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/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-present, by David Gilbert 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.]
*
* ---------------------
* AbstractRenderer.java
* ---------------------
* (C) Copyright 2002-present, by David Gilbert and Contributors.
*
* Original Author: David Gilbert;
* Contributor(s): Nicolas Brodu;
* Yuri Blankenstein;
*
*/
package org.jfree.chart.renderer;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics2D;
import java.awt.Paint;
import java.awt.Shape;
import java.awt.Stroke;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.util.Arrays;
import java.util.EventListener;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import javax.swing.event.EventListenerList;
import org.jfree.chart.ChartColor;
import org.jfree.chart.ChartHints;
import org.jfree.chart.HashUtils;
import org.jfree.chart.event.RendererChangeEvent;
import org.jfree.chart.event.RendererChangeListener;
import org.jfree.chart.labels.ItemLabelAnchor;
import org.jfree.chart.labels.ItemLabelPosition;
import org.jfree.chart.plot.DrawingSupplier;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.title.LegendTitle;
import org.jfree.chart.ui.RectangleInsets;
import org.jfree.chart.ui.TextAnchor;
import org.jfree.chart.util.BooleanList;
import org.jfree.chart.util.PaintList;
import org.jfree.chart.util.PaintUtils;
import org.jfree.chart.util.Args;
import org.jfree.chart.util.SerialUtils;
import org.jfree.chart.util.ShapeList;
import org.jfree.chart.util.ShapeUtils;
import org.jfree.chart.util.StrokeList;
import org.jfree.data.ItemKey;
/**
* Base class providing common services for renderers. Most methods that update
* attributes of the renderer will fire a {@link RendererChangeEvent}, which
* normally means the plot that owns the renderer will receive notification that
* the renderer has been changed (the plot will, in turn, notify the chart).
*/
public abstract class AbstractRenderer implements Cloneable, Serializable {
/** For serialization. */
private static final long serialVersionUID = -828267569428206075L;
/** Zero represented as a {@code double}. */
public static final Double ZERO = 0.0;
/** The default paint. */
public static final Paint DEFAULT_PAINT = Color.BLUE;
/** The default outline paint. */
public static final Paint DEFAULT_OUTLINE_PAINT = Color.GRAY;
/** The default stroke. */
public static final Stroke DEFAULT_STROKE = new BasicStroke(1.0f);
/** The default outline stroke. */
public static final Stroke DEFAULT_OUTLINE_STROKE = new BasicStroke(1.0f);
/** The default shape. */
public static final Shape DEFAULT_SHAPE
= new Rectangle2D.Double(-3.0, -3.0, 6.0, 6.0);
/** The default value label font. */
public static final Font DEFAULT_VALUE_LABEL_FONT
= new Font("SansSerif", Font.PLAIN, 10);
/** The default value label paint. */
public static final Paint DEFAULT_VALUE_LABEL_PAINT = Color.BLACK;
/** The default item label insets. */
public static final RectangleInsets DEFAULT_ITEM_LABEL_INSETS = new RectangleInsets(
2.0, 2.0, 2.0, 2.0);
/** A list of flags that controls whether or not each series is visible. */
private BooleanList seriesVisibleList;
/** The default visibility for all series. */
private boolean defaultSeriesVisible;
/**
* A list of flags that controls whether or not each series is visible in
* the legend.
*/
private BooleanList seriesVisibleInLegendList;
/** The default visibility for each series in the legend. */
private boolean defaultSeriesVisibleInLegend;
/** The paint list. */
private PaintList paintList;
/**
* A flag that controls whether or not the paintList is auto-populated
* in the {@link #lookupSeriesPaint(int)} method.
*/
private boolean autoPopulateSeriesPaint;
/** The default paint, used when there is no paint assigned for a series. */
private transient Paint defaultPaint;
/** The fill paint list. */
private PaintList fillPaintList;
/**
* A flag that controls whether or not the fillPaintList is auto-populated
* in the {@link #lookupSeriesFillPaint(int)} method.
*/
private boolean autoPopulateSeriesFillPaint;
/** The base fill paint. */
private transient Paint defaultFillPaint;
/** The outline paint list. */
private PaintList outlinePaintList;
/**
* A flag that controls whether or not the outlinePaintList is
* auto-populated in the {@link #lookupSeriesOutlinePaint(int)} method.
*/
private boolean autoPopulateSeriesOutlinePaint;
/** The base outline paint. */
private transient Paint defaultOutlinePaint;
/** The stroke list. */
private StrokeList strokeList;
/**
* A flag that controls whether or not the strokeList is auto-populated
* in the {@link #lookupSeriesStroke(int)} method.
*/
private boolean autoPopulateSeriesStroke;
/** The base stroke. */
private transient Stroke defaultStroke;
/** The outline stroke list. */
private StrokeList outlineStrokeList;
/** The base outline stroke. */
private transient Stroke defaultOutlineStroke;
/**
* A flag that controls whether or not the outlineStrokeList is
* auto-populated in the {@link #lookupSeriesOutlineStroke(int)} method.
*/
private boolean autoPopulateSeriesOutlineStroke;
/** A shape list. */
private ShapeList shapeList;
/**
* A flag that controls whether or not the shapeList is auto-populated
* in the {@link #lookupSeriesShape(int)} method.
*/
private boolean autoPopulateSeriesShape;
/** The base shape. */
private transient Shape defaultShape;
/** Visibility of the item labels PER series. */
private BooleanList itemLabelsVisibleList;
/** The base item labels visible. */
private boolean defaultItemLabelsVisible;
/** The item label font list (one font per series). */
private Map itemLabelFontMap;
/** The base item label font. */
private Font defaultItemLabelFont;
/** The item label paint list (one paint per series). */
private PaintList itemLabelPaintList;
/** The base item label paint. */
private transient Paint defaultItemLabelPaint;
/** Option to use contrast colors for item labels */
private boolean computeItemLabelContrastColor;
/** The positive item label position (per series). */
private Map positiveItemLabelPositionMap;
/** The fallback positive item label position. */
private ItemLabelPosition defaultPositiveItemLabelPosition;
/** The negative item label position (per series). */
private Map negativeItemLabelPositionMap;
/** The fallback negative item label position. */
private ItemLabelPosition defaultNegativeItemLabelPosition;
/** The item label insets. */
private RectangleInsets itemLabelInsets;
/**
* Flags that control whether or not entities are generated for each
* series. This will be overridden by 'createEntities'.
*/
private BooleanList createEntitiesList;
/**
* The default flag that controls whether or not entities are generated.
* This flag is used when both the above flags return null.
*/
private boolean defaultCreateEntities;
/**
* The per-series legend shape settings.
*/
private ShapeList legendShapeList;
/**
* The base shape for legend items. If this is {@code null}, the
* series shape will be used.
*/
private transient Shape defaultLegendShape;
/**
* A special flag that, if true, will cause the getLegendItem() method
* to configure the legend shape as if it were a line.
*/
private boolean treatLegendShapeAsLine;
/**
* The per-series legend text font.
*/
private Map legendTextFontMap;
/**
* The base legend font.
*/
private Font defaultLegendTextFont;
/**
* The per series legend text paint settings.
*/
private PaintList legendTextPaint;
/**
* The default paint for the legend text items (if this is
* {@code null}, the {@link LegendTitle} class will determine the
* text paint to use.
*/
private transient Paint defaultLegendTextPaint;
/**
* A flag that controls whether or not the renderer will include the
* non-visible series when calculating the data bounds.
*/
private boolean dataBoundsIncludesVisibleSeriesOnly = true;
/** The default radius for the entity 'hotspot' */
private int defaultEntityRadius;
/** Storage for registered change listeners. */
private transient EventListenerList listenerList;
/** An event for re-use. */
private transient RendererChangeEvent event;
/**
* Default constructor.
