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TGIS_ViewerWnd.Locate(TPoint; Integer) method

DK11 for Delphi | FMX.GisViewerWnd.TGIS_ViewerWnd.Locate | Overloads | Constructors | Methods | Properties | Events

Locate a shape that is near _pt, but is closer than _prec distance.

Available also on: .NET WinForms | Java | ActiveX | Python.


Implements IGIS_Viewer.Locate.

// Delphi
  function Locate(
    const _pt : TPoint;
    const _prec : Integer
  ) : TGIS_ShapeAbstract; overload;
// C++ Builder
  TGIS_ShapeAbstract* Locate(
    TPoint* const _pt,
    const int _prec
  ) /* overload */;


Name Type Description
_pt TPoint reference point /searching point/ in pixels
_prec Integer precision /not a longer distance than/; for points inside the polygon (if _prec >= 0) the distance will be multiply by 0.95 (to prefer points inside the polygon) but will not be bigger then _prec; for point distance will be multiplied by 0.9 to prefer points over lines and polygons; precision is express in pixels


Type Description
TGIS_ShapeAbstract Located shape or nil
2022/11/16 01:14

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