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Class JSci.swing.JDoubleBufferedComponent 

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Container
                   |
                   +----javax.swing.JComponent
                           |
                           +----JSci.swing.JDoubleBufferedComponent
public abstract class JDoubleBufferedComponent
extends JComponent
The JDoubleBufferedComponent class provides double buffering functionality.

Constructor Index

o JDoubleBufferedComponent()
Constructs a double buffered canvas.

Method Index

o isDoubleBuffered()
Double buffering is always enabled.
o offscreenPaint(Graphics)
Paints the canvas off-screen.
o paint(Graphics)
Paints the canvas using double buffering.
o redraw()
Redraws the canvas.
o setDoubleBuffered(boolean)
Double buffering cannot be controlled for this component.
o update(Graphics)
Updates the canvas.

Constructors

o JDoubleBufferedComponent 
 public JDoubleBufferedComponent()
Constructs a double buffered canvas.

Methods

o paint 
 public final void paint(Graphics g)
Paints the canvas using double buffering.

Overrides:
paint in class JComponent
See Also:
offscreenPaint
o update 
 public final void update(Graphics g)
Updates the canvas.

Overrides:
update in class JComponent
o setDoubleBuffered 
 public void setDoubleBuffered(boolean flag)
Double buffering cannot be controlled for this component. This method always throws an exception.

Overrides:
setDoubleBuffered in class JComponent
o isDoubleBuffered 
 public boolean isDoubleBuffered()
Double buffering is always enabled.

Overrides:
isDoubleBuffered in class JComponent
o redraw 
 public final void redraw()
Redraws the canvas.

o offscreenPaint 
 protected abstract void offscreenPaint(Graphics g)
Paints the canvas off-screen. Override this method instead of paint(Graphics g). 

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