使用J2SE实现的坦克大战源代码

import java.awt.Color; import java.awt.Graphics; import java.awt.Image; import java.awt.Rectangle; import java.awt.Toolkit; import java.awt.event.KeyEvent; import java.util.*; public class Tank extends GameObject { private int x, y; private int oldX, oldY; private int WIDTH = 51; private int HEIGHT= 44; /** * X方向的速度 * Y方向的速度 * */ private int XSPEED = 5; private int YSPEED = 5; private int life = 100; private static Random random = new Random(); private int step = random.nextInt(15)+5; private Direction dir = Direction.RD; private Direction ptDir = Direction.D; private boolean alive = true; private boolean good; private boolean bL, bU, bR, bD; private TankClient tc; private static Toolkit tk = Toolkit.getDefaultToolkit(); private static Image[] tankImages; private static Map<String, Image> imgs = new HashMap<String, Image>(); static { tankImages = new Image[] { tk.getImage(Tank.class.getClassLoader().getResource("images/tank_L.png")), tk.getImage(Tank.class.getClassLoader().getResource("images/tank_LU.png")), tk.getImage(Tank.class.getClassLoader().getResource("images/tank_U.png")), tk.getImage(Tank.class.getClassLoader().getResource("images/tank_RU.png")), tk.getImage(Tank.class.getClassLoader().getResource("images/tank_R.png")), tk.getImage(Tank.class.getClassLoader().getResource("images/tank_RD.png")), tk.getImage(Tank.class.getClassLoader().getResource("images/tank_D.png")), tk.getImage(Tank.class.getClassLoader().getResource("images/tank_LD.png")), }; imgs.put("L", tankImages[0]); imgs.put("LU", tankImages[1]); imgs.put("U", tankImages[2]); imgs.put("RU", tankImages[3]); imgs.put("R", tankImages[4]); imgs.put("RD", tankImages[5]); imgs.put("D", tankImages[6]); imgs.put("LD", tankImages[7]); } public Tank(int x, int y, boolean good) { this.x = x; this.oldX = x; this.y = y; this.oldY = y; this.good = good; } public Tank(int x, int y, Direction dir, boolean good, TankClient tc) { this(x, y, good); this.dir = dir; this.tc = tc; } public void draw(Graphics g) { if (!alive) { if (!good) tc.tanks.remove(this); return; } Color c = g.getColor(); // if (good) { // g.drawRect(x, y-12, WIDTH, 10); // g.setColor(Color.red); // g.fillRect(x, y-12, life*WIDTH/100, 10); // g.setColor(Color.white); // } // else g.setColor(Color.pink); // g.fillRect(x, y, WIDTH, HEIGHT); // g.setColor(Color.green); // g.fillRect(x+WIDTH/2-20/2, y+HEIGHT/2-10/2, 20, 10); // g.setColor(Color.magenta); switch (ptDir) { case L : g.drawImage(imgs.get("L"), x, y, null); break; case LU : g.drawImage(imgs.get("LU"), x, y, null); break; case U : g.drawImage(imgs.get("U"), x, y, null); break; case RU : g.drawImage(imgs.get("RU"), x, y, null); break; case R : g.drawImage(imgs.get("R"), x, y, null); break; case RD : g.drawImage(imgs.get("RD"), x, y, null); break; case D : g.drawImage(imgs.get("D"), x, y, null); break; case LD : g.drawImage(imgs.get("LD"), x, y, null); break; } g.setColor(c); move(); } public void move() { oldX = x; oldY = y; switch (dir) { case L : x -= XSPEED; break; case LU : x -= XSPEED; y -= YSPEED; break; case U : y -= YSPEED; break; case RU : x += XSPEED; y -= YSPEED; break; case R : x += XSPEED; break; case RD : x += XSPEED; y += YSPEED; break; case D : y += YSPEED; break; case LD : x -= 5; y += YSPEED; break; case STOP : break; } switch(dir) { case L: case U: case R: case D: WIDTH = 51; HEIGHT = 44; break; case LU: case RU: case RD: case LD: WIDTH = 68; HEIGHT = 68; break; } if (this.dir != Direction.STOP) { this.ptDir = this.dir; } if (!good) { Direction[] dirs = Direction.values(); if (step <= 0) { step = random.nextInt(15)+5; dir = dirs[random.nextInt(dirs.length)]; } step --; if (random.nextInt(40)>38) fire(); } if (x < 0) x = 0; if (y < 30) y = 30; if ((x+WIDTH) > TankClient.GAME_WIDTH) x = TankClient.GAME_WIDTH - WIDTH; if ((y+HEIGHT) > TankClient.GAME_HEIGHT) y = TankClient.GAME_HEIGHT - HEIGHT; } 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 Missile fire() { if (!alive) return null; int x = this.x + WIDTH/2 - Missile.WIDTH/2; int y = this.y + HEIGHT/2 - Missile.HEIGHT/2; Missile m = new Missile(x, y, ptDir, good, tc); tc.missiles.add(m); return m; } public void superFire() { if (!alive) return; int x = this.x + WIDTH/2 - Missile.WIDTH/2; int y = this.y + HEIGHT/2 - Missile.HEIGHT/2; Direction[] dirs = Direction.values(); for (int i=0; i<dirs.length; i++) { if (dirs[i] != Direction.STOP) { Missile m = new Missile(x, y, dirs[i], good, tc); tc.missiles.add(m); } } } public boolean eat(BloodBar b) { if (this.isAlive() && b.isAlive() && this.getRect().intersects(b.getRect())) { this.setLife(100); b.setAlive(false); return true; } return false; } public boolean hitWall(Wall w) { if (this.isAlive() && this.getRect().intersects(w.getRect())) { stay(); return true; } return false; } public boolean hitWalls(List<Wall> walls) { for (int i=0; i<walls.size(); i++) { Wall w = walls.get(i); if(this.hitWall(w)) return true; } return false; } public boolean collidesWithTank(Tank t) { if(this != t) { if(this.alive && t.isAlive() && this.getRect().intersects(t.getRect())) { this.stay(); t.stay(); return true; } } return false; } public boolean collidesWithTanks(List<Tank> tanks) { for (int i=0; i<tanks.size(); i++) { Tank t = tanks.get(i); if (this.collidesWithTank(t)) return true; } return false; } public void stay() { this.x = oldX; this.y = oldY; } public void stop() { this.dir = Direction.STOP; } public void keyPressed(KeyEvent e) { int keyCode = e.getKeyCode(); switch (keyCode) { case KeyEvent.VK_F2 : if(!this.isAlive()) { this.setLife(100); this.setAlive(true); } break; case KeyEvent.VK_LEFT : x -= XSPEED; bL = true; break; case KeyEvent.VK_UP : y -= YSPEED; bU = true; break; case KeyEvent.VK_RIGHT : x += XSPEED; bR = true; break; case KeyEvent.VK_DOWN : y += YSPEED; bD = true; break; } locateDirection(); } public void keyReleased(KeyEvent e) { int keyCode = e.getKeyCode(); switch (keyCode) { case KeyEvent.VK_CONTROL : fire(); break; case KeyEvent.VK_A : superFire(); break; case KeyEvent.VK_LEFT : bL = false; break; case KeyEvent.VK_UP : bU = false; break; case KeyEvent.VK_RIGHT : bR = false; break; case KeyEvent.VK_DOWN : bD = false; break; } locateDirection(); } public Rectangle getRect() { return new Rectangle(x, y, WIDTH, HEIGHT); } public boolean isAlive() { return alive; } public void setAlive(boolean alive) { thi