/// <summary>
/// Returns intersection points between the two polylines.
/// </summary>
/// <param name="polyline1"></param>
/// <param name="polyline2"></param>
/// <returns></returns>
public static Point[] Intersect(this Polyline polyline1, Polyline polyline2)
{
if (Null(polyline1, polyline2))
return new Point[] { };
return !polyline1.Extent().Intersects(polyline2.Extent())
? new Point[] { }
: Intersect(polyline1.paths, polyline2.paths);
}
/// <summary>
/// Determines if the multipoint is within the specified distance from the polyline.
/// </summary>
/// <param name="multipoint"></param>
/// <param name="polyline"></param>
/// <param name="distance"></param>
/// <returns></returns>
public static bool WithinDistance(this Multipoint multipoint, Polyline polyline, double distance)
{
if (Null(multipoint, polyline))
return false;
return multipoint.Extent().Buffer(distance).Intersects(polyline.Extent()) && multipoint.Distance(polyline) < distance;
}
/// <summary>
/// Determines if the polyline is within the specified distance from the other polyline.
/// </summary>
/// <param name="polyline1"></param>
/// <param name="polyline2"></param>
/// <param name="distance"></param>
/// <returns></returns>
public static bool WithinDistance(this Polyline polyline1, Polyline polyline2, double distance)
{
if (Null(polyline1, polyline2))
return false;
return polyline1.Extent().Buffer(distance).Intersects(polyline2.Extent()) && polyline1.Distance(polyline2) < distance;
}
