import java.awt.*;
import java.awt.event.*;
import java.util.*;
import sun.security.krb5.internal.crypto.b;
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 static Random r = new Random();
private int step = r.nextInt(4) + 3;
private int oldX,oldY;
private int life = 100;
private BooldBar bb = new BooldBar();
public int getLife() {
return life;
}
public void setLife(int life) {
this.life = life;
}
private boolean live = true;
public boolean isLive() {
return live;
}
public void setLive(boolean live) {
this.live = live;
}
private boolean good;
public boolean isGood() {
return good;
}
private int x, y;
TankClient tc;
private boolean bL = false, bR = false, bU = false, bD = false;
private static Toolkit tk = Toolkit.getDefaultToolkit();
private static Image[] tankImgs = null;
private static Map imgs = new HashMap();
static {
tankImgs = new Image[] {
tk.getImage(Tank.class.getClassLoader().getResource("images/tankL.gif")),
tk.getImage(Tank.class.getClassLoader().getResource("images/tankLU.gif")),
tk.getImage(Tank.class.getClassLoader().getResource("images/tankU.gif")),
tk.getImage(Tank.class.getClassLoader().getResource("images/tankRU.gif")),
tk.getImage(Tank.class.getClassLoader().getResource("images/tankR.gif")),
tk.getImage(Tank.class.getClassLoader().getResource("images/tankRD.gif")),
tk.getImage(Tank.class.getClassLoader().getResource("images/tankD.gif")),
tk.getImage(Tank.class.getClassLoader().getResource("images/tankLD.gif")),
};
imgs.put("L", tankImgs[0]); imgs.put("LU", tankImgs[1]);
imgs.put("U", tankImgs[2]); imgs.put("RU", tankImgs[3]);
imgs.put("R", tankImgs[4]); imgs.put("RD", tankImgs[5]);
imgs.put("D", tankImgs[6]); imgs.put("LD", tankImgs[7]);
}
private Direction dir = Direction.STOP;
private Direction ptdir = Direction.U;
public Tank(int x, int y, boolean good) {
this.x = x;
this.y = y;
oldX = x;
oldY = y;
this.good = good;
}
public Tank(int x, int y, boolean good, Direction dir, TankClient tc) {
this(x, y, good);
this.dir = dir;
this.tc = tc;
}
public void draw(Graphics g) {
if(!live){
if(!good){
tc.tanks.remove(this);
}
return;
}
if(good) bb.draw(g);
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;
}
move();
}
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 -= XSPEED;
y += YSPEED;
break;
case STOP:
break;
}
if (this.dir != Direction.STOP) {
this.ptdir = this.dir;
}
if (x < 0)
x = 0;
if (y < 30)
y = 30;
if (x + Tank.WIDTH > TankClient.GAME_WIDTH)
x = TankClient.GAME_WIDTH - Tank.WIDTH;
if (y + Tank.HEIGHT > TankClient.GAME_HEIGHT)
y = TankClient.GAME_HEIGHT - Tank.HEIGHT;
if(!good) {
Direction[] dirs = Direction.values();
if(step ==0) {
step = r.nextInt(4)+3;
int rn = r.nextInt(dirs.length);
dir = dirs[rn];
}
step --;
if(r.nextInt(100) >95) this.fire();
}
}
public void keyPressed(KeyEvent e) {
int key = e.getKeyCode();
switch (key) {
case KeyEvent.VK_F2:
if(!this.live){
live = true;
life = 100;
}
break;
case KeyEvent.VK_D:
bR = true;
break;
case KeyEvent.VK_A:
bL = true;
break;
case KeyEvent.VK_W:
bU = true;
break;
case KeyEvent.VK_S:
bD = true;
break;
}
locateDirection();
}
public Missile fire() {
if(!live) return null ;
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, good, ptdir, this.tc);
tc.missiles.add(m);
return m;
}
public Missile fire(Direction dir) {
if(!live) return null ;
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, good, dir, this.tc);
tc.missiles.add(m);
return m;
}
public void superFire() {
Direction[] dirs = dir.values();
for(int i=0;i fire(dirs[i]);
}
}
public void locateDirection() {
if (!bR && bL && !bU && !bD)
dir = Direction.L;
if (!bR && bL && bU && !bD)
dir = Direction.LU;
if (bR && !bL && bU && !bD)
dir = Direction.RU;
if (bR && !bL && !bU && !bD)
dir = Direction.R;
if (bR && !bL && !bU && bD)
dir = Direction.RD;
if (!bR && !bL && !bU && bD)
dir = Direction.D;
if (!bR && !bL && bU && !bD)
dir = Direction.U;
if (!bR && bL && !bU && bD)
dir = Direction.LD;
if (!bR && !bL && !bU && !bD)
dir = Direction.STOP;
}
public void keyReleased(KeyEvent e) {
int key = e.getKeyCode();
switch (key) {
case KeyEvent.VK_D:
bR = false;
break;
case KeyEvent.VK_A:
bL = false;
break;
case KeyEvent.VK_W:
bU = false;
break;
case KeyEvent.VK_S:
bD = false;
break;
case KeyEvent.VK_J:
fire(); break;
case KeyEvent.VK_K:
superFire(); break;
}
}
public void stay(){
x = oldX;
y = oldY;
}
public Rectangle getRect() {
return new Rectangle(x,y,WIDTH,HEIGHT);
}
public boolean TankHitWall(Wall w) {
if(this.live && this.getRect().intersects(w.getRect())) {
this.stay();
return true;
}
return false;
}
public boolean TankHitTank(java.util.List tanks) {
for(int i=0; i Tank t = tanks.get(i);
if(this != t) {
if(this.live && t.isLive()&& this.getRect().intersects(t.getRect())) {
this.stay();
t.stay();
return true;
}
}
}
return false;
}
private class BooldBar {
public void draw(Graphics g) {
Color c = g.getColor();
g.setColor(Color.black);
g.drawRect(x + 10, y -10, WIDTH, 4);
int ww = WIDTH * life/100;
g.setColor(c);
g.setColor(Color.red);
g.fillRect(x + 10, y-10, ww, 4);
g.setColor(c);
}
}
public boolean eat(Bood b) {
if(this.live && b.isLive() &&this.getRect().intersects(b.getRect())) {
this.life +=30;
if(life >=100)life = 100;
if(life < 10) life = 0;
b.setLive(false);
return true;
}
return false;
}
}
