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); }
void fitSpline() { Roi roi = imp.getRoi(); if (roi == null) { noRoi("Spline"); return; } int type = roi.getType(); boolean segmentedSelection = type == Roi.POLYGON || type == Roi.POLYLINE; if (!(segmentedSelection || type == Roi.FREEROI || type == Roi.TRACED_ROI || type == Roi.FREELINE)) { IJ.error("Spline", "Polygon or polyline selection required"); return; } if (roi instanceof EllipseRoi) return; PolygonRoi p = (PolygonRoi) roi; if (!segmentedSelection) { if (p.subPixelResolution()) p = trimFloatPolygon(p, p.getUncalibratedLength()); else p = trimPolygon(p, p.getUncalibratedLength()); } String options = Macro.getOptions(); if (options != null && options.indexOf("straighten") != -1) p.fitSplineForStraightening(); else if (options != null && options.indexOf("remove") != -1) p.removeSplineFit(); else p.fitSpline(); imp.draw(); LineWidthAdjuster.update(); }
void createEllipse(ImagePlus imp) { IJ.showStatus("Fitting ellipse"); Roi roi = imp.getRoi(); if (roi == null) { noRoi("Fit Ellipse"); return; } if (roi.isLine()) { IJ.error("Fit Ellipse", "\"Fit Ellipse\" does not work with line selections"); return; } ImageProcessor ip = imp.getProcessor(); ip.setRoi(roi); int options = Measurements.CENTROID + Measurements.ELLIPSE; ImageStatistics stats = ImageStatistics.getStatistics(ip, options, null); double dx = stats.major * Math.cos(stats.angle / 180.0 * Math.PI) / 2.0; double dy = -stats.major * Math.sin(stats.angle / 180.0 * Math.PI) / 2.0; double x1 = stats.xCentroid - dx; double x2 = stats.xCentroid + dx; double y1 = stats.yCentroid - dy; double y2 = stats.yCentroid + dy; double aspectRatio = stats.minor / stats.major; imp.killRoi(); imp.setRoi(new EllipseRoi(x1, y1, x2, y2, aspectRatio)); }
void lineToArea(ImagePlus imp) { Roi roi = imp.getRoi(); if (roi == null || !roi.isLine()) { IJ.error("Line to Area", "Line selection required"); return; } Undo.setup(Undo.ROI, imp); Roi roi2 = null; if (roi.getType() == Roi.LINE) { double width = roi.getStrokeWidth(); if (width <= 1.0) roi.setStrokeWidth(1.0000001); FloatPolygon p = roi.getFloatPolygon(); roi.setStrokeWidth(width); roi2 = new PolygonRoi(p, Roi.POLYGON); roi2.setDrawOffset(roi.getDrawOffset()); } else { ImageProcessor ip2 = new ByteProcessor(imp.getWidth(), imp.getHeight()); ip2.setColor(255); roi.drawPixels(ip2); // new ImagePlus("ip2", ip2.duplicate()).show(); ip2.setThreshold(255, 255, ImageProcessor.NO_LUT_UPDATE); ThresholdToSelection tts = new ThresholdToSelection(); roi2 = tts.convert(ip2); } transferProperties(roi, roi2); roi2.setStrokeWidth(0); Color c = roi2.getStrokeColor(); if (c != null) // remove any transparency roi2.setStrokeColor(new Color(c.getRed(), c.getGreen(), c.getBlue())); imp.setRoi(roi2); Roi.previousRoi = (Roi) roi.clone(); }
