DK11 for Delphi | GisCsBase.TGIS_CSTransformList.Prepare | Constructors | Methods | Properties
Prepare a TGIS_CSTransformAbstract object. If the matching object does not exists then will be added to the list and returned. If the object can be found then it will be returned form the list.
// Delphi public function Prepare( const _epsg : Integer; const _wkt : String; const _method : Integer; const _ellipsoid : Integer; const _number : Integer; const _area : Integer; const _a : Double; const _b : Double; const _c : Double; const _d : Double; const _e : Double; const _f : Double; const _g : Double; const _h : Double; const _i : Double; const _j : Double ) : TGIS_CSTransformAbstract; reintroduce; virtual;
// C++ Builder public: virtual TGIS_CSTransformAbstract* Prepare( const int _epsg, const UnicodeString _wkt, const int _method, const int _ellipsoid, const int _number, const int _area, const double _a, const double _b, const double _c, const double _d, const double _e, const double _f, const double _g, const double _h, const double _i, const double _j );
Name | Type | Description |
---|---|---|
_epsg | Integer | EPSG code for the transformation; if 0 then EPSG will be assigned from user defined, temporary pool |
_wkt | String | wkt name for transformation |
_method | Integer | EPSG code for method |
_ellipsoid | Integer | EPSG code for the ellipsoid |
_number | Integer | serial number of transformation for current datum |
_area | Integer | EPSG area code |
_a | Double | For Methods 9603, 9606, 9607, 9636: X delta of geocentric shift expressed in meters; For Methods 9618, 9119: latitude shift expressed in radians; |
_b | Double | For Methods 9603, 9606, 9607, 9636: Y delta of geocentric shift expressed in meters; For Methods 9618, 9119: longitude shift expressed in radians; |
_c | Double | For Methods 9603, 9606, 9607, 9636: Z delta of geocentric shift expressed in meters; For Method 9618: gravity height over the ellipsoid height; For Method 9619: unused; |
_d | Double | For Methods 9603, 9606, 9607, 9636: X rotation of geocentric expressed in radians; For Methods 9603, 9618, 9619: unused; |
_e | Double | For Methods 9603, 9606, 9607, 9636: Y rotation of geocentric expressed in radians; For Methods 9603, 9618, 9619: unused; |
_f | Double | For Methods 9603, 9606, 9607, 9636: Z rotation of geocentric expressed in radians; For Methods 9603, 9618, 9619: unused; |
_g | Double | For Methods 9603, 9606, 9607, 9636: scaled correction of geocentric relative to 1; For Methods 9603, 9618: unused; |
_h | Double | For Method 9636: X reference point in Cartesian system expressed in meters; For Methods 9603, 9606, 9607, 9618, 9619: unused; |
_i | Double | For Method 9636: Y reference point in Cartesian system expressed in meters; For Methods 9603, 9606, 9607, 9618, 9619: unused; |
_j | Double | For Method 9636: X reference point in Cartesian system expressed in meters; For Methods 9603, 9606, 9607, 9618, 9619: unused; |
Type | Description |
---|---|
TGIS_CSTransformAbstract | Newly created / Found object or nil. |