Exemplo n.º 1
0
  private void paint(PaintEvent event) {
    GC gc = event.gc;

    gc.setAntialias(SWT.ON);
    gc.setLineWidth(1);
    Rectangle rect = getClientArea();
    gc.setClipping(rect);
    gc.setForeground(getForeground());
    gc.setBackground(getForeground());

    Color[] palette = new Color[32];
    for (int i = 0; i < palette.length; i++) {
      float hue = 270.0f * i / (palette.length - 1);
      palette[palette.length - 1 - i] = new Color(Display.getDefault(), new RGB(hue, 1.0f, 1.0f));
      //			gc.setBackground(palette[i]);
      //			gc.fillRectangle(rect.x + i*rect.width/palette.length, rect.y, rect.width/palette.length,
      // 100);
    }

    frame.adjust();

    int x = (int) (rect.x - frame.offsetX);
    int y = (int) (rect.y - frame.offsetY);
    int extent = (int) (Math.min(rect.width, rect.height) * frame.scale);
    treeMap.paint(x, y, extent, gc, curve, palette);

    for (Color color : palette) color.dispose();

    gc.setAlpha(255);
    gc.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_WHITE));
    gc.setLineStyle(SWT.LINE_DASHDOT);
    gc.setLineWidth(1);
    gc.drawRectangle(x - 1, y - 1, extent + 2, extent + 2);

    if (selection.size() > 0) {
      gc.setLineStyle(SWT.LINE_SOLID);
      gc.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_LIST_SELECTION));
      for (TreeMap subtree : selection) {
        gc.drawRectangle(getItemBounds(subtree));
      }
    }
  }
Exemplo n.º 2
0
 public void restoreState(IMemento memento) {
   frame.offsetX = memento.getFloat("frameOffsetX");
   frame.offsetY = memento.getFloat("frameOffsetY");
   frame.scale = memento.getFloat("frameScale");
 }