*/},{key:"_value",value:function _value(e){switch(this.options.positionValueFunction){case"pow":e=this._powTransform(e);break;case"log":e=this._logTransform(e);break}var t;t=this.options.vertical?parseFloat(this.options.end)+e*(this.options.start-this.options.end):(this.options.end-this.options.start)*e+parseFloat(this.options.start);return t}