Java Game Development(32) - Mouselooks draw Method

import java.awt.*;

import java.awt.event.*;

import javax.swing.ImageIcon;

import javax.swing.SwingUtilities;

public class Look extends Core implements MouseMotionListener, KeyListener {

public static void main(String[] args) {

new Look().run();

}

private Image bg;

private Robot robot;

private Point mouse; → 鼠標的位置

private Point center; → 屏幕中心的位置

private Point image; → 圖像的位置

private boolean centering;

//init

public void init() {

super.init();

mouse = new Point();

center = new Point();

image = new Point();

centering = false;

try {

robot = new Robot();

recenterMouse();

mouse.x = center.x;

mouse.y = center.y;

} catch (Exception ex) {

System.out.println("Exception 1");

}

Window w = s.getFullScreenWindow();

w.addMouseMotionListener(this);

w.addKeyListener(this);

bg = new ImageIcon("C://baby.png").getImage();

}

//繪製方法

public synchronized void draw(Graphics2D g) {

int w = s.getWidth();

int h = s.getHeight();

image.x %= w;

image.y %= h;

if (image.x < 0) {

image.x += w;

}

if (image.y < 0) {

image.y += h;

}

int x = image.x;

int y = image.y;

g.drawImage(bg, x, y, null);

g.drawImage(bg, x-w, y, null);

g.drawImage(bg, x, y-h, null);

g.drawImage(bg, x-w, y-h, null);

}

}