Class LineAndShapeRenderer
- java.lang.Object
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- org.jfree.chart.renderer.AbstractRenderer
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- org.jfree.chart.renderer.category.AbstractCategoryItemRenderer
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- org.jfree.chart.renderer.category.LineAndShapeRenderer
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- All Implemented Interfaces:
java.io.Serializable
,java.lang.Cloneable
,LegendItemSource
,CategoryItemRenderer
,PublicCloneable
- Direct Known Subclasses:
DefaultCategoryItemRenderer
,StatisticalLineAndShapeRenderer
public class LineAndShapeRenderer extends AbstractCategoryItemRenderer implements java.lang.Cloneable, PublicCloneable, java.io.Serializable
A renderer that draws shapes for each data item, and lines between data items (for use with theCategoryPlot
class). The example shown here is generated by theLineChartDemo1.java
program included in the JFreeChart Demo Collection:
- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description private boolean
defaultLinesVisible
A flag indicating whether or not lines are drawn between non-null points.private boolean
defaultShapesFilled
The default value returned by the getShapeFilled() method.private boolean
defaultShapesVisible
The default value returned by the getShapeVisible() method.private boolean
drawOutlines
A flag that controls whether outlines are drawn for shapes.private double
itemMargin
The item margin used for series offsetting - this allows the positioning to match the bar positions of theBarRenderer
class.private static long
serialVersionUID
For serialization.private BooleanList
seriesLinesVisible
A table of flags that control (per series) whether or not lines are visible.private BooleanList
seriesShapesFilled
A table of flags that control (per series) whether or not shapes are filled.private BooleanList
seriesShapesVisible
A table of flags that control (per series) whether or not shapes are visible.private boolean
useFillPaint
A flag that controls whether the fill paint is used for filling shapes.private boolean
useOutlinePaint
A flag that controls whether the outline paint is used for drawing shape outlines - if not, the regular series paint is used.private boolean
useSeriesOffset
A flag that controls whether or not the x-position for each item is offset within the category according to the series.-
Fields inherited from class org.jfree.chart.renderer.AbstractRenderer
DEFAULT_ITEM_LABEL_INSETS, DEFAULT_OUTLINE_PAINT, DEFAULT_OUTLINE_STROKE, DEFAULT_PAINT, DEFAULT_SHAPE, DEFAULT_STROKE, DEFAULT_VALUE_LABEL_FONT, DEFAULT_VALUE_LABEL_PAINT, ZERO
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Constructor Summary
Constructors Constructor Description LineAndShapeRenderer()
Creates a renderer with both lines and shapes visible by default.LineAndShapeRenderer(boolean lines, boolean shapes)
Creates a new renderer with lines and/or shapes visible.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Object
clone()
Returns an independent copy of the renderer.void
drawItem(java.awt.Graphics2D g2, CategoryItemRendererState state, java.awt.geom.Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass)
Draw a single data item.boolean
equals(java.lang.Object obj)
Tests this renderer for equality with an arbitrary object.boolean
getDefaultLinesVisible()
Returns the default 'lines visible' attribute.boolean
getDefaultShapesFilled()
Returns the default 'shape filled' attribute.boolean
getDefaultShapesVisible()
Returns the default 'shape visible' attribute.boolean
getDrawOutlines()
Returnstrue
if outlines should be drawn for shapes, andfalse
otherwise.boolean
getItemLineVisible(int series, int item)
Returns the flag used to control whether or not the line for an item is visible.double
getItemMargin()
Returns the item margin, which is the gap between items within a category (expressed as a percentage of the overall category width).boolean
