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/*
* Copyright (c) 2020, 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 id=default
* @bug 8240654
* @summary Test painting a large window works
* @key headful
* @requires (os.family == "windows")
* @requires vm.gc.Z
* @run main/othervm -XX:-UseZGC -Dsun.java2d.uiScale=1 LargeWindowPaintTest
* @run main/othervm -XX:-UseZGC -Dsun.java2d.uiScale=1 -Dsun.java2d.d3d=false LargeWindowPaintTest
*/
/*
* @test id=ZSinglegen
* @bug 8240654
* @summary Test painting a large window works
* @key headful
* @requires (os.family == "windows")
* @requires vm.gc.ZSinglegen
* @run main/othervm -XX:+UseZGC -XX:-ZGenerational -Dsun.java2d.uiScale=1 LargeWindowPaintTest
* @run main/othervm -XX:+UseZGC -XX:-ZGenerational -Dsun.java2d.uiScale=1 -Dsun.java2d.d3d=false LargeWindowPaintTest
*/
/*
* @test id=ZGenerational
* @bug 8240654
* @summary Test painting a large window works
* @key headful
* @requires (os.family == "windows")
* @requires vm.gc.ZGenerational
* @run main/othervm -XX:+UseZGC -XX:+ZGenerational -Dsun.java2d.uiScale=1 LargeWindowPaintTest
* @run main/othervm -XX:+UseZGC -XX:+ZGenerational -Dsun.java2d.uiScale=1 -Dsun.java2d.d3d=false LargeWindowPaintTest
*/
import java.awt.Color;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Rectangle;
import java.awt.Robot;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
import javax.swing.WindowConstants;
public class LargeWindowPaintTest extends JPanel {
static volatile JFrame frame = null;
static volatile LargeWindowPaintTest comp = null;
static Color color = Color.red;
public static void main(String[] args) throws Exception {
SwingUtilities.invokeAndWait(() -> {
frame = new JFrame("Large Window Paint Test");
frame.add(comp = new LargeWindowPaintTest());
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
frame.setExtendedState(Frame.MAXIMIZED_BOTH);
frame.setVisible(true);
});
Thread.sleep(2000);
Robot robot = new Robot();
robot.setAutoDelay(500);
robot.waitForIdle();
Rectangle r = comp.getBounds();
System.out.println("Component bounds = " + r);
Color c = robot.getPixelColor((int)r.getWidth()-100, (int)r.getHeight()-100);
SwingUtilities.invokeAndWait(() -> frame.dispose());
if (!c.equals(color)) {
throw new RuntimeException("Color was " + c + " expected " + color);
}
}
@Override
protected void paintComponent(Graphics g) {
super.paintComponent(g);
g.setColor(color);
g.fillRect(0, 0, getSize().width, getSize().height);
};
}
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