01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * Contributor(s): Alexandre Iline.
25: *
26: * The Original Software is the Jemmy library.
27: * The Initial Developer of the Original Software is Alexandre Iline.
28: * All Rights Reserved.
29: *
30: * If you wish your version of this file to be governed by only the CDDL
31: * or only the GPL Version 2, indicate your decision by adding
32: * "[Contributor] elects to include this software in this distribution
33: * under the [CDDL or GPL Version 2] license." If you do not indicate a
34: * single choice of license, a recipient has the option to distribute
35: * your version of this file under either the CDDL, the GPL Version 2 or
36: * to extend the choice of license to its licensees as provided above.
37: * However, if you add GPL Version 2 code and therefore, elected the GPL
38: * Version 2 license, then the option applies only if the new code is
39: * made subject to such option by the copyright holder.
40: *
41: *
42: *
43: * $Id$ $Revision$ $Date$
44: *
45: */
46:
47: package org.netbeans.jemmy.image;
48:
49: import java.awt.AWTException;
50: import java.awt.Component;
51: import java.awt.Rectangle;
52: import java.awt.Robot;
53: import java.awt.Toolkit;
54:
55: import java.awt.image.BufferedImage;
56:
57: /**
58: * Compares two images strictly (i.e. all the pixel colors should match).
59: *
60: * @author Alexandre Iline (alexandre.iline@sun.com)
61: */
62: public class StrictImageComparator implements ImageComparator {
63: /**
64: * Checks images sizes and pixels.
65: * Compares one pixel after another untill one will be different.
66: * @param image1 an image to compare.
67: * @param image2 an image to compare.
68: * @return True if all the pixels match, false otherwise.
69: */
70: public boolean compare(BufferedImage image1, BufferedImage image2) {
71: if (image1.getWidth() != image2.getWidth()
72: || image1.getHeight() != image2.getHeight()) {
73: return (false);
74: }
75: for (int x = 0; x < image1.getWidth(); x++) {
76: for (int y = 0; y < image1.getHeight(); y++) {
77: if (!compareColors(image1.getRGB(x, y), image2.getRGB(
78: x, y))) {
79: return (false);
80: }
81: }
82: }
83: return (true);
84: }
85:
86: /**
87: * Could be used to override the way of comparing colors.
88: * @param rgb1 a color to compare.
89: * @param rgb2 a color to compare.
90: * @return true if colors are equal.
91: */
92: protected boolean compareColors(int rgb1, int rgb2) {
93: return (rgb1 == rgb2);
94: }
95: }
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