*/
public AbstractRenderer() {
this.seriesVisibleList = new BooleanList();
this.defaultSeriesVisible = true;
this.seriesVisibleInLegendList = new BooleanList();
this.defaultSeriesVisibleInLegend = true;
this.paintList = new PaintList();
this.defaultPaint = DEFAULT_PAINT;
this.autoPopulateSeriesPaint = true;
this.fillPaintList = new PaintList();
this.defaultFillPaint = Color.WHITE;
this.autoPopulateSeriesFillPaint = false;
this.outlinePaintList = new PaintList();
this.defaultOutlinePaint = DEFAULT_OUTLINE_PAINT;
this.autoPopulateSeriesOutlinePaint = false;
this.strokeList = new StrokeList();
this.defaultStroke = DEFAULT_STROKE;
this.autoPopulateSeriesStroke = true;
this.outlineStrokeList = new StrokeList();
this.defaultOutlineStroke = DEFAULT_OUTLINE_STROKE;
this.autoPopulateSeriesOutlineStroke = false;
this.shapeList = new ShapeList();
this.defaultShape = DEFAULT_SHAPE;
this.autoPopulateSeriesShape = true;
this.itemLabelsVisibleList = new BooleanList();
this.defaultItemLabelsVisible = false;
this.itemLabelInsets = DEFAULT_ITEM_LABEL_INSETS;
this.itemLabelFontMap = new HashMap<>();
this.defaultItemLabelFont = new Font("SansSerif", Font.PLAIN, 10);
this.itemLabelPaintList = new PaintList();
this.defaultItemLabelPaint = Color.BLACK;
this.computeItemLabelContrastColor = false;
this.positiveItemLabelPositionMap = new HashMap<>();
this.defaultPositiveItemLabelPosition = new ItemLabelPosition(
ItemLabelAnchor.OUTSIDE12, TextAnchor.BOTTOM_CENTER);
this.negativeItemLabelPositionMap = new HashMap<>();
this.defaultNegativeItemLabelPosition = new ItemLabelPosition(
ItemLabelAnchor.OUTSIDE6, TextAnchor.TOP_CENTER);
this.createEntitiesList = new BooleanList();
this.defaultCreateEntities = true;
this.defaultEntityRadius = 3;
this.legendShapeList = new ShapeList();
this.defaultLegendShape = null;
this.treatLegendShapeAsLine = false;
this.legendTextFontMap = new HashMap<>();
this.defaultLegendTextFont = null;
this.legendTextPaint = new PaintList();
this.defaultLegendTextPaint = null;
this.listenerList = new EventListenerList();
}
/**
* Returns the drawing supplier from the plot.
*
* @return The drawing supplier.
*/
public abstract DrawingSupplier getDrawingSupplier();
/**
* Adds a {@code KEY_BEGIN_ELEMENT} hint to the graphics target. This
* hint is recognised by JFreeSVG (in theory it could be used by
* other {@code Graphics2D} implementations also).
*
* @param g2 the graphics target ({@code null} not permitted).
* @param key the key ({@code null} not permitted).
*
* @see #endElementGroup(java.awt.Graphics2D)
*/
protected void beginElementGroup(Graphics2D g2, ItemKey key) {
Args.nullNotPermitted(key, "key");
Map m = new HashMap<>(1);
m.put("ref", key.toJSONString());
g2.setRenderingHint(ChartHints.KEY_BEGIN_ELEMENT, m);
}
/**
* Adds a {@code KEY_END_ELEMENT} hint to the graphics target.
*
* @param g2 the graphics target ({@code null} not permitted).
*
* @see #beginElementGroup(java.awt.Graphics2D, org.jfree.data.ItemKey)
*/
protected void endElementGroup(Graphics2D g2) {
g2.setRenderingHint(ChartHints.KEY_END_ELEMENT, Boolean.TRUE);
}
// SERIES VISIBLE (not yet respected by all renderers)
/**
* Returns a boolean that indicates whether or not the specified item
* should be drawn.
*
* @param series the series index.
* @param item the item index.
*
* @return A boolean.
*/
public boolean getItemVisible(int series, int item) {
return isSeriesVisible(series);
}
/**
* Returns a boolean that indicates whether or not the specified series
* should be drawn. In fact this method should be named
* lookupSeriesVisible() to be consistent with the other series
* attributes and avoid confusion with the getSeriesVisible() method.
*
* @param series the series index.
*
* @return A boolean.
*/
public boolean isSeriesVisible(int series) {
boolean result = this.defaultSeriesVisible;
Boolean b = this.seriesVisibleList.getBoolean(series);
if (b != null) {
result = b;
}
return result;
}
/**
* Returns the flag that controls whether a series is visible.
*
* @param series the series index (zero-based).
*
* @return The flag (possibly {@code null}).
*
* @see #setSeriesVisible(int, Boolean)
*/
public Boolean getSeriesVisible(int series) {
return this.seriesVisibleList.getBoolean(series);
}
/**
* Sets the flag that controls whether a series is visible and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param visible the flag ({@code null} permitted).
*
* @see #getSeriesVisible(int)
*/
public void setSeriesVisible(int series, Boolean visible) {
setSeriesVisible(series, visible, true);
}
/**
* Sets the flag that controls whether a series is visible and, if
* requested, sends a {@link RendererChangeEvent} to all registered
* listeners.
*
* @param series the series index.
* @param visible the flag ({@code null} permitted).
* @param notify notify listeners?
*
* @see #getSeriesVisible(int)
*/
public void setSeriesVisible(int series, Boolean visible, boolean notify) {
this.seriesVisibleList.setBoolean(series, visible);
if (notify) {
// we create an event with a special flag set...the purpose of
// this is to communicate to the plot (the default receiver of
// the event) that series visibility has changed so the axis
// ranges might need updating...
RendererChangeEvent e = new RendererChangeEvent(this, true);
notifyListeners(e);
}
}
/**
* Returns the default visibility for all series.
*
* @return The default visibility.
*
* @see #setDefaultSeriesVisible(boolean)
*/
public boolean getDefaultSeriesVisible() {
return this.defaultSeriesVisible;
}
/**
* Sets the default series visibility and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param visible the flag.
*
* @see #getDefaultSeriesVisible()
*/
public void setDefaultSeriesVisible(boolean visible) {
// defer argument checking...
setDefaultSeriesVisible(visible, true);
}
/**
* Sets the default series visibility and, if requested, sends
* a {@link RendererChangeEvent} to all registered listeners.
*
* @param visible the visibility.
* @param notify notify listeners?
*
* @see #getDefaultSeriesVisible()
*/
public void setDefaultSeriesVisible(boolean visible, boolean notify) {
this.defaultSeriesVisible = visible;
if (notify) {
// we create an event with a special flag set...the purpose of
// this is to communicate to the plot (the default receiver of
// the event) that series visibility has changed so the axis
// ranges might need updating...
RendererChangeEvent e = new RendererChangeEvent(this, true);
notifyListeners(e);
}
}
// SERIES VISIBLE IN LEGEND (not yet respected by all renderers)
/**
* Returns {@code true} if the series should be shown in the legend,
* and {@code false} otherwise.
*
* @param series the series index.
*
* @return A boolean.
*/
public boolean isSeriesVisibleInLegend(int series) {
boolean result = this.defaultSeriesVisibleInLegend;
Boolean b = this.seriesVisibleInLegendList.getBoolean(series);
if (b != null) {
result = b;
}
return result;
}
/**
* Returns the flag that controls whether a series is visible in the
* legend. This method returns only the "per series" settings - to
* incorporate the default settings as well, you need to use the
* {@link #isSeriesVisibleInLegend(int)} method.
*
* @param series the series index (zero-based).
*
* @return The flag (possibly {@code null}).
*
* @see #setSeriesVisibleInLegend(int, Boolean)
*/
public Boolean getSeriesVisibleInLegend(int series) {
return this.seriesVisibleInLegendList.getBoolean(series);
}
/**
* Sets the flag that controls whether a series is visible in the legend
* and sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param visible the flag ({@code null} permitted).
*
* @see #getSeriesVisibleInLegend(int)
*/
public void setSeriesVisibleInLegend(int series, Boolean visible) {
setSeriesVisibleInLegend(series, visible, true);
}
/**
* Sets the flag that controls whether a series is visible in the legend
* and, if requested, sends a {@link RendererChangeEvent} to all registered
* listeners.
*
* @param series the series index.
* @param visible the flag ({@code null} permitted).
* @param notify notify listeners?
*
* @see #getSeriesVisibleInLegend(int)
*/
public void setSeriesVisibleInLegend(int series, Boolean visible,
boolean notify) {
this.seriesVisibleInLegendList.setBoolean(series, visible);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default visibility in the legend for all series.
*
* @return The default visibility.
*
* @see #setDefaultSeriesVisibleInLegend(boolean)
*/
public boolean getDefaultSeriesVisibleInLegend() {
return this.defaultSeriesVisibleInLegend;
}
/**
* Sets the default visibility in the legend and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param visible the flag.
