1 /*
   2  * Copyright (c) 2014, 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  * @bug     8036022
  27  * @summary Test verifies that drawing shapes with XOR composite
  28  *          does not trigger an InternalError in GDI surface data.
  29  * @run main/othervm -Dsun.java2d.d3d=True DrawXORModeTest
  30  */
  31 import java.awt.BasicStroke;
  32 import java.awt.Color;
  33 import java.awt.Component;
  34 import java.awt.Dimension;
  35 import java.awt.Frame;
  36 import java.awt.Graphics;
  37 import java.awt.Graphics2D;
  38 import java.awt.Stroke;
  39 import java.awt.geom.Line2D;
  40 import java.util.concurrent.CountDownLatch;
  41 
  42 public class DrawXORModeTest extends Component {
  43 
  44     public static void main(String[] args) {
  45         final DrawXORModeTest c = new DrawXORModeTest();
  46 
  47         final Frame f = new Frame("XOR mode test");
  48         f.add(c);
  49         f.pack();
  50 
  51         f.setVisible(true);
  52 
  53         try {
  54             c.checkResult();
  55         } finally {
  56             f.dispose();
  57         }
  58     }
  59 
  60     @Override
  61     public void paint(Graphics g) {
  62         if (g == null || !(g instanceof Graphics2D)) {
  63             return;
  64         }
  65         g.setColor(Color.white);
  66         g.setXORMode(Color.black);
  67         Graphics2D dg = (Graphics2D) g;
  68         Stroke stroke = new BasicStroke(1, BasicStroke.CAP_BUTT,
  69                 BasicStroke.JOIN_MITER,
  70                 10.0f,
  71                 new float[]{1.0f, 1.0f},
  72                 0.0f);
  73         dg.setStroke(stroke);
  74         try {
  75             dg.draw(new Line2D.Float(10, 10, 20, 20));
  76         } catch (Throwable e) {
  77             synchronized (this) {
  78                 theError = e;
  79             }
  80         } finally {
  81             didDraw.countDown();
  82         }
  83     }
  84 
  85     @Override
  86     public Dimension getPreferredSize() {
  87         return new Dimension(400, 100);
  88     }
  89 
  90     public void checkResult() {
  91         try {
  92             didDraw.await();
  93         } catch (InterruptedException e) {
  94         }
  95 
  96         synchronized (this) {
  97             if (theError != null) {
  98                 System.out.println("Error: " + theError);
  99 
 100                 throw new RuntimeException("Test FAILED.");
 101             }
 102         }
 103         System.out.println("Test PASSED.");
 104 
 105     }
 106 
 107     private Throwable theError = null;
 108 
 109     private final CountDownLatch didDraw = new CountDownLatch(1);
 110 }