Add image in a specific point

import java.awt.*;

import java.awt.event.*;

import java.awt.image.BufferedImage;

import java.io.*;

import javax.imageio.ImageIO;

import javax.swing.*;

public class LocateImage extends JPanel {

BufferedImage image;

Point loc;

public LocateImage(BufferedImage image) {

this.image = image;

}

protected void paintComponent(Graphics g) {

super.paintComponent(g);

if(loc == null) {

loc = new Point();

locateImage(getWidth()/2, getHeight()/2);

}

g.drawImage(image, loc.x, loc.y, this);

}

private void locateImage(int cx, int cy) {

int x = cx - image.getWidth()/2;

int y = cy - image.getHeight()/2;

loc.setLocation(x, y);

repaint();

}

public static void main(String[] args) throws IOException {

BufferedImage image = ImageIO.read(new File("images/cougar.jpg"));

LocateImage test = new LocateImage(image);

test.addMouseListener(test.locator);

JFrame f = new JFrame();

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.getContentPane().add(test);

f.setSize(400,400);

f.setLocation(200,200);

f.setVisible(true);

}

private MouseListener locator = new MouseAdapter() {

public void mousePressed(MouseEvent e) {

locateImage(e.getX(), e.getY());

}

};

}

crwooda at 2007-7-15 6:13:31 >