mytank.java

来自「J2SE坦克大战源码 分为24个版本」· Java 代码 · 共 46 行

import java.awt.Color;
import java.awt.Graphics;
import java.awt.event.KeyEvent;


public class MyTank {
	
	int x = 50;
	int y = 50;
	
	public static void main(String[] args) {
		
	}

	public void draw(Graphics g){		
		Color c = g.getColor();
		g.setColor(Color.RED);
		g.fillOval(x, y, 30, 30);
		g.setColor(c);		
	}

	public void keypressed(KeyEvent e){
		int key = e.getKeyCode();
		switch(key){
		case KeyEvent.VK_UP:
			y -= 5;
		break;
		case KeyEvent.VK_RIGHT:
			x += 5;
		break;
		case KeyEvent.VK_DOWN:
			y += 5;
		break;
		case KeyEvent.VK_LEFT:
			x -= 5;
		break;
		}
	}
	
	public MyTank(int x, int y) {
		this.x = x;
		this.y = y;
	}

}