GEOS  3.8.0dev
Public Types | Static Public Member Functions | List of all members
geos::geom::Location Class Reference

Constants representing the location of a point relative to a geometry. More...

#include <Location.h>

Public Types

enum  Value { UNDEF = -1, INTERIOR = 0, BOUNDARY = 1, EXTERIOR = 2 }
 

Static Public Member Functions

static char toLocationSymbol (int locationValue)
 

Detailed Description

Constants representing the location of a point relative to a geometry.

They can also be thought of as the row or column index of a DE-9IM matrix. For a description of the DE-9IM, see the OpenGIS Simple Features Specification for SQL .

Member Enumeration Documentation

Enumerator
UNDEF 

Used for uninitialized location values.

INTERIOR 

DE-9IM row index of the interior of the first geometry and column index of the interior of the second geometry. Location value for the interior of a geometry.

BOUNDARY 

DE-9IM row index of the boundary of the first geometry and column index of the boundary of the second geometry. Location value for the boundary of a geometry.

EXTERIOR 

DE-9IM row index of the exterior of the first geometry and column index of the exterior of the second geometry. Location value for the exterior of a geometry.


The documentation for this class was generated from the following file: