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 /* 25 @test 26 @bug 4397404 4720930 27 @summary tests that images of all supported native image formats are transfered properly 28 @library ../../../../lib/testlibrary 29 @library ../../regtesthelpers/process/ 30 @build jdk.testlibrary.OSInfo ProcessResults ProcessCommunicator 31 @author gas@sparc.spb.su area=Clipboard 32 @run main ImageTransferTest 33 */ 34 35 import test.java.awt.regtesthelpers.process.ProcessCommunicator; 36 import test.java.awt.regtesthelpers.process.ProcessResults; 37 import jdk.testlibrary.OSInfo; 38 39 import java.awt.*; 40 import java.awt.datatransfer.DataFlavor; 41 import java.awt.datatransfer.SystemFlavorMap; 42 import java.awt.datatransfer.Transferable; 43 import java.awt.datatransfer.UnsupportedFlavorException; 44 import java.awt.dnd.DnDConstants; 45 import java.awt.dnd.DragSource; 46 import java.awt.dnd.DragSourceAdapter; 47 import java.awt.dnd.DragSourceDropEvent; 48 import java.awt.dnd.DragSourceListener; 49 import java.awt.dnd.DropTarget; 50 import java.awt.dnd.DropTargetAdapter; 51 import java.awt.dnd.DropTargetDropEvent; 52 import java.awt.event.InputEvent; 53 import java.awt.image.BufferedImage; 54 import java.awt.image.MemoryImageSource; 55 import java.util.stream.Stream; 56 57 public class ImageTransferTest { 58 public static void main(String[] arg) throws Exception { 59 ImageDragSource ids = new ImageDragSource(); 60 ids.frame.setLocation(100, 100); 61 ids.frame.setVisible(true); 62 Util.sync(); 63 String classpath = System.getProperty("java.class.path"); 64 String[] args = new String[ids.formats.length + 4]; 65 args[0] = "200"; 66 args[1] = "100"; 67 args[2] = args[3] = "150"; 68 69 System.arraycopy(ids.formats, 0, args, 4, ids.formats.length); 70 ProcessResults pres = ProcessCommunicator.executeChildProcess(ImageDropTarget.class, classpath, args); 71 72 if (pres.getStdErr() != null && pres.getStdErr().length() > 0) { 73 System.err.println("========= Child VM System.err ========"); 74 System.err.print(pres.getStdErr()); 75 System.err.println("======================================"); 76 } 77 78 if (pres.getStdOut() != null && pres.getStdOut().length() > 0) { 79 System.err.println("========= Child VM System.out ========"); 80 System.err.print(pres.getStdOut()); 81 System.err.println("======================================"); 82 } 83 84 boolean failed = false; 85 String passedFormats = ""; 86 String failedFormats = ""; 87 88 for (int i = 0; i < ids.passedArray.length; i++) { 89 if (ids.passedArray[i]) passedFormats += ids.formats[i] + " "; 90 else { 91 failed = true; 92 failedFormats += ids.formats[i] + " "; 93 } 94 } 95 96 if (failed) { 97 throw new RuntimeException("test failed: images in following " + 98 "native formats are not transferred properly: " + failedFormats); 99 } else { 100 System.err.println("images in following " + 101 "native formats are transferred properly: " + passedFormats); 102 } 103 } 104 } 105 106 107 class Util { 108 private static Robot srobot = null; 109 public static void sync() { 110 try { 111 if(srobot == null) { 112 srobot = new Robot(); 113 } 114 srobot.waitForIdle(); 115 Thread.sleep(500); 116 } catch (Exception e) { 117 throw new RuntimeException(e); 118 } 119 } 120 } 121 122 abstract class ImageTransferer { 123 Image image; 124 String[] formats; 125 int fi; // current format index 126 Frame frame = new Frame(); 127 128 129 ImageTransferer() { 130 image = createImage(); 131 frame.setSize(100, 100); 132 } 133 134 private static Image createImage() { 135 int w = 100; 136 int h = 100; 137 int[] pix = new int[w * h]; 138 139 int index = 0; 140 for (int y = 0; y < h; y++) { 141 for (int x = 0; x < w; x++) { 142 int red = 127; 143 int green = 127; 144 int blue = y > h / 2 ? 