void lineToArea(ImagePlus imp) { Roi roi = imp.getRoi(); if (roi == null || !roi.isLine()) { IJ.error("Line to Area", "Line selection required"); return; } if (roi.getType() == Roi.LINE && roi.getStrokeWidth() == 1) { IJ.error("Line to Area", "Straight line width must be > 1"); return; } ImageProcessor ip2 = new ByteProcessor(imp.getWidth(), imp.getHeight()); ip2.setColor(255); if (roi.getType() == Roi.LINE) ip2.fillPolygon(roi.getPolygon()); else { roi.drawPixels(ip2); // BufferedImage bi = new BufferedImage(imp.getWidth(), imp.getHeight(), // BufferedImage.TYPE_BYTE_GRAY); // Graphics g = bi.getGraphics(); // Roi roi2 = (Roi)roi.clone(); // roi2.setStrokeColor(Color.white); // roi2.drawOverlay(g); // ip2 = new ByteProcessor(bi); } // new ImagePlus("ip2", ip2.duplicate()).show(); ip2.setThreshold(255, 255, ImageProcessor.NO_LUT_UPDATE); ThresholdToSelection tts = new ThresholdToSelection(); Roi roi2 = tts.convert(ip2); imp.setRoi(roi2); Roi.previousRoi = (Roi) roi.clone(); }
void toBoundingBox(ImagePlus imp) { Roi roi = imp.getRoi(); if (roi == null) { noRoi("To Bounding Box"); return; } Rectangle r = roi.getBounds(); imp.killRoi(); imp.setRoi(new Roi(r.x, r.y, r.width, r.height)); }
private boolean ignoreArrowKeys(ImagePlus imp) { Frame frame = WindowManager.getFrontWindow(); String title = frame.getTitle(); if (title != null && title.equals("ROI Manager")) return true; // Control Panel? if (frame != null && frame instanceof javax.swing.JFrame) return true; ImageWindow win = imp.getWindow(); // LOCI Data Browser window? if (imp.getStackSize() > 1 && win != null && win.getClass().getName().startsWith("loci")) return true; return false; }
void invert(ImagePlus imp) { Roi roi = imp.getRoi(); if (roi == null || !roi.isArea()) { IJ.error("Inverse", "Area selection required"); return; } ShapeRoi s1, s2; if (roi instanceof ShapeRoi) s1 = (ShapeRoi) roi; else s1 = new ShapeRoi(roi); s2 = new ShapeRoi(new Roi(0, 0, imp.getWidth(), imp.getHeight())); imp.setRoi(s1.xor(s2)); }
void toBoundingBox(ImagePlus imp) { Roi roi = imp.getRoi(); if (roi == null) { noRoi("To Bounding Box"); return; } Undo.setup(Undo.ROI, imp); Rectangle r = roi.getBounds(); imp.deleteRoi(); Roi roi2 = new Roi(r.x, r.y, r.width, r.height); transferProperties(roi, roi2); imp.setRoi(roi2); }
void createMaskFromThreshold(ImagePlus imp) { ImageProcessor ip = imp.getProcessor(); if (ip.getMinThreshold() == ImageProcessor.NO_THRESHOLD) { IJ.error("Create Mask", "Area selection or thresholded image required"); return; } double t1 = ip.getMinThreshold(); double t2 = ip.getMaxThreshold(); IJ.run("Duplicate...", "title=mask"); ImagePlus imp2 = WindowManager.getCurrentImage(); ImageProcessor ip2 = imp2.getProcessor(); ip2.setThreshold(t1, t2, ImageProcessor.NO_LUT_UPDATE); IJ.run("Convert to Mask"); }
void convexHull(ImagePlus imp) { Roi roi = imp.getRoi(); int type = roi != null ? roi.getType() : -1; if (!(type == Roi.FREEROI || type == Roi.TRACED_ROI || type == Roi.POLYGON || type == Roi.POINT)) { IJ.error("Convex Hull", "Polygonal or point selection required"); return; } if (roi instanceof EllipseRoi) return; Polygon p = roi.getConvexHull(); if (p != null) imp.setRoi(new PolygonRoi(p.xpoints, p.ypoints, p.npoints, roi.POLYGON)); }
