org.jfree.chart.renderer.xy
Class XYLineAndShapeRenderer.State

java.lang.Object
  org.jfree.chart.renderer.RendererState
      org.jfree.chart.renderer.xy.XYItemRendererState
          org.jfree.chart.renderer.xy.XYLineAndShapeRenderer.State

Direct Known Subclasses:

DeviationRenderer.State

Enclosing class:

XYLineAndShapeRenderer

public static class XYLineAndShapeRenderer.State
extends XYItemRendererState

Records the state for the renderer. This is used to preserve state information between calls to the drawItem() method for a single chart drawing.

Field Summary

java.awt.geom.GeneralPath

seriesPath The path for the current series.

Fields inherited from class org.jfree.chart.renderer.xy.XYItemRendererState

workingLine

Constructor Summary

XYLineAndShapeRenderer.State(PlotRenderingInfo info)
Creates a new state instance.

Method Summary

boolean	isLastPointGood() Returns a flag that indicates if the last point drawn (in the current series) was 'good' (non-null).
void	setLastPointGood(boolean good) Sets a flag that indicates if the last point drawn (in the current series) was 'good' (non-null).
void	startSeriesPass(XYDataset dataset, int series, int firstItem, int lastItem, int pass, int passCount) This method is called by the XYPlot at the start of each series pass.

Methods inherited from class org.jfree.chart.renderer.xy.XYItemRendererState

endSeriesPass, getFirstItemIndex, getLastItemIndex, getProcessVisibleItemsOnly, setProcessVisibleItemsOnly

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

seriesPath

public java.awt.geom.GeneralPath seriesPath

The path for the current series.

Constructor Detail

XYLineAndShapeRenderer.State

public XYLineAndShapeRenderer.State(PlotRenderingInfo info)

Creates a new state instance.

Parameters:

info - the plot rendering info.

Method Detail

isLastPointGood

public boolean isLastPointGood()

Returns a flag that indicates if the last point drawn (in the current series) was 'good' (non-null).

Returns:

A boolean.

setLastPointGood

public void setLastPointGood(boolean good)

Sets a flag that indicates if the last point drawn (in the current series) was 'good' (non-null).

Parameters:

good - the flag.

startSeriesPass

public void startSeriesPass(XYDataset dataset,
                            int series,
                            int firstItem,
                            int lastItem,
                            int pass,
                            int passCount)

This method is called by the XYPlot at the start of each series pass. We reset the state for the current series.

Overrides:

startSeriesPass in class XYItemRendererState

Parameters:

dataset - the dataset.

series - the series index.

firstItem - the first item index for this pass.

lastItem - the last item index for this pass.

pass - the current pass index.

passCount - the number of passes.

See Also:

XYItemRendererState.endSeriesPass(XYDataset, int, int, int, int, int)