public boolean dialogItemChanged(GenericDialog gd, AWTEvent e) { iterations = (int) gd.getNextNumber(); count = (int) gd.getNextNumber(); boolean bb = Prefs.blackBackground; Prefs.blackBackground = gd.getNextBoolean(); if (Prefs.blackBackground != bb) ThresholdAdjuster.update(); Prefs.padEdges = gd.getNextBoolean(); EDM.setOutputType(gd.getNextChoiceIndex()); boolean isInvalid = gd.invalidNumber(); if (iterations < 1) { iterations = 1; isInvalid = true; } if (iterations > MAX_ITERATIONS) { iterations = MAX_ITERATIONS; isInvalid = true; } if (count < 1) { count = 1; isInvalid = true; } if (count > 8) { count = 8; isInvalid = true; } if (isInvalid) return false; if (imp != null) { operation = gd.getNextChoice(); arg = operation.toLowerCase(); } return true; }
public int showDialog(ImagePlus imp, String command, PlugInFilterRunner pfr) { if (doOptions) { this.imp = imp; this.pfr = pfr; GenericDialog gd = new GenericDialog("Binary Options"); gd.addNumericField("Iterations (1-" + MAX_ITERATIONS + "):", iterations, 0, 3, ""); gd.addNumericField("Count (1-8):", count, 0, 3, ""); gd.addCheckbox("Black background", Prefs.blackBackground); gd.addCheckbox("Pad edges when eroding", Prefs.padEdges); gd.addChoice("EDM output:", outputTypes, outputTypes[EDM.getOutputType()]); if (imp != null) { gd.addChoice("Do:", operations, operation); gd.addPreviewCheckbox(pfr); gd.addDialogListener(this); previewing = true; } gd.addHelp(IJ.URL + "/docs/menus/process.html#options"); gd.showDialog(); previewing = false; if (gd.wasCanceled()) return DONE; if (imp == null) { // options dialog only, no do/preview dialogItemChanged(gd, null); // read dialog result return DONE; } return operation.equals(NO_OPERATION) ? DONE : IJ.setupDialog(imp, flags); } else { // no dialog, 'arg' is operation type if (!((ByteProcessor) imp.getProcessor()).isBinary()) { IJ.error("8-bit binary (black and white only) image required."); return DONE; } return IJ.setupDialog(imp, flags); } }
private void makeBand(ImagePlus imp) { Roi roi = imp.getRoi(); if (roi == null) { noRoi("Make Band"); return; } Roi roiOrig = roi; if (!roi.isArea()) { IJ.error("Make Band", "Area selection required"); return; } Calibration cal = imp.getCalibration(); double pixels = bandSize; double size = pixels * cal.pixelWidth; int decimalPlaces = 0; if ((int) size != size) decimalPlaces = 2; GenericDialog gd = new GenericDialog("Make Band"); gd.addNumericField("Band Size:", size, decimalPlaces, 4, cal.getUnits()); gd.showDialog(); if (gd.wasCanceled()) return; size = gd.getNextNumber(); if (Double.isNaN(size)) { IJ.error("Make Band", "invalid number"); return; } int n = (int) Math.round(size / cal.pixelWidth); if (n > 255) { IJ.error("Make Band", "Cannot make bands wider that 255 pixels"); return; } int width = imp.getWidth(); int height = imp.getHeight(); Rectangle r = roi.getBounds(); ImageProcessor ip = roi.getMask(); if (ip == null) { ip = new ByteProcessor(r.width, r.height); ip.invert(); } ImageProcessor mask = new ByteProcessor(width, height); mask.insert(ip, r.x, r.y); ImagePlus edm = new ImagePlus("mask", mask); boolean saveBlackBackground = Prefs.blackBackground; Prefs.blackBackground = false; int saveType = EDM.getOutputType(); EDM.setOutputType(EDM.BYTE_OVERWRITE); IJ.run(edm, "Distance Map", ""); EDM.setOutputType(saveType); Prefs.blackBackground = saveBlackBackground; ip = edm.getProcessor(); ip.setThreshold(0, n, ImageProcessor.NO_LUT_UPDATE); int xx = -1, yy = -1; for (int x = r.x; x < r.x + r.width; x++) { for (int y = r.y; y < r.y + r.height; y++) { if (ip.getPixel(x, y) < n) { xx = x; yy = y; break; } } if (xx >= 0 || yy >= 0) break; } int count = IJ.doWand(edm, xx, yy, 0, null); if (count <= 0) { IJ.error("Make Band", "Unable to make band"); return; } ShapeRoi roi2 = new ShapeRoi(edm.getRoi()); if (!(roi instanceof ShapeRoi)) roi = new ShapeRoi(roi); ShapeRoi roi1 = (ShapeRoi) roi; roi2 = roi2.not(roi1); Undo.setup(Undo.ROI, imp); transferProperties(roiOrig, roi2); imp.setRoi(roi2); bandSize = n; }