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IDatum.cs
Package: SharpMap-20976.zip [view]
Upload User: sex100000
Upload Date: 2013-11-09
Package Size: 1377k
Code Size: 2k
Category:
GIS program
Development Platform:
C#
- // 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>
- /// A set of quantities from which other quantities are calculated.
- /// </summary>
- /// <remarks>
- /// For the OGC abstract model, it can be defined as a set of real points on the earth
- /// that have coordinates. EG. A datum can be thought of as a set of parameters
- /// defining completely the origin and orientation of a coordinate system with respect
- /// to the earth. A textual description and/or a set of parameters describing the
- /// relationship of a coordinate system to some predefined physical locations (such
- /// as center of mass) and physical directions (such as axis of spin). The definition
- /// of the datum may also include the temporal behavior (such as the rate of change of
- /// the orientation of the coordinate axes).
- /// </remarks>
- public interface IDatum : IInfo
- {
- /// <summary>
- /// Gets or sets the type of the datum as an enumerated code.
- /// </summary>
- DatumType DatumType { get; set; }
- }
- }