| /* |
| * Copyright (c) 2007, 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| /* |
| * @test |
| * @bug 6630702 |
| * @summary Tests that scrolling after paint() is performed correctly. |
| * This is really only applicable to Vista |
| * @author Dmitri.Trembovetski@sun.com: area=Graphics |
| * @run main/othervm SwingOnScreenScrollingTest |
| * run main/othervm -Dsun.java2d.opengl=True SwingOnScreenScrollingTest |
| */ |
| |
| import java.awt.AWTException; |
| import java.awt.Color; |
| import java.awt.Dimension; |
| import java.awt.EventQueue; |
| import java.awt.Graphics; |
| import java.awt.GraphicsEnvironment; |
| import java.awt.Point; |
| import java.awt.Rectangle; |
| import java.awt.Robot; |
| import java.awt.image.BufferedImage; |
| import java.io.File; |
| import java.lang.reflect.InvocationTargetException; |
| import javax.imageio.ImageIO; |
| import javax.swing.JFrame; |
| import javax.swing.JPanel; |
| import javax.swing.JScrollPane; |
| |
| public class SwingOnScreenScrollingTest extends JPanel { |
| |
| static JScrollPane pane; |
| static SwingOnScreenScrollingTest test; |
| |
| public SwingOnScreenScrollingTest() { |
| } |
| |
| public static void main(String[] args) { |
| int size = GraphicsEnvironment. |
| getLocalGraphicsEnvironment(). |
| getDefaultScreenDevice(). |
| getDefaultConfiguration().getColorModel().getPixelSize(); |
| if (size < 16) { |
| System.err.println("<16 bit display mode detected. Test PASSED"); |
| return; |
| } |
| |
| final JFrame f = new JFrame("SwingOnScreenScrollingTest"); |
| try { |
| EventQueue.invokeAndWait(new Runnable() { |
| public void run() { |
| test = new SwingOnScreenScrollingTest(); |
| pane = new JScrollPane(test); |
| f.add(pane); |
| f.pack(); |
| f.setSize(100, 200); |
| f.setVisible(true); |
| } |
| }); |
| } 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); |
| } |
| } |