1 /*
   2  * Copyright (c) 2014, 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.Panel;
  30 import java.awt.Rectangle;
  31 import java.awt.Robot;
  32 import java.awt.SplashScreen;
  33 import java.awt.TextField;
  34 import java.awt.Window;
  35 import java.awt.event.KeyEvent;
  36 import java.awt.image.BufferedImage;
  37 import java.io.File;
  38 import javax.imageio.ImageIO;
  39 import sun.java2d.SunGraphics2D;
  40 
  41 /**
  42  * @test
  43  * @bug 8043869 8075244 8078082
  44  * @author Alexander Scherbatiy
  45  * @summary [macosx] java -splash does not honor 2x hi dpi notation for retina
  46  * support
  47  * @run main MultiResolutionSplashTest GENERATE_IMAGES
  48  * @run main/othervm -splash:splash1.png MultiResolutionSplashTest TEST_SPLASH 0
  49  * @run main/othervm -splash:splash2 MultiResolutionSplashTest TEST_SPLASH 1
  50  * @run main/othervm -splash:splash3. MultiResolutionSplashTest TEST_SPLASH 2
  51  * @run main/othervm -splash:splash1.png MultiResolutionSplashTest TEST_FOCUS
  52  */
  53 public class MultiResolutionSplashTest {
  54 
  55     private static final int IMAGE_WIDTH = 300;
  56     private static final int IMAGE_HEIGHT = 200;
  57 
  58     private static final ImageInfo[] tests = {
  59         new ImageInfo("splash1.png", "splash1@2x.png", Color.BLUE, Color.GREEN),
  60         new ImageInfo("splash2", "splash2@2x", Color.WHITE, Color.BLACK),
  61         new ImageInfo("splash3.", "splash3@2x.", Color.YELLOW, Color.RED)
  62     };
  63 
  64     public static void main(String[] args) throws Exception {
  65 
  66         String test = args[0];
  67 
  68         switch (test) {
  69             case "GENERATE_IMAGES":
  70                 generateImages();
  71                 break;
  72             case "TEST_SPLASH":
  73                 int index = Integer.parseInt(args[1]);
  74                 testSplash(tests[index]);
  75                 break;
  76             case "TEST_FOCUS":
  77                 testFocus();
  78                 break;
  79             default:
  80                 throw new RuntimeException("Unknown test: " + test);
  81         }
  82     }
  83 
  84     static void testSplash(ImageInfo test) throws Exception {
  85         SplashScreen splashScreen = SplashScreen.getSplashScreen();
  86 
  87         if (splashScreen == null) {
  88             throw new RuntimeException("Splash screen is not shown!");
  89         }
  90 
  91         Graphics2D g = splashScreen.createGraphics();
  92         Rectangle splashBounds = splashScreen.getBounds();
  93         int screenX = (int) splashBounds.getCenterX();
  94         int screenY = (int) splashBounds.getCenterY();
  95 
  96         if(splashBounds.width != IMAGE_WIDTH){
  97             throw new RuntimeException(
  98                     "SplashScreen#getBounds has wrong width");
  99         }
 100         if(splashBounds.height != IMAGE_HEIGHT){
 101             throw new RuntimeException(
 102                     "SplashScreen#getBounds has wrong height");
 103         }
 104        
 105         Robot robot = new Robot();
 106         Color splashScreenColor = robot.getPixelColor(screenX, screenY);
 107 
 108         float scaleFactor = getScaleFactor();
 109         Color testColor = (1 < scaleFactor) ? test.color2x : test.color1x;
 110 
 111         if (!compare(testColor, splashScreenColor)) {
 112             throw new RuntimeException(
 113                     "Image with wrong resolution is used for splash screen!");
 114         }
 115     }
 116 
 117     static void testFocus() throws Exception {
 118 
 119         System.out.println("Focus Test!");
 120         Robot robot = new Robot();
 121         robot.setAutoDelay(50);
 122 
 123         Frame frame = new Frame();
 124         frame.setSize(100, 100);
 125         String test = "123";
 126         TextField textField = new TextField(test);
 127         textField.selectAll();
 128         frame.add(textField);
 129         frame.setVisible(true);
 130         robot.waitForIdle();
 131 
 132         robot.keyPress(KeyEvent.VK_A);
 133         robot.keyRelease(KeyEvent.VK_A);
 134         robot.keyPress(KeyEvent.VK_B);
 135         robot.keyRelease(KeyEvent.VK_B);
 136         robot.waitForIdle();
 137 
 138         frame.dispose();
 139 
 140         if(!textField.getText().equals("ab")){
 141             throw new RuntimeException("Focus is lost!");
 142         }
 143     }
 144 
 145     static boolean compare(Color c1, Color c2){
 146         return compare(c1.getRed(), c2.getRed())
 147                 && compare(c1.getGreen(), c2.getGreen())
 148                 && compare(c1.getBlue(), c2.getBlue());
 149     }
 150 
 151     static boolean compare(int n, int m){
 152         return Math.abs(n - m) <= 50;
 153     }
 154 
 155     static float getScaleFactor() {
 156 
 157         final Dialog dialog = new Dialog((Window) null);
 158         dialog.setSize(100, 100);
 159         dialog.setModal(true);
 160         final float[] scaleFactors = new float[1];
 161         Panel panel = new Panel() {
 162 
 163             @Override
 164             public void paint(Graphics g) {
 165                 float scaleFactor = 1;
 166                 if (g instanceof SunGraphics2D) {
 167                     scaleFactor = ((SunGraphics2D) g).surfaceData.getDefaultScale();
 168                 }
 169                 scaleFactors[0] = scaleFactor;
 170                 dialog.setVisible(false);
 171             }
 172         };
 173 
 174         dialog.add(panel);
 175         dialog.setVisible(true);
 176         dialog.dispose();
 177 
 178         return scaleFactors[0];
 179     }
 180 
 181     static void generateImages() throws Exception {
 182         for (ImageInfo test : tests) {
 183             generateImage(test.name1x, test.color1x, 1);
 184             generateImage(test.name2x, test.color2x, 2);
 185         }
 186     }
 187 
 188     static void generateImage(String name, Color color, int scale) throws Exception {
 189         File file = new File(name);
 190         if (file.exists()) {
 191             return;
 192         }
 193         BufferedImage image = new BufferedImage(scale * IMAGE_WIDTH, scale * IMAGE_HEIGHT,
 194                 BufferedImage.TYPE_INT_RGB);
 195         Graphics g = image.getGraphics();
 196         g.setColor(color);
 197         g.fillRect(0, 0, scale * IMAGE_WIDTH, scale * IMAGE_HEIGHT);
 198         ImageIO.write(image, "png", file);
 199     }
 200 
 201     static class ImageInfo {
 202 
 203         final String name1x;
 204         final String name2x;
 205         final Color color1x;
 206         final Color color2x;
 207 
 208         public ImageInfo(String name1x, String name2x, Color color1x, Color color2x) {
 209             this.name1x = name1x;
 210             this.name2x = name2x;
 211             this.color1x = color1x;
 212             this.color2x = color2x;
 213         }
 214     }
 215 }
--- EOF ---