*
* @see #getDefaultSeriesVisibleInLegend()
*/
public void setDefaultSeriesVisibleInLegend(boolean visible) {
// defer argument checking...
setDefaultSeriesVisibleInLegend(visible, true);
}
/**
* Sets the default visibility in the legend and, if requested, sends
* a {@link RendererChangeEvent} to all registered listeners.
*
* @param visible the visibility.
* @param notify notify listeners?
*
* @see #getDefaultSeriesVisibleInLegend()
*/
public void setDefaultSeriesVisibleInLegend(boolean visible,
boolean notify) {
this.defaultSeriesVisibleInLegend = visible;
if (notify) {
fireChangeEvent();
}
}
// PAINT
/**
* Returns the paint used to fill data items as they are drawn.
* (this is typically the same for an entire series).
*
* The default implementation passes control to the
* {@code lookupSeriesPaint()} method. You can override this method
* if you require different behaviour.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return The paint (never {@code null}).
*/
public Paint getItemPaint(int row, int column) {
return lookupSeriesPaint(row);
}
/**
* Returns the paint used to fill an item drawn by the renderer.
*
* @param series the series index (zero-based).
*
* @return The paint (never {@code null}).
*/
public Paint lookupSeriesPaint(int series) {
Paint seriesPaint = getSeriesPaint(series);
if (seriesPaint == null && this.autoPopulateSeriesPaint) {
DrawingSupplier supplier = getDrawingSupplier();
if (supplier != null) {
seriesPaint = supplier.getNextPaint();
setSeriesPaint(series, seriesPaint, false);
}
}
if (seriesPaint == null) {
seriesPaint = this.defaultPaint;
}
return seriesPaint;
}
/**
* Returns the paint used to fill an item drawn by the renderer.
*
* @param series the series index (zero-based).
*
* @return The paint (possibly {@code null}).
*
* @see #setSeriesPaint(int, Paint)
*/
public Paint getSeriesPaint(int series) {
return this.paintList.getPaint(series);
}
/**
* Sets the paint used for a series and sends a {@link RendererChangeEvent}
* to all registered listeners.
*
* @param series the series index (zero-based).
* @param paint the paint ({@code null} permitted).
*
* @see #getSeriesPaint(int)
*/
public void setSeriesPaint(int series, Paint paint) {
setSeriesPaint(series, paint, true);
}
/**
* Sets the paint used for a series and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index.
* @param paint the paint ({@code null} permitted).
* @param notify notify listeners?
*
* @see #getSeriesPaint(int)
*/
public void setSeriesPaint(int series, Paint paint, boolean notify) {
this.paintList.setPaint(series, paint);
if (notify) {
fireChangeEvent();
}
}
/**
* Clears the series paint settings for this renderer and, if requested,
* sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param notify notify listeners?
*/
public void clearSeriesPaints(boolean notify) {
this.paintList.clear();
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default paint.
*
* @return The default paint (never {@code null}).
*
* @see #setDefaultPaint(Paint)
*/
public Paint getDefaultPaint() {
return this.defaultPaint;
}
/**
* Sets the default paint and sends a {@link RendererChangeEvent} to all
* registered listeners.
*
* @param paint the paint ({@code null} not permitted).
*
* @see #getDefaultPaint()
*/
public void setDefaultPaint(Paint paint) {
// defer argument checking...
setDefaultPaint(paint, true);
}
/**
* Sets the default paint and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param paint the paint ({@code null} not permitted).
* @param notify notify listeners?
*
* @see #getDefaultPaint()
*/
public void setDefaultPaint(Paint paint, boolean notify) {
this.defaultPaint = paint;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the flag that controls whether or not the series paint list is
* automatically populated when {@link #lookupSeriesPaint(int)} is called.
*
* @return A boolean.
*
* @see #setAutoPopulateSeriesPaint(boolean)
*/
public boolean getAutoPopulateSeriesPaint() {
return this.autoPopulateSeriesPaint;
}
/**
* Sets the flag that controls whether or not the series paint list is
* automatically populated when {@link #lookupSeriesPaint(int)} is called.
*
* @param auto the new flag value.
*
* @see #getAutoPopulateSeriesPaint()
*/
public void setAutoPopulateSeriesPaint(boolean auto) {
this.autoPopulateSeriesPaint = auto;
}
//// FILL PAINT //////////////////////////////////////////////////////////
/**
* Returns the paint used to fill data items as they are drawn. The
* default implementation passes control to the
* {@link #lookupSeriesFillPaint(int)} method - you can override this
* method if you require different behaviour.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return The paint (never {@code null}).
*/
public Paint getItemFillPaint(int row, int column) {
return lookupSeriesFillPaint(row);
}
/**
* Returns the paint used to fill an item drawn by the renderer.
*
* @param series the series (zero-based index).
*
* @return The paint (never {@code null}).
*/
public Paint lookupSeriesFillPaint(int series) {
Paint seriesFillPaint = getSeriesFillPaint(series);
if (seriesFillPaint == null && this.autoPopulateSeriesFillPaint) {
DrawingSupplier supplier = getDrawingSupplier();
if (supplier != null) {
seriesFillPaint = supplier.getNextFillPaint();
setSeriesFillPaint(series, seriesFillPaint, false);
}
}
if (seriesFillPaint == null) {
seriesFillPaint = this.defaultFillPaint;
}
return seriesFillPaint;
}
/**
* Returns the paint used to fill an item drawn by the renderer.
*
* @param series the series (zero-based index).
*
* @return The paint (never {@code null}).
*
* @see #setSeriesFillPaint(int, Paint)
*/
public Paint getSeriesFillPaint(int series) {
return this.fillPaintList.getPaint(series);
}
/**
* Sets the paint used for a series fill and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param paint the paint ({@code null} permitted).
*
* @see #getSeriesFillPaint(int)
*/
public void setSeriesFillPaint(int series, Paint paint) {
setSeriesFillPaint(series, paint, true);
}
/**
* Sets the paint used to fill a series and, if requested,
* sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param paint the paint ({@code null} permitted).
* @param notify notify listeners?
*
* @see #getSeriesFillPaint(int)
*/
public void setSeriesFillPaint(int series, Paint paint, boolean notify) {
this.fillPaintList.setPaint(series, paint);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default fill paint.
*
* @return The paint (never {@code null}).
*
* @see #setDefaultFillPaint(Paint)
*/
public Paint getDefaultFillPaint() {
return this.defaultFillPaint;
}
/**
* Sets the default fill paint and sends a {@link RendererChangeEvent} to
* all registered listeners.
*
* @param paint the paint ({@code null} not permitted).
*
* @see #getDefaultFillPaint()
*/
public void setDefaultFillPaint(Paint paint) {
// defer argument checking...
setDefaultFillPaint(paint, true);
}
/**
* Sets the default fill paint and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param paint the paint ({@code null} not permitted).
* @param notify notify listeners?
*
* @see #getDefaultFillPaint()
*/
public void setDefaultFillPaint(Paint paint, boolean notify) {
Args.nullNotPermitted(paint, "paint");
this.defaultFillPaint = paint;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the flag that controls whether or not the series fill paint list
* is automatically populated when {@link #lookupSeriesFillPaint(int)} is
* called.
*
* @return A boolean.
*
* @see #setAutoPopulateSeriesFillPaint(boolean)
*/
public boolean getAutoPopulateSeriesFillPaint() {
return this.autoPopulateSeriesFillPaint;
}
/**
* Sets the flag that controls whether or not the series fill paint list is
* automatically populated when {@link #lookupSeriesFillPaint(int)} is
* called.
*
* @param auto the new flag value.
*
* @see #getAutoPopulateSeriesFillPaint()
*/
public void setAutoPopulateSeriesFillPaint(boolean auto) {
this.autoPopulateSeriesFillPaint = auto;
}
// OUTLINE PAINT //////////////////////////////////////////////////////////
/**
* Returns the paint used to outline data items as they are drawn.
* (this is typically the same for an entire series).
*
* The default implementation passes control to the
* {@link #lookupSeriesOutlinePaint} method. You can override this method
* if you require different behaviour.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return The paint (never {@code null}).
*/
public Paint getItemOutlinePaint(int row, int column) {
return lookupSeriesOutlinePaint(row);
}
/**
* Returns the paint used to outline an item drawn by the renderer.
