--- /dev/null 2014-03-05 20:16:38.000000000 +0400 +++ new/test/java/awt/dnd/ImageTransferTest/ImageTransferTest.java 2014-03-05 20:16:37.000000000 +0400 @@ -0,0 +1,411 @@ +/* + test + @bug 4397404 4720930 + @summary tests that images of all supported native image formats are transfered properly + @library ../../regtesthelpers + @library ../../regtesthelpers/process/ + @build ProcessResults ProcessCommunicator Sysout + @author gas@sparc.spb.su area=Clipboard + @run applet ImageTransferTest.html +*/ + +import sun.awt.OSInfo; +import sun.awt.SunToolkit; +import test.java.awt.regtesthelpers.Sysout; +import test.java.awt.regtesthelpers.process.ProcessCommunicator; +import test.java.awt.regtesthelpers.process.ProcessResults; + +import java.applet.Applet; +import java.awt.*; +import java.awt.datatransfer.DataFlavor; +import java.awt.datatransfer.SystemFlavorMap; +import java.awt.datatransfer.Transferable; +import java.awt.datatransfer.UnsupportedFlavorException; +import java.awt.dnd.DnDConstants; +import java.awt.dnd.DragSource; +import java.awt.dnd.DragSourceAdapter; +import java.awt.dnd.DragSourceDropEvent; +import java.awt.dnd.DragSourceListener; +import java.awt.dnd.DropTarget; +import java.awt.dnd.DropTargetAdapter; +import java.awt.dnd.DropTargetDropEvent; +import java.awt.event.InputEvent; +import java.awt.image.BufferedImage; +import java.awt.image.MemoryImageSource; +import java.util.Arrays; +import java.util.stream.Stream; + +public class ImageTransferTest extends Applet { + private ImageDragSource ids; + + @Override + public void init() { + ids = new ImageDragSource(); + String[] instructions = {"This is an AUTOMATIC test", "simply wait until it is done"}; + Sysout.createDialog(); + Sysout.printInstructions(instructions); + } + + @Override + public void start() { + try { + String iniMsg = "Testing all native image formats from \n" + + "SystemFlavorMap.getNativesForFlavor(DataFlavor.imageFlavor) \n"; + Sysout.println(iniMsg + Arrays.toString(ids.formats)); + + ids.frame.setLocation(100, 100); + ids.frame.setVisible(true); + Util.sync(); + + String classpath = System.getProperty("java.class.path"); + String[] args = new String[ids.formats.length + 4]; + args[0] = "200"; + args[1] = "100"; + args[2] = args[3] = "150"; + + System.arraycopy(ids.formats, 0, args, 4, ids.formats.length); + ProcessResults pres = ProcessCommunicator.executeChildProcess(ImageDropTarget.class, classpath, args); + + if (pres.getStdErr() != null && pres.getStdErr().length() > 0) { + System.err.println("========= Child VM System.err ========"); + System.err.print(pres.getStdErr()); + System.err.println("======================================"); + } + + if (pres.getStdOut() != null && pres.getStdOut().length() > 0) { + System.err.println("========= Child VM System.out ========"); + System.err.print(pres.getStdOut()); + System.err.println("======================================"); + } + } catch (Throwable e) { + throw new RuntimeException(e); + } + + boolean failed = false; + String passedFormats = ""; + String failedFormats = ""; + + for (int i = 0; i < ids.passedArray.length; i++) { + if (ids.passedArray[i]) passedFormats += ids.formats[i] + " "; + else { + failed = true; + failedFormats += ids.formats[i] + " "; + } + } + + if (failed) { + throw new RuntimeException("test failed: images in following " + + "native formats are not transferred properly: " + failedFormats); + } else { + System.err.println("images in following " + + "native formats are transferred properly: " + passedFormats); + } + } +} + +class Util { + public static void sync() { + ((SunToolkit) Toolkit.getDefaultToolkit()).realSync(); + try { + Thread.sleep(500); + } catch (InterruptedException e) { + throw new RuntimeException(e); + } + } +} + +abstract class ImageTransferer { + Image image; + String[] formats; + int fi; // current format index + Frame frame = new Frame(); + + + ImageTransferer() { + image = createImage(); + frame.setSize(100, 100); + } + + private static Image createImage() { + int w = 100; + int h = 100; + int[] pix = new int[w * h]; + + int index = 0; + for (int y = 0; y < h; y++) { + for (int x = 0; x < w; x++) { + int red = 127; + int green = 127; + int blue = y > h / 2 ? 