geos::geom::Location Class Reference

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

#include <Location.h>

List of all members.

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

enum geos::geom::Location::Value

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:
Generated on Fri Mar 27 04:53:26 2009 for GEOS by  doxygen 1.5.4