Package org.jfree.chart.renderer.category

Class BoxAndWhiskerRenderer

java.lang.Object

org.jfree.chart.renderer.AbstractRenderer

org.jfree.chart.renderer.category.AbstractCategoryItemRenderer

org.jfree.chart.renderer.category.BoxAndWhiskerRenderer

All Implemented Interfaces:

Serializable, Cloneable, LegendItemSource, CategoryItemRenderer, PublicCloneable

public class BoxAndWhiskerRenderer
extends AbstractCategoryItemRenderer
implements Cloneable, PublicCloneable, Serializable

A box-and-whisker renderer. This renderer requires a BoxAndWhiskerCategoryDataset and is for use with the CategoryPlot class. The example shown here is generated by the BoxAndWhiskerChartDemo1.java program included in the JFreeChart Demo Collection:

See Also:

• Serialized Form

Field Summary

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

Constructor Summary

Constructors

Constructor	Description
BoxAndWhiskerRenderer()	Default constructor.

Method Summary

Modifier and Type	Method	Description
void	drawHorizontalItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column)	Draws the visual representation of a single data item when the plot has a horizontal orientation.
void	drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass)	Draw a single data item.
void	drawVerticalItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column)	Draws the visual representation of a single data item when the plot has a vertical orientation.
boolean	equals(Object obj)	Tests this renderer for equality with an arbitrary object.
Range	findRangeBounds(CategoryDataset dataset)	Returns the range of values from the specified dataset that the renderer will require to display all the data.
Paint	getArtifactPaint()	Returns the paint used to color the median and average markers.
boolean	getFillBox()	Returns the flag that controls whether or not the box is filled.
double	getItemMargin()	Returns the item margin.
LegendItem	getLegendItem(int datasetIndex, int series)	Returns a legend item for a series.
double	getMaximumBarWidth()	Returns the maximum bar width as a percentage of the available drawing space.
boolean	getUseOutlinePaintForWhiskers()	Returns the flag that, if true, causes the whiskers to be drawn using the series outline paint.
double	getWhiskerWidth()	Returns the width of the whiskers as fraction of the bar width.
CategoryItemRendererState	initialise(Graphics2D g2, Rectangle2D dataArea, CategoryPlot plot, int rendererIndex, PlotRenderingInfo info)	Initialises the renderer.
boolean	isMaxOutlierVisible()	Returns the flag that controls whether or not the maximum outlier is draw for each item.
boolean	isMeanVisible()	Returns the flag that controls whether or not the mean indicator is draw for each item.
boolean	isMedianVisible()	Returns the flag that controls whether or not the median indicator is draw for each item.
boolean	isMinOutlierVisible()	Returns the flag that controls whether or not the minimum outlier is draw for each item.
void	setArtifactPaint(Paint paint)	Sets the paint used to color the median and average markers and sends a RendererChangeEvent to all registered listeners.
void	setFillBox(boolean flag)	Sets the flag that controls whether or not the box is filled and sends a RendererChangeEvent to all registered listeners.
void	setItemMargin(double margin)	Sets the item margin and sends a RendererChangeEvent to all registered listeners.
void	setMaximumBarWidth(double percent)	Sets the maximum bar width, which is specified as a percentage of the available space for all bars, and sends a RendererChangeEvent to all registered listeners.
void	setMaxOutlierVisible(boolean visible)	Sets the flag that controls whether or not the maximum outlier is drawn for each item, and sends a RendererChangeEvent to all registered listeners.
void	setMeanVisible(boolean visible)	Sets the flag that controls whether or not the mean indicator is drawn for each item, and sends a RendererChangeEvent to all registered listeners.
void	setMedianVisible(boolean visible)	Sets the flag that controls whether or not the median indicator is drawn for each item, and sends a RendererChangeEvent to all registered listeners.
void	setMinOutlierVisible(boolean visible)	Sets the flag that controls whether or not the minimum outlier is drawn for each item, and sends a RendererChangeEvent to all registered listeners.
void	setUseOutlinePaintForWhiskers(boolean flag)	Sets the flag that, if true, causes the whiskers to be drawn using the series outline paint, and sends a RendererChangeEvent to all registered listeners.
void	setWhiskerWidth(double width)	Sets the width of the whiskers as a fraction of the bar width and sends a RendererChangeEvent to all registered listeners.

