DrawBitmaskToSurfaceTest.java revision 14851:980da45565c8 
1/*
2 * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @key headful
27 * @bug     6997116
28 * @summary Test verifies that rendering of images with bitmap transparency
29 *          to a D3D surface does not cause an ClassCastException.
30 *
31 * @run main/othervm -Dsun.java2d.d3d=True DrawBitmaskToSurfaceTest
32 */
33
34import java.awt.Graphics;
35import java.awt.Image;
36import java.awt.image.BufferedImage;
37import java.awt.image.IndexColorModel;
38import java.util.concurrent.CountDownLatch;
39import javax.swing.JFrame;
40
41public class DrawBitmaskToSurfaceTest extends JFrame {
42
43    private final Image src;
44    private static java.util.concurrent.CountDownLatch latch = null;
45    private static Throwable theError = null;
46
47    public DrawBitmaskToSurfaceTest() {
48        src = createTestImage();
49    }
50
51    private static Image createTestImage() {
52        byte[] r = new byte[]{(byte)0x00, (byte)0x80, (byte)0xff, (byte)0xff};
53        byte[] g = new byte[]{(byte)0x00, (byte)0x80, (byte)0xff, (byte)0x00};
54        byte[] b = new byte[]{(byte)0x00, (byte)0x80, (byte)0xff, (byte)0x00};
55
56        IndexColorModel icm = new IndexColorModel(2, 4, r, g, b, 3);
57
58        BufferedImage img = new BufferedImage(100, 100,
59                                              BufferedImage.TYPE_BYTE_INDEXED,
60                                              icm);
61        return img;
62    }
63
64    @Override
65    public void paint(final Graphics g) {
66        try {
67            System.err.println("paint frame....");
68            g.drawImage(src, 30, 30, this);
69        } catch (Throwable e) {
70            theError = e;
71        } finally {
72            if (latch != null) {
73                latch.countDown();
74            }
75        }
76    }
77
78    public static void main(final String[] args) throws Exception {
79        final JFrame frame = new DrawBitmaskToSurfaceTest();
80        frame.setBounds(10, 350, 200, 200);
81        frame.setVisible(true);
82
83        Thread.sleep(2000);
84
85        System.err.println("Change frame bounds...");
86        latch = new CountDownLatch(1);
87        frame.setBounds(10, 350, 90, 90);
88        frame.repaint();
89
90        try {
91            if (latch.getCount() > 0) {
92                latch.await();
93            }
94        } catch (InterruptedException e) {
95        }
96
97        frame.dispose();
98
99        if (theError != null) {
100            throw new RuntimeException("Test failed.", theError);
101        }
102
103        System.err.println("Test passed");
104    }
105}
106