*
* @param series the series (zero-based index).
*
* @return The paint (never {@code null}).
*/
public Paint lookupSeriesOutlinePaint(int series) {
Paint seriesOutlinePaint = getSeriesOutlinePaint(series);
if (seriesOutlinePaint == null && this.autoPopulateSeriesOutlinePaint) {
DrawingSupplier supplier = getDrawingSupplier();
if (supplier != null) {
seriesOutlinePaint = supplier.getNextOutlinePaint();
setSeriesOutlinePaint(series, seriesOutlinePaint, false);
}
}
if (seriesOutlinePaint == null) {
seriesOutlinePaint = this.defaultOutlinePaint;
}
return seriesOutlinePaint;
}
/**
* Returns the paint used to outline an item drawn by the renderer.
*
* @param series the series (zero-based index).
*
* @return The paint (possibly {@code null}).
*
* @see #setSeriesOutlinePaint(int, Paint)
*/
public Paint getSeriesOutlinePaint(int series) {
return this.outlinePaintList.getPaint(series);
}
/**
* Sets the paint used for a series outline and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param paint the paint ({@code null} permitted).
*
* @see #getSeriesOutlinePaint(int)
*/
public void setSeriesOutlinePaint(int series, Paint paint) {
setSeriesOutlinePaint(series, paint, true);
}
/**
* Sets the paint used to draw the outline for a series and, if requested,
* sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param paint the paint ({@code null} permitted).
* @param notify notify listeners?
*
* @see #getSeriesOutlinePaint(int)
*/
public void setSeriesOutlinePaint(int series, Paint paint, boolean notify) {
this.outlinePaintList.setPaint(series, paint);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default outline paint.
*
* @return The paint (never {@code null}).
*
* @see #setDefaultOutlinePaint(Paint)
*/
public Paint getDefaultOutlinePaint() {
return this.defaultOutlinePaint;
}
/**
* Sets the default outline paint and sends a {@link RendererChangeEvent} to
* all registered listeners.
*
* @param paint the paint ({@code null} not permitted).
*
* @see #getDefaultOutlinePaint()
*/
public void setDefaultOutlinePaint(Paint paint) {
// defer argument checking...
setDefaultOutlinePaint(paint, true);
}
/**
* Sets the default outline paint and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param paint the paint ({@code null} not permitted).
* @param notify notify listeners?
*
* @see #getDefaultOutlinePaint()
*/
public void setDefaultOutlinePaint(Paint paint, boolean notify) {
Args.nullNotPermitted(paint, "paint");
this.defaultOutlinePaint = paint;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the flag that controls whether or not the series outline paint
* list is automatically populated when
* {@link #lookupSeriesOutlinePaint(int)} is called.
*
* @return A boolean.
*
* @see #setAutoPopulateSeriesOutlinePaint(boolean)
*/
public boolean getAutoPopulateSeriesOutlinePaint() {
return this.autoPopulateSeriesOutlinePaint;
}
/**
* Sets the flag that controls whether or not the series outline paint list
* is automatically populated when {@link #lookupSeriesOutlinePaint(int)}
* is called.
*
* @param auto the new flag value.
*
* @see #getAutoPopulateSeriesOutlinePaint()
*/
public void setAutoPopulateSeriesOutlinePaint(boolean auto) {
this.autoPopulateSeriesOutlinePaint = auto;
}
// STROKE
/**
* Returns the stroke used to draw data items.
*
* The default implementation passes control to the getSeriesStroke method.
* You can override this method if you require different behaviour.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return The stroke (never {@code null}).
*/
public Stroke getItemStroke(int row, int column) {
return lookupSeriesStroke(row);
}
/**
* Returns the stroke used to draw the items in a series.
*
* @param series the series (zero-based index).
*
* @return The stroke (never {@code null}).
*/
public Stroke lookupSeriesStroke(int series) {
Stroke result = getSeriesStroke(series);
if (result == null && this.autoPopulateSeriesStroke) {
DrawingSupplier supplier = getDrawingSupplier();
if (supplier != null) {
result = supplier.getNextStroke();
setSeriesStroke(series, result, false);
}
}
if (result == null) {
result = this.defaultStroke;
}
return result;
}
/**
* Returns the stroke used to draw the items in a series.
*
* @param series the series (zero-based index).
*
* @return The stroke (possibly {@code null}).
*
* @see #setSeriesStroke(int, Stroke)
*/
public Stroke getSeriesStroke(int series) {
return this.strokeList.getStroke(series);
}
/**
* Sets the stroke used for a series and sends a {@link RendererChangeEvent}
* to all registered listeners.
*
* @param series the series index (zero-based).
* @param stroke the stroke ({@code null} permitted).
*
* @see #getSeriesStroke(int)
*/
public void setSeriesStroke(int series, Stroke stroke) {
setSeriesStroke(series, stroke, true);
}
/**
* Sets the stroke for a series and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param stroke the stroke ({@code null} permitted).
* @param notify notify listeners?
*
* @see #getSeriesStroke(int)
*/
public void setSeriesStroke(int series, Stroke stroke, boolean notify) {
this.strokeList.setStroke(series, stroke);
if (notify) {
fireChangeEvent();
}
}
/**
* Clears the series stroke settings for this renderer and, if requested,
* sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param notify notify listeners?
*/
public void clearSeriesStrokes(boolean notify) {
this.strokeList.clear();
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default stroke.
*
* @return The default stroke (never {@code null}).
*
* @see #setDefaultStroke(Stroke)
*/
public Stroke getDefaultStroke() {
return this.defaultStroke;
}
/**
* Sets the default stroke and sends a {@link RendererChangeEvent} to all
* registered listeners.
*
* @param stroke the stroke ({@code null} not permitted).
*
* @see #getDefaultStroke()
*/
public void setDefaultStroke(Stroke stroke) {
// defer argument checking...
setDefaultStroke(stroke, true);
}
/**
* Sets the base stroke and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param stroke the stroke ({@code null} not permitted).
* @param notify notify listeners?
*
* @see #getDefaultStroke()
*/
public void setDefaultStroke(Stroke stroke, boolean notify) {
Args.nullNotPermitted(stroke, "stroke");
this.defaultStroke = stroke;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the flag that controls whether or not the series stroke list is
* automatically populated when {@link #lookupSeriesStroke(int)} is called.
*
* @return A boolean.
*
* @see #setAutoPopulateSeriesStroke(boolean)
*/
public boolean getAutoPopulateSeriesStroke() {
return this.autoPopulateSeriesStroke;
}
/**
* Sets the flag that controls whether or not the series stroke list is
* automatically populated when {@link #lookupSeriesStroke(int)} is called.
*
* @param auto the new flag value.
*
* @see #getAutoPopulateSeriesStroke()
*/
public void setAutoPopulateSeriesStroke(boolean auto) {
this.autoPopulateSeriesStroke = auto;
}
// OUTLINE STROKE
/**
* Returns the stroke used to outline data items. The default
* implementation passes control to the
* {@link #lookupSeriesOutlineStroke(int)} method. You can override this
* method if you require different behaviour.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return The stroke (never {@code null}).
*/
public Stroke getItemOutlineStroke(int row, int column) {
return lookupSeriesOutlineStroke(row);
}
/**
* Returns the stroke used to outline the items in a series.
*
* @param series the series (zero-based index).
*
* @return The stroke (never {@code null}).
*/
public Stroke lookupSeriesOutlineStroke(int series) {
Stroke result = getSeriesOutlineStroke(series);
if (result == null && this.autoPopulateSeriesOutlineStroke) {
DrawingSupplier supplier = getDrawingSupplier();
if (supplier != null) {
result = supplier.getNextOutlineStroke();
setSeriesOutlineStroke(series, result, false);
}
}
if (result == null) {
result = this.defaultOutlineStroke;
}
return result;
}
/**
* Returns the stroke used to outline the items in a series.
*
* @param series the series (zero-based index).
*
* @return The stroke (possibly {@code null}).
*
* @see #setSeriesOutlineStroke(int, Stroke)
*/
public Stroke getSeriesOutlineStroke(int series) {
return this.outlineStrokeList.getStroke(series);
}
/**
* Sets the outline stroke used for a series and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param stroke the stroke ({@code null} permitted).
