author | serb |
Fri, 22 May 2015 23:26:00 +0300 | |
changeset 30948 | 0a0972d3b58d |
parent 25859 | 3317bb8137f4 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1997, 2002, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.java2d; |
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import java.awt.Composite; |
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import java.awt.CompositeContext; |
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import java.awt.AlphaComposite; |
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import java.awt.image.ColorModel; |
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import java.awt.image.BufferedImage; |
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import java.awt.image.Raster; |
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import java.awt.image.WritableRaster; |
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import sun.awt.image.BufImgSurfaceData; |
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import sun.java2d.loops.XORComposite; |
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import sun.java2d.loops.CompositeType; |
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import sun.java2d.loops.Blit; |
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public class SunCompositeContext implements CompositeContext { |
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ColorModel srcCM; |
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ColorModel dstCM; |
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Composite composite; |
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CompositeType comptype; |
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public SunCompositeContext(AlphaComposite ac, |
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ColorModel s, ColorModel d) |
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{ |
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if (s == null) { |
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throw new NullPointerException("Source color model cannot be null"); |
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} |
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if (d == null) { |
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throw new NullPointerException("Destination color model cannot be null"); |
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} |
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srcCM = s; |
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dstCM = d; |
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this.composite = ac; |
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this.comptype = CompositeType.forAlphaComposite(ac); |
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} |
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public SunCompositeContext(XORComposite xc, |
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ColorModel s, ColorModel d) |
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{ |
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if (s == null) { |
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throw new NullPointerException("Source color model cannot be null"); |
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} |
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if (d == null) { |
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throw new NullPointerException("Destination color model cannot be null"); |
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} |
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srcCM = s; |
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dstCM = d; |
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this.composite = xc; |
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this.comptype = CompositeType.Xor; |
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} |
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/** |
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* Release resources allocated for context. |
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*/ |
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public void dispose() { |
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} |
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/** |
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* This method composes the two source tiles |
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* and places the result in the destination tile. Note that |
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* the destination can be the same object as either |
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* the first or second source. |
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* @param src1 The first source tile for the compositing operation. |
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* @param src2 The second source tile for the compositing operation. |
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* @param dst The tile where the result of the operation is stored. |
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*/ |
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30948
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
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public void compose(Raster src1, Raster src2, WritableRaster dst) { |
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WritableRaster src; |
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int w; |
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int h; |
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30948
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
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if (src2 != dst) { |
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
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dst.setDataElements(0, 0, src2); |
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} |
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// REMIND: We should be able to create a SurfaceData from just |
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// a non-writable Raster and a ColorModel. Since we need to |
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// create a SurfaceData from a BufferedImage then we need to |
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// make a WritableRaster since it is needed to construct a |
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// BufferedImage. |
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30948
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
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if (src1 instanceof WritableRaster) { |
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
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src = (WritableRaster) src1; |
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} else { |
30948
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
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src = src1.createCompatibleWritableRaster(); |
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
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src.setDataElements(0, 0, src1); |
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} |
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30948
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
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w = Math.min(src.getWidth(), src2.getWidth()); |
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
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h = Math.min(src.getHeight(), src2.getHeight()); |
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BufferedImage srcImg = new BufferedImage(srcCM, src, |
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srcCM.isAlphaPremultiplied(), |
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null); |
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30948
0a0972d3b58d
6587235: Incorrect javadoc: "no parameter" in 2d source code
serb
parents:
25859
diff
changeset
|
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BufferedImage dstImg = new BufferedImage(dstCM, dst, |
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dstCM.isAlphaPremultiplied(), |
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null); |
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SurfaceData srcData = BufImgSurfaceData.createData(srcImg); |
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SurfaceData dstData = BufImgSurfaceData.createData(dstImg); |
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Blit blit = Blit.getFromCache(srcData.getSurfaceType(), |
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comptype, |
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dstData.getSurfaceType()); |
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blit.Blit(srcData, dstData, composite, null, 0, 0, 0, 0, w, h); |
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} |
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} |