void addToRoiManager(ImagePlus imp) { if (IJ.macroRunning() && Interpreter.isBatchModeRoiManager()) IJ.error("run(\"Add to Manager\") may not work in batch mode macros"); Frame frame = WindowManager.getFrame("ROI Manager"); if (frame == null) IJ.run("ROI Manager..."); if (imp == null) return; Roi roi = imp.getRoi(); if (roi == null) return; frame = WindowManager.getFrame("ROI Manager"); if (frame == null || !(frame instanceof RoiManager)) IJ.error("ROI Manager not found"); RoiManager rm = (RoiManager) frame; boolean altDown = IJ.altKeyDown(); IJ.setKeyUp(IJ.ALL_KEYS); if (altDown && !IJ.macroRunning()) IJ.setKeyDown(KeyEvent.VK_SHIFT); if (roi.getState() == Roi.CONSTRUCTING) { // wait (up to 2 sec.) until ROI finished long start = System.currentTimeMillis(); while (true) { IJ.wait(10); if (roi.getState() != Roi.CONSTRUCTING) break; if ((System.currentTimeMillis() - start) > 2000) { IJ.beep(); IJ.error("Add to Manager", "Selection is not complete"); return; } } } rm.runCommand("add"); IJ.setKeyUp(IJ.ALL_KEYS); }
void runMacro(String arg) { Roi roi = imp.getRoi(); if (IJ.macroRunning()) { String options = Macro.getOptions(); if (options != null && (options.indexOf("grid=") != -1 || options.indexOf("interpolat") != -1)) { IJ.run("Rotate... ", options); // run Image>Transform>Rotate return; } } if (roi == null) { noRoi("Rotate>Selection"); return; } roi = (Roi) roi.clone(); if (arg.equals("rotate")) { double d = Tools.parseDouble(angle); if (Double.isNaN(d)) angle = "15"; String value = IJ.runMacroFile("ij.jar:RotateSelection", angle); if (value != null) angle = value; } else if (arg.equals("enlarge")) { String value = IJ.runMacroFile("ij.jar:EnlargeSelection", enlarge); if (value != null) enlarge = value; Roi.previousRoi = roi; } }
void lineToArea(ImagePlus imp) { Roi roi = imp.getRoi(); if (roi == null || !roi.isLine()) { IJ.error("Line to Area", "Line selection required"); return; } ImageProcessor ip2 = new ByteProcessor(imp.getWidth(), imp.getHeight()); ip2.setColor(255); if (roi.getType() == Roi.LINE && roi.getStrokeWidth() > 1) ip2.fillPolygon(roi.getPolygon()); else roi.drawPixels(ip2); // new ImagePlus("ip2", ip2.duplicate()).show(); ip2.setThreshold(255, 255, ImageProcessor.NO_LUT_UPDATE); ThresholdToSelection tts = new ThresholdToSelection(); Roi roi2 = tts.convert(ip2); imp.setRoi(roi2); Roi.previousRoi = (Roi) roi.clone(); }
private void enlarge(ImagePlus imp) { Roi roi = imp.getRoi(); if (roi != null) { Undo.setup(Undo.ROI, imp); roi = (Roi) roi.clone(); (new RoiEnlarger()).run(""); } else noRoi("Enlarge"); }
void createMask(ImagePlus imp) { Roi roi = imp.getRoi(); boolean useInvertingLut = Prefs.useInvertingLut; Prefs.useInvertingLut = false; if (roi == null || !(roi.isArea() || roi.getType() == Roi.POINT)) { createMaskFromThreshold(imp); Prefs.useInvertingLut = useInvertingLut; return; } ImagePlus maskImp = null; Frame frame = WindowManager.getFrame("Mask"); if (frame != null && (frame instanceof ImageWindow)) maskImp = ((ImageWindow) frame).getImagePlus(); if (maskImp == null) { ImageProcessor ip = new ByteProcessor(imp.getWidth(), imp.getHeight()); if (!Prefs.blackBackground) ip.invertLut(); maskImp = new ImagePlus("Mask", ip); maskImp.show(); } ImageProcessor ip = maskImp.getProcessor(); ip.setRoi(roi); ip.setValue(255); ip.fill(ip.getMask()); maskImp.updateAndDraw(); Prefs.useInvertingLut = useInvertingLut; }
