org.apache.batik.ext.awt.image.rendered
Class FilterAlphaRed

java.lang.Object
  extended by org.apache.batik.ext.awt.image.rendered.AbstractRed
      extended by org.apache.batik.ext.awt.image.rendered.FilterAlphaRed
All Implemented Interfaces:
RenderedImage, CachableRed

public class FilterAlphaRed
extends AbstractRed

This strips out the source alpha channel into a one band image.


Field Summary
 
Fields inherited from class org.apache.batik.ext.awt.image.rendered.AbstractRed
bounds, cm, minTileX, minTileY, numXTiles, numYTiles, props, sm, srcs, tileGridXOff, tileGridYOff, tileHeight, tileWidth
 
Constructor Summary
FilterAlphaRed(CachableRed src)
          Construct an alpah channel from the given src, according to the SVG masking rules.
 
Method Summary
 WritableRaster copyData(WritableRaster wr)
           
 
Methods inherited from class org.apache.batik.ext.awt.image.rendered.AbstractRed
copyBand, copyToRaster, getBounds, getColorModel, getData, getData, getDependencyRegion, getDirtyRegion, getHeight, getMinTileX, getMinTileY, getMinX, getMinY, getNumXTiles, getNumYTiles, getProperty, getPropertyNames, getSampleModel, getSources, getTile, getTileGridXOffset, getTileGridYOffset, getTileHeight, getTileWidth, getWidth, getXTile, getYTile, init, init, makeTile, updateTileGridInfo
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

FilterAlphaRed

public FilterAlphaRed(CachableRed src)
Construct an alpah channel from the given src, according to the SVG masking rules.

Parameters:
src - The image to convert to an alpha channel (mask image)
Method Detail

copyData

public WritableRaster copyData(WritableRaster wr)


Copyright © 2008 Apache Software Foundation. All Rights Reserved.