j2d.filters
Class OpacityFilter

java.lang.Object
  j2d.filters.AbstractBufferedImageOp
      j2d.filters.PointFilter
          j2d.filters.OpacityFilter

All Implemented Interfaces:

ImageProcessorInterface, java.awt.image.BufferedImageOp, java.io.Serializable, java.lang.Cloneable

public class OpacityFilter
extends PointFilter
implements java.io.Serializable

Sets the opacity (alpha) of every pixel in an image to a constant value.

See Also:

Serialized Form

Constructor Summary

OpacityFilter()
Construct an OpacityFilter with 50% opacity.

Method Summary

java.awt.image.BufferedImage	filter(java.awt.image.BufferedImage src, java.awt.image.BufferedImage dst)
int	filterRGB(int x, int y, int rgb)
int	getOpacity() Get the opacity setting.
void	setOpacity(int opacityf)
java.lang.String	toString()

Methods inherited from class j2d.filters.PointFilter

setDimensions

Methods inherited from class j2d.filters.AbstractBufferedImageOp

createCompatibleDestImage, getBounds2D, getPoint2D, getRenderingHints, getRGB, process, setRGB

Methods inherited from class java.lang.Object

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

Constructor Detail

OpacityFilter

public OpacityFilter()

Construct an OpacityFilter with 50% opacity.

Method Detail

setOpacity

public void setOpacity(int opacityf)

getOpacity

public int getOpacity()

Get the opacity setting.

Returns:

the opacity

filter

public java.awt.image.BufferedImage filter(java.awt.image.BufferedImage src,
                                           java.awt.image.BufferedImage dst)

Specified by:

filter in interface java.awt.image.BufferedImageOp

Overrides:

filter in class PointFilter

filterRGB

public int filterRGB(int x,
                     int y,
                     int rgb)

Specified by:

filterRGB in class PointFilter

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object