org.bounce.image
Class BaseFilter

java.lang.Object
  java.awt.image.ImageFilter
      java.awt.image.RGBImageFilter
          org.bounce.image.BaseFilter

All Implemented Interfaces:

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

Direct Known Subclasses:

BlueFilter, BrighterFilter, CyanFilter, DarkerFilter, GrayFilter, GreenFilter, MagentaFilter, RedFilter, SilhouetteFilter, YellowFilter

public abstract class BaseFilter
extends java.awt.image.RGBImageFilter

The base filter for all the image filters in the bounce package. Contains a couple of handy Utility methods.

Version:

$Revision: 1.4 $, $Date: 2008/01/28 21:28:37 $

Author:

Edwin Dankert

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

BaseFilter()

Method Summary

protected int	getBlue(int rgb) Gets the blue value out of the rgb value.
protected int	getGreen(int rgb) Gets the green value out of the rgb value.
protected int	getNTSCValue(int rgb) Converts the red green and blue values to one value.
protected int	getRed(int rgb) Gets the red value out of the rgb value.
protected int	getRGB(int rgb, int red, int green, int blue) Returns the rgb value for the blue, red and green values.

Methods inherited from class java.awt.image.RGBImageFilter

filterIndexColorModel, filterRGB, 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, toString, wait, wait, wait

Constructor Detail

BaseFilter

public BaseFilter()

Method Detail

getRed

protected int getRed(int rgb)

Gets the red value out of the rgb value.

Parameters:

rgb - the rgb value of the pixel.

Returns:

the red component value.

getBlue

protected int getBlue(int rgb)

Gets the blue value out of the rgb value.

Parameters:

rgb - the rgb value of the pixel.

Returns:

the blue component value.

getGreen

protected int getGreen(int rgb)

Gets the green value out of the rgb value.

Parameters:

rgb - the rgb value of the pixel.

Returns:

the green component value.

getRGB

protected int getRGB(int rgb,
                     int red,
                     int green,
                     int blue)

Returns the rgb value for the blue, red and green values.

Parameters:

rgb - the previous rgb value of the pixel, with alpha value.

red - the red component value of the pixel.

green - the green component value of the pixel.

blue - the blue component value of the pixel.

Returns:

the rgb value.

getNTSCValue

protected int getNTSCValue(int rgb)

Converts the red green and blue values to one value.

Parameters:

rgb - the rgb value of the pixel.

Returns:

a component value (between 0-255).