com.jhlabs.image
Class LookupFilter

java.lang.Object
  extended by com.jhlabs.image.AbstractBufferedImageOp
      extended by com.jhlabs.image.PointFilter
          extended by com.jhlabs.image.LookupFilter
All Implemented Interfaces:
java.awt.image.BufferedImageOp, java.lang.Cloneable

public class LookupFilter
extends PointFilter

A filter which uses the brightness of each pixel to lookup a color from a colormap.


Field Summary
 
Fields inherited from class com.jhlabs.image.PointFilter
canFilterIndexColorModel
 
Constructor Summary
LookupFilter()
          Construct a LookupFilter.
LookupFilter(Colormap colormap)
          Construct a LookupFilter.
 
Method Summary
 int filterRGB(int x, int y, int rgb)
           
 Colormap getColormap()
          Get the colormap to be used for the filter.
 void setColormap(Colormap colormap)
          Set the colormap to be used for the filter.
 java.lang.String toString()
           
 
Methods inherited from class com.jhlabs.image.PointFilter
filter, setDimensions
 
Methods inherited from class com.jhlabs.image.AbstractBufferedImageOp
clone, createCompatibleDestImage, getBounds2D, getPoint2D, getRenderingHints, getRGB, setRGB
 
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

LookupFilter

public LookupFilter()
Construct a LookupFilter.


LookupFilter

public LookupFilter(Colormap colormap)
Construct a LookupFilter.

Parameters:
colormap - the color map
Method Detail

setColormap

public void setColormap(Colormap colormap)
Set the colormap to be used for the filter.

Parameters:
colormap - the colormap
See Also:
getColormap()

getColormap

public Colormap getColormap()
Get the colormap to be used for the filter.

Returns:
the colormap
See Also:
setColormap(com.jhlabs.image.Colormap)

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