public void run(String arg) { imp = WindowManager.getCurrentImage(); if (arg.equals("add")) { addToRoiManager(imp); return; } if (imp == null) { IJ.noImage(); return; } if (arg.equals("all")) imp.setRoi(0, 0, imp.getWidth(), imp.getHeight()); else if (arg.equals("none")) imp.killRoi(); else if (arg.equals("restore")) imp.restoreRoi(); else if (arg.equals("spline")) fitSpline(); else if (arg.equals("circle")) fitCircle(imp); else if (arg.equals("ellipse")) createEllipse(imp); else if (arg.equals("hull")) convexHull(imp); else if (arg.equals("mask")) createMask(imp); else if (arg.equals("from")) createSelectionFromMask(imp); else if (arg.equals("inverse")) invert(imp); else if (arg.equals("toarea")) lineToArea(imp); else if (arg.equals("toline")) areaToLine(imp); else if (arg.equals("properties")) { setProperties("Properties ", imp.getRoi()); imp.draw(); } else if (arg.equals("band")) makeBand(imp); else if (arg.equals("tobox")) toBoundingBox(imp); else runMacro(arg); }
// Finds the index of the upper right point that is guaranteed to be on convex hull int findFirstPoint(int[] xCoordinates, int[] yCoordinates, int n, ImagePlus imp) { int smallestY = imp.getHeight(); int x, y; for (int i = 0; i < n; i++) { y = yCoordinates[i]; if (y < smallestY) smallestY = y; } int smallestX = imp.getWidth(); int p1 = 0; for (int i = 0; i < n; i++) { x = xCoordinates[i]; y = yCoordinates[i]; if (y == smallestY && x < smallestX) { smallestX = x; p1 = i; } } return p1; }
public void run(String arg) { ImagePlus imp = WindowManager.getImage(id); if (imp != null && imp.getWindow() != null) { imp.getWindow().toFront(); return; } int colorWidth = 22; int colorHeight = 16; int columns = 5; int rows = 20; int width = columns * colorWidth; int height = rows * colorHeight; ColorGenerator cg = new ColorGenerator(width, height, new int[width * height], this); cg.drawColors(colorWidth, colorHeight, columns, rows); setProcessor("CP", cg); id = getID(); show(); IJ.register(ColorPicker.class); }
private boolean showDialog() { String[] types = {"RAW", "JPEG", "ZLIB"}; GenericDialog gd = new GenericDialog("Generate Bricks"); gd.addChoice("FileType", types, filetype); gd.addNumericField("JPEG quality", jpeg_quality, 0); gd.addNumericField("Max file size (MB)", bdsizelimit, 0); int[] wlist = WindowManager.getIDList(); if (wlist == null) return false; String[] titles = new String[wlist.length]; for (int i = 0; i < wlist.length; i++) titles[i] = ""; int tnum = 0; for (int i = 0; i < wlist.length; i++) { ImagePlus imp = WindowManager.getImage(wlist[i]); if (imp != null) { titles[tnum] = imp.getTitle(); tnum++; } } gd.addChoice("Source image: ", titles, titles[0]); gd.showDialog(); if (gd.wasCanceled()) return false; filetype = types[gd.getNextChoiceIndex()]; jpeg_quality = (int) gd.getNextNumber(); if (jpeg_quality > 100) jpeg_quality = 100; if (jpeg_quality < 0) jpeg_quality = 0; bdsizelimit = (int) gd.getNextNumber(); int id = gd.getNextChoiceIndex(); lvImgTitle = new ArrayList<String>(); lvImgTitle.add(titles[id]); Prefs.set("filetype.string", filetype); Prefs.set("jpeg_quality.int", jpeg_quality); Prefs.set("bdsizelimit.int", bdsizelimit); return true; }
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; }
public void refreshBackground() { // Boundary for Background Selection setColor(0x444444); drawRect((w * 2) - 12, 276, (w * 2) + 4, (h * 2) + 4); setColor(0x999999); drawRect((w * 2) - 11, 277, (w * 2) + 2, (h * 2) + 2); setRoi((w * 2) - 10, 278, w * 2, h * 2); // Paints the Background Color setColor(Toolbar.getBackgroundColor()); fill(); imp.updateAndDraw(); }