127 : 0; 145 int alpha = 255; 146 if (x < w / 4 && y < h / 4) { 147 alpha = 0; 148 red = 0; 149 } 150 pix[index++] = (alpha << 24) | (red << 16) | (green << 8) | blue; 151 } 152 } 153 return Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w, h, pix, 0, w)); 154 } 155 156 157 static String[] retrieveFormatsToTest() { 158 SystemFlavorMap sfm = (SystemFlavorMap) SystemFlavorMap.getDefaultFlavorMap(); 159 java.util.List<String> ln = sfm.getNativesForFlavor(DataFlavor.imageFlavor); 160 if (OSInfo.OSType.WINDOWS.equals(OSInfo.getOSType()) && !ln.contains("METAFILEPICT")) { 161 // for test failing on JDK without this fix 162 ln.add("METAFILEPICT"); 163 } 164 return ln.toArray(new String[ln.size()]); 165 } 166 167 static void leaveFormat(String format) { 168 SystemFlavorMap sfm = (SystemFlavorMap) SystemFlavorMap.getDefaultFlavorMap(); 169 sfm.setFlavorsForNative(format, new DataFlavor[]{DataFlavor.imageFlavor}); 170 sfm.setNativesForFlavor(DataFlavor.imageFlavor, new String[]{format}); 171 } 172 173 174 boolean areImagesIdentical(Image im1, Image im2) { 175 if (formats[fi].equals("JFIF") || formats[fi].equals("image/jpeg") || 176 formats[fi].equals("GIF") || formats[fi].equals("image/gif")) { 177 // JFIF and GIF are lossy formats 178 return true; 179 } 180 int[] ib1 = getImageData(im1); 181 int[] ib2 = getImageData(im2); 182 183 if (ib1.length != ib2.length) { 184 return false; 185 } 186 187 if (formats[fi].equals("PNG") || 188 formats[fi].equals("image/png") || 189 formats[fi].equals("image/x-png")) { 190 // check alpha as well 191 for (int i = 0; i < ib1.length; i++) { 192 if (ib1[i] != ib2[i]) { 193 System.err.println("different pixels: " + 194 Integer.toHexString(ib1[i]) + " " + 195 Integer.toHexString(ib2[i])); 196 return false; 197 } 198 } 199 } else { 200 for (int i = 0; i < ib1.length; i++) { 201 if ((ib1[i] & 0x00FFFFFF) != (ib2[i] & 0x00FFFFFF)) { 202 System.err.println("different pixels: " + 203 Integer.toHexString(ib1[i]) + " " + 204 Integer.toHexString(ib2[i])); 205 return false; 206 } 207 } 208 } 209 return true; 210 } 211 212 private static int[] getImageData(Image image) { 213 int width = image.getWidth(null); 214 int height = image.getHeight(null); 215 BufferedImage bimage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); 216 Graphics2D g2d = bimage.createGraphics(); 217 try { 218 g2d.drawImage(image, 0, 0, width, height, null); 219 } finally { 220 g2d.dispose(); 221 } 222 return bimage.getRGB(0, 0, width, height, null, 0, width); 223 } 224 225 public static int sign(int n) { 226 return n < 0 ? -1 : n == 0 ? 0 : 1; 227 } 228 229 } 230 231 232 class ImageDragSource extends ImageTransferer { 233 boolean[] passedArray; 234 235 ImageDragSource() { 236 formats = retrieveFormatsToTest(); 237 passedArray = new boolean[formats.length]; 238 final DragSourceListener dsl = new DragSourceAdapter() { 239 public void dragDropEnd(DragSourceDropEvent e) { 240 System.err.println("Drop was successful=" + e.getDropSuccess()); 241 notifyTransferSuccess(e.getDropSuccess()); 242 if (++fi < formats.length) { 243 leaveFormat(formats[fi]); 244 } 245 } 246 }; 247 248 new DragSource().createDefaultDragGestureRecognizer(frame, 249 DnDConstants.ACTION_COPY, 250 dge -> dge.startDrag(null, new ImageSelection(image), dsl)); 251 leaveFormat(formats[fi]); 252 } 253 254 255 void notifyTransferSuccess(boolean status) { 256 passedArray[fi] = status; 257 } 258 } 259 260 261 class ImageDropTarget extends ImageTransferer { 262 private final Robot robot; 263 private static Point startPoint, endPoint = new Point(250, 150); 264 265 ImageDropTarget() throws AWTException { 266 DropTargetAdapter dropTargetAdapter = new DropTargetAdapter() { 267 @Override 268 public void drop(DropTargetDropEvent dtde) { 269 checkImage(dtde); 270 startImageDrag(); 271 } 272 }; 273 new