/// <summary>
/// 构建不同的投影变换方法
/// </summary>
/// <param name="projection"></param>
/// <param name="ellipsoid"></param>
/// <param name="unit"></param>
/// <returns></returns>
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)); //长轴
parameterList.Add(new ProjectionParameter("semi_minor", ellipsoid.SemiMinorAxis)); //短轴
parameterList.Add(new ProjectionParameter("unit", unit.MetersPerUnit)); //单位弧度
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 "gauss_kruger": //高斯克吕格投影
transform = new GaussKrugerProjection(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);
}
public void SetUp()
{
Dictionary <CoordinateOperationParameter, Object> parameters = new Dictionary <CoordinateOperationParameter, Object>();
parameters.Add(CoordinateOperationParameters.LatitudeOfProjectionCentre, Angle.FromDegree(49, 30, 0));
parameters.Add(CoordinateOperationParameters.LongitudeOfOrigin, Angle.FromDegree(24, 50, 0));
parameters.Add(CoordinateOperationParameters.CoLatitudeOfConeAxis, Angle.FromDegree(30, 17, 17.303));
parameters.Add(CoordinateOperationParameters.LatitudeOfPseudoStandardParallel, Angle.FromDegree(78, 30, 0));
parameters.Add(CoordinateOperationParameters.ScaleFactorOnPseudoStandardParallel, 0.9999);
parameters.Add(CoordinateOperationParameters.FalseEasting, Length.FromMetre(0));
parameters.Add(CoordinateOperationParameters.FalseNorthing, Length.FromMetre(0));
Ellipsoid ellipsoid = Ellipsoid.FromInverseFlattening("EPSG::7004", "Bessel 1841", 6377397.155, 299.1528128);
AreaOfUse areaOfUse = TestUtilities.ReferenceProvider.AreasOfUse["EPSG::1306"];
this.projection = new KrovakProjection("EPSG::2065", "S-JTSK (Ferro) / Krovak", parameters, ellipsoid, areaOfUse);
}
public void SetUp()
{
Dictionary <CoordinateOperationParameter, Object> parameters = new Dictionary <CoordinateOperationParameter, Object>();
parameters.Add(CoordinateOperationParameters.LatitudeOfProjectionCentre, Angle.FromDegree(49, 30, 0));
parameters.Add(CoordinateOperationParameters.LongitudeOfOrigin, Angle.FromDegree(24, 50, 0));
parameters.Add(CoordinateOperationParameters.CoLatitudeOfConeAxis, Angle.FromDegree(30, 17, 17.303));
parameters.Add(CoordinateOperationParameters.LatitudeOfPseudoStandardParallel, Angle.FromDegree(78, 30, 0));
parameters.Add(CoordinateOperationParameters.ScaleFactorOnPseudoStandardParallel, 0.9999);
parameters.Add(CoordinateOperationParameters.FalseEasting, Length.FromMetre(0));
parameters.Add(CoordinateOperationParameters.FalseNorthing, Length.FromMetre(0));
_krovakProjection = new KrovakProjection("EPSG::2065", "S-JTSK (Ferro) / Krovak", parameters, Ellipsoids.Bessel1841, AreasOfUse.World);
parameters = new Dictionary <CoordinateOperationParameter, Object>();
parameters.Add(CoordinateOperationParameters.LatitudeOfProjectionCentre, Angle.FromDegree(49, 30, 0));
parameters.Add(CoordinateOperationParameters.LongitudeOfOrigin, Angle.FromDegree(24, 50, 0));
parameters.Add(CoordinateOperationParameters.CoLatitudeOfConeAxis, Angle.FromDegree(30, 17, 17.303));
parameters.Add(CoordinateOperationParameters.LatitudeOfPseudoStandardParallel, Angle.FromDegree(78, 30, 0));
parameters.Add(CoordinateOperationParameters.ScaleFactorOnPseudoStandardParallel, 0.9999);
parameters.Add(CoordinateOperationParameters.FalseEasting, Length.FromMetre(0));
parameters.Add(CoordinateOperationParameters.FalseNorthing, Length.FromMetre(0));
_krovakNorthOrientedProjection = new KrovakNorthOrientedProjection("ESPG::5225", "S-JTSK/05 (Ferro) / Modified Krovak East North", parameters, Ellipsoids.Bessel1841, AreasOfUse.World);
parameters = new Dictionary <CoordinateOperationParameter, Object>();
parameters.Add(CoordinateOperationParameters.LatitudeOfProjectionCentre, Angle.FromDegree(49, 30, 0));