getItemShapeFilled(int series, int item)
Returns the flag used to control whether or not the shape for an item is filled.boolean
getItemShapeVisible(int series, int item)
Returns the flag used to control whether or not the shape for an item is visible.LegendItem
getLegendItem(int datasetIndex, int series)
Returns a legend item for a series.int
getPassCount()
This renderer uses two passes to draw the data.java.lang.Boolean
getSeriesLinesVisible(int series)
Returns the flag used to control whether or not the lines for a series are visible.boolean
getSeriesShapesFilled(int series)
Returns the flag used to control whether or not the shapes for a series are filled.java.lang.Boolean
getSeriesShapesVisible(int series)
Returns the flag used to control whether or not the shapes for a series are visible.boolean
getUseFillPaint()
Returnstrue
if the renderer should use the fill paint setting to fill shapes, andfalse
if it should just use the regular paint.boolean
getUseOutlinePaint()
Returns the flag that controls whether the outline paint is used for shape outlines.boolean
getUseSeriesOffset()
Returns the flag that controls whether or not the x-position for each data item is offset within the category according to the series.void
setDefaultLinesVisible(boolean flag)
Sets the default 'lines visible' flag and sends aRendererChangeEvent
to all registered listeners.void
setDefaultShapesFilled(boolean flag)
Sets the default 'shapes filled' flag and sends aRendererChangeEvent
to all registered listeners.void
setDefaultShapesVisible(boolean flag)
Sets the default 'shapes visible' flag and sends aRendererChangeEvent
to all registered listeners.void
setDrawOutlines(boolean flag)
Sets the flag that controls whether outlines are drawn for shapes, and sends aRendererChangeEvent
to all registered listeners.void
setItemMargin(double margin)
Sets the item margin, which is the gap between items within a category (expressed as a percentage of the overall category width), and sends aRendererChangeEvent
to all registered listeners.void
setSeriesLinesVisible(int series, boolean visible)
Sets the 'lines visible' flag for a series and sends aRendererChangeEvent
to all registered listeners.void
setSeriesLinesVisible(int series, java.lang.Boolean flag)
Sets the 'lines visible' flag for a series and sends aRendererChangeEvent
to all registered listeners.void
setSeriesShapesFilled(int series, boolean filled)
Sets the 'shapes filled' flag for a series and sends aRendererChangeEvent
to all registered listeners.void
setSeriesShapesFilled(int series, java.lang.Boolean filled)
Sets the 'shapes filled' flag for a series and sends aRendererChangeEvent
to all registered listeners.void
setSeriesShapesVisible(int series, boolean visible)
Sets the 'shapes visible' flag for a series and sends aRendererChangeEvent
to all registered listeners.void
setSeriesShapesVisible(int series, java.lang.Boolean flag)
Sets the 'shapes visible' flag for a series and sends aRendererChangeEvent
to all registered listeners.void
setUseFillPaint(boolean flag)
Sets the flag that controls whether the fill paint is used to fill shapes, and sends aRendererChangeEvent
to all registered listeners.void
setUseOutlinePaint(boolean use)
Sets the flag that controls whether the outline paint is used for shape outlines, and sends aRendererChangeEvent
to all registered listeners.void
setUseSeriesOffset(boolean offset)
Sets the flag that controls whether or not the x-position for each data item is offset within its category according to the series, and sends aRendererChangeEvent
to all registered listeners.-
Methods inherited from class org.jfree.chart.renderer.category.AbstractCategoryItemRenderer
