Java Game Development(29) - User Mouse Input

import java.awt.*;

import java.awt.event.*;

public class MouseInput extends Core implements KeyListener, MouseMotionListener, MouseListener, MouseWheelListener {

public static void main(String[] args) {

new MouseInput().run();

}

private String mess = "";

//init

public void init() {

super.init();

Window w = s.getFullScreenWindow();

w.addMouseListener(this); → 當鼠標點擊

w.addMouseMotionListener(this); → 當鼠標拖動和移動

w.addMouseWheelListener(this); → 內置鼠標的方法

w.addKeyListener(this);

}

//繪製方法

public synchronized void draw(Graphics2D g) {

Window w = s.getFullScreenWindow();

g.setColor(w.getBackground());

g.fillRect(0, 0, s.getWidth(), s.getHeight());

g.setColor(w.getForeground());

g.drawString(mess, 30, 30);

}

//鼠標監聽器

public void mousePressed(MouseEvent e) {

mess = "You pressed down the mouse";

}

public void mouseReleased(MouseEvent e) {

mess = "You released the mouse";

}

public void mouseClicked(MouseEvent e) {}

public void mouseEntered(MouseEvent e) {}

public void mouseExited(MouseEvent e) {}

}