parameters.Add(CoordinateOperationParameters.LongitudeOfOrigin, Angle.FromDegree(24, 50, 0));
parameters.Add(CoordinateOperationParameters.CoLatitudeOfConeAxis, Angle.FromDegree(30, 17, 17.3031));
parameters.Add(CoordinateOperationParameters.LatitudeOfPseudoStandardParallel, Angle.FromDegree(78, 30, 0));
parameters.Add(CoordinateOperationParameters.ScaleFactorOnPseudoStandardParallel, 0.9999);
parameters.Add(CoordinateOperationParameters.FalseEasting, Length.FromMetre(5000000));
parameters.Add(CoordinateOperationParameters.FalseNorthing, Length.FromMetre(5000000));
parameters.Add(CoordinateOperationParameters.Ordinate1OfEvaluationPoint, Length.FromMetre(1089000));
parameters.Add(CoordinateOperationParameters.Ordinate2OfEvaluationPoint, Length.FromMetre(654000));
parameters.Add(CoordinateOperationParameters.C1, 2.946529277 * Math.Pow(10, -2));
parameters.Add(CoordinateOperationParameters.C2, 2.515965696 * Math.Pow(10, -2));
parameters.Add(CoordinateOperationParameters.C3, 1.193845912 * Math.Pow(10, -7));
parameters.Add(CoordinateOperationParameters.C4, -4.668270147 * Math.Pow(10, -7));
parameters.Add(CoordinateOperationParameters.C5, 9.233980362 * Math.Pow(10, -12));
parameters.Add(CoordinateOperationParameters.C6, 1.523735715 * Math.Pow(10, -12));
parameters.Add(CoordinateOperationParameters.C7, 1.696780024 * Math.Pow(10, -18));
parameters.Add(CoordinateOperationParameters.C8, 4.408314235 * Math.Pow(10, -18));
parameters.Add(CoordinateOperationParameters.C9, -8.331083518 * Math.Pow(10, -24));
parameters.Add(CoordinateOperationParameters.C10, -3.689471323 * Math.Pow(10, -24));
_krovakModifiedProjection = new KrovakModifiedProjection("ESPG::1042", "Czech Republic and Slovakia", parameters, Ellipsoids.Bessel1841, AreasOfUse.World);
parameters = new Dictionary <CoordinateOperationParameter, Object>();
parameters.Add(CoordinateOperationParameters.LatitudeOfProjectionCentre, Angle.FromDegree(49, 30, 0));
parameters.Add(CoordinateOperationParameters.LongitudeOfOrigin, Angle.FromDegree(24, 50, 0));
parameters.Add(CoordinateOperationParameters.CoLatitudeOfConeAxis, Angle.FromDegree(30, 17, 17.3031));
parameters.Add(CoordinateOperationParameters.LatitudeOfPseudoStandardParallel, Angle.FromDegree(78, 30, 0));
parameters.Add(CoordinateOperationParameters.ScaleFactorOnPseudoStandardParallel, 0.9999);
parameters.Add(CoordinateOperationParameters.FalseEasting, Length.FromMetre(5000000));
parameters.Add(CoordinateOperationParameters.FalseNorthing, Length.FromMetre(5000000));
parameters.Add(CoordinateOperationParameters.Ordinate1OfEvaluationPoint, Length.FromMetre(1089000));
parameters.Add(CoordinateOperationParameters.Ordinate2OfEvaluationPoint, Length.FromMetre(654000));
parameters.Add(CoordinateOperationParameters.C1, 2.946529277 * Math.Pow(10, -2));
parameters.Add(CoordinateOperationParameters.C2, 2.515965696 * Math.Pow(10, -2));
parameters.Add(CoordinateOperationParameters.C3, 1.193845912 * Math.Pow(10, -7));
parameters.Add(CoordinateOperationParameters.C4, -4.668270147 * Math.Pow(10, -7));
parameters.Add(CoordinateOperationParameters.C5, 9.233980362 * Math.Pow(10, -12));
parameters.Add(CoordinateOperationParameters.C6, 1.523735715 * Math.Pow(10, -12));
parameters.Add(CoordinateOperationParameters.C7, 1.696780024 * Math.Pow(10, -18));
parameters.Add(CoordinateOperationParameters.C8, 4.408314235 * Math.Pow(10, -18));
parameters.Add(CoordinateOperationParameters.C9, -8.331083518 * Math.Pow(10, -24));
parameters.Add(CoordinateOperationParameters.C10, -3.689471323 * Math.Pow(10, -24));
_krovakModifiedNorthOrientedProjection = new KrovakModifiedNorthOrientedProjection("ESPG::1043", "Czech Republic and Slovakia", parameters, Ellipsoids.Bessel1841, AreasOfUse.World);
}