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javax.swing.plaf.nimbus

pack-priv final Class SliderPainter

extends AbstractRegionPainter
Class Inheritance
Imports
java.awt.*, java.awt.geom.*, java.awt.image.*, javax.swing.*, .Painter

Field Summary

Modifier and TypeField and Description
private Object[]
private AbstractRegionPainter.PaintContext
private Ellipse2D
private Path2D
private Rectangle2D
private RoundRectangle2D
private int

Constructor Summary

AccessConstructor and Description
public

Method Summary

Modifier and TypeMethod and Description
protected void
doPaint(Graphics2D g, JComponent c, int width, int height, Object[] extendedCacheKeys)

Implements abstract javax.swing.plaf.nimbus.AbstractRegionPainter.doPaint.

Actually performs the painting operation.

protected final AbstractRegionPainter.PaintContext
getPaintContext()

Implements abstract javax.swing.plaf.nimbus.AbstractRegionPainter.getPaintContext.

Gets the PaintContext for this painting operation.

Inherited from javax.swing.plaf.nimbus.AbstractRegionPainter:
configureGraphicsdecodeAnchorXdecodeAnchorYdecodeColordecodeColordecodeGradientdecodeRadialGradientdecodeXdecodeYgetComponentColorgetExtendedCacheKeyspaint

Field Detail

componentColorsback to summary
private Object[] componentColors
ctxback to summary
private AbstractRegionPainter.PaintContext ctx

Hides javax.swing.plaf.nimbus.AbstractRegionPainter.ctx.

ellipseback to summary
private Ellipse2D ellipse
pathback to summary
private Path2D path
rectback to summary
private Rectangle2D rect
roundRectback to summary
private RoundRectangle2D roundRect
stateback to summary
private int state

Constructor Detail

SliderPainterback to summary
public SliderPainter(AbstractRegionPainter.PaintContext ctx, int state)

Method Detail

doPaintback to summary
protected void doPaint(Graphics2D g, JComponent c, int width, int height, Object[] extendedCacheKeys)

Implements abstract javax.swing.plaf.nimbus.AbstractRegionPainter.doPaint.

Doc from javax.swing.plaf.nimbus.AbstractRegionPainter.doPaint.

Actually performs the painting operation. Subclasses must implement this method. The graphics object passed may represent the actual surface being rendered to, or it may be an intermediate buffer. It has also been pre-translated. Simply render the component as if it were located at 0, 0 and had a width of width and a height of height. For performance reasons, you may want to read the clip from the Graphics2D object and only render within that space.

Annotations
@Override
getPaintContextback to summary
protected final AbstractRegionPainter.PaintContext getPaintContext()

Implements abstract javax.swing.plaf.nimbus.AbstractRegionPainter.getPaintContext.

Doc from javax.swing.plaf.nimbus.AbstractRegionPainter.getPaintContext.

Gets the PaintContext for this painting operation. This method is called on every paint, and so should be fast and produce no garbage. The PaintContext contains information such as cache hints. It also contains data necessary for decoding points at runtime, such as the stretching insets, the canvas size at which the encoded points were defined, and whether the stretching insets are inverted.

This method allows for subclasses to package the painting of different states with possibly different canvas sizes, etc, into one AbstractRegionPainter implementation.

Annotations
@Override