org.jfree.chart.renderer.category

Class CategoryItemRendererState

java.lang.Object

org.jfree.chart.renderer.RendererState

org.jfree.chart.renderer.category.CategoryItemRendererState

Direct Known Subclasses:

CategoryStepRenderer.State

public class CategoryItemRendererState
extends RendererState

An object that retains temporary state information for a CategoryItemRenderer.

Field Summary

Fields

Modifier and Type	Field and Description
private double	barWidth The bar width.
private CategoryCrosshairState	crosshairState State information for crosshairs in the plot (this is updated by the renderer, but may be passed to several renderers in one chart).
private double	seriesRunningTotal The series running total.
private int[]	visibleSeries The array with the indices of the visible series.

Constructor Summary

Constructors

Constructor and Description
CategoryItemRendererState(PlotRenderingInfo info) Creates a new object for recording temporary state information for a renderer.

Method Summary

Modifier and Type	Method and Description
double	getBarWidth() Returns the bar width.
CategoryCrosshairState	getCrosshairState() Returns the crosshair state, if any.
double	getSeriesRunningTotal() Returns the series running total.
int[]	getVisibleSeriesArray() Returns a copy of the visible series array.
int	getVisibleSeriesCount() Returns the number of visible series or -1 if no visible series have been specified.
int	getVisibleSeriesIndex(int rowIndex) Returns the index of the row relative to the visible rows.
void	setBarWidth(double width) Sets the bar width.
void	setCrosshairState(CategoryCrosshairState state) Sets the crosshair state.
(package private) void	setSeriesRunningTotal(double total) Sets the series running total (this method is intended for the use of the renderer only).
void	setVisibleSeriesArray(int[] visibleSeries) Sets an array with the indices of the visible rows.

Methods inherited from class org.jfree.chart.renderer.RendererState

getEntityCollection, getInfo

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

barWidth

private double barWidth

The bar width.

seriesRunningTotal

private double seriesRunningTotal

The series running total.

visibleSeries

private int[] visibleSeries

The array with the indices of the visible series.

crosshairState

private CategoryCrosshairState crosshairState

State information for crosshairs in the plot (this is updated by the renderer, but may be passed to several renderers in one chart).

Since:

1.0.11

Constructor Detail

CategoryItemRendererState

public CategoryItemRendererState(PlotRenderingInfo info)

Creates a new object for recording temporary state information for a renderer.

Parameters:

info - the plot rendering info (null permitted).

Method Detail

getBarWidth

public double getBarWidth()

Returns the bar width.

Returns:

The bar width.

See Also:

setBarWidth(double)

setBarWidth

public void setBarWidth(double width)

Sets the bar width. The renderer calculates this value and stores it here - it is not intended that users can manually set the bar width.

Parameters:

width - the width.

See Also:

getBarWidth()

getSeriesRunningTotal

public double getSeriesRunningTotal()

Returns the series running total.

Returns:

The running total.

See Also:

setSeriesRunningTotal(double)

setSeriesRunningTotal

void setSeriesRunningTotal(double total)

Sets the series running total (this method is intended for the use of the renderer only).

Parameters:

total - the new total.

See Also:

getSeriesRunningTotal()

getCrosshairState

public CategoryCrosshairState getCrosshairState()

Returns the crosshair state, if any.

Returns:

The crosshair state (possibly null).

Since:

1.0.11

See Also:

setCrosshairState(CategoryCrosshairState)

setCrosshairState

public void setCrosshairState(CategoryCrosshairState state)

Sets the crosshair state.

Parameters:

state - the new state (null permitted).

Since:

1.0.11

See Also:

getCrosshairState()

getVisibleSeriesIndex

public int getVisibleSeriesIndex(int rowIndex)

Returns the index of the row relative to the visible rows. If no visible rows have been specified, the original row index is returned. If the row index is not included in the array of visible rows, -1 is returned.

Parameters:

rowIndex - the row index.

Returns:

The new row index or -1.

Since:

1.0.13

getVisibleSeriesCount

public int getVisibleSeriesCount()

Returns the number of visible series or -1 if no visible series have been specified.

Returns:

The number or -1.

Since:

1.0.13

getVisibleSeriesArray

public int[] getVisibleSeriesArray()

Returns a copy of the visible series array.

Returns:

The visible series array (possibly null).

Since:

1.0.13

setVisibleSeriesArray

public void setVisibleSeriesArray(int[] visibleSeries)

Sets an array with the indices of the visible rows.

Parameters:

visibleSeries - the array (null permitted).

Since:

1.0.13