var heartX = 200;

var heartY = 200;

​

function setup() {

  createCanvas(400, 400);

  heart = loadImage("heart.png");

}

​

function draw() {

  background(160, 187, 235);

  image(heart, heartX, heartY, 50, 50);

  if(keyIsPressed === true){

    heartX = heartX + random(-5, 5);

  heartY = heartY + random(-5, 5);

  }

  if (heartX > 400){

    heartX = 0;

  }else if(heartX < 0){

    heartX = 400;

  }else if(heartY > 400){

    heartY = 0;

  }else if(heartY < 0){

    heartY = 400;

  }

}