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api:dk11:delphi:gislayerpixeludf.tgis_getnativevalueevent_tpoint_tgis_doublearray

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TGIS_GetNativeValueEvent prototype

DK11 for Delphi | GisLayerPixelUDF.TGIS_GetNativeValueEvent | Classes | Prototypes

GetNativeValue event. Fired upon reading original grid value of point.

Syntax

// Delphi
type
  TGIS_GetNativeValueEvent = function (
    const _pt : TPoint;
    const _ar : TGIS_DoubleArray
  ) : Boolean of object;
// C++ Builder
typedef bool (_closure *TGIS_GetNativeValueEvent)(
  TPoint* const _pt,
  TGIS_DoubleArray* const _ar
);

Parameters

Name Type Description
_pt TPoint requested point
_ar TGIS_DoubleArray array of float values for _pt point

Result

Type Description
Boolean
2017/09/04 11:15