コード例 #1
0
ファイル: Path.java プロジェクト: andreyvit/yoursway-swt
 /**
  * Adds to the receiver a quadratic curve based on the parameters.
  *
  * @param cx the x coordinate of the control point of the spline
  * @param cy the y coordinate of the control point of the spline
  * @param x the x coordinate of the end point of the spline
  * @param y the y coordinate of the end point of the spline
  * @exception SWTException
  *     <ul>
  *       <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed
  *     </ul>
  */
 public void quadTo(float cx, float cy, float x, float y) {
   if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
   NSPoint pt = new NSPoint();
   pt.x = x;
   pt.y = y;
   NSPoint ct = new NSPoint();
   ct.x = cx;
   ct.y = cy;
   handle.curveToPoint(pt, ct, ct);
 }
コード例 #2
0
ファイル: Path.java プロジェクト: andreyvit/yoursway-swt
 /**
  * Adds to the receiver a cubic bezier curve based on the parameters.
  *
  * @param cx1 the x coordinate of the first control point of the spline
  * @param cy1 the y coordinate of the first control of the spline
  * @param cx2 the x coordinate of the second control of the spline
  * @param cy2 the y coordinate of the second control of the spline
  * @param x the x coordinate of the end point of the spline
  * @param y the y coordinate of the end point of the spline
  * @exception SWTException
  *     <ul>
  *       <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed
  *     </ul>
  */
 public void cubicTo(float cx1, float cy1, float cx2, float cy2, float x, float y) {
   if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
   NSPoint pt = new NSPoint();
   pt.x = x;
   pt.y = y;
   NSPoint ct1 = new NSPoint();
   ct1.x = cx1;
   ct1.y = cy1;
   NSPoint ct2 = new NSPoint();
   ct2.x = cx2;
   ct2.y = cy2;
   handle.curveToPoint(pt, ct1, ct2);
 }
コード例 #3
0
ファイル: Path.java プロジェクト: andreyvit/yoursway-swt
 /**
  * Sets the current point of the receiver to the point specified by (x, y). Note that this starts
  * a new sub path.
  *
  * @param x the x coordinate of the new end point
  * @param y the y coordinate of the new end point
  * @exception SWTException
  *     <ul>
  *       <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed
  *     </ul>
  */
 public void moveTo(float x, float y) {
   if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
   NSPoint pt = new NSPoint();
   pt.x = x;
   pt.y = y;
   handle.moveToPoint(pt);
 }
コード例 #4
0
ファイル: Path.java プロジェクト: andreyvit/yoursway-swt
 /**
  * Returns <code>true</code> if the specified point is contained by the receiver and false
  * otherwise.
  *
  * <p>If outline is <code>true</code>, the point (x, y) checked for containment in the receiver's
  * outline. If outline is <code>false</code>, the point is checked to see if it is contained
  * within the bounds of the (closed) area covered by the receiver.
  *
  * @param x the x coordinate of the point to test for containment
  * @param y the y coordinate of the point to test for containment
  * @param gc the GC to use when testing for containment
  * @param outline controls whether to check the outline or contained area of the path
  * @return <code>true</code> if the path contains the point and <code>false</code> otherwise
  * @exception IllegalArgumentException
  *     <ul>
  *       <li>ERROR_NULL_ARGUMENT - if the gc is null
  *       <li>ERROR_INVALID_ARGUMENT - if the gc has been disposed
  *     </ul>
  *
  * @exception SWTException
  *     <ul>
  *       <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed
  *     </ul>
  */
 public boolean contains(float x, float y, GC gc, boolean outline) {
   if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
   if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
   if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
   //	gc.checkGC(GC.LINE_CAP | GC.LINE_JOIN | GC.LINE_STYLE | GC.LINE_WIDTH);
   // TODO outline
   NSPoint point = new NSPoint();
   point.x = x;
   point.y = y;
   return handle.containsPoint(point);
 }
コード例 #5
0
  void drawRectangles(NSWindow window, Rectangle[] rects, boolean erase) {
    NSGraphicsContext context = window.graphicsContext();
    NSGraphicsContext.static_saveGraphicsState();
    NSGraphicsContext.setCurrentContext(context);
    context.saveGraphicsState();
    Point parentOrigin;
    if (parent != null) {
      parentOrigin = display.map(parent, null, 0, 0);
    } else {
      parentOrigin = new Point(0, 0);
    }
    context.setCompositingOperation(erase ? OS.NSCompositeClear : OS.NSCompositeSourceOver);
    NSRect rectFrame = new NSRect();
    NSPoint globalPoint = new NSPoint();
    double /*float*/ screenHeight = display.getPrimaryFrame().height;
    for (int i = 0; i < rects.length; i++) {
      Rectangle rect = rects[i];
      rectFrame.x = rect.x + parentOrigin.x;
      rectFrame.y = screenHeight - (int) ((rect.y + parentOrigin.y) + rect.height);
      rectFrame.width = rect.width;
      rectFrame.height = rect.height;
      globalPoint.x = rectFrame.x;
      globalPoint.y = rectFrame.y;
      globalPoint = window.convertScreenToBase(globalPoint);
      rectFrame.x = globalPoint.x;
      rectFrame.y = globalPoint.y;

      if (erase) {
        rectFrame.width++;
        rectFrame.height++;
        NSBezierPath.fillRect(rectFrame);
      } else {
        rectFrame.x += 0.5f;
        rectFrame.y += 0.5f;
        NSBezierPath.strokeRect(rectFrame);
      }
    }
    if (!erase) context.flushGraphics();
    context.restoreGraphicsState();
    NSGraphicsContext.static_restoreGraphicsState();
  }
コード例 #6
0
ファイル: Path.java プロジェクト: andreyvit/yoursway-swt
 /**
  * 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();
 }