// Daniel Shiffman

// http://natureofcode.com

​

// Mover object

let bobs = []

let springs = [];

​

function setup() {

  createCanvas(640, 360);

  // Create objects at starting position

  // Note third argument in Spring constructor is "rest length"

  for (let i = 0; i < 5; i++) {

    bobs[i] = new Bob(width/2, i*40);

  }

  for (let i = 0; i < 4; i++) {

    springs[i] = new Spring(bobs[i], bobs[i+1],40);

  }

}

​

function draw() {

  background(200); 

​

  for (let s of springs) {

    s.update();

    s.display();

  }

​

  for (let b of bobs) {

    b.update();

    b.display();

    b.handleDrag(mouseX, mouseY);

  }

}

​

​

​

function mousePressed() {

  for (let b of bobs) {

    b.handleClick(mouseX, mouseY);

  }

}

​

function mouseReleased() {

  for (let b of bobs) {

    b.stopDragging();

  }

}

​

​