public void refreshForeground() { // Boundary for Foreground Selection setColor(0x444444); drawRect(8, 266, (w * 2) + 4, (h * 2) + 4); setColor(0x999999); drawRect(9, 267, (w * 2) + 2, (h * 2) + 2); setRoi(10, 268, w * 2, h * 2); // Paints the Foreground Color setColor(Toolbar.getForegroundColor()); fill(); imp.updateAndDraw(); }
void areaToLine(ImagePlus imp) { Roi roi = imp.getRoi(); if (roi == null || !roi.isArea()) { IJ.error("Area to Line", "Area selection required"); return; } Polygon p = roi.getPolygon(); if (p == null) return; int type1 = roi.getType(); if (type1 == Roi.COMPOSITE) { IJ.error("Area to Line", "Composite selections cannot be converted to lines."); return; } int type2 = Roi.POLYLINE; if (type1 == Roi.OVAL || type1 == Roi.FREEROI || type1 == Roi.TRACED_ROI || ((roi instanceof PolygonRoi) && ((PolygonRoi) roi).isSplineFit())) type2 = Roi.FREELINE; Roi roi2 = new PolygonRoi(p.xpoints, p.ypoints, p.npoints, type2); imp.setRoi(roi2); }
private void rotate(ImagePlus imp) { Roi roi = imp.getRoi(); if (IJ.macroRunning()) { String options = Macro.getOptions(); if (options != null && (options.indexOf("grid=") != -1 || options.indexOf("interpolat") != -1)) { IJ.run("Rotate... ", options); // run Image>Transform>Rotate return; } } (new RoiRotator()).run(""); }
void abortPluginOrMacro(ImagePlus imp) { if (imp != null) { ImageWindow win = imp.getWindow(); if (win != null) { win.running = false; win.running2 = false; } } Macro.abort(); Interpreter.abort(); if (Interpreter.getInstance() != null) IJ.beep(); }
public boolean beadCalibration3d() { imp = IJ.getImage(); if (imp == null) { IJ.noImage(); return false; } else if (imp.getStackSize() == 1) { IJ.error("Stack required"); return false; } else if (imp.getType() != ImagePlus.GRAY8 && imp.getType() != ImagePlus.GRAY16) { // In order to support 32bit images, pict[] must be changed to float[], and getPixel(x, y); // requires a Float.intBitsToFloat() conversion IJ.error("8 or 16 bit greyscale image required"); return false; } width = imp.getWidth(); height = imp.getHeight(); nslices = imp.getStackSize(); imtitle = imp.getTitle(); models[0] = "*None*"; models[1] = "line"; models[2] = "2nd degree polynomial"; models[3] = "3rd degree polynomial"; models[4] = "4th degree polynomial"; GenericDialog gd = new GenericDialog("3D PALM calibration"); gd.addNumericField("Maximum FWHM (in px)", prefs.get("QuickPALM.3Dcal_fwhm", 20), 0); gd.addNumericField( "Particle local threshold (% maximum intensity)", prefs.get("QuickPALM.pthrsh", 20), 0); gd.addNumericField("Z-spacing (nm)", prefs.get("QuickPALM.z-step", 10), 2); gd.addNumericField("Calibration Z-smoothing (radius)", prefs.get("QuickPALM.window", 1), 0); gd.addChoice("Model", models, prefs.get("QuickPALM.model", models[3])); gd.addCheckbox( "Show divergence of bead positions against model", prefs.get("QuickPALM.3Dcal_showDivergence", false)); gd.addCheckbox("Show extra particle info", prefs.get("QuickPALM.3Dcal_showExtraInfo", false)); gd.addMessage("\n\nDon't forget to save the table in the end..."); gd.showDialog(); if (gd.wasCanceled()) return false; fwhm = gd.getNextNumber(); prefs.set("QuickPALM.QuickPALM.3Dcal_fwhm", fwhm); pthrsh = gd.getNextNumber() / 100; prefs.set("QuickPALM.pthrsh", pthrsh * 100); cal_z = gd.getNextNumber(); prefs.set("QuickPALM.z-step", cal_z); window = (int) gd.getNextNumber(); prefs.set("QuickPALM.window", window); model = gd.getNextChoice(); prefs.set("QuickPALM.model", model); part_divergence = gd.getNextBoolean(); prefs.set("QuickPALM.3Dcal_showDivergence", part_divergence); part_extrainfo = gd.getNextBoolean(); prefs.set("QuickPALM.3Dcal_showExtraInfo", part_extrainfo); return true; }
