getLength method Null safety

double getLength(
  1. List<Offset> points
)

Implementation

double getLength(List<Offset> points) {
  double pathLength = 0;

  final path = convertOffsetsToPath(points);
  final pathMetrics = path.computeMetrics().toList();

  if (pathMetrics.isNotEmpty) {
    pathLength = pathMetrics.first.length;
  }
  return pathLength;
}