Random Shape

var enemy, enemy2;

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  background(100);

  enemy = new Enemy();

  rectMode(CENTER);

  fill(0);

  textSize(16);

  textAlign(CENTER);

}

​

function draw() {

  background(0,50);

  translate(width/2,height/2);

  fill(255);

  text("Key Press to random the shape",0,200);

  enemy.display();

}

​

function keyPressed(){

  enemy = new Enemy();

}

​

function Enemy() {

  this.shape = parseInt(random(3));

  this.size = 0;

  this.display = function() {

    push();

    noFill();

    stroke(255);

    strokeWeight(0.5);

    if (this.size < 10) {

      this.shape = parseInt(random(3));

      this.size++;

    }

    switch(this.shape) {

      case 0:

        ellipse(0,0,20 * this.size,20 * this.size);

        break;

      case 1:

        rect(0,0,20 * this.size,10 * this.size);

        break;

      case 2:

        rect(0,0,20 * this.size,20 * this.size);

        break;

    }

    pop();

  }

}