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
  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 
  60     private static final ImageInfo[] macTests = {
  61         new ImageInfo("splash1.png", "splash1@2x.png", Color.BLUE, Color.GREEN),
  62         new ImageInfo("splash2", "splash2@2x", Color.WHITE, Color.BLACK),
  63         new ImageInfo("splash3.", "splash3@2x.", Color.YELLOW, Color.RED)
  64     };
  65     private static final ImageInfo[] windowsTests = {
  66         new ImageInfo("splash1.png", "splash1.scale-120.png", Color.BLUE, Color.GREEN),
  67         new ImageInfo("splash2", "splash2.scale-120", Color.WHITE, Color.BLACK),
  68         new ImageInfo("splash3.", "splash3.scale-120.", Color.YELLOW, Color.RED)
  69     };
  70     private static ImageInfo[] tests;
  71 
  72     public static void main(String[] args) throws Exception {
  73 
  74         String test = args[0];
  75         tests = windowsTests;
  76         String osName = System.getProperty("os.name");
  77         if (osName.contains("OS X")) {
  78             tests = macTests;
  79         }
  80         switch (test) {
  81             case "GENERATE_IMAGES":
  82                 generateImages();
  83                 break;
  84             case "TEST_SPLASH":
  85                 int index = Integer.parseInt(args[1]);
  86                 testSplash(tests[index]);
  87                 break;
  88             case "TEST_FOCUS":
  89                 testFocus();
  90                 break;
  91             default:
  92                 throw new RuntimeException("Unknown test: " + test);
  93         }
  94     }
  95 
  96     static void testSplash(ImageInfo test) throws Exception {
  97         SplashScreen splashScreen = SplashScreen.getSplashScreen();
  98 
  99         if (splashScreen == null) {
 100             throw new RuntimeException("Splash screen is not shown!");
 101         }
 102 
 103         Graphics2D g = splashScreen.createGraphics();
 104         Rectangle splashBounds = splashScreen.getBounds();
 105         int screenX = (int) splashBounds.getCenterX();
 106         int screenY = (int) splashBounds.getCenterY();
 107 
 108         if (splashBounds.width != IMAGE_WIDTH) {
 109             throw new RuntimeException(
 110                     "SplashScreen#getBounds has wrong width");
 111         }
 112 
 113         if (splashBounds.height != IMAGE_HEIGHT) {
 114             throw new RuntimeException(
 115                     "SplashScreen#getBounds has wrong height");
 116         }
 117 
 118         Robot robot = new Robot();
 119         Color splashScreenColor = robot.getPixelColor(screenX, screenY);
 120 
 121         float scaleFactor = getScaleFactor();
 122         Color testColor = (1 < scaleFactor) ? test.color2x : test.color1x;
 123 
 124         if (!compare(testColor, splashScreenColor)) {
 125             throw new RuntimeException(
 126                     "Image with wrong resolution is used for splash screen!");
 127         }
 128     }
 129 
 130     static void testFocus() throws Exception {
 131 
 132         System.out.println("Focus Test!");
 133         Robot robot = new Robot();
 134         robot.setAutoDelay(50);
 135 
 136         Frame frame = new Frame();
 137         frame.setSize(100, 100);
 138         String test = "123";
 139         TextField textField = new TextField(test);
 140         textField.selectAll();
 141         frame.add(textField);
 142         frame.setVisible(true);
 143         robot.waitForIdle();
 144 
 145         robot.keyPress(KeyEvent.VK_A);
 146         robot.keyRelease(KeyEvent.VK_A);
 147         robot.keyPress(KeyEvent.VK_B);
 148         robot.keyRelease(KeyEvent.VK_B);
 149         robot.waitForIdle();
 150 
 151         frame.dispose();
 152 
 153         if(!textField.getText().equals("ab")){
 154             throw new RuntimeException("Focus is lost!");
 155         }
 156     }
 157 
 158     static boolean compare(Color c1, Color c2){
 159         return compare(c1.getRed(), c2.getRed())
 160                 && compare(c1.getGreen(), c2.getGreen())
 161                 && compare(c1.getBlue(), c2.getBlue());
 162     }
 163 
 164     static boolean compare(int n, int m){
 165         return Math.abs(n - m) <= 50;
 166     }
 167 
 168     static float getScaleFactor() {
 169 
 170         final Dialog dialog = new Dialog((Window) null);
 171         dialog.setSize(100, 100);
 172         dialog.setModal(true);
 173         final float[] scaleFactors = new float[1];
 174         Panel panel = new Panel() {
 175 
 176             @Override
 177             public void paint(Graphics g) {
 178                 float scaleFactor = 1;
 179                 if (g instanceof SunGraphics2D) {
 180                     scaleFactor = (float)GraphicsEnvironment.
 181                             getLocalGraphicsEnvironment().
 182                             getDefaultScreenDevice().getDefaultConfiguration().
 183                             getDefaultTransform().getScaleX();
 184                 }
 185                 scaleFactors[0] = scaleFactor;
 186                 dialog.setVisible(false);
 187             }
 188         };
 189 
 190         dialog.add(panel);
 191         dialog.setVisible(true);
 192         dialog.dispose();
 193 
 194         return scaleFactors[0];
 195     }
 196 
 197     static void generateImages() throws Exception {
 198         for (ImageInfo test : tests) {
 199             generateImage(test.name1x, test.color1x, 1);
 200             generateImage(test.name2x, test.color2x, 2);
 201         }
 202     }
 203 
 204     static void generateImage(String name, Color color, int scale) throws Exception {
 205         File file = new File(name);
 206         if (file.exists()) {
 207             return;
 208         }
 209         BufferedImage image = new BufferedImage(scale * IMAGE_WIDTH, scale * IMAGE_HEIGHT,
 210                 BufferedImage.TYPE_INT_RGB);
 211         Graphics g = image.getGraphics();
 212         g.setColor(color);
 213         g.fillRect(0, 0, scale * IMAGE_WIDTH, scale * IMAGE_HEIGHT);
 214         ImageIO.write(image, "png", file);
 215     }
 216 
 217     static class ImageInfo {
 218 
 219         final String name1x;
 220         final String name2x;
 221         final Color color1x;
 222         final Color color2x;
 223 
 224         public ImageInfo(String name1x, String name2x, Color color1x, Color color2x) {
 225             this.name1x = name1x;
 226             this.name2x = name2x;
 227             this.color1x = color1x;
 228             this.color2x = color2x;
 229         }
 230     }
 231 }