org.jhotdraw.color

Class ColorSquareImageProducer

java.lang.Object

java.awt.image.MemoryImageSource

org.jhotdraw.color.AbstractColorWheelImageProducer

org.jhotdraw.color.ColorSquareImageProducer

All Implemented Interfaces:

java.awt.image.ImageProducer

public class ColorSquareImageProducer
extends AbstractColorWheelImageProducer

Produces a square image for JColorWheel by interpreting two components of a ColorSpace as x and y coordinates.

See Also:

JColorWheel

Constructor Summary

Constructors

Constructor and Description
ColorSquareImageProducer(java.awt.color.ColorSpace sys, int w, int h) Creates a new instance.
ColorSquareImageProducer(java.awt.color.ColorSpace sys, int w, int h, boolean flipX, boolean flipY) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
void	generateColorWheel()
float[]	getColorAt(int x, int y)
java.awt.Point	getColorLocation(float[] components)
boolean	needsGeneration()
void	regenerateColorWheel()

Methods inherited from class org.jhotdraw.color.AbstractColorWheelImageProducer

getColorLocation, getRadius, setAngularComponentIndex, setRadialComponentIndex, setVerticalComponentIndex, setVerticalValue

Methods inherited from class java.awt.image.MemoryImageSource

addConsumer, isConsumer, newPixels, newPixels, newPixels, newPixels, newPixels, removeConsumer, requestTopDownLeftRightResend, setAnimated, setFullBufferUpdates, startProduction

Methods inherited from class java.lang.Object

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

Constructor Detail

ColorSquareImageProducer

public ColorSquareImageProducer(java.awt.color.ColorSpace sys,
                                int w,
                                int h)

Creates a new instance.

ColorSquareImageProducer

public ColorSquareImageProducer(java.awt.color.ColorSpace sys,
                                int w,
                                int h,
                                boolean flipX,
                                boolean flipY)

Creates a new instance.

Method Detail

needsGeneration

public boolean needsGeneration()

Overrides:

needsGeneration in class AbstractColorWheelImageProducer

regenerateColorWheel

public void regenerateColorWheel()

Overrides:

regenerateColorWheel in class AbstractColorWheelImageProducer

generateColorWheel

public void generateColorWheel()

getColorLocation

public java.awt.Point getColorLocation(float[] components)

Specified by:

getColorLocation in class AbstractColorWheelImageProducer

getColorAt

public float[] getColorAt(int x,
                          int y)

Specified by:

getColorAt in class AbstractColorWheelImageProducer