Exemplo n.º 1
0
 void createSelectionFromMask(ImagePlus imp) {
   ImageProcessor ip = imp.getProcessor();
   if (ip.getMinThreshold() != ImageProcessor.NO_THRESHOLD) {
     IJ.runPlugIn("ij.plugin.filter.ThresholdToSelection", "");
     return;
   }
   if (!ip.isBinary()) {
     IJ.error(
         "Create Selection",
         "This command creates a composite selection from\n"
             + "a mask (8-bit binary image with white background)\n"
             + "or from an image that has been thresholded using\n"
             + "the Image>Adjust>Threshold tool. The current\n"
             + "image is not a mask and has not been thresholded.");
     return;
   }
   int threshold = ip.isInvertedLut() ? 255 : 0;
   ip.setThreshold(threshold, threshold, ImageProcessor.NO_LUT_UPDATE);
   IJ.runPlugIn("ij.plugin.filter.ThresholdToSelection", "");
 }
Exemplo n.º 2
0
  boolean showDialog(ImageProcessor ip) {
    int bitDepth = imp.getBitDepth();
    boolean isStack = imp.getStackSize() > 1;
    r = ip.getRoi();
    int width = newWidth;
    if (width == 0) width = r.width;
    int height = (int) ((double) width * r.height / r.width);
    xscale = Tools.parseDouble(xstr, 0.0);
    yscale = Tools.parseDouble(ystr, 0.0);
    if (xscale != 0.0 && yscale != 0.0) {
      width = (int) (r.width * xscale);
      height = (int) (r.height * yscale);
    } else {
      xstr = "-";
      ystr = "-";
    }
    GenericDialog gd = new GenericDialog("Scale");
    gd.addStringField("X Scale (0.05-25):", xstr);
    gd.addStringField("Y Scale (0.05-25):", ystr);
    gd.setInsets(5, 0, 5);
    gd.addStringField("Width (pixels):", "" + width);
    gd.addStringField("Height (pixels):", "" + height);
    fields = gd.getStringFields();
    for (int i = 0; i < 3; i++) {
      ((TextField) fields.elementAt(i)).addTextListener(this);
      ((TextField) fields.elementAt(i)).addFocusListener(this);
    }
    xField = (TextField) fields.elementAt(0);
    yField = (TextField) fields.elementAt(1);
    widthField = (TextField) fields.elementAt(2);
    heightField = (TextField) fields.elementAt(3);
    fieldWithFocus = xField;
    gd.addCheckbox("Interpolate", interpolate);
    if (bitDepth == 8 || bitDepth == 24)
      gd.addCheckbox("Fill with Background Color", fillWithBackground);
    if (isStack) gd.addCheckbox("Process Entire Stack", processStack);
    gd.addCheckbox("Create New Window", newWindow);
    title = WindowManager.getUniqueName(imp.getTitle());
    gd.setInsets(10, 0, 0);
    gd.addStringField("Title:", title, 12);
    gd.showDialog();
    if (gd.wasCanceled()) return false;
    xstr = gd.getNextString();
    ystr = gd.getNextString();
    xscale = Tools.parseDouble(xstr, 0.0);
    yscale = Tools.parseDouble(ystr, 0.0);
    String wstr = gd.getNextString();
    newWidth = (int) Tools.parseDouble(wstr, 0);
    newHeight = (int) Tools.parseDouble(gd.getNextString(), 0);
    if (newHeight != 0 && (wstr.equals("-") || wstr.equals("0")))
      newWidth = (int) (newHeight * (double) r.width / r.height);
    if (newWidth == 0 || newHeight == 0) {
      IJ.error("Invalid width or height entered");
      return false;
    }
    if (xscale > 25.0) xscale = 25.0;
    if (yscale > 25.0) yscale = 25.0;
    if (xscale > 0.0 && yscale > 0.0) {
      newWidth = (int) (r.width * xscale);
      newHeight = (int) (r.height * yscale);
    }
    interpolate = gd.getNextBoolean();
    if (bitDepth == 8 || bitDepth == 24) fillWithBackground = gd.getNextBoolean();
    if (isStack) processStack = gd.getNextBoolean();
    newWindow = gd.getNextBoolean();
    if (!newWindow && xscale == 0.0) {
      xscale = (double) newWidth / r.width;
      yscale = (double) newHeight / r.height;
    }
    title = gd.getNextString();

    if (fillWithBackground) {
      Color bgc = Toolbar.getBackgroundColor();
      if (bitDepth == 8) bgValue = ip.getBestIndex(bgc);
      else if (bitDepth == 24) bgValue = bgc.getRGB();
    } else {
      if (bitDepth == 8) bgValue = ip.isInvertedLut() ? 0.0 : 255.0; // white
      else if (bitDepth == 24) bgValue = 0xffffffff; // white
    }
    return true;
  }