/*
* Copyright ( c ) 2014 , 2016 , 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
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*/
/*
* @ test
* @ key headful
* @ bug 8036022
* @ summary Test verifies that drawing shapes with XOR composite
* does not trigger an InternalError in GDI surface data .
* @ run main / othervm - Dsun . java2d . d3d = True DrawXORModeTest
*/
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Stroke;
import java.awt.geom.Line2D;
import java.util.concurrent.CountDownLatch;
public class DrawXORModeTest extends Component {
public static void main(String[] args) {
final DrawXORModeTest c = new DrawXORModeTest();
final Frame f = new Frame("XOR mode test" );
f.add(c);
f.pack();
f.setVisible(true );
try {
c.checkResult();
} finally {
f.dispose();
}
}
@Override
public void paint(Graphics g) {
if (g == null || !(g instanceof Graphics2D)) {
return ;
}
g.setColor(Color.white);
g.setXORMode(Color.black);
Graphics2D dg = (Graphics2D) g;
Stroke stroke = new BasicStroke(1 , BasicStroke.CAP_BUTT,
BasicStroke.JOIN_MITER,
10 .0 f,
new float []{1 .0 f, 1 .0 f},
0 .0 f);
dg.setStroke(stroke);
try {
dg.draw(new Line2D.Float (10 , 10 , 20 , 20 ));
} catch (Throwable e) {
synchronized (this ) {
theError = e;
}
} finally {
didDraw.countDown();
}
}
@Override
public Dimension getPreferredSize() {
return new Dimension(400 , 100 );
}
public void checkResult() {
try {
didDraw.await();
} catch (InterruptedException e) {
}
synchronized (this ) {
if (theError != null ) {
System.out.println("Error: " + theError);
throw new RuntimeException("Test FAILED." );
}
}
System.out.println("Test PASSED." );
}
private Throwable theError = null ;
private final CountDownLatch didDraw = new CountDownLatch(1 );
}
Messung V0.5 in Prozent C=95 H=93 G=93
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-10-11)
¤
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