public void run() { while (!done) { synchronized (this) { try { wait(); } catch (InterruptedException e) { } reset(imp, ip); // GL apply(imp, ip); // GL imp.updateAndDraw(); // GL } } }
void runMacro(String arg, ImagePlus imp) { boolean rotate = arg.equals("rotate"); Roi roi = imp.getRoi(); if (rotate && IJ.macroRunning()) { String options = Macro.getOptions(); if (options != null && (options.indexOf("grid=") != -1 || options.indexOf("interpolat") != -1)) { IJ.run("Rotate... ", options); // run Image>Transform>Rotate return; } } if (roi == null) { noRoi(rotate ? "Rotate" : "Enlarge"); return; } double dangle = Tools.parseDouble(angle); if (Double.isNaN(dangle)) { dangle = 15; angle = "" + dangle; } if (rotate && (roi instanceof ImageRoi)) { dangle = IJ.getNumber("Angle (degrees):", dangle); ((ImageRoi) roi).rotate(dangle); imp.draw(); angle = "" + dangle; return; } Undo.setup(Undo.ROI, imp); roi = (Roi) roi.clone(); if (rotate) { String value = IJ.runMacroFile("ij.jar:RotateSelection", angle); Roi roi2 = imp.getRoi(); transferProperties(roi, roi2); imp.setRoi(roi2); if (value != null) angle = value; } else if (arg.equals("enlarge")) (new RoiEnlarger()).run(""); }
public void actionPerformed(ActionEvent e) { Button b = (Button) e.getSource(); if (b == null) return; boolean imageThere = checkImage(); if (imageThere) { if (b == originalB) { reset(imp, ip); filteredB.setEnabled(true); } else if (b == filteredB) { apply(imp, ip); } else if (b == sampleB) { reset(imp, ip); sample(); apply(imp, ip); } else if (b == stackB) { applyStack(); } else if (b == helpB) { IJ.showMessage( "Help", "Threshold Colour v1.0\n \n" + "Modification of Bob Dougherty's BandPass2 plugin by G.Landini to\n" + "threshold 24 bit RGB images based on Hue, Saturation and Brightness\n" + "or Red, Green and Blue components.\n \n" + "Pass: Band-pass filter (anything within range is displayed).\n \n" + "Stop: Band-reject filter (anything within range is NOT displayed).\n \n" + "Original: Shows the original image and updates the buffer when\n" + " switching to another image.\n \n" + "Filtered: Shows the filtered image.\n \n" + "Stack: Processes the rest of the slices in the stack (if any)\n" + " using the current settings.\n \n" + "Threshold: Shows the object/background in the foreground and\n" + " background colours selected in the ImageJ toolbar.\n \n" + "Invert: Swaps the fore/background colours.\n \n" + "Sample: (experimental) Sets the ranges of the filters based on the\n" + " pixel value componentd in a rectangular, user-defined, ROI.\n \n" + "HSB RGB: Selects HSB or RGB space and resets all the filters.\n \n" + "Note that the \'thresholded\' image is RGB, not 8 bit grey."); } updatePlot(); updateLabels(); imp.updateAndDraw(); } else { IJ.beep(); IJ.showStatus("No Image"); } notify(); }