Java tutorial
/* * This file is part of JGAP. * * JGAP offers a dual license model containing the LGPL as well as the MPL. * * For licensing information please see the file license.txt included with JGAP * or have a look at the top of class org.jgap.Chromosome which representatively * includes the JGAP license policy applicable for any file delivered with JGAP. */ package examples.monalisa.gui; import java.io.*; import javax.imageio.*; import java.awt.*; import java.awt.image.*; import javax.swing.*; import org.jdesktop.application.*; import org.jdesktop.application.Action; import org.jfree.chart.*; import org.jfree.data.xy.*; import org.jgap.*; import examples.monalisa.core.*; /** * The application's main frame. * * @author Yann N. Dauphin * @since 3.4 */ public class GeneticDrawingView extends FrameView { /** String containing the CVS revision. Read out via reflection!*/ private final static String CVS_REVISION = "$Revision: 1.3 $"; public GeneticDrawingView(SingleFrameApplication app) { super(app); initComponents(); ResourceMap resourceMap = getResourceMap(); ImageIcon imageIcon = resourceMap.getImageIcon("targetImageLabel.icon"); targetImage = new BufferedImage(imageIcon.getIconWidth(), imageIcon.getIconHeight(), BufferedImage.TYPE_INT_ARGB); imageIcon.paintIcon(null, targetImage.getGraphics(), 0, 0); fittestDrawingView = new FittestDrawingView(); fittestDrawingView.setVisible(false); fittestDrawingView.setSize(targetImage.getWidth(), targetImage.getHeight()); } @Action public void showAboutBox() { if (aboutBox == null) { JFrame mainFrame = GeneticDrawingApp.getApplication().getMainFrame(); aboutBox = new GeneticDrawingAboutBox(mainFrame); aboutBox.setLocationRelativeTo(mainFrame); } GeneticDrawingApp.getApplication().show(aboutBox); } @Action public void chooseImage() throws IOException { JFileChooser fc = new JFileChooser(); fc.setCurrentDirectory(new File(".")); fc.showOpenDialog(mainPanel); File file = fc.getSelectedFile(); targetImage = ImageIO.read(file); targetImageLabel.setIcon(scaleToImageLabel(targetImage)); fittestDrawingView.setSize(targetImage.getWidth(), targetImage.getHeight()); } @Action public void startEvolution() throws InvalidConfigurationException { if (targetImage == null) { return; } ResourceMap resourceMap = getResourceMap(); if (!isEvolutionActivated) { startEvolution.setText(resourceMap.getString("stopEvolution.text")); fittestDrawingView.setVisible(true); isEvolutionActivated = true; Configuration.reset(); GAConfiguration conf = new GAConfiguration(targetImage, resourceMap.getInteger("maxPolygons")); Thread t = new Thread(new EvolutionRunnable(this, conf)); t.start(); } else { startEvolution.setText(resourceMap.getString("startEvolution.text")); isEvolutionActivated = false; } } /** * Scale an image to fit the size of the targetImageLabel. * * @param a_image the image to scale * @return scaled image */ public ImageIcon scaleToImageLabel(Image a_image) { ImageIcon scaled = new ImageIcon(a_image); if (scaled.getIconHeight() > targetImageLabel.getHeight()) { scaled = new ImageIcon(a_image.getScaledInstance(-1, targetImageLabel.getHeight(), Image.SCALE_FAST)); } if (scaled.getIconWidth() > targetImageLabel.getWidth()) { scaled = new ImageIcon(a_image.getScaledInstance(targetImageLabel.getWidth(), -1, Image.SCALE_FAST)); } return scaled; } public BufferedImage getTargetImage() { return targetImage; } public boolean isEvolutionActivated() { return isEvolutionActivated; } public FittestDrawingView getFittestDrawingView() { return fittestDrawingView; } public JFreeChart getChart() { ChartPanel cp = (ChartPanel) chartPanel; return cp.getChart(); } /** This method is called from within the constructor to * initialize the form. * WARNING: Do NOT modify this code. The content of this method is * always regenerated by the Form Editor. */ @SuppressWarnings("unchecked") // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents private void initComponents() { mainPanel = new javax.swing.JPanel(); chooseImage = new javax.swing.JButton(); startEvolution = new javax.swing.JToggleButton(); targetImageLabel = new javax.swing.JLabel(); JFreeChart chart = ChartFactory.createXYLineChart("Fitness versus Generation", "Generation", "Fitness", new XYSeriesCollection(new XYSeries("")), org.jfree.chart.plot.PlotOrientation.VERTICAL, false, false, false); chartPanel = new ChartPanel(chart); menuBar = new javax.swing.JMenuBar(); javax.swing.JMenu fileMenu = new javax.swing.JMenu(); javax.swing.JMenuItem exitMenuItem = new javax.swing.JMenuItem(); javax.swing.JMenu helpMenu = new javax.swing.JMenu(); javax.swing.JMenuItem aboutMenuItem = new javax.swing.JMenuItem(); mainPanel.setName("mainPanel"); // NOI18N javax.swing.ActionMap actionMap = org.jdesktop.application.Application .getInstance(examples.monalisa.gui.GeneticDrawingApp.class).getContext() .getActionMap(GeneticDrawingView.class, this); chooseImage.setAction(actionMap.get("chooseImage")); // NOI18N org.jdesktop.application.ResourceMap resourceMap = org.jdesktop.application.Application .getInstance(examples.monalisa.gui.GeneticDrawingApp.class).getContext() .getResourceMap(GeneticDrawingView.class); chooseImage.setText(resourceMap.getString("chooseImage.text")); // NOI18N chooseImage.setName("chooseImage"); // NOI18N startEvolution.setAction(actionMap.get("startEvolution")); // NOI18N startEvolution.setText(resourceMap.getString("startEvolution.text")); // NOI18N startEvolution.setName("startEvolution"); // NOI18N targetImageLabel.setIcon(resourceMap.getIcon("targetImageLabel.icon")); // NOI18N targetImageLabel.setText(resourceMap.getString("targetImageLabel.text")); // NOI18N targetImageLabel.setName("targetImageLabel"); // NOI18N chartPanel.setBorder(javax.swing.BorderFactory.createEtchedBorder()); chartPanel.setName("chartPanel"); // NOI18N org.jdesktop.layout.GroupLayout chartPanelLayout = new org.jdesktop.layout.GroupLayout(chartPanel); chartPanel.setLayout(chartPanelLayout); chartPanelLayout.setHorizontalGroup(chartPanelLayout .createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING).add(0, 399, Short.MAX_VALUE)); chartPanelLayout.setVerticalGroup(chartPanelLayout .createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING).add(0, 234, Short.MAX_VALUE)); org.jdesktop.layout.GroupLayout mainPanelLayout = new org.jdesktop.layout.GroupLayout(mainPanel); mainPanel.setLayout(mainPanelLayout); mainPanelLayout.setHorizontalGroup(mainPanelLayout .createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING) .add(mainPanelLayout.createSequentialGroup().add(mainPanelLayout .createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false) .add(mainPanelLayout.createSequentialGroup().add(47, 47, 47).add(chooseImage) .addPreferredGap(org.jdesktop.layout.LayoutStyle.UNRELATED).add(startEvolution) .add(38, 38, 38)) .add(org.jdesktop.layout.GroupLayout.TRAILING, mainPanelLayout.createSequentialGroup() .addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .add(targetImageLabel, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 200, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE) .add(80, 80, 80))) .add(chartPanel, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addContainerGap())); mainPanelLayout.setVerticalGroup(mainPanelLayout .createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING) .add(org.jdesktop.layout.GroupLayout.TRAILING, mainPanelLayout.createSequentialGroup() .addContainerGap() .add(mainPanelLayout.createParallelGroup(org.jdesktop.layout.GroupLayout.TRAILING) .add(org.jdesktop.layout.GroupLayout.LEADING, chartPanel, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .add(mainPanelLayout.createSequentialGroup() .add(targetImageLabel, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 202, Short.MAX_VALUE) .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED) .add(mainPanelLayout .createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE) .add(startEvolution).add(chooseImage)))) .addContainerGap())); chooseImage.getAccessibleContext() .setAccessibleName(resourceMap.getString("jButton1.AccessibleContext.accessibleName")); // NOI18N menuBar.setName("menuBar"); // NOI18N fileMenu.setText(resourceMap.getString("fileMenu.text")); // NOI18N fileMenu.setName("fileMenu"); // NOI18N exitMenuItem.setAction(actionMap.get("quit")); // NOI18N exitMenuItem.setName("exitMenuItem"); // NOI18N fileMenu.add(exitMenuItem); menuBar.add(fileMenu); helpMenu.setText(resourceMap.getString("helpMenu.text")); // NOI18N helpMenu.setName("helpMenu"); // NOI18N aboutMenuItem.setAction(actionMap.get("showAboutBox")); // NOI18N aboutMenuItem.setName("aboutMenuItem"); // NOI18N helpMenu.add(aboutMenuItem); menuBar.add(helpMenu); setComponent(mainPanel); setMenuBar(menuBar); } // </editor-fold>//GEN-END:initComponents // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JPanel chartPanel; private javax.swing.JButton chooseImage; private javax.swing.JPanel mainPanel; private javax.swing.JMenuBar menuBar; private javax.swing.JToggleButton startEvolution; private javax.swing.JLabel targetImageLabel; // End of variables declaration//GEN-END:variables private JDialog aboutBox; private BufferedImage targetImage; private boolean isEvolutionActivated; private FittestDrawingView fittestDrawingView; }