1 /*
   2  * Copyright (c) 2007, 2017, 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
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package org.jemmy.image;
  26 
  27 import java.awt.image.BufferedImage;
  28 import org.jemmy.env.Environment;
  29 import org.jemmy.image.pixel.PixelImageComparator;
  30 import org.jemmy.image.pixel.Raster;
  31 import org.jemmy.image.pixel.RasterComparator;
  32 import org.jemmy.image.pixel.WriteableRaster;
  33 
  34 /**
  35  *
  36  * @author shura
  37  */
  38 public class BufferedImageComparator extends PixelImageComparator {
  39 
  40     public BufferedImageComparator(RasterComparator comparator) {
  41         super(comparator);
  42     }
  43 
  44     public BufferedImageComparator(Environment env) {
  45         super(env);
  46     }
  47 
  48     @Override
  49     protected Image toImage(Raster image) {
  50         if(image instanceof AWTImage) {
  51             return (AWTImage)image;
  52         } else {
  53             throw new IllegalArgumentException("Unrecognized image type" + image.getClass().getName());
  54         }
  55     }
  56 
  57     @Override
  58     protected Raster toRaster(Image image) {
  59         if(image instanceof AWTImage) {
  60             return (AWTImage)image;
  61         } else {
  62             throw new IllegalArgumentException("Unrecognized image type" + image.getClass().getName());
  63         }
  64     }
  65 
  66     @Override
  67     protected WriteableRaster createDiffRaster(Raster r1, Raster r2) {
  68         AWTImage img2 = (AWTImage) r2;
  69         AWTImage img1 = (AWTImage) r1;
  70         return new AWTImage(new BufferedImage(
  71                 Math.max(img1.getSize().width, img2.getSize().width),
  72                 Math.max(img1.getSize().height, img2.getSize().height),
  73                 img1.getTheImage().getType()));
  74     }
  75 }