/**
* Prepare for processing; also called at the very end with argument 'final' to show any newly
* created output image.
*/
public int setup(String arg, ImagePlus imp) {
if (arg.equals("final")) {
showOutput();
return DONE;
}
this.imp = imp;
// 'arg' is processing type; default is 'EDM' (0)
if (arg.equals("watershed")) {
processType = WATERSHED;
flags += KEEP_THRESHOLD;
} else if (arg.equals("points")) processType = UEP;
else if (arg.equals("voronoi")) processType = VORONOI;
// output type
if (processType != WATERSHED) // Watershed always has output BYTE_OVERWRITE=0
outImageType = outputType; // otherwise use the static variable from setOutputType
if (outImageType != BYTE_OVERWRITE) flags |= NO_CHANGES;
// check image and prepare
if (imp != null) {
ImageProcessor ip = imp.getProcessor();
if (!ip.isBinary()) {
IJ.error("8-bit binary image (0 and 255) required.");
return DONE;
}
ip.resetRoi();
// processing routines assume background=0; image may be otherwise
boolean invertedLut = imp.isInvertedLut();
background255 =
(invertedLut && Prefs.blackBackground) || (!invertedLut && !Prefs.blackBackground);
}
return flags;
} // public int setup
public void run(String arg) {
ImagePlus imp = WindowManager.getCurrentImage();
if (imp == null) {
IJ.noImage();
return;
}
if (imp.getStackSize() > 1) {
IJ.error("This command requires a montage");
return;
}
GenericDialog gd = new GenericDialog("Stack Maker");
gd.addNumericField("Images_per_row: ", w, 0);
gd.addNumericField("Images_per_column: ", h, 0);
gd.addNumericField("Border width: ", b, 0);
gd.showDialog();
if (gd.wasCanceled()) return;
w = (int) gd.getNextNumber();
h = (int) gd.getNextNumber();
b = (int) gd.getNextNumber();
ImageStack stack = makeStack(imp.getProcessor(), w, h, b);
new ImagePlus("Stack", stack).show();
}
/**
* Called by the PlugInFilterRunner after setup. Asks the user in case of a stack and prepares a
* separate ouptut stack if required
*/
public int showDialog(ImagePlus imp, String command, PlugInFilterRunner pfr) {
this.pfr = pfr;
int width = imp.getWidth();
int height = imp.getHeight();
// ask whether to process all slices of stack & prepare stack
// (if required) for writing into it in parallel threads
flags = IJ.setupDialog(imp, flags);
if ((flags & DOES_STACKS) != 0 && outImageType != BYTE_OVERWRITE) {
outStack = new ImageStack(width, height, imp.getStackSize());
maxFinder.setNPasses(imp.getStackSize());
}
return flags;
} // public int showDialog
/** add work done in the meanwhile and show progress */
private void addProgress(double deltaProgress) {
if (nPasses == 0) return;
progressDone += deltaProgress;
IJ.showProgress(progressDone / nPasses);
}
