JAVA网络版坦克大战

import java.awt.Graphics; import java.awt.Image; import java.awt.Rectangle; import java.awt.event.KeyEvent; import java.io.File; import java.io.IOException; import java.util.HashMap; import java.util.Map; import javax.imageio.ImageIO; public class Tank { private int x,y; private int id; private int speed = 5; private boolean live = true; public boolean isLive() { return live; } public void setLive(boolean live) { this.live = live; } 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; } public boolean isGood() { return good; } public void setGood(boolean good) { this.good = good; } public Direction getDir() { return dir; } public void setDir(Direction dir) { this.dir = dir; } private boolean good; public Tank(int x, int y,int id, boolean good, Direction dir) { super(); this.x = x; this.y = y; this.id = id; this.good = good; this.dir = dir; } public static final int WIDTH = 40; public static final int HEIGHT = 40; static Map<String,Image> images = new HashMap<String,Image>(); static { try { images.put("u", ImageIO.read(new File("images/tankU.gif"))); images.put("d", ImageIO.read(new File("images/tankD.gif"))); images.put("l", ImageIO.read(new File("images/tankL.gif"))); images.put("r", ImageIO.read(new File("images/tankR.gif"))); images.put("ld", ImageIO.read(new File("images/tankLD.gif"))); images.put("lu", ImageIO.read(new File("images/tankLU.gif"))); images.put("rd", ImageIO.read(new File("images/tankRD.gif"))); images.put("ru", ImageIO.read(new File("images/tankRU.gif"))); } catch (IOException e) { e.printStackTrace(); } } Direction dir; boolean left,right,up,down; public void draw(Graphics g){ if(!live){ return; } if(up&&!down&&!left&&!right){ dir = Direction.U; y -=speed; }else if(!up&&down&&!left&&!right){ dir = Direction.D; y +=speed; }else if(!up&&!down&&left&&!right){ dir = Direction.L; x -=speed; }else if(!up&&!down&&!left&&right){ dir = Direction.R; x +=speed; }else if(!up&&down&&left&&!right){ dir = Direction.LD; x -=speed; y +=speed; }else if(up&&!down&&left&&!right){ dir = Direction.LU; x -=speed; y -=speed; }else if(!up&&down&&!left&&right){ dir = Direction.RD; x +=speed; y +=speed; }else if(up&&!down&&!left&&right){ dir = Direction.RU; x +=speed; y -=speed; } switch (dir) { case U: g.drawImage(images.get("u"),x,y,null); break; case D: g.drawImage(images.get("d"),x,y,null); break; case L: g.drawImage(images.get("l"),x,y,null); break; case R: g.drawImage(images.get("r"),x,y,null); break; case LD: g.drawImage(images.get("ld"),x,y,null); break; case LU: g.drawImage(images.get("lu"),x,y,null); break; case RD: g.drawImage(images.get("rd"),x,y,null); break; case RU: g.drawImage(images.get("ru"),x,y,null); break; } } public void keyPressed(KeyEvent e){ switch (e.getKeyCode()) { case KeyEvent.VK_LEFT: left = true; break; case KeyEvent.VK_RIGHT: right = true; break; case KeyEvent.VK_UP: up = true; break; case KeyEvent.VK_DOWN: down = true; break; case KeyEvent.VK_SPACE: Bullet b = new Bullet(x+WIDTH/2,y+HEIGHT/2,this.dir); TankClient.bullets.add(b); break; } } public void keyReleased(KeyEvent e) { switch (e.getKeyCode()) { case KeyEvent.VK_LEFT: left = false; break; case KeyEvent.VK_RIGHT: right = false; break; case KeyEvent.VK_UP: up = false; break; case KeyEvent.VK_DOWN: down = false; break; } } public Tank(int x, int y, Direction dir) { this.x = x; this.y = y; this.dir = dir; } public Rectangle getRect(){ return new Rectangle((int)x,(int)y,WIDTH,HEIGHT); } } enum Direction{ U,D,L,R,LD,LU,RD,RU }