let b0, b1;

function setup() {

  createCanvas(windowWidth, windowHeight);

  b0 = new Button(width / 2, height / 2, 200, 50, {

    on: [255, 0, 0],

    text: "hello",

    corners: 20,

  });

  b1 = new Button(width / 2, height / 2 - 100, 200, 50);

}

​

function draw() {

  background(28);

  textSize(32);

  let s0 = b0.update(mouseX, mouseY, mouseIsPressed);

  let s1 = b1.update(mouseX, mouseY, mouseIsPressed);

  if (s0 == Button.DBL_CLICK)  console.log("double clicked button 0");

  if (s1 == Button.ON)         console.log("pressed button 1");

  if (s1 == Button.LONG_PRESS) console.log("long pressed button 1");

  b0.draw();

  b1.draw();

}

​