let inBubble = false;

​

function setup() {

  createCanvas(600, 600);

}

​

function mousePressed(){

  inBubble = false;

  for(let i = bubbles.length - 1; i >= 0; i--) {

    if(bubbles[i].rollover(mouseX, mouseY)){

      bubbles.splice(i, 1);

      inBubble = true;

    }

  }

  if(inBubble == false){

    let d = random(50, 120);

    let b = new Bubble(mouseX, mouseY, d);

    bubbles.push(b);

  }

}

​

function changeColor(bubble){

  if(bubble.rollover(mouseX, mouseY)){

      bubble.grayscale = 255;

  }else{

      bubble.grayscale = 0;

  } 

}

​

function draw() {

  background(0);

  for(let bubble of bubbles){

    bubble.move();

    bubble.show();  

    changeColor(bubble);

  }

}