addEntity, addItemEntity, beginElementGroup, calculateDomainMarkerTextAnchorPoint, calculateRangeMarkerTextAnchorPoint, createState, drawBackground, drawDomainGridline, drawDomainMarker, drawItemLabel, drawOutline, drawRangeLine, drawRangeMarker, findRangeBounds, findRangeBounds, getColumnCount, getDefaultItemLabelGenerator, getDefaultItemURLGenerator, getDefaultToolTipGenerator, getDomainAxis, getDrawingSupplier, getItemLabelGenerator, getItemMiddle, getItemURLGenerator, getLegendItemLabelGenerator, getLegendItems, getLegendItemToolTipGenerator, getLegendItemURLGenerator, getPlot, getRangeAxis, getRowCount, getSeriesItemLabelGenerator, getSeriesItemURLGenerator, getSeriesToolTipGenerator, getToolTipGenerator, hashCode, initialise, setDefaultItemLabelGenerator, setDefaultItemLabelGenerator, setDefaultItemURLGenerator, setDefaultItemURLGenerator, setDefaultToolTipGenerator, setDefaultToolTipGenerator, setLegendItemLabelGenerator, setLegendItemToolTipGenerator, setLegendItemURLGenerator, setPlot, setSeriesItemLabelGenerator, setSeriesItemLabelGenerator, setSeriesItemURLGenerator, setSeriesItemURLGenerator, setSeriesToolTipGenerator, setSeriesToolTipGenerator, updateCrosshairValues
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Methods inherited from class org.jfree.chart.renderer.AbstractRenderer
addChangeListener, beginElementGroup, calculateLabelAnchorPoint, clearSeriesPaints, clearSeriesStrokes, endElementGroup, fireChangeEvent, getAutoPopulateSeriesFillPaint, getAutoPopulateSeriesOutlinePaint, getAutoPopulateSeriesOutlineStroke, getAutoPopulateSeriesPaint, getAutoPopulateSeriesShape, getAutoPopulateSeriesStroke, getDataBoundsIncludesVisibleSeriesOnly, getDefaultCreateEntities, getDefaultEntityRadius, getDefaultFillPaint, getDefaultItemLabelFont, getDefaultItemLabelPaint, getDefaultItemLabelsVisible, getDefaultLegendShape, getDefaultLegendTextFont, getDefaultLegendTextPaint, getDefaultNegativeItemLabelPosition, getDefaultOutlinePaint, getDefaultOutlineStroke, getDefaultPaint, getDefaultPositiveItemLabelPosition, getDefaultSeriesVisible, getDefaultSeriesVisibleInLegend, getDefaultShape, getDefaultStroke, getItemCreateEntity, getItemFillPaint, getItemLabelAnchorOffset, getItemLabelFont, getItemLabelInsets, getItemLabelPaint, getItemOutlinePaint, getItemOutlineStroke, getItemPaint, getItemShape, getItemStroke, getItemVisible, getLegendShape, getLegendTextFont, getLegendTextPaint, getNegativeItemLabelPosition, getPositiveItemLabelPosition, getSeriesCreateEntities, getSeriesFillPaint, getSeriesItemLabelFont, getSeriesItemLabelPaint, getSeriesNegativeItemLabelPosition, getSeriesOutlinePaint, getSeriesOutlineStroke, getSeriesPaint, getSeriesPositiveItemLabelPosition, getSeriesShape, getSeriesStroke, getSeriesVisible, getSeriesVisibleInLegend, getTreatLegendShapeAsLine, hasListener, isComputeItemLabelContrastColor, isItemLabelVisible, isSeriesItemLabelsVisible, isSeriesVisible, isSeriesVisibleInLegend, lookupLegendShape, lookupLegendTextFont, lookupLegendTextPaint, lookupSeriesFillPaint, lookupSeriesOutlinePaint, lookupSeriesOutlineStroke, lookupSeriesPaint, lookupSeriesShape, lookupSeriesStroke, notifyListeners, removeChangeListener, setAutoPopulateSeriesFillPaint, setAutoPopulateSeriesOutlinePaint, setAutoPopulateSeriesOutlineStroke, setAutoPopulateSeriesPaint, setAutoPopulateSeriesShape, setAutoPopulateSeriesStroke, setComputeItemLabelContrastColor, setDataBoundsIncludesVisibleSeriesOnly, setDefaultCreateEntities, setDefaultCreateEntities, setDefaultEntityRadius, setDefaultFillPaint, setDefaultFillPaint, setDefaultItemLabelFont, setDefaultItemLabelFont, setDefaultItemLabelPaint, setDefaultItemLabelPaint, setDefaultItemLabelsVisible, setDefaultItemLabelsVisible, setDefaultLegendShape, setDefaultLegendTextFont, setDefaultLegendTextPaint, setDefaultNegativeItemLabelPosition, setDefaultNegativeItemLabelPosition, setDefaultOutlinePaint, setDefaultOutlinePaint, setDefaultOutlineStroke, setDefaultOutlineStroke, setDefaultPaint, setDefaultPaint, setDefaultPositiveItemLabelPosition, setDefaultPositiveItemLabelPosition, setDefaultSeriesVisible, setDefaultSeriesVisible, setDefaultSeriesVisibleInLegend, setDefaultSeriesVisibleInLegend, setDefaultShape, setDefaultShape, setDefaultStroke, setDefaultStroke, setItemLabelAnchorOffset, setItemLabelInsets, setLegendShape, setLegendTextFont, setLegendTextPaint, setSeriesCreateEntities, setSeriesCreateEntities, setSeriesFillPaint, setSeriesFillPaint, setSeriesItemLabelFont, setSeriesItemLabelFont, setSeriesItemLabelPaint, setSeriesItemLabelPaint, setSeriesItemLabelsVisible, setSeriesItemLabelsVisible, setSeriesItemLabelsVisible, setSeriesNegativeItemLabelPosition, setSeriesNegativeItemLabelPosition, setSeriesOutlinePaint, setSeriesOutlinePaint, setSeriesOutlineStroke, setSeriesOutlineStroke, setSeriesPaint, setSeriesPaint, setSeriesPositiveItemLabelPosition, setSeriesPositiveItemLabelPosition, setSeriesShape, setSeriesShape, setSeriesStroke, setSeriesStroke, setSeriesVisible, setSeriesVisible, setSeriesVisibleInLegend, setSeriesVisibleInLegend, setTreatLegendShapeAsLine
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Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.jfree.chart.renderer.category.CategoryItemRenderer
addChangeListener, getDefaultCreateEntities, getDefaultFillPaint, getDefaultItemLabelFont, getDefaultItemLabelPaint, getDefaultItemLabelsVisible, getDefaultNegativeItemLabelPosition, getDefaultOutlinePaint, getDefaultOutlineStroke, getDefaultPaint, getDefaultPositiveItemLabelPosition, getDefaultSeriesVisible, getDefaultSeriesVisibleInLegend, getDefaultShape, getDefaultStroke, getItemCreateEntity, getItemFillPaint, getItemLabelFont, getItemLabelPaint, getItemOutlinePaint, getItemOutlineStroke, getItemPaint, getItemShape, getItemStroke, getItemVisible, getNegativeItemLabelPosition, getPositiveItemLabelPosition, getSeriesCreateEntities, getSeriesFillPaint, getSeriesItemLabelFont, getSeriesItemLabelPaint, getSeriesNegativeItemLabelPosition, getSeriesOutlinePaint, getSeriesOutlineStroke, getSeriesPaint, getSeriesPositiveItemLabelPosition, getSeriesShape, getSeriesStroke, getSeriesVisible, getSeriesVisibleInLegend, isItemLabelVisible, isSeriesItemLabelsVisible, isSeriesVisible, isSeriesVisibleInLegend, removeChangeListener, setDefaultCreateEntities, setDefaultCreateEntities, setDefaultFillPaint, setDefaultItemLabelFont, setDefaultItemLabelFont, setDefaultItemLabelPaint, setDefaultItemLabelPaint, setDefaultItemLabelsVisible, setDefaultItemLabelsVisible, setDefaultNegativeItemLabelPosition, setDefaultNegativeItemLabelPosition, setDefaultOutlinePaint, setDefaultOutlinePaint, setDefaultOutlineStroke, setDefaultOutlineStroke, setDefaultPaint, setDefaultPaint, setDefaultPositiveItemLabelPosition, setDefaultPositiveItemLabelPosition, setDefaultSeriesVisible, setDefaultSeriesVisible, setDefaultSeriesVisibleInLegend, setDefaultSeriesVisibleInLegend, setDefaultShape, setDefaultShape, setDefaultStroke, setDefaultStroke, setSeriesCreateEntities, setSeriesCreateEntities, setSeriesFillPaint, setSeriesItemLabelFont, setSeriesItemLabelFont, setSeriesItemLabelPaint, setSeriesItemLabelPaint, setSeriesItemLabelsVisible, setSeriesItemLabelsVisible, setSeriesItemLabelsVisible, setSeriesNegativeItemLabelPosition, setSeriesNegativeItemLabelPosition, setSeriesOutlinePaint, setSeriesOutlinePaint, setSeriesOutlineStroke, setSeriesOutlineStroke, setSeriesPaint, setSeriesPaint, setSeriesPositiveItemLabelPosition, setSeriesPositiveItemLabelPosition, setSeriesShape, setSeriesShape, setSeriesStroke, setSeriesStroke, setSeriesVisible, setSeriesVisible, setSeriesVisibleInLegend, setSeriesVisibleInLegend
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Field Detail
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serialVersionUID
private static final long serialVersionUID
For serialization.- See Also:
- Constant Field Values
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seriesLinesVisible
private BooleanList seriesLinesVisible
A table of flags that control (per series) whether or not lines are visible.
