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var lista_de_bolas = []; // variável global para guardar bolas | |
function setup() { | |
createCanvas(800,600); | |
} | |
function draw() { | |
background(0) | |
for (var i = 0; i < lista_de_bolas.length; i++) { // itera pela lista de bolas | |
lista_de_bolas[i].desenha(); | |
lista_de_bolas[i].move(); | |
} | |
} | |
function mousePressed(){ | |
var nova_bola = new Bola(mouseX, mouseY); // instancia uma nova bola | |
lista_de_bolas.push(nova_bola); // acrescenta a nova bola na lista | |
} | |
// 'Classe' Bola | |
function Bola(x_,y_){ | |
this.x = x_; | |
this.y = y_; | |
this.tamanho = random(10,40); | |
this.cor = color(random(255),random(255),random(255)); | |
this.vel_x = random(-2,2) | |
this.vel_y = random(-2,2); | |
this.desenha = function(){ | |
fill(this.cor) | |
ellipse(this.x, this.y, this.tamanho,this.tamanho) | |
} | |
this.move = function(){ | |
this.x = this.x + this.vel_x | |
this.y = this.y + this.vel_y | |
// this.vel_y = this.vel_y + 0.02; // gravidade | |
} | |
} |
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