Пример #1
0
 private boolean deleteOverlayRoi(ImagePlus imp) {
   if (imp == null) return false;
   Overlay overlay = null;
   ImageCanvas ic = imp.getCanvas();
   if (ic != null) overlay = ic.getShowAllList();
   if (overlay == null) overlay = imp.getOverlay();
   if (overlay == null) return false;
   Roi roi = imp.getRoi();
   for (int i = 0; i < overlay.size(); i++) {
     Roi roi2 = overlay.get(i);
     if (roi2 == roi) {
       overlay.remove(i);
       imp.deleteRoi();
       ic = imp.getCanvas();
       if (ic != null) ic.roiManagerSelect(roi, true);
       return true;
     }
   }
   return false;
 }
Пример #2
0
 private void loadCursors() {
   Toolkit toolkit = Toolkit.getDefaultToolkit();
   String path = Prefs.getImageJDir() + "images/crosshair-cursor.gif";
   File f = new File(path);
   if (!f.exists()) return;
   // Image image = toolkit.getImage(path);
   ImageIcon icon = new ImageIcon(path);
   Image image = icon.getImage();
   if (image == null) return;
   int width = icon.getIconWidth();
   int height = icon.getIconHeight();
   Point hotSpot = new Point(width / 2, height / 2);
   Cursor crosshairCursor = toolkit.createCustomCursor(image, hotSpot, "crosshair-cursor.gif");
   ImageCanvas.setCursor(crosshairCursor, 0);
 }
Пример #3
0
 void showGrid(Shape shape) {
   ImageCanvas ic = imp.getCanvas();
   if (ic == null) return;
   if (shape == null) ic.setDisplayList(null);
   else ic.setDisplayList(shape, getColor(), null);
 }