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defaultLinesVisible
private boolean defaultLinesVisible
A flag indicating whether or not lines are drawn between non-null points.
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seriesShapesVisible
private BooleanList seriesShapesVisible
A table of flags that control (per series) whether or not shapes are visible.
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defaultShapesVisible
private boolean defaultShapesVisible
The default value returned by the getShapeVisible() method.
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seriesShapesFilled
private BooleanList seriesShapesFilled
A table of flags that control (per series) whether or not shapes are filled.
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defaultShapesFilled
private boolean defaultShapesFilled
The default value returned by the getShapeFilled() method.
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useFillPaint
private boolean useFillPaint
A flag that controls whether the fill paint is used for filling shapes.
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drawOutlines
private boolean drawOutlines
A flag that controls whether outlines are drawn for shapes.
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useOutlinePaint
private boolean useOutlinePaint
A flag that controls whether the outline paint is used for drawing shape outlines - if not, the regular series paint is used.
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useSeriesOffset
private boolean useSeriesOffset
A flag that controls whether or not the x-position for each item is offset within the category according to the series.
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itemMargin
private double itemMargin
The item margin used for series offsetting - this allows the positioning to match the bar positions of theBarRenderer
class.
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Constructor Detail
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LineAndShapeRenderer
public LineAndShapeRenderer()
Creates a renderer with both lines and shapes visible by default.
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LineAndShapeRenderer
public LineAndShapeRenderer(boolean lines, boolean shapes)
Creates a new renderer with lines and/or shapes visible.- Parameters:
lines
- draw lines?shapes
- draw shapes?
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Method Detail
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getItemLineVisible
public boolean getItemLineVisible(int series, int item)
Returns the flag used to control whether or not the line for an item is visible.- Parameters:
series
- the series index (zero-based).item
- the item index (zero-based).- Returns:
- A boolean.
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getSeriesLinesVisible
public java.lang.Boolean getSeriesLinesVisible(int series)
Returns the flag used to control whether or not the lines for a series are visible.- Parameters:
series
- the series index (zero-based).- Returns:
- The flag (possibly
null
). - See Also:
setSeriesLinesVisible(int, Boolean)
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setSeriesLinesVisible
public void setSeriesLinesVisible(int series, java.lang.Boolean flag)
Sets the 'lines visible' flag for a series and sends aRendererChangeEvent
to all registered listeners.- Parameters:
series
- the series index (zero-based).flag
- the flag (null
permitted).- See Also:
getSeriesLinesVisible(int)
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setSeriesLinesVisible
public void setSeriesLinesVisible(int series, boolean visible)
Sets the 'lines visible' flag for a series and sends aRendererChangeEvent
to all registered listeners.- Parameters:
series
- the series index (zero-based).visible
- the flag.- See Also:
getSeriesLinesVisible(int)
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getDefaultLinesVisible
public boolean getDefaultLinesVisible()
Returns the default 'lines visible' attribute.- Returns:
- The default flag.
