prepareValuePxMatrix method
void
prepareValuePxMatrix()
Implementation
void prepareValuePxMatrix() {
_rightAxisTransformer!.prepareMatrixValuePx(xAxis!.axisMinimum!,
xAxis!.axisRange, _axisRight!.axisRange, _axisRight!.axisMinimum!);
_leftAxisTransformer!.prepareMatrixValuePx(xAxis!.axisMinimum!,
xAxis!.axisRange, _axisLeft!.axisRange, _axisLeft!.axisMinimum!);
}