Interface ITaskPreviewable
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public interface ITaskPreviewable
Provides preview functionality if current task supports preview
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description IChartPreviewPainter
createPreviewPainter()
Creates preview paintervoid
doPreview()
Renders the preview in canvasorg.eclipse.swt.widgets.Canvas
getPreviewCanvas()
Returns the canvas which displays preview resultboolean
isPreviewable()
Indicates if current task can preview chart or not.
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Method Detail
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isPreviewable
boolean isPreviewable()
Indicates if current task can preview chart or not.- Returns:
- support preview or not
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getPreviewCanvas
org.eclipse.swt.widgets.Canvas getPreviewCanvas()
Returns the canvas which displays preview result- Returns:
- canvas
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createPreviewPainter
IChartPreviewPainter createPreviewPainter()
Creates preview painter- Returns:
- preview painter
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doPreview
void doPreview()
Renders the preview in canvas
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