127 : 0; + int alpha = 255; + if (x < w / 4 && y < h / 4) { + alpha = 0; + red = 0; + } + pix[index++] = (alpha << 24) | (red << 16) | (green << 8) | blue; + } + } + return Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w, h, pix, 0, w)); + } + + + static String[] retrieveFormatsToTest() { + SystemFlavorMap sfm = (SystemFlavorMap) SystemFlavorMap.getDefaultFlavorMap(); + java.util.List ln = sfm.getNativesForFlavor(DataFlavor.imageFlavor); + if (OSInfo.OSType.WINDOWS.equals(OSInfo.getOSType()) && !ln.contains("METAFILEPICT")) { + // for test failing on JDK without this fix + ln.add("METAFILEPICT"); + } + return ln.toArray(new String[ln.size()]); + } + + static void leaveFormat(String format) { + SystemFlavorMap sfm = (SystemFlavorMap) SystemFlavorMap.getDefaultFlavorMap(); + sfm.setFlavorsForNative(format, new DataFlavor[]{DataFlavor.imageFlavor}); + sfm.setNativesForFlavor(DataFlavor.imageFlavor, new String[]{format}); + } + + + boolean areImagesIdentical(Image im1, Image im2) { + if (formats[fi].equals("JFIF") || formats[fi].equals("image/jpeg") || + formats[fi].equals("GIF") || formats[fi].equals("image/gif")) { + // JFIF and GIF are lossy formats + return true; + } + int[] ib1 = getImageData(im1); + int[] ib2 = getImageData(im2); + + if (ib1.length != ib2.length) { + return false; + } + + if (formats[fi].equals("PNG") || + formats[fi].equals("image/png") || + formats[fi].equals("image/x-png")) { + // check alpha as well + for (int i = 0; i < ib1.length; i++) { + if (ib1[i] != ib2[i]) { + System.err.println("different pixels: " + + Integer.toHexString(ib1[i]) + " " + + Integer.toHexString(ib2[i])); + return false; + } + } + } else { + for (int i = 0; i < ib1.length; i++) { + if ((ib1[i] & 0x00FFFFFF) != (ib2[i] & 0x00FFFFFF)) { + System.err.println("different pixels: " + + Integer.toHexString(ib1[i]) + " " + + Integer.toHexString(ib2[i])); + return false; + } + } + } + return true; + } + + private static int[] getImageData(Image image) { + int width = image.getWidth(null); + int height = image.getHeight(null); + BufferedImage bimage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); + Graphics2D g2d = bimage.createGraphics(); + try { + g2d.drawImage(image, 0, 0, width, height, null); + } finally { + g2d.dispose(); + } + return bimage.getRGB(0, 0, width, height, null, 0, width); + } + + public static int sign(int n) { + return n < 0 ? -1 : n == 0 ? 0 : 1; + } + +} + + +class ImageDragSource extends ImageTransferer { + boolean[] passedArray; + + ImageDragSource() { + formats = retrieveFormatsToTest(); + passedArray = new boolean[formats.length]; + final DragSourceListener dsl = new DragSourceAdapter() { + public void dragDropEnd(DragSourceDropEvent e) { + System.err.println("Drop was successful=" + e.getDropSuccess()); + notifyTransferSuccess(e.getDropSuccess()); + if (++fi < formats.length) { + leaveFormat(formats[fi]); + } + } + }; + + new DragSource().createDefaultDragGestureRecognizer(frame, + DnDConstants.ACTION_COPY, + dge -> dge.startDrag(null, new ImageSelection(image), dsl)); + leaveFormat(formats[fi]); + } + + + void notifyTransferSuccess(boolean status) { + passedArray[fi] = status; + } +} + + +class ImageDropTarget extends ImageTransferer { + private final Robot robot; + private static Point startPoint, endPoint = new