let mymouseClicked = false; //___________________ own boolean used in button class (1)

​

function setup() {

  createCanvas(400, 400);

  button = new Button(10,10,90,40,false,"PLAY","STOP",0); // (1)

}

​

function draw() {

  background(200, 200, 0);

  logo(width - 100, 20, 40, 0.015); // (1)

  button.draw(); // (1)

  mouseVolume(); // slider

}

​

function mousePressed() {

  mymouseClicked = true; // reset see (1)

}

​

// remark (1) see file myTools.js

​