Methods inherited from class org.jfree.chart.renderer.category.AbstractCategoryItemRenderer

addEntity, addItemEntity, beginElementGroup, calculateDomainMarkerTextAnchorPoint, calculateRangeMarkerTextAnchorPoint, clone, createState, drawBackground, drawDomainGridline, drawDomainMarker, drawItemLabel, drawOutline, drawRangeLine, drawRangeMarker, findRangeBounds, getColumnCount, getDefaultItemLabelGenerator, getDefaultItemURLGenerator, getDefaultToolTipGenerator, getDomainAxis, getDrawingSupplier, getItemLabelGenerator, getItemMiddle, getItemURLGenerator, getLegendItemLabelGenerator, getLegendItems, getLegendItemToolTipGenerator, getLegendItemURLGenerator, getPassCount, getPlot, getRangeAxis, getRowCount, getSeriesItemLabelGenerator, getSeriesItemURLGenerator, getSeriesToolTipGenerator, getToolTipGenerator, hashCode, setDefaultItemLabelGenerator, setDefaultItemLabelGenerator, setDefaultItemURLGenerator, setDefaultItemURLGenerator, setDefaultToolTipGenerator, setDefaultToolTipGenerator, setLegendItemLabelGenerator, setLegendItemToolTipGenerator, setLegendItemURLGenerator, setPlot, setSeriesItemLabelGenerator, setSeriesItemLabelGenerator, setSeriesItemURLGenerator, setSeriesItemURLGenerator, setSeriesToolTipGenerator, setSeriesToolTipGenerator, updateCrosshairValues

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

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, toString, wait, wait, wait

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

Methods inherited from interface org.jfree.chart.util.PublicCloneable

clone

Constructor Details

BoxAndWhiskerRenderer

public BoxAndWhiskerRenderer()

Default constructor.

Method Details

getArtifactPaint

public Paint getArtifactPaint()

Returns the paint used to color the median and average markers.

Returns:

The paint used to draw the median and average markers (never null).

See Also:

• setArtifactPaint(Paint)

setArtifactPaint

public void setArtifactPaint(Paint paint)

Sets the paint used to color the median and average markers and sends a RendererChangeEvent to all registered listeners.

Parameters:

paint - the paint (null not permitted).

See Also:

• getArtifactPaint()

getFillBox

public boolean getFillBox()

Returns the flag that controls whether or not the box is filled.

Returns:

A boolean.

See Also:

• setFillBox(boolean)

setFillBox

public void setFillBox(boolean flag)

Sets the flag that controls whether or not the box is filled and sends a RendererChangeEvent to all registered listeners.

Parameters:

flag - the flag.

See Also:

• getFillBox()

getItemMargin

public double getItemMargin()

Returns the item margin. This is a percentage of the available space that is allocated to the space between items in the chart.

Returns:

The margin.

See Also:

• setItemMargin(double)

setItemMargin

public void setItemMargin(double margin)

Sets the item margin and sends a RendererChangeEvent to all registered listeners.

Parameters:

margin - the margin (a percentage).

See Also:

• getItemMargin()

getMaximumBarWidth

public double getMaximumBarWidth()

Returns the maximum bar width as a percentage of the available drawing space. Take care with the encoding, for example 0.10 is ten percent.

Returns:

The maximum bar width.

See Also:

• setMaximumBarWidth(double)

setMaximumBarWidth

public void setMaximumBarWidth(double percent)

Sets the maximum bar width, which is specified as a percentage of the available space for all bars, and sends a RendererChangeEvent to all registered listeners.

Parameters:

percent - the maximum bar width (a percentage, where 0.10 is ten percent).

See Also:

• getMaximumBarWidth()

isMeanVisible

public boolean isMeanVisible()

Returns the flag that controls whether or not the mean indicator is draw for each item.

Returns:

A boolean.

See Also:

• setMeanVisible(boolean)

setMeanVisible

public void setMeanVisible(boolean visible)

Sets the flag that controls whether or not the mean indicator is drawn for each item, and sends a RendererChangeEvent to all registered listeners.

Parameters:

visible - the new flag value.

See Also:

• isMeanVisible()

isMedianVisible

public boolean isMedianVisible()

Returns the flag that controls whether or not the median indicator is draw for each item.

Returns:

A boolean.

See Also:

• setMedianVisible(boolean)

setMedianVisible

public void setMedianVisible(boolean visible)

Sets the flag that controls whether or not the median indicator is drawn for each item, and sends a RendererChangeEvent to all registered listeners.

Parameters:

visible - the new flag value.

See Also:

• isMedianVisible()

isMinOutlierVisible

public boolean isMinOutlierVisible()

Returns the flag that controls whether or not the minimum outlier is draw for each item.

Returns:

A boolean.

Since:

1.5.2

See Also:

• setMinOutlierVisible(boolean)

setMinOutlierVisible

public void setMinOutlierVisible(boolean visible)

Sets the flag that controls whether or not the minimum outlier is drawn for each item, and sends a RendererChangeEvent to all registered listeners.

Parameters:

visible - the new flag value.

Since:

1.5.2

See Also:

• isMinOutlierVisible()

isMaxOutlierVisible

public boolean isMaxOutlierVisible()

Returns the flag that controls whether or not the maximum outlier is draw for each item.

Returns:

A boolean.

