Method getLine

ij/src/main/java/ij/macro/Functions.java:2010–2028

()

	}

	void getLine() {
		Variable vx1 = getFirstVariable();
		Variable vy1 = getNextVariable();
		Variable vx2 = getNextVariable();
		Variable vy2 = getNextVariable();
		Variable lineWidth = getLastVariable();
		ImagePlus imp = getImage();
		double x1=-1, y1=-1, x2=-1, y2=-1;
		Roi roi = imp.getRoi();
		if (roi!=null && roi.getType()==Roi.LINE) {
			Line line = (Line)roi;
			x1=line.x1d; y1=line.y1d; x2=line.x2d; y2=line.y2d;
		}
		vx1.setValue(x1);
		vy1.setValue(y1);
		vx2.setValue(x2);
		vy2.setValue(y2);
		lineWidth.setValue(roi!=null?roi.getStrokeWidth():1);
	}

	void getVoxelSize() {
		Variable width = getFirstVariable();