Java tutorial
import java.awt.Frame; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.geom.CubicCurve2D; public class Main extends Frame { public static void main(String[] args) { new Main().setVisible(true); } public Main() { setSize(400, 550); } public void paint(Graphics g) { Graphics2D g2d = (Graphics2D) g; CubicCurve2D cubcurve = new CubicCurve2D.Float(30, 400, 150, 400, 200, 500, 350, 450); g2d.draw(cubcurve); System.out.println(cubcurve.getX1()); } }