arameters.
			// You can do this with line(), rect(), ellipse() and text() too.
			drawpath(p, {fill:null, stroke:[0,0,0,1]});
			line(0, 0, 100, 100, {stroke:[0,0,0,0.5]}); // show handle (x1,y1)
			line(200, 200, x, y, {stroke:[0,0,0,0.5]}); // show handle (x2,y2)
			// Create a leaf shape.
			var leaf = new BezierPath();
			leaf.moveto(0, 0);
			leaf.curveto(50, 50, 0, 150, 0, 200);
			leaf.curveto(0, 150, -50, 50, 0, 0);
			// Actually, we should have done this in setup().
			// This way the path is cal