transformValues method
Transforms the x and y values to screen coordinates.
Implementation
@override
void transformValues() {
points.clear();
_drawIndexes.clear();
_highPoints.clear();
_lowPoints.clear();
_startControlHighPoints.clear();
_endControlHighPoints.clear();
_fillPath.reset();
_strokePath.reset();
if (_xValues.isEmpty || _yValues.isEmpty) {
return;
}
_calculatePoints(_xValues, _yValues);
_createFillPath(_fillPath, _highPoints, _lowPoints, _startControlHighPoints,
_endControlHighPoints);
}