| 1 | // Jomic - a viewer for comic book archives. |
| 2 | // Copyright (C) 2004-2011 Thomas Aglassinger |
| 3 | // |
| 4 | // This program is free software: you can redistribute it and/or modify |
| 5 | // it under the terms of the GNU General Public License as published by |
| 6 | // the Free Software Foundation, either version 3 of the License, or |
| 7 | // (at your option) any later version. |
| 8 | // |
| 9 | // This program is distributed in the hope that it will be useful, |
| 10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | // GNU General Public License for more details. |
| 13 | // |
| 14 | // You should have received a copy of the GNU General Public License |
| 15 | // along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 16 | package net.sf.jomic.jaiunit; |
| 17 | |
| 18 | import java.awt.GridBagConstraints; |
| 19 | import java.awt.GridBagLayout; |
| 20 | import java.awt.event.WindowEvent; |
| 21 | import java.awt.event.WindowListener; |
| 22 | import java.awt.image.RenderedImage; |
| 23 | |
| 24 | import javax.swing.BorderFactory; |
| 25 | import javax.swing.JFrame; |
| 26 | import javax.swing.JPanel; |
| 27 | import javax.swing.JScrollPane; |
| 28 | import javax.swing.WindowConstants; |
| 29 | |
| 30 | import net.sf.jomic.ui.RenderedImageView; |
| 31 | import org.apache.commons.logging.Log; |
| 32 | import org.apache.commons.logging.LogFactory; |
| 33 | |
| 34 | /** |
| 35 | * JFrame to show two images and their differences. |
| 36 | * |
| 37 | * @author Thomas Aglassinger |
| 38 | */ |
| 39 | public class ImageComparisonViewer extends JFrame implements WindowListener |
| 40 | { |
| 41 | private boolean closed; |
| 42 | private RenderedImage image1; |
| 43 | private RenderedImage image2; |
| 44 | private Log logger; |
| 45 | private Tools tools; |
| 46 | |
| 47 | public ImageComparisonViewer(RenderedImage newImage1, RenderedImage newImage2, Class clazz, String id) { |
| 48 | super("" + clazz.getName() + "." + id); |
| 49 | // TODO: @pre for assert clazz != null; |
| 50 | assert id != null; |
| 51 | assert newImage1 != null; |
| 52 | assert newImage2 != null; |
| 53 | |
| 54 | tools = Tools.instance(); |
| 55 | logger = LogFactory.getLog(ImageComparisonViewer.class); |
| 56 | image1 = newImage1; |
| 57 | image2 = newImage2; |
| 58 | |
| 59 | RenderedImage deltaImage = tools.getDeltaImage(image1, image2); |
| 60 | JScrollPane scrollPane1 = createImagePanel(image1); |
| 61 | JScrollPane scrollPane2 = createImagePanel(image2); |
| 62 | JScrollPane deltaScrollPane = createImagePanel(deltaImage); |
| 63 | JPanel pane = new JPanel(new GridBagLayout()); |
| 64 | GridBagConstraints c = new GridBagConstraints(); |
| 65 | |
| 66 | pane.setBorder(BorderFactory.createEmptyBorder()); |
| 67 | |
| 68 | c.anchor = GridBagConstraints.CENTER; |
| 69 | c.gridx = 0; |
| 70 | c.gridy = 0; |
| 71 | pane.add(scrollPane1, c); |
| 72 | c.gridx = 1; |
| 73 | pane.add(scrollPane2, c); |
| 74 | c.gridx = 0; |
| 75 | c.gridy = 1; |
| 76 | pane.add(deltaScrollPane, c); |
| 77 | |
| 78 | getContentPane().add(pane); |
| 79 | setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE); |
| 80 | addWindowListener(this); |
| 81 | } |
| 82 | |
| 83 | public void dispose() { |
| 84 | removeWindowListener(this); |
| 85 | super.dispose(); |
| 86 | } |
| 87 | |
| 88 | /** |
| 89 | * If property "net.sf.jaiunit.showImage" is <code>true</code>, show the images. |
| 90 | */ |
| 91 | public void showImages() { |
| 92 | if (Boolean.getBoolean(TestCase.PROPERTY_SHOW_IMAGE)) { |
| 93 | try { |
| 94 | pack(); |
| 95 | setVisible(true); |
| 96 | |
| 97 | int timeout = Integer.getInteger(TestCase.PROPERTY_TIMEOUT, TestCase.DEFAULT_TIMEOUT).intValue(); |
| 98 | int ticks = Math.max(1, timeout / ImageViewer.TICK); |
| 99 | |
| 100 | while ((!closed && (ticks > 0)) || (timeout == 0)) { |
| 101 | Thread.sleep(ImageViewer.TICK); |
| 102 | ticks -= 1; |
| 103 | } |
| 104 | } catch (InterruptedException error) { |
| 105 | logger.warn("sleep interrupted: " + error); |
| 106 | } finally { |
| 107 | dispose(); |
| 108 | } |
| 109 | } else { |
| 110 | if (logger.isDebugEnabled()) { |
| 111 | logger.debug("showImage: to show " + getTitle() |
| 112 | + ", set " + TestCase.PROPERTY_SHOW_IMAGE + " to " + Boolean.TRUE); |
| 113 | } |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | public void windowActivated(WindowEvent event) { |
| 118 | // do nothing |
| 119 | } |
| 120 | |
| 121 | public void windowClosed(WindowEvent event) { |
| 122 | // do nothing |
| 123 | } |
| 124 | |
| 125 | public void windowClosing(WindowEvent event) { |
| 126 | if (logger.isDebugEnabled()) { |
| 127 | logger.debug("received event: WindowClosed"); |
| 128 | } |
| 129 | closed = true; |
| 130 | } |
| 131 | |
| 132 | public void windowDeactivated(WindowEvent event) { |
| 133 | // do nothing |
| 134 | } |
| 135 | |
| 136 | public void windowDeiconified(WindowEvent event) { |
| 137 | // do nothing |
| 138 | } |
| 139 | |
| 140 | public void windowIconified(WindowEvent event) { |
| 141 | // do nothing |
| 142 | } |
| 143 | |
| 144 | public void windowOpened(WindowEvent event) { |
| 145 | // do nothing |
| 146 | } |
| 147 | |
| 148 | private JScrollPane createImagePanel(RenderedImage image) { |
| 149 | RenderedImageView imageView = new RenderedImageView(); |
| 150 | JScrollPane scrollPane = new JScrollPane(imageView); |
| 151 | |
| 152 | imageView.set(image); |
| 153 | scrollPane.setBorder(BorderFactory.createEmptyBorder()); |
| 154 | return scrollPane; |
| 155 | } |
| 156 | |
| 157 | } |