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);
}
public int setup(String arg, ImagePlus imp) {
this.arg = arg;
this.imp = imp;
IJ.register(ParticleAnalyzer.class);
if (imp == null) {
IJ.noImage();
return DONE;
}
if (imp.getBitDepth() == 24 && !isThresholdedRGB(imp)) {
IJ.error(
"Particle Analyzer",
"RGB images must be thresholded using\n" + "Image>Adjust>Color Threshold.");
return DONE;
}
if (!showDialog()) return DONE;
int baseFlags = DOES_ALL + NO_CHANGES + NO_UNDO;
int flags = IJ.setupDialog(imp, baseFlags);
processStack = (flags & DOES_STACKS) != 0;
slice = 0;
saveRoi = imp.getRoi();
if (saveRoi != null && saveRoi.getType() != Roi.RECTANGLE && saveRoi.isArea())
polygon = saveRoi.getPolygon();
imp.startTiming();
nextFontSize = defaultFontSize;
nextLineWidth = 1;
return flags;
}
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);
}
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);
}
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 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 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;
}
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;
}
}
/**
* Creates a dialog box, allowing the user to enter the requested width, height, x & y
* coordinates, slice number for a Region Of Interest, option for oval, and option for whether x &
* y coordinates to be centered.
*/
void showDialog() {
Calibration cal = imp.getCalibration();
int digits = 0;
if (scaledUnits && cal.scaled()) digits = 2;
Roi roi = imp.getRoi();
if (roi == null) drawRoi();
GenericDialog gd = new GenericDialog("Specify");
gd.addNumericField("Width:", width, digits);
gd.addNumericField("Height:", height, digits);
gd.addNumericField("X coordinate:", xRoi, digits);
gd.addNumericField("Y coordinate:", yRoi, digits);
if (stackSize > 1) gd.addNumericField("Slice:", iSlice, 0);
gd.addCheckbox("Oval", oval);
gd.addCheckbox("Constrain square/circle", square);
gd.addCheckbox("Centered", centered);
if (cal.scaled()) {
boolean unitsMatch = cal.getXUnit().equals(cal.getYUnit());
String units = unitsMatch ? cal.getUnits() : cal.getXUnit() + " x " + cal.getYUnit();
gd.addCheckbox("Scaled units (" + units + ")", scaledUnits);
}
fields = gd.getNumericFields();
gd.addDialogListener(this);
gd.showDialog();
if (gd.wasCanceled()) {
if (roi == null) imp.deleteRoi();
else // *ALWAYS* restore initial ROI when cancelled
imp.setRoi(roi);
}
}
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 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();
}
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 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 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 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));
}
public int setup(String arg, ImagePlus imp) {
this.imp = imp;
if (imp != null) {
bitDepth = imp.getBitDepth();
Roi roi = imp.getRoi();
Rectangle r = roi != null ? roi.getBounds() : null;
canEnlarge =
r == null
|| (r.x == 0 && r.y == 0 && r.width == imp.getWidth() && r.height == imp.getHeight());
}
return flags;
}
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 lineWidth() {
int width = (int) IJ.getNumber("Line Width:", Line.getWidth());
if (width == IJ.CANCELED) return;
Line.setWidth(width);
LineWidthAdjuster.update();
ImagePlus imp = WindowManager.getCurrentImage();
if (imp != null && imp.isProcessor()) {
ImageProcessor ip = imp.getProcessor();
ip.setLineWidth(Line.getWidth());
Roi roi = imp.getRoi();
if (roi != null && roi.isLine()) imp.draw();
}
}
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 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("");
}
void addSelection() {
ImagePlus imp = IJ.getImage();
String macroOptions = Macro.getOptions();
if (macroOptions != null && IJ.macroRunning() && macroOptions.indexOf("remove") != -1) {
imp.setOverlay(null);
return;
}
Roi roi = imp.getRoi();
if (roi == null && imp.getOverlay() != null) {
GenericDialog gd = new GenericDialog("No Selection");
gd.addMessage("\"Overlay>Add\" requires a selection.");
gd.setInsets(15, 40, 0);
gd.addCheckbox("Remove existing overlay", false);
gd.showDialog();
if (gd.wasCanceled()) return;
if (gd.getNextBoolean()) imp.setOverlay(null);
return;
}
if (roi == null) {
IJ.error("This command requires a selection.");
return;
}
roi = (Roi) roi.clone();
if (roi.getStrokeColor() == null) roi.setStrokeColor(Toolbar.getForegroundColor());
int width = Line.getWidth();
Rectangle bounds = roi.getBounds();
boolean tooWide = width > Math.max(bounds.width, bounds.height) / 3.0;
if (roi.getStroke() == null && width > 1 && !tooWide) roi.setStrokeWidth(Line.getWidth());
