Method getCoordinates

ij/src/main/java/ij/macro/Functions.java:1589–1626

()

	}

	void getCoordinates() {
		Variable xCoordinates = getFirstArrayVariable();
		Variable yCoordinates = getLastArrayVariable();
		ImagePlus imp = getImage();
		Roi roi = imp.getRoi();
		if (roi==null)
			interp.error("Selection required");
		Variable[] xa, ya;
		if (roi.getType()==Roi.LINE) {
			xa = new Variable[2];
			ya = new Variable[2];
			Line line = (Line)roi;
			xa[0] = new Variable(line.x1d);
			ya[0] = new Variable(line.y1d);
			xa[1] = new Variable(line.x2d);
			ya[1] = new Variable(line.y2d);
		} else {
			FloatPolygon fp = roi.getFloatPolygon();
			if (fp!=null) {
				xa = new Variable[fp.npoints];
				ya = new Variable[fp.npoints];
				for (int i=0; i<fp.npoints; i++)
					xa[i] = new Variable(fp.xpoints[i]);
				for (int i=0; i<fp.npoints; i++)
					ya[i] = new Variable(fp.ypoints[i]);
			} else {
				Polygon p = roi.getPolygon();
				xa = new Variable[p.npoints];
				ya = new Variable[p.npoints];
				for (int i=0; i<p.npoints; i++)
					xa[i] = new Variable(p.xpoints[i]);
				for (int i=0; i<p.npoints; i++)
					ya[i] = new Variable(p.ypoints[i]);
			}
		}
		xCoordinates.setArray(xa);
		yCoordinates.setArray(ya);
	}

	Variable[] getProfile() {
		interp.getParens();