Point(250, 150); + + ImageDropTarget() throws AWTException { + DropTargetAdapter dropTargetAdapter = new DropTargetAdapter() { + @Override + public void drop(DropTargetDropEvent dtde) { + checkImage(dtde); + startImageDrag(); + } + }; + new DropTarget(frame, dropTargetAdapter); + robot = new Robot(); + } + + + void checkImage(DropTargetDropEvent dtde) { + final Transferable t = dtde.getTransferable(); + if (t.isDataFlavorSupported(DataFlavor.imageFlavor)) { + dtde.acceptDrop(DnDConstants.ACTION_COPY); + Image im; + try { + im = (Image) t.getTransferData(DataFlavor.imageFlavor); + System.err.println("getTransferData was successful"); + } catch (Exception e) { + System.err.println("Can't getTransferData: " + e); + dtde.dropComplete(false); + notifyTransferSuccess(false); + return; + } + + if (im == null) { + System.err.println("getTransferData returned null"); + dtde.dropComplete(false); + notifyTransferSuccess(false); + } else if (areImagesIdentical(image, im)) { + dtde.dropComplete(true); + notifyTransferSuccess(true); + } else { + System.err.println("transferred image is different from initial image"); + dtde.dropComplete(false); + notifyTransferSuccess(false); + } + + } else { + System.err.println("imageFlavor is not supported by Transferable"); + dtde.rejectDrop(); + notifyTransferSuccess(false); + } + } + + void startImageDrag() { + leaveFormat(formats[fi]); + new Thread(() -> { + try { + Thread.sleep(1000); + } catch (InterruptedException e) { + e.printStackTrace(); + // Exit from the child process + System.exit(1); + } + robot.mouseMove(startPoint.x, startPoint.y); + robot.mousePress(InputEvent.BUTTON1_MASK); + for (Point p = new Point(startPoint); !p.equals(endPoint); + p.translate(sign(endPoint.x - p.x), sign(endPoint.y - p.y))) { + robot.mouseMove(p.x, p.y); + try { + Thread.sleep(50); + } catch (InterruptedException e) { + e.printStackTrace(); + } + } + + robot.mouseRelease(InputEvent.BUTTON1_MASK); + }).start(); + } + + void notifyTransferSuccess(boolean status) { + if (status) { + System.err.println("format passed: " + formats[fi]); + } else { + System.err.println("format failed: " + formats[fi]); + System.exit(1); + } + if (fi < formats.length - 1) { + leaveFormat(formats[++fi]); + } else { + new Thread(() -> { + try { + Thread.sleep(500); + } catch (InterruptedException e) { + e.printStackTrace(); + } + System.exit(0); + }).start(); + } + } + + + public static void main(String[] args) { + try { + ImageDropTarget idt = new ImageDropTarget(); + + int x = Integer.parseInt(args[0]); + int y = Integer.parseInt(args[1]); + startPoint = new Point(Integer.parseInt(args[2]), Integer.parseInt(args[3])); + + idt.formats = new String[args.length - 4]; + System.arraycopy(args, 4, idt.formats, 0, args.length - 4); + leaveFormat(idt.formats[0]); + + idt.frame.setLocation(x, y); + idt.frame.setVisible(true); + Util.sync(); + + idt.startImageDrag(); + } catch (Throwable e) { + e.printStackTrace(); + System.exit(1); + } + } + +} + + +class ImageSelection implements Transferable { + private static final int IMAGE = 0; + private static final DataFlavor[] flavors = {DataFlavor.imageFlavor}; + private Image data; + + public ImageSelection(Image data) { + this.data = data; + } + + @Override + public DataFlavor[] getTransferDataFlavors() { + // returning flavors itself would allow client code to modify + // our internal behavior + return flavors.clone(); + } + + @Override + public boolean isDataFlavorSupported(DataFlavor flavor) { + return Stream.of(flavor).anyMatch(flavor::equals); + } + + @Override + public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException { + if (flavor.equals(flavors[IMAGE])) { + return data; + } else { + throw new UnsupportedFlavorException(flavor); + } + } +}