# FdoIPolygon Class Reference

`#include <IPolygon.h>`

Inheritance diagram for FdoIPolygon:

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List of all members.

## Detailed Description

The FdoIPolygon class is a polygon Geometry type. FdoIPolygon is defined by one exterior boundary and zero or more interior boundaries. Each of the boundaries must be a closed, simple LinearRing.

Definition at line 36 of file IPolygon.h.

## Public Member Functions
virtual FDO_GEOM_API FdoILinearRing * | GetExteriorRing () const =0
| Gets the ring defining the outer boundary.
virtual FDO_GEOM_API FdoILinearRing * | GetInteriorRing (FdoInt32 index) const =0
| Gets the interior ring at the specified (zero-based) index.
virtual FDO_GEOM_API FdoInt32 | GetInteriorRingCount () const =0
| Gets the number of interior rings.
## Protected Member Functions
FDO_GEOM_API | FdoIPolygon ()
| Constructs a default instance.
virtual FDO_GEOM_API | ~FdoIPolygon ()
| Default destructor.

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

- IPolygon.h