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api:dk11:activex:tatukgis_xdk11.itgis_viewerwnd.locate_3_itpoint_integer

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ITGIS_ViewerWnd.Locate_3 method

DK11 for ActiveX | TatukGIS_XDK11.ITGIS_ViewerWnd.Locate_3 | Methods | Properties

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

Available also on: Delphi FMX | .NET WinForms | Java.

Syntax

// C#
public ITGIS_ShapeAbstract Locate_3(
  ITPoint _pt,
  int _prec
);
' VisualBasic
Public Function Locate_3(
  ByVal _pt As ITPoint,
  ByVal _prec As Integer
) As ITGIS_ShapeAbstract
// Oxygene
public
  function Locate_3(
    _pt : ITPoint;
    _prec : Integer
  ) : ITGIS_ShapeAbstract;

Parameters

Name Type Description
_pt ITPoint reference point /searching point/ in pixels
_prec int
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

Result

Type Description
ITGIS_ShapeAbstract Located shape or nil
2020/05/22 01:05

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