120 lines
4.2 KiB
Java
120 lines
4.2 KiB
Java
/*
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* Copyright (c) 2016, 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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import java.awt.Color;
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import java.awt.Frame;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.Image;
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import java.awt.MediaTracker;
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import java.awt.Toolkit;
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import java.awt.image.BaseMultiResolutionImage;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import javax.imageio.ImageIO;
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import javax.swing.GrayFilter;
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import java.awt.image.MultiResolutionImage;
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import javax.swing.JLabel;
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/**
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* @test
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* @bug 8156182
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* @summary [macosx] HiDPI/Retina icons do not work for disabled
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* JButton/JMenuItem etc.
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* @run main/othervm -Dsun.java2d.uiScale=2 MultiResolutionDisabledImageTest
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*/
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public class MultiResolutionDisabledImageTest {
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private static final String IMAGE_NAME_1X = "image.png";
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private static final String IMAGE_NAME_2X = "image@2x.png";
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private static final int IMAGE_SIZE = 100;
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private static final Color COLOR_1X = Color.GREEN;
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private static final Color COLOR_2X = Color.BLUE;
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public static void main(String[] args) throws Exception {
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Image baseMRImage = new BaseMultiResolutionImage(createImage(1),
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createImage(2));
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testMRDisabledImage(baseMRImage);
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saveImages();
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Image toolkitMRImage = Toolkit.getDefaultToolkit().getImage(IMAGE_NAME_1X);
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if (toolkitMRImage instanceof MultiResolutionImage) {
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testMRDisabledImage(toolkitMRImage);
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}
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}
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private static void testMRDisabledImage(Image image) throws Exception {
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Image disabledImage = GrayFilter.createDisabledImage(image);
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MediaTracker mediaTracker = new MediaTracker(new JLabel());
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mediaTracker.addImage(disabledImage, 0);
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mediaTracker.waitForID(0);
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BufferedImage buffImage = new BufferedImage(IMAGE_SIZE,
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IMAGE_SIZE,
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BufferedImage.TYPE_INT_RGB);
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int x = IMAGE_SIZE / 2;
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int y = IMAGE_SIZE / 2;
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Graphics2D g = buffImage.createGraphics();
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g.scale(1, 1);
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g.drawImage(disabledImage, 0, 0, null);
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int rgb1x = buffImage.getRGB(x, y);
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g.scale(2, 2);
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g.drawImage(disabledImage, 0, 0, null);
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int rgb2x = buffImage.getRGB(x, y);
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g.dispose();
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if (rgb1x == rgb2x) {
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throw new RuntimeException("Disabled image is the same for the base"
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+ "image and the resolution variant");
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}
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}
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private static BufferedImage createImage(int scale) throws Exception {
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BufferedImage image = new BufferedImage(scale * 200, scale * 300,
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BufferedImage.TYPE_INT_RGB);
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Graphics g = image.createGraphics();
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g.setColor(scale == 1 ? COLOR_1X : COLOR_2X);
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g.fillRect(0, 0, scale * 200, scale * 300);
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g.dispose();
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return image;
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}
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private static void saveImages() throws Exception {
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saveImage(createImage(1), IMAGE_NAME_1X);
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saveImage(createImage(2), IMAGE_NAME_2X);
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}
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private static void saveImage(BufferedImage image, String name) throws Exception {
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ImageIO.write(image, "png", new File(name));
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}
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}
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