*
* @see #getSeriesOutlineStroke(int)
*/
public void setSeriesOutlineStroke(int series, Stroke stroke) {
setSeriesOutlineStroke(series, stroke, true);
}
/**
* Sets the outline stroke for a series and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index.
* @param stroke the stroke ({@code null} permitted).
* @param notify notify listeners?
*
* @see #getSeriesOutlineStroke(int)
*/
public void setSeriesOutlineStroke(int series, Stroke stroke,
boolean notify) {
this.outlineStrokeList.setStroke(series, stroke);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default outline stroke.
*
* @return The stroke (never {@code null}).
*
* @see #setDefaultOutlineStroke(Stroke)
*/
public Stroke getDefaultOutlineStroke() {
return this.defaultOutlineStroke;
}
/**
* Sets the default outline stroke and sends a {@link RendererChangeEvent}
* to all registered listeners.
*
* @param stroke the stroke ({@code null} not permitted).
*
* @see #getDefaultOutlineStroke()
*/
public void setDefaultOutlineStroke(Stroke stroke) {
setDefaultOutlineStroke(stroke, true);
}
/**
* Sets the default outline stroke and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param stroke the stroke ({@code null} not permitted).
* @param notify a flag that controls whether or not listeners are
* notified.
*
* @see #getDefaultOutlineStroke()
*/
public void setDefaultOutlineStroke(Stroke stroke, boolean notify) {
Args.nullNotPermitted(stroke, "stroke");
this.defaultOutlineStroke = stroke;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the flag that controls whether or not the series outline stroke
* list is automatically populated when
* {@link #lookupSeriesOutlineStroke(int)} is called.
*
* @return A boolean.
*
* @see #setAutoPopulateSeriesOutlineStroke(boolean)
*/
public boolean getAutoPopulateSeriesOutlineStroke() {
return this.autoPopulateSeriesOutlineStroke;
}
/**
* Sets the flag that controls whether or not the series outline stroke list
* is automatically populated when {@link #lookupSeriesOutlineStroke(int)}
* is called.
*
* @param auto the new flag value.
*
* @see #getAutoPopulateSeriesOutlineStroke()
*/
public void setAutoPopulateSeriesOutlineStroke(boolean auto) {
this.autoPopulateSeriesOutlineStroke = auto;
}
// SHAPE
/**
* Returns a shape used to represent a data item.
*
* The default implementation passes control to the
* {@link #lookupSeriesShape(int)} method. You can override this method if
* you require different behaviour.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return The shape (never {@code null}).
*/
public Shape getItemShape(int row, int column) {
return lookupSeriesShape(row);
}
/**
* Returns a shape used to represent the items in a series.
*
* @param series the series (zero-based index).
*
* @return The shape (never {@code null}).
*/
public Shape lookupSeriesShape(int series) {
Shape result = getSeriesShape(series);
if (result == null && this.autoPopulateSeriesShape) {
DrawingSupplier supplier = getDrawingSupplier();
if (supplier != null) {
result = supplier.getNextShape();
setSeriesShape(series, result, false);
}
}
if (result == null) {
result = this.defaultShape;
}
return result;
}
/**
* Returns a shape used to represent the items in a series.
*
* @param series the series (zero-based index).
*
* @return The shape (possibly {@code null}).
*
* @see #setSeriesShape(int, Shape)
*/
public Shape getSeriesShape(int series) {
return this.shapeList.getShape(series);
}
/**
* Sets the shape used for a series and sends a {@link RendererChangeEvent}
* to all registered listeners.
*
* @param series the series index (zero-based).
* @param shape the shape ({@code null} permitted).
*
* @see #getSeriesShape(int)
*/
public void setSeriesShape(int series, Shape shape) {
setSeriesShape(series, shape, true);
}
/**
* Sets the shape for a series and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero based).
* @param shape the shape ({@code null} permitted).
* @param notify notify listeners?
*
* @see #getSeriesShape(int)
*/
public void setSeriesShape(int series, Shape shape, boolean notify) {
this.shapeList.setShape(series, shape);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default shape.
*
* @return The shape (never {@code null}).
*
* @see #setDefaultShape(Shape)
*/
public Shape getDefaultShape() {
return this.defaultShape;
}
/**
* Sets the default shape and sends a {@link RendererChangeEvent} to all
* registered listeners.
*
* @param shape the shape ({@code null} not permitted).
*
* @see #getDefaultShape()
*/
public void setDefaultShape(Shape shape) {
// defer argument checking...
setDefaultShape(shape, true);
}
/**
* Sets the default shape and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param shape the shape ({@code null} not permitted).
* @param notify notify listeners?
*
* @see #getDefaultShape()
*/
public void setDefaultShape(Shape shape, boolean notify) {
Args.nullNotPermitted(shape, "shape");
this.defaultShape = shape;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the flag that controls whether or not the series shape list is
* automatically populated when {@link #lookupSeriesShape(int)} is called.
*
* @return A boolean.
*
* @see #setAutoPopulateSeriesShape(boolean)
*/
public boolean getAutoPopulateSeriesShape() {
return this.autoPopulateSeriesShape;
}
/**
* Sets the flag that controls whether or not the series shape list is
* automatically populated when {@link #lookupSeriesShape(int)} is called.
*
* @param auto the new flag value.
*
* @see #getAutoPopulateSeriesShape()
*/
public void setAutoPopulateSeriesShape(boolean auto) {
this.autoPopulateSeriesShape = auto;
}
// ITEM LABEL VISIBILITY...
/**
* Returns {@code true} if an item label is visible, and
* {@code false} otherwise.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return A boolean.
*/
public boolean isItemLabelVisible(int row, int column) {
return isSeriesItemLabelsVisible(row);
}
/**
* Returns {@code true} if the item labels for a series are visible,
* and {@code false} otherwise.
*
* @param series the series index (zero-based).
*
* @return A boolean.
*/
public boolean isSeriesItemLabelsVisible(int series) {
Boolean b = this.itemLabelsVisibleList.getBoolean(series);
if (b == null) {
return this.defaultItemLabelsVisible;
}
return b;
}
/**
* Sets a flag that controls the visibility of the item labels for a series,
* and sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param visible the flag.
*/
public void setSeriesItemLabelsVisible(int series, boolean visible) {
setSeriesItemLabelsVisible(series, Boolean.valueOf(visible));
}
/**
* Sets the visibility of the item labels for a series and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param visible the flag ({@code null} permitted).
*/
public void setSeriesItemLabelsVisible(int series, Boolean visible) {
setSeriesItemLabelsVisible(series, visible, true);
}
/**
* Sets the visibility of item labels for a series and, if requested, sends
* a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param visible the visible flag.
* @param notify a flag that controls whether or not listeners are
* notified.
*/
public void setSeriesItemLabelsVisible(int series, Boolean visible,
boolean notify) {
this.itemLabelsVisibleList.setBoolean(series, visible);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the base setting for item label visibility. A {@code null}
* result should be interpreted as equivalent to {@code Boolean.FALSE}.
*
* @return A flag (possibly {@code null}).
*
* @see #setDefaultItemLabelsVisible(boolean)
*/
public boolean getDefaultItemLabelsVisible() {
return this.defaultItemLabelsVisible;
}
/**
* Sets the base flag that controls whether or not item labels are visible,
* and sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param visible the flag.
*
* @see #getDefaultItemLabelsVisible()
*/
public void setDefaultItemLabelsVisible(boolean visible) {
setDefaultItemLabelsVisible(visible, true);
}
/**
* Sets the base visibility for item labels and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param visible the flag ({@code null} is permitted, and viewed
* as equivalent to {@code Boolean.FALSE}).
* @param notify a flag that controls whether or not listeners are
* notified.
*
* @see #getDefaultItemLabelsVisible()
*/
public void setDefaultItemLabelsVisible(boolean visible, boolean notify) {
this.defaultItemLabelsVisible = visible;
if (notify) {
fireChangeEvent();
}
}
//// ITEM LABEL FONT //////////////////////////////////////////////////////
/**
* Returns the font for an item label.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return The font (never {@code null}).
*/
public Font getItemLabelFont(int row, int column) {
Font result = getSeriesItemLabelFont(row);
if (result == null) {
result = this.defaultItemLabelFont;
}
return result;
}
/**
* Returns the font for all the item labels in a series.
*
* @param series the series index (zero-based).
*
* @return The font (possibly {@code null}).
