1 /*
   2  * Copyright (c) 2014, 2016, 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 import java.awt.Color;
  25 import java.awt.Dialog;
  26 import java.awt.Frame;
  27 import java.awt.Graphics;
  28 import java.awt.Graphics2D;
  29 import java.awt.GraphicsEnvironment;
  30 import java.awt.Panel;
  31 import java.awt.Rectangle;
  32 import java.awt.Robot;
  33 import java.awt.SplashScreen;
  34 import java.awt.TextField;
  35 import java.awt.Window;
  36 import java.awt.event.KeyEvent;
  37 import java.awt.image.BufferedImage;
  38 import java.io.File;
  39 import javax.imageio.ImageIO;
  40 import sun.java2d.SunGraphics2D;
  41 
  42 
  43 /**
  44  * @test
  45  * @key headful
  46  * @bug 8043869 8075244 8078082 8145173 8151787
  47  * @summary Tests the HiDPI splash screen support for windows and MAC
  48  * @modules java.desktop/sun.java2d
  49  * @run main MultiResolutionSplashTest GENERATE_IMAGES
  50  * @run main/othervm -splash:splash1.png MultiResolutionSplashTest TEST_SPLASH 0
  51  * @run main/othervm -splash:splash2 MultiResolutionSplashTest TEST_SPLASH 1
  52  * @run main/othervm -splash:splash3. MultiResolutionSplashTest TEST_SPLASH 2
  53  * @run main/othervm -splash:splash1.png MultiResolutionSplashTest TEST_FOCUS
  54  */
  55 public class MultiResolutionSplashTest {
  56 
  57     private static final int IMAGE_WIDTH = 300;
  58     private static final int IMAGE_HEIGHT = 200;
  59     private static boolean isMac;
  60 
  61     static {
  62         isMac = System.getProperty("os.name").contains("OS X");
  63     }
  64     private static final ImageInfo[] tests = {
  65         new ImageInfo("splash1.png", "splash1@2x.png", Color.BLUE, Color.GREEN),
  66         new ImageInfo("splash2", "splash2@2x", Color.WHITE, Color.BLACK),
  67         new ImageInfo("splash3.", "splash3@2x.", Color.YELLOW, Color.RED)
  68     };






  69 
  70     public static void main(String[] args) throws Exception {
  71 
  72         String test = args[0];





  73         switch (test) {
  74             case "GENERATE_IMAGES":
  75                 generateImages();
  76                 break;
  77             case "TEST_SPLASH":
  78                 int index = Integer.parseInt(args[1]);
  79                 testSplash(tests[index]);
  80                 break;
  81             case "TEST_FOCUS":
  82                 testFocus();
  83                 break;
  84             default:
  85                 throw new RuntimeException("Unknown test: " + test);
  86         }
  87     }
  88 
  89     static void testSplash(ImageInfo test) throws Exception {
  90         SplashScreen splashScreen = SplashScreen.getSplashScreen();
  91 
  92         if (splashScreen == null) {
  93             throw new RuntimeException("Splash screen is not shown!");
  94         }
  95 
  96         Graphics2D g = splashScreen.createGraphics();
  97         Rectangle splashBounds = splashScreen.getBounds();
  98         int screenX = (int) splashBounds.getCenterX();
  99         int screenY = (int) splashBounds.getCenterY();

 100         if (splashBounds.width != IMAGE_WIDTH) {
 101             throw new RuntimeException(
 102                     "SplashScreen#getBounds has wrong width");
 103         }

 104         if (splashBounds.height != IMAGE_HEIGHT) {
 105             throw new RuntimeException(
 106                     "SplashScreen#getBounds has wrong height");
 107         }
 108 
 109         Robot robot = new Robot();
 110         Color splashScreenColor = robot.getPixelColor(screenX, screenY);

 111         float scaleFactor = getScaleFactor();
 112         Color testColor = (1 < scaleFactor) ? test.color2x : test.color1x;
 113 
 114         if (!compare(testColor, splashScreenColor)) {
 115             throw new RuntimeException(
 116                     "Image with wrong resolution is used for splash screen!");
 117         }
 118     }
 119 
 120     static void testFocus() throws Exception {
 121 

