Method clearBackground

js/main.js:1467–1473

()

  }

  clearBackground() {
    this.ctx.beginPath();
    this.ctx.clearRect(0, 0, this.size.w, this.size.h);
    this.ctx.rect(0, 0, this.size.w, this.size.h);
    this.ctx.fillStyle = this.currentBackground;
    this.ctx.fill();
  }

  setColor(options){
    this.doc.querySelector(