// Daniel Shiffman

// http://natureofcode.com

let mover;

​

let attractor;

​

function setup() {

  createCanvas(640, 360);

  mover = new Mover();

  attractor = new Attractor();

}

​

function draw() {

  background(200);

​

  let force = attractor.calculateAttraction(mover);

  mover.applyForce(force);

  mover.update();

​

  attractor.display();

  mover.display();

}

​

function mouseMoved() {

  attractor.handleHover(mouseX, mouseY);

}

​

function mousePressed() {

  attractor.handlePress(mouseX, mouseY);

}

​

function mouseDragged() {

  attractor.handleHover(mouseX, mouseY);

  attractor.handleDrag(mouseX, mouseY);

}

​

function mouseReleased() {

  attractor.stopDragging();

}