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1   /*
2    * Copyright (c) 1998, 2002, Oracle and/or its affiliates. All rights reserved.
3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4    *
5    * This code is free software; you can redistribute it and/or modify it
6    * under the terms of the GNU General Public License version 2 only, as
7    * published by the Free Software Foundation.  Oracle designates this
8    * particular file as subject to the "Classpath" exception as provided
9    * by Oracle in the LICENSE file that accompanied this code.
10   *
11   * This code is distributed in the hope that it will be useful, but WITHOUT
12   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14   * version 2 for more details (a copy is included in the LICENSE file that
15   * accompanied this code).
16   *
17   * You should have received a copy of the GNU General Public License version
18   * 2 along with this work; if not, write to the Free Software Foundation,
19   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20   *
21   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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24   */
25  
26  package sun.java2d.loops;
27  
28  import java.awt.image.ColorModel;
29  import java.awt.Color;
30  import java.awt.Composite;
31  import java.awt.CompositeContext;
32  import java.awt.RenderingHints;
33  import sun.java2d.SurfaceData;
34  import sun.java2d.SunCompositeContext;
35  
36  /**
37   * Bitwise XOR Composite class.
38   */
39  
40  public final class XORComposite implements Composite {
41  
42      Color xorColor;
43      int xorPixel;
44      int alphaMask;
45  
46      public XORComposite(Color xorColor, SurfaceData sd) {
47          this.xorColor = xorColor;
48  
49          SurfaceType sType = sd.getSurfaceType();
50  
51          this.xorPixel = sd.pixelFor(xorColor.getRGB());
52          this.alphaMask = sType.getAlphaMask();
53      }
54  
55      public Color getXorColor() {
56          return xorColor;
57      }
58  
59      public int getXorPixel() {
60          return xorPixel;
61      }
62  
63      public int getAlphaMask() {
64          return alphaMask;
65      }
66  
67      public CompositeContext createContext(ColorModel srcColorModel,
68                                            ColorModel dstColorModel,
69                                            RenderingHints hints) {
70          return new SunCompositeContext(this, srcColorModel, dstColorModel);
71      }
72  }