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api:dk11:python:tatukgis.pdk.igis_viewer.locate_tgis_point_double

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IGIS_Viewer.Locate(tatukgis.pdk.TGIS_Point, float) method

DK11 for Python | tatukgis.pdk.IGIS_Viewer.Locate | Overloads | Methods | Properties

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

Available also on: Delphi | .NET | Java | ActiveX.

Syntax

# Python
def Locate(
  self
  _ptg: tatukgis.pdk.TGIS_Point
  _prec: float
) -> tatukgis.pdk.TGIS_ShapeAbstract: 

Parameters

Name Type Description
_ptg tatukgis.pdk.TGIS_Point reference point /searching point/
_prec float 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 map units

Result

Type Description
tatukgis.pdk.TGIS_ShapeAbstract Located shape or nil

Remarks

To improve performance sections visibility can be used to choose layer to call its Locate method.

2022/11/30 15:58

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