Overlay overlay = imp.getOverlay();
if (overlay != null && overlay.size() > 0 && !roi.isDrawingTool()) {
Roi roi2 = overlay.get(overlay.size() - 1);
if (roi.getStroke() == null) roi.setStrokeWidth(roi2.getStrokeWidth());
if (roi.getFillColor() == null) roi.setFillColor(roi2.getFillColor());
}
boolean points = roi instanceof PointRoi && ((PolygonRoi) roi).getNCoordinates() > 1;
if (points) roi.setStrokeColor(Color.red);
if (!IJ.altKeyDown() && !(roi instanceof Arrow)) {
RoiProperties rp = new RoiProperties("Add to Overlay", roi);
if (!rp.showDialog()) return;
}
String name = roi.getName();
boolean newOverlay = name != null && name.equals("new-overlay");
if (overlay == null || newOverlay) overlay = new Overlay();
overlay.add(roi);
imp.setOverlay(overlay);
overlay2 = overlay;
if (points || (roi instanceof ImageRoi) || (roi instanceof Arrow)) imp.killRoi();
Undo.setup(Undo.OVERLAY_ADDITION, imp);
}
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();
}
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);
rm.runCommand("add");
IJ.setKeyUp(IJ.ALL_KEYS);
}
public void run(String arg) {
imp = IJ.getImage();
Roi roi = imp.getRoi();
if (roi != null && !roi.isArea()) imp.killRoi(); // ignore any line selection
ImageProcessor ip = imp.getProcessor();
if (!showDialog(ip)) return;
if (ip.getWidth() > 1 && ip.getHeight() > 1) ip.setInterpolate(interpolate);
else ip.setInterpolate(false);
ip.setBackgroundValue(bgValue);
imp.startTiming();
try {
if (newWindow && imp.getStackSize() > 1 && processStack) createNewStack(imp, ip);
else scale(ip);
} catch (OutOfMemoryError o) {
IJ.outOfMemory("Scale");
}
IJ.showProgress(1.0);
}
void enlargeCanvas() {
imp.unlock();
if (imp.getStackSize() == 1) Undo.setup(Undo.COMPOUND_FILTER, imp);
IJ.run("Select All");
IJ.run("Rotate...", "angle=" + angle);
Roi roi = imp.getRoi();
Rectangle r = roi.getBounds();
if (r.width < imp.getWidth()) r.width = imp.getWidth();
if (r.height < imp.getHeight()) r.height = imp.getHeight();
IJ.showStatus("Rotate: Enlarging...");
IJ.run(
"Canvas Size...",
"width="
+ r.width
+ " height="
+ r.height
+ " position=Center "
+ (fillWithBackground ? "" : "zero"));
IJ.showStatus("Rotating...");
}
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;
}
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);
}
void createMask(ImagePlus imp) {
Roi roi = imp.getRoi();
boolean useInvertingLut = Prefs.useInvertingLut;
Prefs.useInvertingLut = false;
boolean selectAll =
roi != null
&& roi.getType() == Roi.RECTANGLE
&& roi.getBounds().width == imp.getWidth()
&& roi.getBounds().height == imp.getHeight()
&& imp.isThreshold();
if (roi == null || !(roi.isArea() || roi.getType() == Roi.POINT) || selectAll) {
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());
Calibration cal = imp.getCalibration();
if (cal.scaled()) {
Calibration cal2 = maskImp.getCalibration();
cal2.pixelWidth = cal.pixelWidth;
cal2.pixelHeight = cal.pixelHeight;
cal2.setUnit(cal.getUnit());
}
maskImp.updateAndRepaintWindow();
Prefs.useInvertingLut = useInvertingLut;
}
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;
// if (roi.subPixelResolution() && roi instanceof PolygonRoi) {
// FloatPolygon p = ((PolygonRoi)roi).getFloatConvexHull();
// if (p!=null)
// imp.setRoi(new PolygonRoi(p.xpoints, p.ypoints, p.npoints, roi.POLYGON));
// } else {
Polygon p = roi.getConvexHull();
if (p != null) {
Undo.setup(Undo.ROI, imp);
Roi roi2 = new PolygonRoi(p.xpoints, p.ypoints, p.npoints, roi.POLYGON);
transferProperties(roi, roi2);
imp.setRoi(roi2);
}
}
public void run(String arg) {
imp = IJ.getImage();
if (imp == null) return;
stackSize = imp.getStackSize();
Roi roi = imp.getRoi();
Calibration cal = imp.getCalibration();
if (roi != null && roi.getBounds().equals(prevRoi) && cal.pixelWidth == prevPixelWidth)
roi = null;
if (roi != null) {
boolean rectOrOval =
roi != null && (roi.getType() == Roi.RECTANGLE || roi.getType() == Roi.OVAL);
oval = rectOrOval && (roi.getType() == Roi.OVAL); // Handle existing oval ROI
Rectangle r = roi.getBounds();
width = r.width;
height = r.height;
xRoi = r.x;
yRoi = r.y;
if (scaledUnits && cal.scaled()) {
xRoi = xRoi * cal.pixelWidth;
yRoi = yRoi * cal.pixelHeight;
width = width * cal.pixelWidth;
height = height * cal.pixelHeight;
}
if (centered) { // Make xRoi and yRoi consistent when centered mode is active
xRoi += width / 2.0;
yRoi += height / 2.0;
}
} else if (!validDialogValues()) {
width = imp.getWidth() / 2;
height = imp.getHeight() / 2;
xRoi = width / 2;
yRoi = height / 2;
}
iSlice = imp.getCurrentSlice();
showDialog();
}