DirectX/SwingOnScreenScrollingTest/SwingOnScreenScrollingTest.java

	SwingOnScreenScrollingTest.java revision 430
0N/A/*
0N/A * Copyright 2007-2008 Sun Microsystems, Inc.  All Rights Reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
0N/A * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
0N/A * CA 95054 USA or visit www.sun.com if you need additional information or
0N/A * have any questions.
0N/A */
0N/A/*
0N/A * @test
0N/A * @bug 6630702
0N/A * @summary Tests that scrolling after paint() is performed correctly.
0N/A *          This is really only applicable to Vista
0N/A * @author Dmitri.Trembovetski@sun.com: area=Graphics
0N/A * @run main/othervm SwingOnScreenScrollingTest
0N/A * run main/othervm -Dsun.java2d.opengl=True SwingOnScreenScrollingTest
0N/A */
0N/A
0N/Aimport java.awt.AWTException;
0N/Aimport java.awt.Color;
0N/Aimport java.awt.Dimension;
0N/Aimport java.awt.EventQueue;
0N/Aimport java.awt.Graphics;
0N/Aimport java.awt.GraphicsEnvironment;
0N/Aimport java.awt.Point;
0N/Aimport java.awt.Rectangle;
0N/Aimport java.awt.Robot;
0N/Aimport java.awt.image.BufferedImage;
0N/Aimport java.io.File;
0N/Aimport java.lang.reflect.InvocationTargetException;
0N/Aimport javax.imageio.ImageIO;
0N/Aimport javax.swing.JFrame;
0N/Aimport javax.swing.JPanel;
0N/Aimport javax.swing.JScrollPane;
0N/A
0N/Apublic class SwingOnScreenScrollingTest extends JPanel {
0N/A
0N/A    static JScrollPane pane;
0N/A    static SwingOnScreenScrollingTest test;
0N/A
0N/A    public SwingOnScreenScrollingTest() {
0N/A    }
0N/A
0N/A    public static void main(String[] args) {
0N/A        int size = GraphicsEnvironment.
0N/A            getLocalGraphicsEnvironment().
0N/A                getDefaultScreenDevice().
0N/A                    getDefaultConfiguration().getColorModel().getPixelSize();
0N/A        if (size < 16) {
0N/A            System.err.println("<16 bit display mode detected. Test PASSED");
0N/A            return;
0N/A        }
0N/A
0N/A        final JFrame f = new JFrame("SwingOnScreenScrollingTest");
0N/A        try {
0N/A            EventQueue.invokeAndWait(new Runnable() {
0N/A                public void run() {
0N/A                    test = new SwingOnScreenScrollingTest();
0N/A                    pane = new JScrollPane(test);
0N/A                    f.add(pane);
0N/A                    f.pack();
0N/A                    f.setSize(100, 200);
0N/A                    f.setVisible(true);
0N/A                }
0N/A            });
        } catch (InvocationTargetException ex) {
            ex.printStackTrace();
        } catch (InterruptedException ex) {
            ex.printStackTrace();
        }
        try {
            Thread.sleep(500);
        } catch (InterruptedException ex) {
            ex.printStackTrace();
        }
        EventQueue.invokeLater(new Runnable() {
            public void run() {
                BufferedImage bi;
                bi = new BufferedImage(100, 300,
                                       BufferedImage.TYPE_INT_RGB);
                Graphics gg = bi.getGraphics();
                test.paint(gg);
                for (int y = 80; y < 200; y +=10) {
                    test.scrollRectToVisible(new Rectangle(0, y, 100, 100));
                    try {
                        Thread.sleep(200);
                    } catch (InterruptedException ex) {
                        ex.printStackTrace();
                    }
                }
                Point p = pane.getViewport().getLocationOnScreen();
                Robot r = null;
                try {
                    r = new Robot();
                } catch (AWTException ex) {
                    throw new RuntimeException(ex);
                }
                bi = r.createScreenCapture(new Rectangle(p.x+5, p.y+5, 30, 30));
                for (int y = 0; y < bi.getHeight(); y++) {
                    for (int x = 0; x < bi.getHeight(); x++) {
                        int rgb = bi.getRGB(x, y);
                        if (bi.getRGB(x, y) != Color.red.getRGB()) {
                            System.err.printf("Test Failed at (%d,%d) c=0x%x\n",
                                              x, y, rgb);
                            try {
                                String name =
                                    "SwingOnScreenScrollingTest_out.png";
                                ImageIO.write(bi, "png", new File(name));
                                System.err.println("Wrote grabbed image to "+
                                                   name);
                            } catch (Throwable ex) {}
                            throw new RuntimeException("Test failed");
                        }
                    }
                }
                System.out.println("Test PASSED.");
                f.dispose();
            }
        });
    }

    protected void paintComponent(Graphics g) {
        g.setColor(Color.green);
        g.fillRect(0, 0, getWidth(), 100);
        g.setColor(Color.red);
        g.fillRect(0, 100, getWidth(), getHeight()-100);
    }

    public Dimension getPreferredSize() {
        return new Dimension(100, 300);
    }
}