Rectangle.contains(int x, int y) has the following syntax.
public boolean contains(int x, int y)
In the following code shows how to use Rectangle.contains(int x, int y) method.
/*from w ww .j a va 2 s . c o m*/ import java.awt.Dimension; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.Point; import java.awt.Rectangle; import javax.swing.JFrame; import javax.swing.JPanel; public class Main extends JPanel { public void paint(Graphics g) { Graphics2D g2 = (Graphics2D) g; Rectangle r = new Rectangle (20,20,200,200); g2.fill (r); System.out.println (r.contains(40,40)); } public static void main(String[] args) { JFrame frame = new JFrame(); frame.getContentPane().add(new Main()); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setSize(200, 200); frame.setVisible(true); } }