- See Also:
getDefaultLinesVisible()
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setDefaultLinesVisible
public void setDefaultLinesVisible(boolean flag)
Sets the default 'lines visible' flag and sends aRendererChangeEvent
to all registered listeners.- Parameters:
flag
- the flag.- See Also:
getDefaultLinesVisible()
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getItemShapeVisible
public boolean getItemShapeVisible(int series, int item)
Returns the flag used to control whether or not the shape for an item is visible.- Parameters:
series
- the series index (zero-based).item
- the item index (zero-based).- Returns:
- A boolean.
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getSeriesShapesVisible
public java.lang.Boolean getSeriesShapesVisible(int series)
Returns the flag used to control whether or not the shapes for a series are visible.- Parameters:
series
- the series index (zero-based).- Returns:
- A boolean.
- See Also:
setSeriesShapesVisible(int, Boolean)
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setSeriesShapesVisible
public void setSeriesShapesVisible(int series, boolean visible)
Sets the 'shapes visible' flag for a series and sends aRendererChangeEvent
to all registered listeners.- Parameters:
series
- the series index (zero-based).visible
- the flag.- See Also:
getSeriesShapesVisible(int)
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setSeriesShapesVisible
public void setSeriesShapesVisible(int series, java.lang.Boolean flag)
Sets the 'shapes visible' flag for a series and sends aRendererChangeEvent
to all registered listeners.- Parameters:
series
- the series index (zero-based).flag
- the flag.- See Also:
getSeriesShapesVisible(int)
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getDefaultShapesVisible
public boolean getDefaultShapesVisible()
Returns the default 'shape visible' attribute.- Returns:
- The base flag.
- See Also:
setDefaultShapesVisible(boolean)
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setDefaultShapesVisible
public void setDefaultShapesVisible(boolean flag)
Sets the default 'shapes visible' flag and sends aRendererChangeEvent
to all registered listeners.- Parameters:
flag
- the flag.- See Also:
getDefaultShapesVisible()
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getDrawOutlines
public boolean getDrawOutlines()
Returnstrue
if outlines should be drawn for shapes, andfalse
otherwise.- Returns:
- A boolean.
- See Also:
setDrawOutlines(boolean)
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setDrawOutlines
public void setDrawOutlines(boolean flag)
Sets the flag that controls whether outlines are drawn for shapes, and sends aRendererChangeEvent
to all registered listeners.In some cases, shapes look better if they do NOT have an outline, but this flag allows you to set your own preference.
- Parameters:
flag
- the flag.- See Also:
getDrawOutlines()
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getUseOutlinePaint
public boolean getUseOutlinePaint()
Returns the flag that controls whether the outline paint is used for shape outlines. If not, the regular series paint is used.- Returns:
- A boolean.
- See Also:
setUseOutlinePaint(boolean)
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setUseOutlinePaint
public void setUseOutlinePaint(boolean use)
Sets the flag that controls whether the outline paint is used for shape outlines, and sends aRendererChangeEvent
to all registered listeners.- Parameters:
use
- the flag.- See Also:
getUseOutlinePaint()
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getItemShapeFilled
public boolean getItemShapeFilled(int series, int item)
Returns the flag used to control whether or not the shape for an item is filled. The default implementation passes control to thegetSeriesShapesFilled
method. You can override this method if you require different behaviour.- Parameters:
series
- the series index (zero-based).item
- the item index (zero-based).- Returns:
- A boolean.
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getSeriesShapesFilled
public boolean getSeriesShapesFilled(int series)
Returns the flag used to control whether or not the shapes for a series are filled.- Parameters:
series
- the series index (zero-based).- Returns:
- A boolean.
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setSeriesShapesFilled
public void setSeriesShapesFilled(int series, java.lang.Boolean filled)
Sets the 'shapes filled' flag for a series and sends aRendererChangeEvent
to all registered listeners.- Parameters:
series
- the series index (zero-based).filled
- the flag.- See Also:
getSeriesShapesFilled(int)
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setSeriesShapesFilled
public void setSeriesShapesFilled(int series, boolean filled)
Sets the 'shapes filled' flag for a series and sends aRendererChangeEvent
to all registered listeners.- Parameters:
series
- the series index (zero-based).filled
- the flag.- See Also:
getSeriesShapesFilled(int)
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getDefaultShapesFilled
public boolean getDefaultShapesFilled()
Returns the default 'shape filled' attribute.- Returns:
- The base flag.
