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package com.tangke;

import javax.swing.*;

import java.awt.event.*;

import java.awt.*;

public class Person2 extends JFrame{

MyPanel3 mp=null;

public static void main(String[] args) {

// TODO Auto-generated method stub

Person2 pp=new Person2();

}

public Person2()

{

mp=new MyPanel3();

this.add(mp);

//监听

this.addKeyListener(mp);

this.setSize(400,300);

this.setResizable(false);

this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

this.setVisible(true);

System.out.println("我被调用了1");

}

}

//自己的面板 画面区域

class MyPanel3 extends JPanel implements KeyListener

{

int x=10;

int y=10;

Hero hero=null;

public MyPanel3()

{

hero=new Hero(10,10);

}

//重写paint方法

public void paint(Graphics g)

{

//这句话不能少 调用父类初始化

super.paint(g);

g.fillRect(0, 0, 400, 300);

//画圆

g.drawOval(x, y, x, y);

//this.drawTank(hero.getX(), hero.getY(), g, 0, 0);

this.drawTank(x, y, g, 0, 0);

}

//画出坦克函数

public void drawTank(int x,int y,Graphics g, int direct,int type)

{

//判断是什么类型的坦克

switch(type)

{

case 0:

g.setColor(Color.cyan);

break;

case 1:

g.setColor(Color.yellow);

break;

}

//判断方向

switch(direct)

{

//向上

case 0:

//g.setColor(Color.cyan);

// 画出我的坦克(到时再封装)

//画出左边矩形

g.fill3DRect(x, hero.getY(), 5, 30,false);

g.fill3DRect(x, hero.getY(), 5, 30,false);

//画出右面矩形

g.fill3DRect(x+15, hero.getY(), 5, 30,false);

//画出中间矩形

g.fill3DRect(x+5, hero.getY()+5, 10, 17,false);

//中间圆形

g.fillOval(x+5, hero.getY()+7, 10, 10);

//画出线

g.drawLine(x+9, hero.getY()+15, x+10, hero.getY());

break;

}

}

//输出

//键按下处理，a左 s下 w上 d右

public void keyTyped(KeyEvent e) {

// TODO Auto-generated method stub

}

//键被按下

public void keyPressed(KeyEvent e) {

// TODO Auto-generated method stub

//System.out.println("键按下"+(char)e.getKeyCode());

if(e.getKeyCode()==KeyEvent.VK_W)

{

//设置坦克方向

this.hero.setDirect(0);

this.hero.moveUp();

}else if(e.getKeyCode()==KeyEvent.VK_D)

{

//向右

this.hero.setDirect(1);

this.hero.moveRight();

}else if(e.getKeyCode()==KeyEvent.VK_S)

{

//向下

this.hero.setDirect(2);

this.hero.moveDown();

}else if(e.getKeyCode()==KeyEvent.VK_A)

{

//向左

this.hero.setDirect(3);

this.hero.moveLeft();

}

//调用repaint()函数来重绘界面

this.repaint();

}

//键放开

public void keyReleased(KeyEvent e) {

// TODO Auto-generated method stub

}

}

//坦克类

class Tank

{

//表示坦克横坐标

int x=0;

//表示坦克纵坐标

int y=0;

//坦克方向

//0上 1右 2下 3左

int direct=0;

//设置坦克的速度

int speed=5;

public int getSpeed() {

return speed;

}

public void setSpeed(int speed) {

this.speed = speed;

}

public int getDirect() {

return direct;

}

public void setDirect(int direct) {

this.direct = direct;

}

public Tank (int x,int y)

{

this.x=x;

this.y=y;

}

public int getX() {

return x;

}

public void setX(int x) {

this.x = x;

}

public int getY() {

return y;

}

public void setY(int y) {

this.y = y;

}

}

//我的坦克

class Hero extends Tank

{

public Hero(int x,int y)

{

super(x,y);

}

//坦克向上移动

public void moveUp()

{

y-=speed;

}

//坦克向右移动

public void moveRight()

{

x+=speed;

}

//坦克向下移动

public void moveDown()

{

y+=speed;

}

//坦克向左移动

public void moveLeft()

{

x-=speed;

}

}