​

let buffer = ["sometimes","love","is","a","photograph","of","a","photograph"];

let mybooks = ["click","to","return","books"];

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  noStroke();

  textAlign(CENTER);

  background(0);

}

​

function draw() {

  background(0);

  let c = color(255,255,255);

  fill(c);

  textSize(32);

  for (let i = 0; i < mybooks.length; i++) { 

    text(mybooks[i], width/2, height*(i+1)/(mybooks.length+1)); 

  }

}

​

function mousePressed(){

  let swapcount = floor(map(mouseY,0,height,0,mybooks.length));

  let randn = int(random(buffer.length));

  let swapword = mybooks[swapcount];

  mybooks[swapcount] = buffer[randn];

  buffer[randn] = swapword;

}