​

function setup() {

  createCanvas(600, 400);

  bubble1 = new Bubble(200, 200, 40);

  bubble2 = new Bubble(400, 200, 20);

  bubble3 = new Bubble(300,200, 30)

​

}

​

function draw() {

  background(0);

  bubble1.color();

  bubble1.move();

  bubble1.size();

  bubble1.display();

  bubble2.color();

  bubble2.move();

  bubble2.size();

  bubble2.display();

  bubble3.color();

  bubble3.move();

  bubble3.size();

  bubble3.display();

}

​