Exemple #1
0
 /// <summary>
 /// Returns the inverse of this projection.
 /// </summary>
 /// <returns>IMathTransform that is the reverse of the current projection.</returns>
 public override IMathTransform Inverse()
 {
     if (_inverse == null)
     {
         _inverse = new AlbersProjection(this._Parameters, !_isInverse);
     }
     return(_inverse);
 }
        private static IMathTransform CreateCoordinateOperation(IProjection projection, IEllipsoid ellipsoid, ILinearUnit unit)
        {
            List<ProjectionParameter> parameterList = new List<ProjectionParameter>(projection.NumParameters);
            for (int i = 0; i < projection.NumParameters; i++)
                parameterList.Add(projection.GetParameter(i));

            parameterList.Add(new ProjectionParameter("semi_major", ellipsoid.SemiMajorAxis));
            parameterList.Add(new ProjectionParameter("semi_minor", ellipsoid.SemiMinorAxis));
            parameterList.Add(new ProjectionParameter("unit", unit.MetersPerUnit));
            IMathTransform transform = null;
            switch (projection.ClassName.ToLower(CultureInfo.InvariantCulture).Replace(' ', '_'))
            {
                case "mercator":
                case "mercator_1sp":
                case "mercator_2sp":
                    //1SP
                    transform = new Mercator(parameterList);
                    break;
                case "transverse_mercator":
                    transform = new TransverseMercator(parameterList);
                    break;
                case "albers":
                case "albers_conic_equal_area":
                    transform = new AlbersProjection(parameterList);
                    break;
                case "krovak":
                    transform = new KrovakProjection(parameterList);
                    break;
                case "lambert_conformal_conic":
                case "lambert_conformal_conic_2sp":
                case "lambert_conic_conformal_(2sp)":
                    transform = new LambertConformalConic2SP(parameterList);
                    break;
                default:
                    throw new NotSupportedException(String.Format("Projection {0} is not supported.", projection.ClassName));
            }
            return transform;
        }
Exemple #3
0
 /// <summary>
 /// Returns the inverse of this projection.
 /// </summary>
 /// <returns>IMathTransform that is the reverse of the current projection.</returns>
 public override IMathTransform Inverse()
 {
     if (_inverse == null)
         _inverse = new AlbersProjection(this._Parameters, !_isInverse);
     return _inverse;
 }