ProjectionParameter.cs
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上传日期:2013-11-09
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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>
- /// A named projection parameter value.
- /// </summary>
- /// <remarks>
- /// The linear units of parameters' values match the linear units of the containing
- /// projected coordinate system. The angular units of parameter values match the
- /// angular units of the geographic coordinate system that the projected coordinate
- /// system is based on. (Notice that this is different from <see cref="Parameter"/>,
- /// where the units are always meters and degrees.)
- /// </remarks>
- public class ProjectionParameter
- {
- /// <summary>
- /// Initializes an instance of a ProjectionParameter
- /// </summary>
- /// <param name="name">Name of parameter</param>
- /// <param name="value">Parameter value</param>
- public ProjectionParameter(string name, double value)
- {
- _Name = name;
- _Value = value;
- }
- private string _Name;
- /// <summary>
- /// Parameter name.
- /// </summary>
- public string Name
- {
- get { return _Name; }
- set { _Name = value; }
- }
- private double _Value;
- /// <summary>
- /// Parameter value.
- /// The linear units of a parameters' values match the linear units of the containing
- /// projected coordinate system. The angular units of parameter values match the
- /// angular units of the geographic coordinate system that the projected coordinate
- /// system is based on.
- /// </summary>
- public double Value
- {
- get { return _Value; }
- set { _Value = value; }
- }
- /// <summary>
- /// Returns the Well-known text for this object
- /// as defined in the simple features specification.
- /// </summary>
- public string WKT
- {
- get
- {
- return String.Format(SharpMap.Map.numberFormat_EnUS, "PARAMETER["{0}", {1}]", Name, Value);
- }
- }
- /// <summary>
- /// Gets an XML representation of this object
- /// </summary>
- public string XML
- {
- get
- {
- return String.Format(SharpMap.Map.numberFormat_EnUS, "<CS_ProjectionParameter Name="{0}" Value="{1}"/>", Name, Value);
- }
- }
- }
- }