*
* @see #setSeriesItemLabelFont(int, Font)
*/
public Font getSeriesItemLabelFont(int series) {
return this.itemLabelFontMap.get(series);
}
/**
* Sets the item label font for a series and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param font the font ({@code null} permitted).
*
* @see #getSeriesItemLabelFont(int)
*/
public void setSeriesItemLabelFont(int series, Font font) {
setSeriesItemLabelFont(series, font, true);
}
/**
* Sets the item label font for a series and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero based).
* @param font the font ({@code null} permitted).
* @param notify a flag that controls whether or not listeners are
* notified.
*
* @see #getSeriesItemLabelFont(int)
*/
public void setSeriesItemLabelFont(int series, Font font, boolean notify) {
this.itemLabelFontMap.put(series, font);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default item label font (this is used when no other font
* setting is available).
*
* @return The font (never {@code null}).
*
* @see #setDefaultItemLabelFont(Font)
*/
public Font getDefaultItemLabelFont() {
return this.defaultItemLabelFont;
}
/**
* Sets the default item label font and sends a {@link RendererChangeEvent}
* to all registered listeners.
*
* @param font the font ({@code null} not permitted).
*
* @see #getDefaultItemLabelFont()
*/
public void setDefaultItemLabelFont(Font font) {
Args.nullNotPermitted(font, "font");
setDefaultItemLabelFont(font, true);
}
/**
* Sets the base item label font and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param font the font ({@code null} not permitted).
* @param notify a flag that controls whether or not listeners are
* notified.
*
* @see #getDefaultItemLabelFont()
*/
public void setDefaultItemLabelFont(Font font, boolean notify) {
this.defaultItemLabelFont = font;
if (notify) {
fireChangeEvent();
}
}
//// ITEM LABEL PAINT ////////////////////////////////////////////////////
/**
* Returns {@code true} if contrast colors are automatically computed for
* item labels.
*
* @return {@code true} if contrast colors are automatically computed for
* item labels.
*/
public boolean isComputeItemLabelContrastColor() {
return computeItemLabelContrastColor;
}
/**
* If {@code auto} is set to {@code true} and
* {@link #getItemPaint(int, int)} returns an instance of {@link Color}, a
* {@link ChartColor#getContrastColor(Color) contrast color} is computed and
* used for the item label.
*
* @param auto {@code true} if contrast colors should be computed for item
* labels.
* @see #getItemLabelPaint(int, int)
*/
public void setComputeItemLabelContrastColor(boolean auto) {
this.computeItemLabelContrastColor = auto;
}
/**
* Returns the paint used to draw an item label.
*
* @param row the row index (zero based).
* @param column the column index (zero based).
*
* @return The paint (never {@code null}).
*/
public Paint getItemLabelPaint(int row, int column) {
Paint result = null;
if (this.computeItemLabelContrastColor) {
Paint itemPaint = getItemPaint(row, column);
if (itemPaint instanceof Color) {
result = ChartColor.getContrastColor((Color) itemPaint);
}
}
if (result == null) {
result = getSeriesItemLabelPaint(row);
}
if (result == null) {
result = this.defaultItemLabelPaint;
}
return result;
}
/**
* Returns the paint used to draw the item labels for a series.
*
* @param series the series index (zero based).
*
* @return The paint (possibly {@code null}).
*
* @see #setSeriesItemLabelPaint(int, Paint)
*/
public Paint getSeriesItemLabelPaint(int series) {
return this.itemLabelPaintList.getPaint(series);
}
/**
* Sets the item label paint for a series and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series (zero based index).
* @param paint the paint ({@code null} permitted).
*
* @see #getSeriesItemLabelPaint(int)
*/
public void setSeriesItemLabelPaint(int series, Paint paint) {
setSeriesItemLabelPaint(series, paint, true);
}
/**
* Sets the item label paint for a series and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero based).
* @param paint the paint ({@code null} permitted).
* @param notify a flag that controls whether or not listeners are
* notified.
*
* @see #getSeriesItemLabelPaint(int)
*/
public void setSeriesItemLabelPaint(int series, Paint paint,
boolean notify) {
this.itemLabelPaintList.setPaint(series, paint);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default item label paint.
*
* @return The paint (never {@code null}).
*
* @see #setDefaultItemLabelPaint(Paint)
*/
public Paint getDefaultItemLabelPaint() {
return this.defaultItemLabelPaint;
}
/**
* Sets the default item label paint and sends a {@link RendererChangeEvent}
* to all registered listeners.
*
* @param paint the paint ({@code null} not permitted).
*
* @see #getDefaultItemLabelPaint()
*/
public void setDefaultItemLabelPaint(Paint paint) {
// defer argument checking...
setDefaultItemLabelPaint(paint, true);
}
/**
* Sets the default item label paint and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners..
*
* @param paint the paint ({@code null} not permitted).
* @param notify a flag that controls whether or not listeners are
* notified.
*
* @see #getDefaultItemLabelPaint()
*/
public void setDefaultItemLabelPaint(Paint paint, boolean notify) {
Args.nullNotPermitted(paint, "paint");
this.defaultItemLabelPaint = paint;
if (notify) {
fireChangeEvent();
}
}
// POSITIVE ITEM LABEL POSITION...
/**
* Returns the item label position for positive values.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return The item label position (never {@code null}).
*
* @see #getNegativeItemLabelPosition(int, int)
*/
public ItemLabelPosition getPositiveItemLabelPosition(int row, int column) {
return getSeriesPositiveItemLabelPosition(row);
}
/**
* Returns the item label position for all positive values in a series.
*
* @param series the series index (zero-based).
*
* @return The item label position (never {@code null}).
*
* @see #setSeriesPositiveItemLabelPosition(int, ItemLabelPosition)
*/
public ItemLabelPosition getSeriesPositiveItemLabelPosition(int series) {
// otherwise look up the position table
ItemLabelPosition position = this.positiveItemLabelPositionMap.get(series);
if (position == null) {
position = this.defaultPositiveItemLabelPosition;
}
return position;
}
/**
* Sets the item label position for all positive values in a series and
* sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param position the position ({@code null} permitted).
*
* @see #getSeriesPositiveItemLabelPosition(int)
*/
public void setSeriesPositiveItemLabelPosition(int series,
ItemLabelPosition position) {
setSeriesPositiveItemLabelPosition(series, position, true);
}
/**
* Sets the item label position for all positive values in a series and (if
* requested) sends a {@link RendererChangeEvent} to all registered
* listeners.
*
* @param series the series index (zero-based).
* @param position the position ({@code null} permitted).
* @param notify notify registered listeners?
*
* @see #getSeriesPositiveItemLabelPosition(int)
*/
public void setSeriesPositiveItemLabelPosition(int series,
ItemLabelPosition position, boolean notify) {
this.positiveItemLabelPositionMap.put(series, position);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default positive item label position.
*
* @return The position (never {@code null}).
*
* @see #setDefaultPositiveItemLabelPosition(ItemLabelPosition)
*/
public ItemLabelPosition getDefaultPositiveItemLabelPosition() {
return this.defaultPositiveItemLabelPosition;
}
/**
* Sets the default positive item label position.
*
* @param position the position ({@code null} not permitted).
*
* @see #getDefaultPositiveItemLabelPosition()
*/
public void setDefaultPositiveItemLabelPosition(
ItemLabelPosition position) {
// defer argument checking...
setDefaultPositiveItemLabelPosition(position, true);
}
/**
* Sets the default positive item label position and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param position the position ({@code null} not permitted).
* @param notify notify registered listeners?
*
* @see #getDefaultPositiveItemLabelPosition()
*/
public void setDefaultPositiveItemLabelPosition(ItemLabelPosition position,
boolean notify) {
Args.nullNotPermitted(position, "position");
this.defaultPositiveItemLabelPosition = position;
if (notify) {
fireChangeEvent();
}
}
// NEGATIVE ITEM LABEL POSITION...
/**
* Returns the item label position for negative values. This method can be
* overridden to provide customisation of the item label position for
* individual data items.
*
* @param row the row (or series) index (zero-based).
* @param column the column (or category) index (zero-based).
*
* @return The item label position (never {@code null}).
*
* @see #getPositiveItemLabelPosition(int, int)
*/
public ItemLabelPosition getNegativeItemLabelPosition(int row, int column) {
return getSeriesNegativeItemLabelPosition(row);
}
/**
* Returns the item label position for all negative values in a series.
*
* @param series the series index (zero-based).
