code: function () {
              var chart = this.chart,
                xAxis = this.xAxis,
                yAxis = this.yAxis;
  
              // Swap axes for inverted (#2339)
              if (chart.inverted) {
                  xAxis = yAxis;
                  yAxis = this.xAxis;
              }
              return {
                  translateX: xAxis ? xAxis.left : chart.plotLeft,
                  translateY: yAxis ? yAxis.top : chart.plotTop,
                  scaleX: 1, // #1623
                  scaleY: 1
              };
          }
docs: Get the translation and scale for the plot area of this series