IHorizontalDatum.cs
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- // Copyright 2005, 2006 - Morten Nielsen (www.iter.dk)
- //
- // This file is part of SharpMap.
- // SharpMap is free software; you can redistribute it and/or modify
- // it under the terms of the GNU Lesser General Public License as published by
- // the Free Software Foundation; either version 2 of the License, or
- // (at your option) any later version.
- //
- // SharpMap is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU Lesser General Public License for more details.
- // You should have received a copy of the GNU Lesser General Public License
- // along with SharpMap; if not, write to the Free Software
- // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- using System;
- using System.Collections.Generic;
- using System.Text;
- namespace SharpMap.CoordinateSystems
- {
- /// <summary>
- /// Procedure used to measure positions on the surface of the Earth.
- /// </summary>
- public interface IHorizontalDatum : IDatum
- {
- /// <summary>
- /// Gets or sets the ellipsoid of the datum.
- /// </summary>
- IEllipsoid Ellipsoid { get; set; }
- /// <summary>
- /// Gets preferred parameters for a Bursa Wolf transformation into WGS84. The 7 returned values
- /// correspond to (dx,dy,dz) in meters, (ex,ey,ez) in arc-seconds, and scaling in parts-per-million.
- /// </summary>
- Wgs84ConversionInfo Wgs84Parameters { get; set; }
- }
- }