Clip with path - Java 2D Graphics

Java examples for 2D Graphics:Clip

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Description

Clip with path

Demo Code

     // w w  w. ja v  a2s .c  o m

import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.geom.Ellipse2D;
import java.awt.geom.GeneralPath;
import java.awt.geom.Rectangle2D;

import javax.swing.JFrame;
import javax.swing.JPanel;

public class Main extends JFrame
{
     
     public static void main(String[] arg)
     {
          JFrame frame = new Main();
         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); 
         frame.setSize(new Dimension(600,600));
         frame.pack();
         frame.setVisible(true);
     }
     
     public Main()
     {
          super("Programming Exercise 3.12");
          JPanel contentPanel = new JPanel(new FlowLayout());
          JPanel panel = new DrawIt();
          panel.setPreferredSize(new Dimension(600,600));
          contentPanel.add(panel);
          add(contentPanel);
     }
     
     class DrawIt extends JPanel
     {
          public void paintComponent(Graphics g)
          {
               super.paintComponent(g);
               Graphics2D g2 = (Graphics2D)g;
               
               g2.translate(200, 200);
               
               GeneralPath clipper = new GeneralPath();
               Rectangle2D rect = new Rectangle2D.Double(0,-50,100,100);
               Ellipse2D circle = new Ellipse2D.Double(25, -25, 50, 50);
               clipper.append(rect, false);
               clipper.append(circle, false);
               clipper.setWindingRule(GeneralPath.WIND_EVEN_ODD);
               g2.setClip(clipper);
               g2.draw(clipper);
               Font font = new Font("Serif", Font.BOLD, 30);
               g2.setFont(font);
               g2.drawString("Java 2D", 0, 0);
               
          }
     }
}

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