Since:

1.5.2

See Also:

• setMaxOutlierVisible(boolean)

setMaxOutlierVisible

public void setMaxOutlierVisible(boolean visible)

Sets the flag that controls whether or not the maximum outlier is drawn for each item, and sends a RendererChangeEvent to all registered listeners.

Parameters:

visible - the new flag value.

Since:

1.5.2

See Also:

• isMaxOutlierVisible()

getUseOutlinePaintForWhiskers

public boolean getUseOutlinePaintForWhiskers()

Returns the flag that, if true, causes the whiskers to be drawn using the series outline paint.

Returns:

A boolean.

setUseOutlinePaintForWhiskers

public void setUseOutlinePaintForWhiskers(boolean flag)

Sets the flag that, if true, causes the whiskers to be drawn using the series outline paint, and sends a RendererChangeEvent to all registered listeners.

Parameters:

flag - the new flag value.

getWhiskerWidth

public double getWhiskerWidth()

Returns the width of the whiskers as fraction of the bar width.

Returns:

The width of the whiskers.

See Also:

• setWhiskerWidth(double)

setWhiskerWidth

public void setWhiskerWidth(double width)

Sets the width of the whiskers as a fraction of the bar width and sends a RendererChangeEvent to all registered listeners.

Parameters:

width - a value between 0 and 1 indicating how wide the whisker is supposed to be compared to the bar.

See Also:

• getWhiskerWidth()
• CategoryItemRendererState.getBarWidth()

getLegendItem

public LegendItem getLegendItem(int datasetIndex,
 int series)

Returns a legend item for a series.

Specified by:

getLegendItem in interface CategoryItemRenderer

Overrides:

getLegendItem in class AbstractCategoryItemRenderer

Parameters:

datasetIndex - the dataset index (zero-based).

series - the series index (zero-based).

Returns:

The legend item (possibly null).

See Also:

• AbstractCategoryItemRenderer.getLegendItems()

findRangeBounds

public Range findRangeBounds(CategoryDataset dataset)

Returns the range of values from the specified dataset that the renderer will require to display all the data.

Specified by:

findRangeBounds in interface CategoryItemRenderer

Overrides:

findRangeBounds in class AbstractCategoryItemRenderer

Parameters:

dataset - the dataset.

Returns:

The range.

initialise

public CategoryItemRendererState initialise(Graphics2D g2,
 Rectangle2D dataArea,
 CategoryPlot plot,
 int rendererIndex,
 PlotRenderingInfo info)

Initialises the renderer. This method gets called once at the start of the process of drawing a chart.

Specified by:

initialise in interface CategoryItemRenderer

Overrides:

initialise in class AbstractCategoryItemRenderer

Parameters:

g2 - the graphics device.

dataArea - the area in which the data is to be plotted.

plot - the plot.

rendererIndex - the renderer index.

info - collects chart rendering information for return to caller.

Returns:

The renderer state.

drawItem

public void drawItem(Graphics2D g2,
 CategoryItemRendererState state,
 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 interface CategoryItemRenderer

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 data (must be an instance of BoxAndWhiskerCategoryDataset).

row - the row index (zero-based).

column - the column index (zero-based).

pass - the pass index.

drawHorizontalItem

public void drawHorizontalItem(Graphics2D g2,
 CategoryItemRendererState state,
 Rectangle2D dataArea,
 CategoryPlot plot,
 CategoryAxis domainAxis,
 ValueAxis rangeAxis,
 CategoryDataset dataset,
 int row,
 int column)

Draws the visual representation of a single data item when the plot has a horizontal orientation.

Parameters:

g2 - the graphics device.

state - the renderer state.

dataArea - the area within which the plot is being drawn.

plot - the plot (can be used to obtain standard color information etc).

domainAxis - the domain axis.

rangeAxis - the range axis.

dataset - the dataset (must be an instance of BoxAndWhiskerCategoryDataset).

row - the row index (zero-based).

column - the column index (zero-based).

drawVerticalItem

public void drawVerticalItem(Graphics2D g2,
 CategoryItemRendererState state,
 Rectangle2D dataArea,
 CategoryPlot plot,
 CategoryAxis domainAxis,
 ValueAxis rangeAxis,
 CategoryDataset dataset,
 int row,
 int column)

Draws the visual representation of a single data item when the plot has a vertical orientation.

Parameters:

g2 - the graphics device.

state - the renderer state.

dataArea - the area within which the plot is being drawn.

plot - the plot (can be used to obtain standard color information etc).

domainAxis - the domain axis.

rangeAxis - the range axis.

dataset - the dataset (must be an instance of BoxAndWhiskerCategoryDataset).

row - the row index (zero-based).

column - the column index (zero-based).

equals

public boolean equals(Object obj)

Tests this renderer for equality with an arbitrary object.

Overrides:

equals in class AbstractCategoryItemRenderer

Parameters:

obj - the object (null permitted).

Returns:

true or false.