/// <summary>
/// Computes the indices for a subline of the line.
/// (The subline must conform to the line; that is,
/// all vertices in the subline (except possibly the first and last)
/// must be vertices of the line and occur in the same order).
/// </summary>
/// <param name="subLine">A subLine of the line.</param>
/// <returns>A pair of indices for the start and end of the subline..</returns>
public double[] IndicesOf(IGeometry subLine)
{
LinearLocation[] locIndex = LocationIndexOfLine.IndicesOf(_linearGeom, subLine);
double[] index =
{
LengthLocationMap.GetLength(_linearGeom, locIndex[0]),
LengthLocationMap.GetLength(_linearGeom, locIndex[1])
};
return(index);
}
/// <summary>
/// Computes the length for a given <see cref="LinearLocation" />
/// on a linear <see cref="Geometry" />.
/// </summary>
/// <param name="linearGeom">The linear geometry to use.</param>
/// <param name="loc">The <see cref="LinearLocation" /> index of the location.</param>
/// <returns>The length for the <see cref="LinearLocation" />.</returns>
public static double GetLength(IGeometry linearGeom, LinearLocation loc)
{
var locater = new LengthLocationMap(linearGeom);
return(locater.GetLength(loc));
}
