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api:dk11:delphi:giscsprojections.tgis_csprojabstract.unprojectpre_tgis_point3d_double_double

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TGIS_CSProjAbstract.unprojectPre method

DK11 for Delphi | GisCsProjections.TGIS_CSProjAbstract.unprojectPre | Constructors | Fields | Methods | Properties

Procedure will be called from .Unproject before any projection code. Purpose is to setup proper coordinates.

Available also on: .NET | Java.

Syntax

// Delphi
protected
  procedure unprojectPre(
    const _coords : TGIS_Point3D;
    var _xy_x : Double;
    var _xy_y : Double
  );
// C++ Builder
protected:
  void unprojectPre(
    TGIS_Point3D* const _coords,
    double &_xy_x,
    double &_xy_y
  );

Parameters

Name Type Description
_coords TGIS_Point3D coordinates to be translated xy structure
_xy_x Double easting
_xy_y Double northing
2017/09/04 11:13