internal static double DistanceToLineSegment(this Point point, IList polyline, double delta)
{
double num1 = double.NaN;
for (int index = 0; index < polyline.Count - 1; ++index)
{
Point point1 = (Point)polyline[index];
Point point2 = (Point)polyline[index + 1];
double num2 = PointExtensions.DistanceToLine(point, point1, point2);
bool flag = Math.Abs(point1.X - point2.X) < 1E-06 ? PointExtensions.IsYBetween(point, point1, point2) : PointExtensions.IsXBetween(point, point1, point2);
if (num2 < delta && flag || RectExtensions.AroundPoint(point1, point, delta))
{
num1 = num2;
break;
}
}
return(num1);
}
