cn.apiclub.captcha.filter.image

类 MapColorsFilter

java.lang.Object

cn.apiclub.captcha.filter.image.AbstractBufferedImageOp

cn.apiclub.captcha.filter.image.PointFilter

cn.apiclub.captcha.filter.image.MapColorsFilter

所有已实现的接口:

BufferedImageOp, Cloneable

public class MapColorsFilter
extends PointFilter

A filter which replaces one color by another in an image. This is frankly, not often useful, but has its occasional uses when dealing with GIF transparency and the like.

字段概要

从类继承的字段 cn.apiclub.captcha.filter.image.PointFilter

canFilterIndexColorModel

构造器概要

构造器

构造器和说明
MapColorsFilter() Construct a MapColorsFilter.
MapColorsFilter(int oldColor, int newColor) Construct a MapColorsFilter.

方法概要

方法

限定符和类型	方法和说明
int	filterRGB(int x, int y, int rgb)

从类继承的方法 cn.apiclub.captcha.filter.image.PointFilter

filter, setDimensions

从类继承的方法 cn.apiclub.captcha.filter.image.AbstractBufferedImageOp

clone, createCompatibleDestImage, getBounds2D, getPoint2D, getRenderingHints, getRGB, setRGB

从类继承的方法 java.lang.Object

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

构造器详细资料

MapColorsFilter

public MapColorsFilter()

Construct a MapColorsFilter.

MapColorsFilter

public MapColorsFilter(int oldColor,
               int newColor)

Construct a MapColorsFilter.

参数:

oldColor - the color to replace

newColor - the color to replace it with

方法详细资料

filterRGB

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

指定者:

filterRGB 在类中 PointFilter