/// <summary>
/// 构造函数
/// </summary>
/// <param name="geodeticCrs">待转换坐标系统，类型必须是GeodeticCs</param>
/// <param name="xyzCrs">目标坐标系统，类型必须是XyzCs</param>
public GeodeticToXyzCsTranformOnDifferDatum(ICoordinateReferenceSystem geodeticCrs, ICoordinateReferenceSystem xyzCrs)
: base(geodeticCrs, xyzCrs)
{
//第一个节点，统一坐标到XYZ
ICoordinateReferenceSystem middleCrs = new CrsFactory().Create(CoordinateSystem.XyzCs, this.SourceCrs.Datum);
TransformChain = new GeodeticToXyzCsTranform(this.SourceCrs, middleCrs);
//第二个节点
AbstractCoordTranform datumTrans = new GeodeticDatumTranform(middleCrs, this.TargetCrs);
//设置链条
TransformChain.Successor = (datumTrans);
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="sourceCrs">待转换坐标系统，类型是XyzCs才符合</param>
/// <param name="targetCrs">目标坐标系统，类型是GeodeticCs才符合</param>
public XyzToGeodeticCsTranformOnDifferDatum(ICoordinateReferenceSystem sourceCrs, ICoordinateReferenceSystem targetCrs)
: base(sourceCrs, targetCrs)
{
//第一个节点,统一基准
ICoordinateReferenceSystem middleCrs = new CrsFactory().Create(CoordinateSystem.XyzCs, this.TargetCrs.Datum);
this.TransformChain = new GeodeticDatumTranform(this.SourceCrs, middleCrs);
//第二个节点，转换到大地坐标
AbstractCoordTranform xyzToGeo = new XyzToGeodeticCsTranform(middleCrs, this.TargetCrs);
//设置链条
this.TransformChain.Successor = (xyzToGeo);
}
