Java Rectangle .createUnion (Rectangle2D r)
Syntax
Rectangle.createUnion(Rectangle2D r) has the following syntax.
public Rectangle2D createUnion(Rectangle2D r)
Example
In the following code shows how to use Rectangle.createUnion(Rectangle2D r) method.
/*from w ww . j av a 2 s . c om*/
import java.awt.Graphics;
import java.awt.Graphics2D;
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 (10,10,50,40);
System.out.println(r.createUnion(new Rectangle(20, 20,40,40)));
g2.fill (r);
}
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);
}
}
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