| /* |
| * Copyright (c) 2010, 2014, 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. |
| */ |
| |
| import java.awt.*; |
| import javax.swing.*; |
| import java.awt.image.BufferedImage; |
| |
| /* |
| * @test |
| * @key headful |
| * @summary Check if a per-pixel translucent window shows up with correct translucency |
| * @author mrkam |
| * @library ../../../../lib/testlibrary |
| * @build Common ExtendedRobot |
| * @run main PerPixelTranslucentCanvas |
| */ |
| |
| public class PerPixelTranslucentCanvas extends Common { |
| |
| JPanel center; |
| Color OVAL_COLOR = Color.BLUE; |
| |
| public static void main(String[] ignored) throws Exception { |
| FG_COLOR = new Color(200, 0, 0, 100); |
| BG_COLOR = Color.GREEN; |
| for (Class<Window> windowClass: WINDOWS_TO_TEST) |
| new PerPixelTranslucentCanvas(windowClass).doTest(); |
| } |
| |
| public PerPixelTranslucentCanvas(Class windowClass) throws Exception { |
| super(windowClass); |
| } |
| |
| @Override |
| public void createSwingComponents() { |
| Container contentPane = RootPaneContainer.class.cast(window).getContentPane(); |
| BorderLayout bl = new BorderLayout(10, 10); |
| contentPane.setLayout(bl); |
| |
| JLabel label = new JLabel("North", new ImageIcon( |
| new BufferedImage(30, 30, BufferedImage.TYPE_INT_RGB)), SwingConstants.CENTER); |
| contentPane.add(label, BorderLayout.NORTH); |
| |
| JButton button = new JButton("West"); |
| contentPane.add(button, BorderLayout.WEST); |
| |
| center = new JPanel() { |
| @Override |
| public void paint(Graphics g) { |
| g.setColor(OVAL_COLOR); |
| g.fillOval(0, 0, getWidth(), getHeight()); |
| } |
| }; |
| contentPane.add(center, BorderLayout.CENTER); |
| |
| JTextField jTextField = new JTextField("South"); |
| contentPane.add(jTextField, BorderLayout.SOUTH); |
| } |
| |
| @Override |
| public void doTest() throws Exception { |
| robot.waitForIdle(delay); |
| |
| Rectangle bounds = center.getBounds(); |
| Point loc = center.getLocationOnScreen(); |
| |
| final int x = loc.x + bounds.width / 2; |
| final int y = loc.y + bounds.height / 2; |
| |
| Color color = robot.getPixelColor(x, y); |
| if (OVAL_COLOR.getRGB() != color.getRGB()) |
| throw new RuntimeException("bounds = " + bounds + "\n" + |
| "loc = " + loc + "\n" + |
| "background loc = " + background.getX() + ", " + background.getY() + "\n" + |
| "so middle point over background is " + (x - background.getX()) + ", " + (y - background.getY()) + "\n" + |
| "Oval is not opaque in the middle point (" + x + ", " + y + ", " + color + ")"); |
| |
| color = robot.getPixelColor(loc.x - 5, loc.y - 5); |
| if (FG_COLOR.getRGB() == color.getRGB()) |
| throw new RuntimeException("Background is not translucent (" + color + ")"); |
| |
| EventQueue.invokeAndWait(this::dispose); |
| robot.waitForIdle(); |
| } |
| } |