class Chain {
  final float divX = round(random(-1, 1)); //how far apart each circle is from the previous
  final float divY = round(random(-1, -.25));
  PVector velocity = new PVector (divX, divY);

  final int decayRt = round(random(2,5));
  float spray = round(random(-1.75, 1.75));
  int rad = round(random(15, 30)); //The radius of the cirlc in the beginning

  int xpos = mouseX + round(random(-15, 15)); //the initial X pos
  int ypos = mouseY + round(random(-15, 15)); //the initial y pos
  PVector location = new PVector(xpos, ypos);

  color c;

  void display() {
    while (rad > 1) {

      location.add(velocity);
      location.add(velocity);
      velocity.mult(spray);
      rad = rad - decayRt;

      ellipse(location.x, location.y, rad, rad);
      fill(c);

    }
  }
}

int listSize = 50;
Chain [] clist;

void setup() {
  size (1200, 1000);
  noStroke();
}

void draw() {
  if (mousePressed == true) {
    int r = 120;
    int g = round(random(190, 200));
    int b = 100;

    clist = new Chain [listSize];
    for (int i = 0; i < listSize; i++) {
      clist[i] = new Chain();
      clist[i].c = color(r, g, b);
    }

    for (int i = 0; i< listSize; i++) {
      clist[i].display();
    }
  }
}