package com.diaodiao;
import java.awt.Color;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.List;
public class TankClient extends Frame {
/**
*
*/
private static final long serialVersionUID = 1L;
public static final int GAME_WIDTH = 800;
public static final int GAME_HEIGHT = 600;
Image offScreenImage = null;
private Tank tank = new Tank(50,50);
public void paint(Graphics g) {
g.drawString("missiles count: " + tank.getList().size(), 10, 50);
for(int i = 0; i < tank.getList().size(); i++) {
tank.getList().get(i).draw(g);
}
tank.draw(g);
}
public void update(Graphics g) {
if(offScreenImage == null) {
offScreenImage = this.createImage(GAME_WIDTH, GAME_HEIGHT);
}
Graphics gOffScreen = offScreenImage.getGraphics();
Color c = gOffScreen.getColor();
gOffScreen.setColor(Color.GREEN);
gOffScreen.fillRect(0, 0, GAME_WIDTH, GAME_HEIGHT);
gOffScreen.setColor(c);
paint(gOffScreen);
g.drawImage(offScreenImage, 0, 0, null);
}
public void lauchFrame() {
this.setLocation(300, 100);
this.setSize(GAME_WIDTH, GAME_HEIGHT);
this.setTitle("TankWar");
this.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
this.addKeyListener(new KeyMonitor());
this.setResizable(false);
this.setBackground(Color.GREEN);
setVisible(true);
new Thread(new PaintThread()).start();
new Thread(new FreeThread()).start();
}
/**
* @param args
*/
public static void main(String[] args) {
TankClient tc = new TankClient();
tc.lauchFrame();
}
private class PaintThread implements Runnable { //画坦克 画子弹 都是用这个线程
@Override
public void run() {
while(true) {
repaint();
try {
Thread.sleep(40);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
private class FreeThread implements Runnable {
@Override
public void run() {
List<Missile> missiles = tank.getList();
while(true) {
for(int i = 0; i < missiles.size() ; i++) {
missiles.get(i).freeMissile(missiles);
}
try {
Thread.sleep(300);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
private class KeyMonitor extends KeyAdapter {
@Override
public void keyReleased(KeyEvent e) {
tank.keyReleased(e);
}
@Override
public void keyPressed(KeyEvent e) {
tank.keyPressed(e);
}
}
}
package com.diaodiao;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.List;
public class Tank {
public static final int XSPEED = 5;
public static final int YSPEED = 5;
public static final int WIDTH = 30;
public static final int HEIGHT = 30;
private int x, y;
private boolean bL = false, bU = false, bR = false, bD = false;
enum Direction {L, LU, U, RU, R, RD, D, LD, STOP};
private Direction dir = Direction.STOP; //坦克有stop状态
private Direction ptDir = Direction.D; //子弹是没有stop状态的
private List<Missile> list = new ArrayList<Missile>();
public Tank(int x, int y) {
this.x = x;
this.y = y;
}
public Tank(){}
public List<Missile> getList() {
return list;
}
public void setList(List<Missile> list) {
this.list = list;
}
public void draw(Graphics g) {
move();
Color c = g.getColor();
g.setColor(Color.RED);
g.fillOval(x, y, WIDTH, HEIGHT);
g.setColor(c);
switch(ptDir) {
case L:
g.drawLine(x + Tank.WIDTH/2, y + Tank.HEIGHT/2, x, y + Tank.HEIGHT/2);
break;
case LU:
g.drawLine(x + Tank.WIDTH/2, y + Tank.HEIGHT/2, x, y);
break;
case U:
g.drawLine(x + Tank.WIDTH/2, y + Tank.HEIGHT/2, x + Tank.WIDTH/2, y);
