++) {
if (!PaintUtilities.equal(this.quadrantPaint[i],
that.quadrantPaint[i])) {
return false;
}
}
if (!ObjectUtilities.equal(this.shadowGenerator,
that.shadowGenerator)) {
return false;
}
return super.equals(obj);
}
/**
* Returns a clone of the plot.
*
* @return A clone.
*
* @throws CloneNotSupportedException this can occur if some component of
* the plot cannot be cloned.
*/
@Override
public Object clone() throws CloneNotSupportedException {
XYPlot clone = (XYPlot) super.clone();
clone.domainAxes = CloneUtils.cloneMapValues(this.domainAxes);
for (ValueAxis axis : clone.domainAxes.values()) {
if (axis != null) {
axis.setPlot(clone);
axis.addChangeListener(clone);
}
}
clone.rangeAxes = CloneUtils.cloneMapValues(this.rangeAxes);
for (ValueAxis axis : clone.rangeAxes.values()) {
if (axis != null) {
axis.setPlot(clone);
axis.addChangeListener(clone);
}
}
clone.domainAxisLocations = new HashMap(
this.domainAxisLocations);
clone.rangeAxisLocations = new HashMap(
this.rangeAxisLocations);
// the datasets are not cloned, but listeners need to be added...
clone.datasets = new HashMap(this.datasets);
for (XYDataset dataset : clone.datasets.values()) {
if (dataset != null) {
dataset.addChangeListener(clone);
}
}
clone.datasetToDomainAxesMap = new TreeMap();
clone.datasetToDomainAxesMap.putAll(this.datasetToDomainAxesMap);
clone.datasetToRangeAxesMap = new TreeMap();
clone.datasetToRangeAxesMap.putAll(this.datasetToRangeAxesMap);
clone.renderers = CloneUtils.cloneMapValues(this.renderers);
for (XYItemRenderer renderer : clone.renderers.values()) {
if (renderer != null) {
renderer.setPlot(clone);
renderer.addChangeListener(clone);
}
}
clone.foregroundDomainMarkers = (Map) ObjectUtilities.clone(
this.foregroundDomainMarkers);
clone.backgroundDomainMarkers = (Map) ObjectUtilities.clone(
this.backgroundDomainMarkers);
clone.foregroundRangeMarkers = (Map) ObjectUtilities.clone(
this.foregroundRangeMarkers);
clone.backgroundRangeMarkers = (Map) ObjectUtilities.clone(
this.backgroundRangeMarkers);
clone.annotations = (List) ObjectUtilities.deepClone(this.annotations);
if (this.fixedDomainAxisSpace != null) {
clone.fixedDomainAxisSpace = (AxisSpace) ObjectUtilities.clone(
this.fixedDomainAxisSpace);
}
if (this.fixedRangeAxisSpace != null) {
clone.fixedRangeAxisSpace = (AxisSpace) ObjectUtilities.clone(
this.fixedRangeAxisSpace);
}
if (this.fixedLegendItems != null) {
clone.fixedLegendItems
= (LegendItemCollection) this.fixedLegendItems.clone();
}
clone.quadrantOrigin = (Point2D) ObjectUtilities.clone(
this.quadrantOrigin);
clone.quadrantPaint = this.quadrantPaint.clone();
return clone;
}
/**
* Provides serialization support.
*
* @param stream the output stream.
*
* @throws IOException if there is an I/O error.
*/
private void writeObject(ObjectOutputStream stream) throws IOException {
stream.defaultWriteObject();
SerialUtilities.writeStroke(this.domainGridlineStroke, stream);
SerialUtilities.writePaint(this.domainGridlinePaint, stream);
SerialUtilities.writeStroke(this.rangeGridlineStroke, stream);
SerialUtilities.writePaint(this.rangeGridlinePaint, stream);
SerialUtilities.writeStroke(this.domainMinorGridlineStroke, stream);
SerialUtilities.writePaint(this.domainMinorGridlinePaint, stream);
SerialUtilities.writeStroke(this.rangeMinorGridlineStroke, stream);
SerialUtilities.writePaint(this.rangeMinorGridlinePaint, stream);
SerialUtilities.writeStroke(this.rangeZeroBaselineStroke, stream);
SerialUtilities.writePaint(this.rangeZeroBaselinePaint, stream);
SerialUtilities.writeStroke(this.domainCrosshairStroke, stream);
SerialUtilities.writePaint(this.domainCrosshairPaint, stream);
SerialUtilities.writeStroke(this.rangeCrosshairStroke, stream);
SerialUtilities.writePaint(this.rangeCrosshairPaint, stream);
SerialUtilities.writePaint(this.domainTickBandPaint, stream);
SerialUtilities.writePaint(this.rangeTickBandPaint, stream);
SerialUtilities.writePoint2D(this.quadrantOrigin, stream);
for (int i = 0; i < 4; i++) {
SerialUtilities.writePaint(this.quadrantPaint[i], stream);
}
SerialUtilities.writeStroke(this.domainZeroBaselineStroke, stream);
SerialUtilities.writePaint(this.domainZeroBaselinePaint, stream);
}
/**
* Provides serialization support.
*
* @param stream the input stream.
*
* @throws IOException if there is an I/O error.
* @throws ClassNotFoundException if there is a classpath problem.
*/
private void readObject(ObjectInputStream stream)
throws IOException, ClassNotFoundException {
stream.defaultReadObject();
this.domainGridlineStroke = SerialUtilities.readStroke(stream);
this.domainGridlinePaint = SerialUtilities.readPaint(stream);
this.rangeGridlineStroke = SerialUtilities.readStroke(stream);
this.rangeGridlinePaint = SerialUtilities.readPaint(stream);
this.domainMinorGridlineStroke = SerialUtilities.readStroke(stream);
this.domainMinorGridlinePaint = SerialUtilities.readPaint(stream);
this.rangeMinorGridlineStroke = SerialUtilities.readStroke(stream);
this.rangeMinorGridlinePaint = SerialUtilities.readPaint(stream);
this.rangeZeroBaselineStroke = SerialUtilities.readStroke(stream);
this.rangeZeroBaselinePaint = SerialUtilities.readPaint(stream);
this.domainCrosshairStroke = SerialUtilities.readStroke(stream);
this.domainCrosshairPaint = SerialUtilities.readPaint(stream);
this.rangeCrosshairStroke = SerialUtilities.readStroke(stream);
this.rangeCrosshairPaint = SerialUtilities.readPaint(stream);
this.domainTickBandPaint = SerialUtilities.readPaint(stream);
this.rangeTickBandPaint = SerialUtilities.readPaint(stream);
this.quadrantOrigin = SerialUtilities.readPoint2D(stream);
this.quadrantPaint = new Paint[4];
for (int i = 0; i < 4; i++) {
this.quadrantPaint[i] = SerialUtilities.readPaint(stream);
}
this.domainZeroBaselineStroke = SerialUtilities.readStroke(stream);
this.domainZeroBaselinePaint = SerialUtilities.readPaint(stream);
// register the plot as a listener with its axes, datasets, and
// renderers...
for (ValueAxis axis : this.domainAxes.values()) {
if (axis != null) {
axis.setPlot(this);
axis.addChangeListener(this);
}
}
for (ValueAxis axis : this.rangeAxes.values()) {
if (axis != null) {
axis.setPlot(this);
axis.addChangeListener(this);
}
}
for (XYDataset dataset : this.datasets.values()) {
if (dataset != null) {
dataset.addChangeListener(this);
}
}
for (XYItemRenderer renderer : this.renderers.values()) {
if (renderer != null) {
renderer.addChangeListener(this);
}
}
}
}