 122         Robot robot = new Robot();
 123         robot.setAutoDelay(50);
 124 
 125         Frame frame = new Frame();
 126         frame.setSize(100, 100);
 127         String test = "123";
 128         TextField textField = new TextField(test);
 129         textField.selectAll();
 130         frame.add(textField);
 131         frame.setVisible(true);
 132         robot.waitForIdle();
 133 
 134         robot.keyPress(KeyEvent.VK_A);
 135         robot.keyRelease(KeyEvent.VK_A);
 136         robot.keyPress(KeyEvent.VK_B);
 137         robot.keyRelease(KeyEvent.VK_B);
 138         robot.waitForIdle();
 139 
 140         frame.dispose();
 141 
 142         if (!textField.getText().equals("ab")) {
 143             throw new RuntimeException("Focus is lost!");
 144         }
 145     }
 146 
 147     static boolean compare(Color c1, Color c2) {
 148         return compare(c1.getRed(), c2.getRed())
 149                 && compare(c1.getGreen(), c2.getGreen())
 150                 && compare(c1.getBlue(), c2.getBlue());
 151     }
 152 
 153     static boolean compare(int n, int m) {
 154         return Math.abs(n - m) <= 50;
 155     }
 156 
 157     static float getScaleFactor() {
 158 
 159         final Dialog dialog = new Dialog((Window) null);
 160         dialog.setSize(100, 100);
 161         dialog.setModal(true);
 162         final float[] scaleFactors = new float[1];
 163         Panel panel = new Panel() {
 164 
 165             @Override
 166             public void paint(Graphics g) {
 167                 float scaleFactor = 1;
 168                 if (g instanceof SunGraphics2D) {
 169                     scaleFactor = getScreenScaleFactor();



 170                 }
 171                 scaleFactors[0] = scaleFactor;
 172                 dialog.setVisible(false);
 173             }
 174         };
 175 
 176         dialog.add(panel);
 177         dialog.setVisible(true);
 178         dialog.dispose();
 179 
 180         return scaleFactors[0];
 181     }
 182 
 183     static void generateImages() throws Exception {
 184         for (ImageInfo test : tests) {
 185             generateImage(test.name1x, test.color1x, 1);
 186             generateImage(test.name2x, test.color2x, getScreenScaleFactor());
 187         }
 188     }
 189 
 190     static void generateImage(String name, Color color, float scale) throws Exception {
 191         File file = new File(name);
 192         if (file.exists()) {
 193             return;
 194         }
 195         BufferedImage image = new BufferedImage((int) (scale * IMAGE_WIDTH),
 196                 (int) (scale * IMAGE_HEIGHT), BufferedImage.TYPE_INT_RGB);
 197         Graphics g = image.getGraphics();
 198         g.setColor(color);
 199         g.fillRect(0, 0, (int) (scale * IMAGE_WIDTH), (int) (scale * IMAGE_HEIGHT));
 200         ImageIO.write(image, "png", file);
 201     }
 202 
 203     static float getScreenScaleFactor() {
 204         return (float) GraphicsEnvironment.
 205                 getLocalGraphicsEnvironment().
 206                 getDefaultScreenDevice().getDefaultConfiguration().
 207                 getDefaultTransform().getScaleX();
 208     }
 209 
 210     static class ImageInfo {
 211 
 212         final String name1x;
 213         final String name2x;
 214         final Color color1x;
 215         final Color color2x;
 216 
 217         public ImageInfo(String name1x, String name2x, Color color1x, Color color2x) {
 218             this.name1x = name1x;
 219             if (!isMac) {
 220                 float scale = getScreenScaleFactor();
 221                 StringBuffer buff = new StringBuffer();
 222                 if (scale - (int) scale > 0) {
 223                     buff.append("@").append((int) (scale * 100)).append("pct");
 224                 } else {
 225                     buff.append("@").append((int) scale).append("x");
 226                 }
 227                 StringBuffer buffer = new StringBuffer();
 228                 String[] splitStr = name1x.split("\\.");
 229                 if (splitStr.length == 2) {
 230                     this.name2x = buffer.append(splitStr[0]).append(buff)
 231                             .append(".").append(splitStr[1]).toString();
 232                 } else {
 233                     if (name1x.indexOf(".") > 0) {
 234                         this.name2x = buffer.append(splitStr[0]).append(buff).append(".").toString();
 235                     } else {
 236                         this.name2x = buffer.append(splitStr[0]).append(buff).toString();
 237                     }
 238                 }
 239             } else {
 240                 this.name2x = name2x;
 241             }
 242             this.color1x = color1x;
 243             this.color2x = color2x;
 244         }
 245     }
 246 }
 247 
--- EOF ---