*
* @return The item label position (never {@code null}).
*
* @see #setSeriesNegativeItemLabelPosition(int, ItemLabelPosition)
*/
public ItemLabelPosition getSeriesNegativeItemLabelPosition(int series) {
// otherwise look up the position list
ItemLabelPosition position
= this.negativeItemLabelPositionMap.get(series);
if (position == null) {
position = this.defaultNegativeItemLabelPosition;
}
return position;
}
/**
* Sets the item label position for negative values in a series and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param position the position ({@code null} permitted).
*
* @see #getSeriesNegativeItemLabelPosition(int)
*/
public void setSeriesNegativeItemLabelPosition(int series,
ItemLabelPosition position) {
setSeriesNegativeItemLabelPosition(series, position, true);
}
/**
* Sets the item label position for negative values in a series and (if
* requested) sends a {@link RendererChangeEvent} to all registered
* listeners.
*
* @param series the series index (zero-based).
* @param position the position ({@code null} permitted).
* @param notify notify registered listeners?
*
* @see #getSeriesNegativeItemLabelPosition(int)
*/
public void setSeriesNegativeItemLabelPosition(int series,
ItemLabelPosition position, boolean notify) {
this.negativeItemLabelPositionMap.put(series, position);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the base item label position for negative values.
*
* @return The position (never {@code null}).
*
* @see #setDefaultNegativeItemLabelPosition(ItemLabelPosition)
*/
public ItemLabelPosition getDefaultNegativeItemLabelPosition() {
return this.defaultNegativeItemLabelPosition;
}
/**
* Sets the default item label position for negative values and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param position the position ({@code null} not permitted).
*
* @see #getDefaultNegativeItemLabelPosition()
*/
public void setDefaultNegativeItemLabelPosition(
ItemLabelPosition position) {
setDefaultNegativeItemLabelPosition(position, true);
}
/**
* Sets the default negative item label position and, if requested, sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param position the position ({@code null} not permitted).
* @param notify notify registered listeners?
*
* @see #getDefaultNegativeItemLabelPosition()
*/
public void setDefaultNegativeItemLabelPosition(ItemLabelPosition position,
boolean notify) {
Args.nullNotPermitted(position, "position");
this.defaultNegativeItemLabelPosition = position;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the item label anchor offset.
*
* @return The offset.
*
* @see #setItemLabelAnchorOffset(double)
* @deprecated use {@link #getItemLabelInsets()}
*/
public double getItemLabelAnchorOffset() {
return Math.max(
Math.max(itemLabelInsets.getTop(), itemLabelInsets.getBottom()),
Math.max(itemLabelInsets.getLeft(),
itemLabelInsets.getRight()));
}
/**
* Sets the item label anchor offset.
*
* @param offset the offset.
*
* @see #getItemLabelAnchorOffset()
* @deprecated use {@link #setItemLabelInsets(RectangleInsets)}
*/
public void setItemLabelAnchorOffset(double offset) {
setItemLabelInsets(new RectangleInsets(offset, offset, offset, offset));
}
/**
* Returns the item label insets.
*
* @return The item label insets.
*/
public RectangleInsets getItemLabelInsets() {
return itemLabelInsets;
}
/**
* Sets the item label insets.
*
* @param itemLabelInsets the insets
*/
public void setItemLabelInsets(RectangleInsets itemLabelInsets) {
Args.nullNotPermitted(itemLabelInsets, "itemLabelInsets");
this.itemLabelInsets = itemLabelInsets;
fireChangeEvent();
}
/**
* Returns a boolean that indicates whether or not the specified item
* should have a chart entity created for it.
*
* @param series the series index.
* @param item the item index.
*
* @return A boolean.
*/
public boolean getItemCreateEntity(int series, int item) {
Boolean b = getSeriesCreateEntities(series);
if (b != null) {
return b;
}
// otherwise...
return this.defaultCreateEntities;
}
/**
* Returns the flag that controls whether entities are created for a
* series.
*
* @param series the series index (zero-based).
*
* @return The flag (possibly {@code null}).
*
* @see #setSeriesCreateEntities(int, Boolean)
*/
public Boolean getSeriesCreateEntities(int series) {
return this.createEntitiesList.getBoolean(series);
}
/**
* Sets the flag that controls whether entities are created for a series,
* and sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index (zero-based).
* @param create the flag ({@code null} permitted).
*
* @see #getSeriesCreateEntities(int)
*/
public void setSeriesCreateEntities(int series, Boolean create) {
setSeriesCreateEntities(series, create, true);
}
/**
* Sets the flag that controls whether entities are created for a series
* and, if requested, sends a {@link RendererChangeEvent} to all registered
* listeners.
*
* @param series the series index.
* @param create the flag ({@code null} permitted).
* @param notify notify listeners?
*
* @see #getSeriesCreateEntities(int)
*/
public void setSeriesCreateEntities(int series, Boolean create,
boolean notify) {
this.createEntitiesList.setBoolean(series, create);
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the default flag for creating entities.
*
* @return The default flag for creating entities.
*
* @see #setDefaultCreateEntities(boolean)
*/
public boolean getDefaultCreateEntities() {
return this.defaultCreateEntities;
}
/**
* Sets the default flag that controls whether entities are created
* for a series, and sends a {@link RendererChangeEvent}
* to all registered listeners.
*
* @param create the flag.
*
* @see #getDefaultCreateEntities()
*/
public void setDefaultCreateEntities(boolean create) {
// defer argument checking...
setDefaultCreateEntities(create, true);
}
/**
* Sets the default flag that controls whether entities are created and,
* if requested, sends a {@link RendererChangeEvent} to all registered
* listeners.
*
* @param create the visibility.
* @param notify notify listeners?
*
* @see #getDefaultCreateEntities()
*/
public void setDefaultCreateEntities(boolean create, boolean notify) {
this.defaultCreateEntities = create;
if (notify) {
fireChangeEvent();
}
}
/**
* Returns the radius of the circle used for the default entity area
* when no area is specified.
*
* @return A radius.
*
* @see #setDefaultEntityRadius(int)
*/
public int getDefaultEntityRadius() {
return this.defaultEntityRadius;
}
/**
* Sets the radius of the circle used for the default entity area
* when no area is specified.
*
* @param radius the radius.
*
* @see #getDefaultEntityRadius()
*/
public void setDefaultEntityRadius(int radius) {
this.defaultEntityRadius = radius;
}
/**
* Performs a lookup for the legend shape.
*
* @param series the series index.
*
* @return The shape (possibly {@code null}).
*/
public Shape lookupLegendShape(int series) {
Shape result = getLegendShape(series);
if (result == null) {
result = this.defaultLegendShape;
}
if (result == null) {
result = lookupSeriesShape(series);
}
return result;
}
/**
* Returns the legend shape defined for the specified series (possibly
* {@code null}).
*
* @param series the series index.
*
* @return The shape (possibly {@code null}).
*
* @see #lookupLegendShape(int)
*/
public Shape getLegendShape(int series) {
return this.legendShapeList.getShape(series);
}
/**
* Sets the shape used for the legend item for the specified series, and
* sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index.
* @param shape the shape ({@code null} permitted).
*/
public void setLegendShape(int series, Shape shape) {
this.legendShapeList.setShape(series, shape);
fireChangeEvent();
}
/**
* Returns the default legend shape, which may be {@code null}.
*
* @return The default legend shape.
*/
public Shape getDefaultLegendShape() {
return this.defaultLegendShape;
}
/**
* Sets the default legend shape and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param shape the shape ({@code null} permitted).
*/
public void setDefaultLegendShape(Shape shape) {
this.defaultLegendShape = shape;
fireChangeEvent();
}
/**
* Returns the flag that controls whether or not the legend shape is
* treated as a line when creating legend items.
*
* @return A boolean.
*/
protected boolean getTreatLegendShapeAsLine() {
return this.treatLegendShapeAsLine;
}
/**
* Sets the flag that controls whether or not the legend shape is
* treated as a line when creating legend items.
*
* @param treatAsLine the new flag value.
*/
protected void setTreatLegendShapeAsLine(boolean treatAsLine) {
if (this.treatLegendShapeAsLine != treatAsLine) {
this.treatLegendShapeAsLine = treatAsLine;
fireChangeEvent();
}
}
/**
* Performs a lookup for the legend text font.
*
* @param series the series index.
*
* @return The font (possibly {@code null}).
