_onFabricSelectClear(fEvent) {
    const obj = this.getSelectedObj();

    this.isPrevEditing = true;

    this.setSelectedInfo(fEvent.target, false);

    if (obj) {
      // obj is empty object at initial time, will be set fabric object
      if (obj.text === '') {
        this.getCanvas().remove(obj);
      }
    }
  }
onSelectClear handler in fabric canvas
@param {{target: fabric.Object, e: MouseEvent}} fEvent - Fabric event
@private