69 lines
2.6 KiB
Java
69 lines
2.6 KiB
Java
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8028539
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* @summary Test that drawing a scaled image terminates.
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* @run main/othervm/timeout=60 DrawImageCoordsTest
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*/
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import java.awt.Color;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.geom.AffineTransform;
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import java.awt.image.BufferedImage;
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public class DrawImageCoordsTest {
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public static void main(String[] args) {
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/* Create an image to draw, filled in solid red. */
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BufferedImage srcImg =
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new BufferedImage(200, 200, BufferedImage.TYPE_INT_RGB);
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Graphics srcG = srcImg.createGraphics();
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srcG.setColor(Color.red);
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int w = srcImg.getWidth(null);
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int h = srcImg.getHeight(null);
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srcG.fillRect(0, 0, w, h);
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/* Create a destination image */
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BufferedImage dstImage =
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new BufferedImage(200, 200, BufferedImage.TYPE_INT_RGB);
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Graphics2D dstG = dstImage.createGraphics();
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/* draw image under a scaling transform that overflows int */
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AffineTransform tx = new AffineTransform(0.5, 0, 0, 0.5,
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0, 5.8658460197478485E9);
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dstG.setTransform(tx);
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dstG.drawImage(srcImg, 0, 0, null );
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/* draw image under the same overflowing transform, cancelling
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* out the 0.5 scale on the graphics
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*/
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dstG.drawImage(srcImg, 0, 0, 2*w, 2*h, null);
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if (Color.red.getRGB() == dstImage.getRGB(w/2, h/2)) {
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throw new RuntimeException("Unexpected color: clipping failed.");
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}
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System.out.println("Test Thread Completed");
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}
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}
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