edu.umd.cs.piccolo.util
Class PPaintContext

java.lang.Object
  edu.umd.cs.piccolo.util.PPaintContext

public class PPaintContext
extends java.lang.Object

PPaintContext is used by piccolo nodes to paint themselves on the screen. PPaintContext wraps a Graphics2D to implement painting.

Version:

1.0

Author:

Jesse Grosjean

Field Summary

protected PStack	cameraStack
protected PStack	clipStack
protected PStack	compositeStack
static PPaintContext	CURRENT_PAINT_CONTEXT
static int	HIGH_QUALITY_RENDERING
protected PStack	localClipStack
static int	LOW_QUALITY_RENDERING
static java.awt.font.FontRenderContext	RENDER_QUALITY_HIGH_FRC
static java.awt.font.FontRenderContext	RENDER_QUALITY_LOW_FRC
protected int	renderQuality
protected PStack	transformStack

Constructor Summary

PPaintContext(java.awt.Graphics2D aGraphics)

Method Summary

PCamera	getCamera()
java.awt.Graphics2D	getGraphics()
java.awt.geom.Rectangle2D	getLocalClip()
int	getRenderQuality() Return the render quality used by this paint context.
double	getScale()
void	popCamera(PCamera aCamera)
void	popClip(java.awt.Shape aClip)
void	popTransform(PAffineTransform aTransform)
void	popTransparency(float transparency)
void	pushCamera(PCamera aCamera)
void	pushClip(java.awt.Shape aClip)
void	pushTransform(PAffineTransform aTransform)
void	pushTransparency(float transparency)
void	setRenderQuality(int requestedQuality) Set the rendering hints for this paint context.

Methods inherited from class java.lang.Object

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

Field Detail

LOW_QUALITY_RENDERING

public static final int LOW_QUALITY_RENDERING

See Also:

Constant Field Values

HIGH_QUALITY_RENDERING

public static final int HIGH_QUALITY_RENDERING

See Also:

Constant Field Values

RENDER_QUALITY_LOW_FRC

public static java.awt.font.FontRenderContext RENDER_QUALITY_LOW_FRC

RENDER_QUALITY_HIGH_FRC

public static java.awt.font.FontRenderContext RENDER_QUALITY_HIGH_FRC

CURRENT_PAINT_CONTEXT

public static PPaintContext CURRENT_PAINT_CONTEXT

compositeStack

protected PStack compositeStack

clipStack

protected PStack clipStack

localClipStack

protected PStack localClipStack

cameraStack

protected PStack cameraStack

transformStack

protected PStack transformStack

renderQuality

protected int renderQuality

Constructor Detail

PPaintContext

public PPaintContext(java.awt.Graphics2D aGraphics)

Method Detail

getGraphics

public java.awt.Graphics2D getGraphics()

getLocalClip

public java.awt.geom.Rectangle2D getLocalClip()

getScale

public double getScale()

pushCamera

public void pushCamera(PCamera aCamera)

popCamera

public void popCamera(PCamera aCamera)

getCamera

public PCamera getCamera()

pushClip

public void pushClip(java.awt.Shape aClip)

popClip

public void popClip(java.awt.Shape aClip)

pushTransparency

public void pushTransparency(float transparency)

popTransparency

public void popTransparency(float transparency)

pushTransform

public void pushTransform(PAffineTransform aTransform)

popTransform

public void popTransform(PAffineTransform aTransform)

getRenderQuality

public int getRenderQuality()

Return the render quality used by this paint context.

setRenderQuality

public void setRenderQuality(int requestedQuality)

Set the rendering hints for this paint context. The render quality is most often set by the rendering PCanvas. Use PCanvas.setRenderQuality() and PCanvas.setInteractingRenderQuality() to set these values.

Parameters:

requestedQuality - supports PPaintContext.HIGH_QUALITY_RENDERING or PPaintContext.LOW_QUALITY_RENDERING