code: function () {
          var handle = this._handle;
          if (!handle) {
              return;
          }
  
          var payloadInfo = this._payloadInfo;
          var axisModel = this._axisModel;
          this._api.dispatchAction({
              type: 'updateAxisPointer',
              x: payloadInfo.cursorPoint[0],
              y: payloadInfo.cursorPoint[1],
              tooltipOption: payloadInfo.tooltipOption,
              axesInfo: [{
                  axisDim: axisModel.axis.dim,
                  axisIndex: axisModel.componentIndex
              }]
          });
      }
docs: Throttled method.
  @private