com.alkacon.simapi.filter

Class OpacityFilter

java.lang.Object

java.awt.image.ImageFilter

java.awt.image.RGBImageFilter

com.alkacon.simapi.filter.OpacityFilter

All Implemented Interfaces:

java.awt.image.ImageConsumer, java.io.Serializable, java.lang.Cloneable

public class OpacityFilter
extends java.awt.image.RGBImageFilter
implements java.io.Serializable

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

See Also:

Serialized Form

Field Summary

Fields inherited from class java.awt.image.RGBImageFilter

canFilterIndexColorModel, newmodel, origmodel

Fields inherited from class java.awt.image.ImageFilter

consumer

Fields inherited from interface java.awt.image.ImageConsumer

COMPLETESCANLINES, IMAGEABORTED, IMAGEERROR, RANDOMPIXELORDER, SINGLEFRAME, SINGLEFRAMEDONE, SINGLEPASS, STATICIMAGEDONE, TOPDOWNLEFTRIGHT

Constructor Summary

Constructors

Constructor and Description
OpacityFilter() Construct an OpacityFilter with 50% opacity.
OpacityFilter(int opacity) Construct an OpacityFilter with the given opacity (alpha).

Method Summary

Methods

Modifier and Type	Method and Description
int	filterRGB(int x, int y, int rgb)
int	getOpacity() Get the opacity setting.
void	setOpacity(int opacity) Set the opacity.
java.lang.String	toString()

Methods inherited from class java.awt.image.RGBImageFilter

filterIndexColorModel, filterRGBPixels, setColorModel, setPixels, setPixels, substituteColorModel

Methods inherited from class java.awt.image.ImageFilter

clone, getFilterInstance, imageComplete, resendTopDownLeftRight, setDimensions, setHints, setProperties

Methods inherited from class java.lang.Object

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

Constructor Detail

OpacityFilter

public OpacityFilter()

Construct an OpacityFilter with 50% opacity.

OpacityFilter

public OpacityFilter(int opacity)

Construct an OpacityFilter with the given opacity (alpha).

Method Detail

setOpacity

public void setOpacity(int opacity)

Set the opacity.

Parameters:

opacity - the opacity (alpha) in the range 0..255

getOpacity

public int getOpacity()

Get the opacity setting.

Returns:

the opacity

filterRGB

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

Specified by:

filterRGB in class java.awt.image.RGBImageFilter

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object