Revision: 44963
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at April 21, 2011 08:58 by mouseroot
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public Image makeColorTrans(Image im,final Color c) { ImageFilter filter = new RGBImageFilter() { // the color we are looking for... Alpha bits are set to opaque public int markerRGB = c.getRGB() | 0xFF000000; public final int filterRGB(int x, int y, int rgb) { if ( ( rgb | 0xFF000000 ) == markerRGB ) { // Mark the alpha bits as zero - transparent return 0x00FFFFFF & rgb; } else { // nothing to do return rgb; } } }; ImageProducer ip = new FilteredImageSource(im.getSource(), filter); return Toolkit.getDefaultToolkit().createImage(ip); }
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nifty little function when you want transparent images such as sprite sheets
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Set Image Color as Transparent
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Java