jcckit
Class GraphicsPlotCanvas.GraphicsPainter

java.lang.Object
  jcckit.GraphicsPlotCanvas.GraphicsPainter

Direct Known Subclasses:

Graphics2DPlotCanvas.Graphics2DPainter

Enclosing class:

GraphicsPlotCanvas

protected class GraphicsPlotCanvas.GraphicsPainter

extends java.lang.Object

Class which does the actual painting. Needs the Component into which the plot is painted for some resources like size, background color, etc.

Author:

Franz-Josef Elmer

Constructor Summary

GraphicsPlotCanvas.GraphicsPainter(java.awt.Component component)
Creates an instance for the specified component.

Method Summary

protected void	calculateTransformation(java.awt.Dimension size) Calculate the transformation form device-independent coordinates into device-dependent coordinates according to the specified canvas size.
protected Renderer	createRenderer(java.awt.Graphics g) Creates an appropriated Renderer for the specified Graphics context.
void	paint(java.awt.Graphics g) Paints the plot.
protected void	prepare(java.awt.Graphics g) Prepare graphics context before drawing the pre-rendered view of the coordinate system.

Methods inherited from class java.lang.Object

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

Constructor Detail

GraphicsPlotCanvas.GraphicsPainter

public GraphicsPlotCanvas.GraphicsPainter(java.awt.Component component)

Creates an instance for the specified component.

Parameters:

component - AWT or Swing component.

Method Detail

paint

public void paint(java.awt.Graphics g)

Paints the plot. If GraphicsPlotCanvas#_doubleBuffering is set double-buffering and pre-rendered view of the coordinate system is used.

prepare

protected void prepare(java.awt.Graphics g)

Prepare graphics context before drawing the pre-rendered view of the coordinate system. Does nothing but will be used in subclasses.

calculateTransformation

protected void calculateTransformation(java.awt.Dimension size)

Calculate the transformation form device-independent coordinates into device-dependent coordinates according to the specified canvas size.

createRenderer

protected Renderer createRenderer(java.awt.Graphics g)

Creates an appropriated Renderer for the specified Graphics context.