// 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.Collections.Generic;
namespace GeoAPI.CoordinateSystems{
/// <summary>
/// The IGeographicTransform interface is implemented on geographic transformation
/// objects and implements datum transformations between geographic coordinate systems.
/// </summary>
public interface IGeographicTransform : IInfo
{
/// <summary>
/// Gets or sets source geographic coordinate system for the transformation.
/// </summary>
IGeographicCoordinateSystem SourceGCS { get; set; }
/// <summary>
/// Gets or sets the target geographic coordinate system for the transformation.
/// </summary>
IGeographicCoordinateSystem TargetGCS { get; set; }
/// <summary>
/// Returns an accessor interface to the parameters for this geographic transformation.
/// </summary>
IParameterInfo ParameterInfo { get; }
/// <summary>
/// Transforms an array of points from the source geographic coordinate system
/// to the target geographic coordinate system.
/// </summary>
/// <param name="points">Points in the source geographic coordinate system</param>
/// <returns>Points in the target geographic coordinate system</returns>
List<double[]> Forward(List<double[]> points);
/// <summary>
/// Transforms an array of points from the target geographic coordinate system
/// to the source geographic coordinate system.
/// </summary>
/// <param name="points">Points in the target geographic coordinate system</param>
/// <returns>Points in the source geographic coordinate system</returns>
List<double[]> Inverse(List<double[]> points);
}
}
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