Exemplo n.º 1
0
 /**
  * Returns the receiver's image data. This is the icon that is associated with the receiver in the
  * operating system.
  *
  * @return the image data for the program, may be null
  */
 public ImageData getImageData() {
   NSAutoreleasePool pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
   try {
     NSWorkspace workspace = NSWorkspace.sharedWorkspace();
     NSString fullPath;
     if (this.fullPath != null) {
       fullPath = NSString.stringWith(this.fullPath);
     } else {
       fullPath = workspace.fullPathForApplication(NSString.stringWith(name));
     }
     if (fullPath != null) {
       NSImage nsImage = workspace.iconForFile(fullPath);
       if (nsImage != null) {
         NSSize size = new NSSize();
         size.width = size.height = 16;
         nsImage.setSize(size);
         nsImage.retain();
         Image image = Image.cocoa_new(Display.getCurrent(), SWT.BITMAP, nsImage);
         ImageData imageData = image.getImageData();
         image.dispose();
         return imageData;
       }
     }
     return null;
   } finally {
     pool.release();
   }
 }
Exemplo n.º 2
0
 /**
  * Adds to the receiver the pattern of glyphs generated by drawing the given string using the
  * given font starting at the point (x, y).
  *
  * @param string the text to use
  * @param x the x coordinate of the starting point
  * @param y the y coordinate of the starting point
  * @param font the font to use
  * @exception IllegalArgumentException
  *     <ul>
  *       <li>ERROR_NULL_ARGUMENT - if the font is null
  *       <li>ERROR_INVALID_ARGUMENT - if the font has been disposed
  *     </ul>
  *
  * @exception SWTException
  *     <ul>
  *       <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed
  *     </ul>
  */
 public void addString(String string, float x, float y, Font font) {
   if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
   if (font == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
   if (font.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
   NSString str = NSString.stringWith(string);
   NSTextStorage textStorage = ((NSTextStorage) new NSTextStorage().alloc());
   textStorage.initWithString_(str);
   NSLayoutManager layoutManager = (NSLayoutManager) new NSLayoutManager().alloc().init();
   NSTextContainer textContainer = (NSTextContainer) new NSTextContainer().alloc();
   NSSize size = new NSSize();
   size.width = Float.MAX_VALUE;
   size.height = Float.MAX_VALUE;
   textContainer.initWithContainerSize(size);
   textStorage.addLayoutManager(layoutManager);
   layoutManager.addTextContainer(textContainer);
   NSRange range = new NSRange();
   range.length = str.length();
   textStorage.beginEditing();
   textStorage.addAttribute(OS.NSFontAttributeName(), font.handle, range);
   textStorage.endEditing();
   range = layoutManager.glyphRangeForTextContainer(textContainer);
   if (range.length != 0) {
     int glyphs = OS.malloc(4 * range.length * 2);
     layoutManager.getGlyphs(glyphs, range);
     NSBezierPath path = NSBezierPath.bezierPath();
     NSPoint point = new NSPoint();
     point.x = x;
     point.y = y;
     path.moveToPoint(point);
     path.appendBezierPathWithGlyphs(glyphs, range.length, font.handle);
     NSAffineTransform transform = NSAffineTransform.transform();
     transform.scaleXBy(1, -1);
     transform.translateXBy(0, -((2 * y) + textStorage.size().height));
     path.transformUsingAffineTransform(transform);
     OS.free(glyphs);
     handle.appendBezierPath(path);
   }
   textContainer.release();
   layoutManager.release();
   textStorage.release();
 }