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tank.js
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tank.js
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var h;
class Humo {
static fig=new Circle(70,"black");
constructor(x,y){
this.humos=[];
for (var i=0; i<30; i++)
{
var h=new Sprite(Humo.fig,x,y);
h.vx=Math.random()*2-1;
h.vy=Math.random()*2-1;;
h.live=100;
h.valpha=-0.01;
h.vsize=-0.01;
this.humos.push(h);
}
}
update(){
this.humos.forEach(function (e, i) {
e.update();
});
}
}
var jugador1;
var jugador2;
class Disparo extends Sprite {
static disparos=[];
static fig = new Box(5,5,"red");
constructor(x,y,vx,vy){
super(Disparo.fig,x,y);
this.vx=vx;
this.vy=vy;
Disparo.disparos.push(this);
S_bang.play();
}
static update(){
Disparo.disparos.forEach(function (e, i) {
//e.update();
if ( (e.x<0) || (e.x>Game.LX) || (e.y<0) || (e.y>Game.LY)) {e.activo=false; delete Disparo.disparos[i];}
for (var j=0; j<Jugador.jugadores.length; j++)
{
if ( e.collide(Jugador.jugadores[j].sprite) ) {
e.activo=false;
delete Disparo.disparos[i];
Jugador.jugadores[j].hit(e.x,e.y);
}
}
});
// for (i=0; i<Disparo.disparos.length; i++) Disparo.disparos[i].update();
}
}
const V_MAX=2;
class Jugador {
static jugadores=[];
constructor(x,y,fig,o){
this.sprite=new Sprite(fig,x,y);
this.o=o;
this.v=0;
this.fuego=false;
this.espera=0;
this.vida=200;
Jugador.jugadores.push(this);
}
update(){
var anda;
if (keys[this.o.left]) {this.sprite.dir-=1; }
if (keys[this.o.right]) {this.sprite.dir+=1; }
if (keys[this.o.up]) {anda=true; if (this.v<0.1) this.v=0.4;}
if (anda) {if (this.v<V_MAX) this.v=this.v*1.01;} else {this.v=this.v*0.95;}
if (keys[this.o.down]) {this.v=-0.3;}
this.sprite.x+=this.sprite.dx*this.v; this.sprite.y+=this.sprite.dy*this.v;
if (keys[this.o.disparo] && this.espera==0) {
this.espera=100;
if (!this.fuego) {
this.fuego=true;
var dx=this.sprite.x+this.sprite.dx*35;
var dy=this.sprite.y+this.sprite.dy*35;
var z=new Sprite(Aexplosion,dx,dy); z.live=z.nframes;
new Disparo(dx,dy,this.sprite.dx*3,this.sprite.dy*3);
}
} else this.fuego=false;
if (this.espera>0) this.espera--;
//this.sprite.update();
}
hit(hx,hy){
//h=new Humo(hx, hy);
S_explosion.play();
this.vida-=10;
d=new Sprite(Aexplosion,hx,hy);
d.size=2;
d.live=d.nframes;
}
}
function Preload() {
// Solo imagenes y quizás sonidos.
fondo=new Img("img/arena1200x800.jpg");
IT1=new Img("img/tank_verde.png");
IT2=new Img("img/tank_azul.png");
S_bang=new Sound("fx/bang.mp3");
S_explosion=new Sound("fx/explosion.mp3");
Iexplosion=new Img("img/explosion32.png");
Iexplosion2=new Img("img/explosion.png");
}
function Setup() {
Aexplosion=new ImgAnim(Iexplosion,32,32);
Aexplosion2=new ImgAnim(Iexplosion2,256,256);
h=new Humo(300,300);
jugador1=new Jugador(100,100,IT1,{up:KEY_UP, down:KEY_DOWN, left:KEY_LEFT, right:KEY_RIGHT, disparo:KEY_SPACE});
jugador2=new Jugador(600,400,IT2,{up:KEY_W, down:KEY_S, left:KEY_A, right:KEY_D, disparo:KEY_CONTROL});
d=new Sprite(Aexplosion2,100,100); d.live=d.nframes;
d=new Sprite(Aexplosion2,600,400); d.live=d.nframes;
Game.load(titulo);
}
function titulo()
{
Game.clear();
Game.fontSize=100;
Game.text("TANKS",100,100);
if (keys[KEY_SPACE]) {
Game.load(juego);
}
}
function juego() {
Game.clear();
fondo.paint(600,400);
//Game.text("hola",100,100,"red",100);
jugador1.update();
jugador2.update();
h.update();
Disparo.update();
Game.box(5,5,jugador1.vida,40,"red");
Game.rect(5,5,200,40,"black");
Game.box(505,5,jugador2.vida,40,"red");
Game.rect(505,5,200,40,"black");
Game.update();
}