*/
public Font lookupLegendTextFont(int series) {
Font result = getLegendTextFont(series);
if (result == null) {
result = this.defaultLegendTextFont;
}
return result;
}
/**
* Returns the legend text font defined for the specified series (possibly
* {@code null}).
*
* @param series the series index.
*
* @return The font (possibly {@code null}).
*
* @see #lookupLegendTextFont(int)
*/
public Font getLegendTextFont(int series) {
return this.legendTextFontMap.get(series);
}
/**
* Sets the font used for the legend text for the specified series, and
* sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index.
* @param font the font ({@code null} permitted).
*/
public void setLegendTextFont(int series, Font font) {
this.legendTextFontMap.put(series, font);
fireChangeEvent();
}
/**
* Returns the default legend text font, which may be {@code null}.
*
* @return The default legend text font.
*/
public Font getDefaultLegendTextFont() {
return this.defaultLegendTextFont;
}
/**
* Sets the default legend text font and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param font the font ({@code null} permitted).
*/
public void setDefaultLegendTextFont(Font font) {
Args.nullNotPermitted(font, "font");
this.defaultLegendTextFont = font;
fireChangeEvent();
}
/**
* Performs a lookup for the legend text paint.
*
* @param series the series index.
*
* @return The paint (possibly {@code null}).
*/
public Paint lookupLegendTextPaint(int series) {
Paint result = getLegendTextPaint(series);
if (result == null) {
result = this.defaultLegendTextPaint;
}
return result;
}
/**
* Returns the legend text paint defined for the specified series (possibly
* {@code null}).
*
* @param series the series index.
*
* @return The paint (possibly {@code null}).
*
* @see #lookupLegendTextPaint(int)
*/
public Paint getLegendTextPaint(int series) {
return this.legendTextPaint.getPaint(series);
}
/**
* Sets the paint used for the legend text for the specified series, and
* sends a {@link RendererChangeEvent} to all registered listeners.
*
* @param series the series index.
* @param paint the paint ({@code null} permitted).
*/
public void setLegendTextPaint(int series, Paint paint) {
this.legendTextPaint.setPaint(series, paint);
fireChangeEvent();
}
/**
* Returns the default legend text paint, which may be {@code null}.
*
* @return The default legend text paint.
*/
public Paint getDefaultLegendTextPaint() {
return this.defaultLegendTextPaint;
}
/**
* Sets the default legend text paint and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param paint the paint ({@code null} permitted).
*/
public void setDefaultLegendTextPaint(Paint paint) {
this.defaultLegendTextPaint = paint;
fireChangeEvent();
}
/**
* Returns the flag that controls whether or not the data bounds reported
* by this renderer will exclude non-visible series.
*
* @return A boolean.
*/
public boolean getDataBoundsIncludesVisibleSeriesOnly() {
return this.dataBoundsIncludesVisibleSeriesOnly;
}
/**
* Sets the flag that controls whether or not the data bounds reported
* by this renderer will exclude non-visible series and sends a
* {@link RendererChangeEvent} to all registered listeners.
*
* @param visibleOnly include only visible series.
*/
public void setDataBoundsIncludesVisibleSeriesOnly(boolean visibleOnly) {
this.dataBoundsIncludesVisibleSeriesOnly = visibleOnly;
notifyListeners(new RendererChangeEvent(this, true));
}
/** The adjacent offset. */
private static final double ADJ = Math.cos(Math.PI / 6.0);
/** The opposite offset. */
private static final double OPP = Math.sin(Math.PI / 6.0);
/**
* Calculates the item label anchor point.
*
* @param anchor the anchor.
* @param x the x coordinate.
* @param y the y coordinate.
* @param orientation the plot orientation.
*
* @return The anchor point (never {@code null}).
*/
protected Point2D calculateLabelAnchorPoint(ItemLabelAnchor anchor,
double x, double y, PlotOrientation orientation) {
Point2D result = null;
if (anchor == ItemLabelAnchor.CENTER) {
result = new Point2D.Double(x, y);
}
else if (anchor == ItemLabelAnchor.INSIDE1) {
result = new Point2D.Double(x + OPP * this.itemLabelInsets.getLeft(),
y - ADJ * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.INSIDE2) {
result = new Point2D.Double(x + ADJ * this.itemLabelInsets.getLeft(),
y - OPP * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.INSIDE3) {
result = new Point2D.Double(x + this.itemLabelInsets.getLeft(), y);
}
else if (anchor == ItemLabelAnchor.INSIDE4) {
result = new Point2D.Double(x + ADJ * this.itemLabelInsets.getLeft(),
y + OPP * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.INSIDE5) {
result = new Point2D.Double(x + OPP * this.itemLabelInsets.getLeft(),
y + ADJ * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.INSIDE6) {
result = new Point2D.Double(x, y + this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.INSIDE7) {
result = new Point2D.Double(x - OPP * this.itemLabelInsets.getLeft(),
y + ADJ * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.INSIDE8) {
result = new Point2D.Double(x - ADJ * this.itemLabelInsets.getLeft(),
y + OPP * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.INSIDE9) {
result = new Point2D.Double(x - this.itemLabelInsets.getLeft(), y);
}
else if (anchor == ItemLabelAnchor.INSIDE10) {
result = new Point2D.Double(x - ADJ * this.itemLabelInsets.getLeft(),
y - OPP * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.INSIDE11) {
result = new Point2D.Double(x - OPP * this.itemLabelInsets.getLeft(),
y - ADJ * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.INSIDE12) {
result = new Point2D.Double(x, y - this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE1) {
result = new Point2D.Double(
x + 2.0 * OPP * this.itemLabelInsets.getLeft(),
y - 2.0 * ADJ * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE2) {
result = new Point2D.Double(
x + 2.0 * ADJ * this.itemLabelInsets.getLeft(),
y - 2.0 * OPP * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE3) {
result = new Point2D.Double(x + 2.0 * this.itemLabelInsets.getLeft(),
y);
}
else if (anchor == ItemLabelAnchor.OUTSIDE4) {
result = new Point2D.Double(
x + 2.0 * ADJ * this.itemLabelInsets.getLeft(),
y + 2.0 * OPP * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE5) {
result = new Point2D.Double(
x + 2.0 * OPP * this.itemLabelInsets.getLeft(),
y + 2.0 * ADJ * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE6) {
result = new Point2D.Double(x,
y + 2.0 * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE7) {
result = new Point2D.Double(
x - 2.0 * OPP * this.itemLabelInsets.getLeft(),
y + 2.0 * ADJ * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE8) {
result = new Point2D.Double(
x - 2.0 * ADJ * this.itemLabelInsets.getLeft(),
y + 2.0 * OPP * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE9) {
result = new Point2D.Double(x - 2.0 * this.itemLabelInsets.getLeft(),
y);
}
else if (anchor == ItemLabelAnchor.OUTSIDE10) {
result = new Point2D.Double(
x - 2.0 * ADJ * this.itemLabelInsets.getLeft(),
y - 2.0 * OPP * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE11) {
result = new Point2D.Double(
x - 2.0 * OPP * this.itemLabelInsets.getLeft(),
y - 2.0 * ADJ * this.itemLabelInsets.getTop());
}
else if (anchor == ItemLabelAnchor.OUTSIDE12) {
result = new Point2D.Double(x,
y - 2.0 * this.itemLabelInsets.getTop());
}
return result;
}
/**
* Registers an object to receive notification of changes to the renderer.
*
* @param listener the listener ({@code null} not permitted).
*
* @see #removeChangeListener(RendererChangeListener)
*/
public void addChangeListener(RendererChangeListener listener) {
Args.nullNotPermitted(listener, "listener");
this.listenerList.add(RendererChangeListener.class, listener);
}
/**
* Deregisters an object so that it no longer receives
* notification of changes to the renderer.
*
* @param listener the object ({@code null} not permitted).
*
* @see #addChangeListener(RendererChangeListener)
*/
public void removeChangeListener(RendererChangeListener listener) {
Args.nullNotPermitted(listener, "listener");
this.listenerList.remove(RendererChangeListener.class, listener);
}
/**
* Returns {@code true} if the specified object is registered with
* the dataset as a listener. Most applications won't need to call this
* method, it exists mainly for use by unit testing code.
*
* @param listener the listener.
*
* @return A boolean.
*/
public boolean hasListener(EventListener listener) {
List