Example #1
0
 void interpolate() {
   Roi roi = imp.getRoi();
   if (roi == null) {
     noRoi("Interpolate");
     return;
   }
   if (roi.getType() == Roi.POINT) return;
   if (IJ.isMacro() && Macro.getOptions() == null) Macro.setOptions("interval=1");
   GenericDialog gd = new GenericDialog("Interpolate");
   gd.addNumericField("Interval:", 1.0, 1, 4, "pixel");
   gd.addCheckbox("Smooth", IJ.isMacro() ? false : smooth);
   gd.showDialog();
   if (gd.wasCanceled()) return;
   double interval = gd.getNextNumber();
   smooth = gd.getNextBoolean();
   Undo.setup(Undo.ROI, imp);
   FloatPolygon poly = roi.getInterpolatedPolygon(interval, smooth);
   int t = roi.getType();
   int type = roi.isLine() ? Roi.FREELINE : Roi.FREEROI;
   if (t == Roi.POLYGON && interval > 1.0) type = Roi.POLYGON;
   if ((t == Roi.RECTANGLE || t == Roi.OVAL || t == Roi.FREEROI) && interval >= 5.0)
     type = Roi.POLYGON;
   if ((t == Roi.LINE || t == Roi.FREELINE) && interval >= 5.0) type = Roi.POLYLINE;
   if (t == Roi.POLYLINE && interval >= 1.0) type = Roi.POLYLINE;
   ImageCanvas ic = imp.getCanvas();
   if (poly.npoints <= 150 && ic != null && ic.getMagnification() >= 12.0)
     type = roi.isLine() ? Roi.POLYLINE : Roi.POLYGON;
   Roi p = new PolygonRoi(poly, type);
   if (roi.getStroke() != null) p.setStrokeWidth(roi.getStrokeWidth());
   p.setStrokeColor(roi.getStrokeColor());
   p.setName(roi.getName());
   transferProperties(roi, p);
   imp.setRoi(p);
 }
Example #2
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;
 }
Example #3
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);
 }