DropTarget(frame, dropTargetAdapter); 274 robot = new Robot(); 275 } 276 277 278 void checkImage(DropTargetDropEvent dtde) { 279 final Transferable t = dtde.getTransferable(); 280 if (t.isDataFlavorSupported(DataFlavor.imageFlavor)) { 281 dtde.acceptDrop(DnDConstants.ACTION_COPY); 282 Image im; 283 try { 284 im = (Image) t.getTransferData(DataFlavor.imageFlavor); 285 System.err.println("getTransferData was successful"); 286 } catch (Exception e) { 287 System.err.println("Can't getTransferData: " + e); 288 dtde.dropComplete(false); 289 notifyTransferSuccess(false); 290 return; 291 } 292 293 if (im == null) { 294 System.err.println("getTransferData returned null"); 295 dtde.dropComplete(false); 296 notifyTransferSuccess(false); 297 } else if (areImagesIdentical(image, im)) { 298 dtde.dropComplete(true); 299 notifyTransferSuccess(true); 300 } else { 301 System.err.println("transferred image is different from initial image"); 302 dtde.dropComplete(false); 303 notifyTransferSuccess(false); 304 } 305 306 } else { 307 System.err.println("imageFlavor is not supported by Transferable"); 308 dtde.rejectDrop(); 309 notifyTransferSuccess(false); 310 } 311 } 312 313 void startImageDrag() { 314 leaveFormat(formats[fi]); 315 new Thread(() -> { 316 try { 317 Thread.sleep(1000); 318 } catch (InterruptedException e) { 319 e.printStackTrace(); 320 // Exit from the child process 321 System.exit(1); 322 } 323 robot.mouseMove(startPoint.x, startPoint.y); 324 robot.mousePress(InputEvent.BUTTON1_MASK); 325 for (Point p = new Point(startPoint); !p.equals(endPoint); 326 p.translate(sign(endPoint.x - p.x), sign(endPoint.y - p.y))) { 327 robot.mouseMove(p.x, p.y); 328 try { 329 Thread.sleep(50); 330 } catch (InterruptedException e) { 331 e.printStackTrace(); 332 } 333 } 334 335 robot.mouseRelease(InputEvent.BUTTON1_MASK); 336 }).start(); 337 } 338 339 void notifyTransferSuccess(boolean status) { 340 if (status) { 341 System.err.println("format passed: " + formats[fi]); 342 } else { 343 System.err.println("format failed: " + formats[fi]); 344 System.exit(1); 345 } 346 if (fi < formats.length - 1) { 347 leaveFormat(formats[++fi]); 348 } else { 349 new Thread(() -> { 350 try { 351 Thread.sleep(500); 352 } catch (InterruptedException e) { 353 e.printStackTrace(); 354 } 355 System.exit(0); 356 }).start(); 357 } 358 } 359 360 361 public static void main(String[] args) { 362 try { 363 ImageDropTarget idt = new ImageDropTarget(); 364 365 int x = Integer.parseInt(args[0]); 366 int y = Integer.parseInt(args[1]); 367 startPoint = new Point(Integer.parseInt(args[2]), Integer.parseInt(args[3])); 368 369 idt.formats = new String[args.length - 4]; 370 System.arraycopy(args, 4, idt.formats, 0, args.length - 4); 371 leaveFormat(idt.formats[0]); 372 373 idt.frame.setLocation(x, y); 374 idt.frame.setVisible(true); 375 Util.sync(); 376 377 idt.startImageDrag(); 378 } catch (Throwable e) { 379 e.printStackTrace(); 380 System.exit(1); 381 } 382 } 383 384 } 385 386 387 class ImageSelection implements Transferable { 388 private static final int IMAGE = 0; 389 private static final DataFlavor[] flavors = {DataFlavor.imageFlavor}; 390 private Image data; 391 392 public ImageSelection(Image data) { 393 this.data = data; 394 } 395 396 @Override 397 public DataFlavor[] getTransferDataFlavors() { 398 // returning flavors itself would allow client code to modify 399 // our internal behavior 400 return flavors.clone(); 401 } 402 403 @Override 404 public boolean isDataFlavorSupported(DataFlavor flavor) { 405 return Stream.of(flavor).anyMatch(flavor::equals); 406 } 407 408 @Override 409 public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException { 410 if (flavor.equals(flavors[IMAGE])) { 411 return data; 412 } else { 413 throw new UnsupportedFlavorException(flavor); 414 } 415 } 416 }