- See Also:
setDefaultShapesFilled(boolean)
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setDefaultShapesFilled
public void setDefaultShapesFilled(boolean flag)
Sets the default 'shapes filled' flag and sends aRendererChangeEvent
to all registered listeners.- Parameters:
flag
- the flag.- See Also:
getDefaultShapesFilled()
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getUseFillPaint
public boolean getUseFillPaint()
Returnstrue
if the renderer should use the fill paint setting to fill shapes, andfalse
if it should just use the regular paint.- Returns:
- A boolean.
- See Also:
setUseFillPaint(boolean)
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setUseFillPaint
public void setUseFillPaint(boolean flag)
Sets the flag that controls whether the fill paint is used to fill shapes, and sends aRendererChangeEvent
to all registered listeners.- Parameters:
flag
- the flag.- See Also:
getUseFillPaint()
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getUseSeriesOffset
public boolean getUseSeriesOffset()
Returns the flag that controls whether or not the x-position for each data item is offset within the category according to the series.- Returns:
- A boolean.
- See Also:
setUseSeriesOffset(boolean)
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setUseSeriesOffset
public void setUseSeriesOffset(boolean offset)
Sets the flag that controls whether or not the x-position for each data item is offset within its category according to the series, and sends aRendererChangeEvent
to all registered listeners.- Parameters:
offset
- the offset.- See Also:
getUseSeriesOffset()
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getItemMargin
public double getItemMargin()
Returns the item margin, which is the gap between items within a category (expressed as a percentage of the overall category width). This can be used to match the offset alignment with the bars drawn by aBarRenderer
).- Returns:
- The item margin.
- See Also:
setItemMargin(double)
,getUseSeriesOffset()
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setItemMargin
public void setItemMargin(double margin)
Sets the item margin, which is the gap between items within a category (expressed as a percentage of the overall category width), and sends aRendererChangeEvent
to all registered listeners.- Parameters:
margin
- the margin (0.0 <= margin < 1.0).- See Also:
getItemMargin()
,getUseSeriesOffset()
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getLegendItem
public LegendItem getLegendItem(int datasetIndex, int series)
Returns a legend item for a series.- Specified by:
getLegendItem
in interfaceCategoryItemRenderer
- Overrides:
getLegendItem
in classAbstractCategoryItemRenderer
- Parameters:
datasetIndex
- the dataset index (zero-based).series
- the series index (zero-based).- Returns:
- The legend item.
- See Also:
AbstractCategoryItemRenderer.getLegendItems()
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getPassCount
public int getPassCount()
This renderer uses two passes to draw the data.- Specified by:
getPassCount
in interfaceCategoryItemRenderer
- Overrides:
getPassCount
in classAbstractCategoryItemRenderer
- Returns:
- The pass count (
2
for this renderer).
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drawItem
public void drawItem(java.awt.Graphics2D g2, CategoryItemRendererState state, java.awt.geom.Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass)
Draw a single data item.- Specified by:
drawItem
in interfaceCategoryItemRenderer
- Parameters:
g2
- the graphics device.state
- the renderer state.dataArea
- the area in which the data is drawn.plot
- the plot.domainAxis
- the domain axis.rangeAxis
- the range axis.dataset
- the dataset.row
- the row index (zero-based).column
- the column index (zero-based).pass
- the pass index.
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equals
public boolean equals(java.lang.Object obj)
Tests this renderer for equality with an arbitrary object.- Overrides:
equals
in classAbstractCategoryItemRenderer
- Parameters:
obj
- the object (null
permitted).- Returns:
- A boolean.
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clone
public java.lang.Object clone() throws java.lang.CloneNotSupportedException
Returns an independent copy of the renderer.- Specified by:
clone
in interfacePublicCloneable
- Overrides:
clone
in classAbstractCategoryItemRenderer
- Returns:
- A clone.
- Throws:
java.lang.CloneNotSupportedException
- should not happen.
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