break;
case RU:
g.drawLine(x + Tank.WIDTH/2, y + Tank.HEIGHT/2, x + Tank.WIDTH, y);
break;
case R:
g.drawLine(x + Tank.WIDTH/2, y + Tank.HEIGHT/2, x + Tank.WIDTH, y + Tank.HEIGHT/2);
break;
case RD:
g.drawLine(x + Tank.WIDTH/2, y + Tank.HEIGHT/2, x + Tank.WIDTH, y + Tank.HEIGHT);
break;
case D:
g.drawLine(x + Tank.WIDTH/2, y + Tank.HEIGHT/2, x + Tank.WIDTH/2, y + Tank.HEIGHT);
break;
case LD:
g.drawLine(x + Tank.WIDTH/2, y + Tank.HEIGHT/2, x, y + Tank.HEIGHT);
break;
}
}
public void move() {
switch(dir) {
case L:
x -= XSPEED;
break;
case R:
x += XSPEED;
break;
case U:
y -= YSPEED;
break;
case D:
y += YSPEED;
break;
case LU:
x -= XSPEED;
y -= YSPEED;
break;
case RU:
x += XSPEED;
y -= YSPEED;
break;
case RD:
x += XSPEED;
y += YSPEED;
break;
case LD:
x -= XSPEED;
y += YSPEED;
break;
case STOP:
break;
}
if(dir != Direction.STOP) {
this.ptDir = this.dir;
}
}
public void keyPressed(KeyEvent e) {
int key = e.getKeyCode();
switch(key) {
case KeyEvent.VK_UP:
bU = true;
break;
case KeyEvent.VK_DOWN:
bD = true;
break;
case KeyEvent.VK_LEFT:
bL = true;
break;
case KeyEvent.VK_RIGHT:
bR = true;
break;
}
locateDirection();
}
public void keyReleased(KeyEvent e) {
int key = e.getKeyCode();
switch(key) {
case KeyEvent.VK_CONTROL:
fire();
break;
case KeyEvent.VK_UP:
bU = false;
break;
case KeyEvent.VK_DOWN:
bD = false;
break;
case KeyEvent.VK_LEFT:
bL = false;
break;
case KeyEvent.VK_RIGHT:
bR = false;
break;
}
locateDirection();
}
public void locateDirection() {
if(bL && !bU && !bR && !bD) dir = Direction.L;
else if(bL && bU && !bR && !bD) dir = Direction.LU;
else if(!bL && bU && !bR && !bD) dir = Direction.U;
else if(!bL && bU && bR && !bD) dir = Direction.RU;
else if(!bL && !bU && bR && !bD) dir = Direction.R;
else if(!bL && !bU && bR && bD) dir = Direction.RD;
else if(!bL && !bU && !bR && bD) dir = Direction.D;
else if(bL && !bU && !bR && bD) dir = Direction.LD;
else if(!bL && !bU && !bR && !bD) dir = Direction.STOP;
}
public void fire() {
int x = this.x + Tank.WIDTH/2 - Missile.WIDTH/2;
int y = this.y + Tank.HEIGHT/2 - Missile.HEIGHT/2;
Missile m = new Missile(x, y, ptDir);
list.add(m);
}
}
package com.diaodiao;
import java.awt.Color;
import java.awt.Graphics;
import java.util.List;
public class Missile {
public static final int XSPEED = 10;
public static final int YSPEED = 10;
public static final int WIDTH = 10;
public static final int HEIGHT = 10;
private int x;
private int y;
Tank.Direction dir;
public Missile(int x, int y, Tank.Direction dir) {
this.x = x;
this.y = y;
this.dir = dir;
}
public void draw(Graphics g) {
Color c = g.getColor();
g.setColor(Color.BLACK);
g.fillOval(x, y, WIDTH, HEIGHT);
g.setColor(c);
move();
}
public void move() {
switch(dir) {
case L:
x -= XSPEED;
break;
case R:
x += XSPEED;
break;
case U:
y -= YSPEED;
break;
case D:
y += YSPEED;
break;
case LU:
x -= XSPEED;
y -= YSPEED;
break;
case RU:
x += XSPEED;
y -= YSPEED;
break;
case RD:
x += XSPEED;
y += YSPEED;
break;
case LD:
x -= XSPEED;
y += YSPEED;
break;
}
}
public void freeMissile(List<Missile> missiles) {
if(x < 0 || y < 0 || x > TankClient.GAME_WIDTH || y > TankClient.GAME_HEIGHT) {
missiles.remove(this);
}
}
}
copy到eclipse中完全可以运行