# OSGeo::FDO::Geometry

## Classes
class | OSGeo::FDO::Geometry::DirectPositionImpl
| The DirectPositionImpl class is a default implementation of IDirectPosition. DirectPositionImpl implements accessors from IDirectPosition, matching mutators, and simple data members. Assignment and exact equality operators are also provided. More...
class | OSGeo::FDO::Geometry::EnvelopeImpl
| The EnvelopeImpl class is a default implementation of IEnvelope. EnvelopeImpl implements accessors from IEnvelope, matching mutators, and simple data members. Assignment, exact equality operators, and utility methods are also provided. More...
class | OSGeo::FDO::Geometry::FgfGeometryFactory
| The FgfGeometryFactory class is an FGF-based Geometry factory, a concrete class that implements all the members from GeometryFactoryAbstract. More...
class | OSGeo::FDO::Geometry::GeometryFactoryAbstract
| The GeometryFactoryAbstract class is a factory (abstract, non-pure) for Geometry objects and Geometry helper objects. More...
interface | OSGeo::FDO::Geometry::IArcSegmentAbstract
| The IArcSegmentAbstract class is an arc curve segment (abstract). More...
class | OSGeo::FDO::Geometry::IArcSegmentAbstractImp
| The IArcSegmentAbstract class is an arc curve segment (abstract). More...
interface | OSGeo::FDO::Geometry::ICircularArcSegment
| The ICircularArcSegment class is a circular arc curve segment. More...
class | OSGeo::FDO::Geometry::ICircularArcSegmentImp
| The ICircularArcSegment class is a circular arc curve segment. More...
interface | OSGeo::FDO::Geometry::ICurveAbstract
| The ICurveAbstract class is a curve Geometry type (abstract). ICurveAbstract is the most general curve type. More...
class | OSGeo::FDO::Geometry::ICurveAbstractImp
| The ICurveAbstractImp class is a curve Geometry type (concrete). ICurveAbstractImp is the most general curve type. More...
interface | OSGeo::FDO::Geometry::ICurvePolygon
| The ICurvePolygon class is a CurvePolygon geometry type. This type is defined by one exterior boundary and zero or more interior boundaries. Each of the boundaries must be a closed, simple Ring. More...
class | OSGeo::FDO::Geometry::ICurvePolygonImp
| The ICurvePolygonImp class is a concrete geometric CurvePolygon geometry type. This type is defined by one exterior boundary and zero or more interior boundaries. Each of the boundaries must be a closed, simple Ring. More...
interface | OSGeo::FDO::Geometry::ICurveSegmentAbstract
| The ICurveSegmentAbstract class is an abstract geometric Curve Segment object. This class is used strictly as a component of curves and, thus, does not inherit from IGeometry. More...
class | OSGeo::FDO::Geometry::ICurveSegmentAbstractImp
| The ICurveSegmentAbstractImp class is a concrete geometric Curve Segment object. This class is used strictly as a component of curves and, thus, does not inherit from IGeometry. More...
interface | OSGeo::FDO::Geometry::ICurveString
| The ICurveString class is a CurveString Geometry type. ICurveString is the most general non-abstract curve type. It is defined by an ordered collection of contiguous curve segments. More...
class | OSGeo::FDO::Geometry::ICurveStringImp
| The ICurveStringImp class is a concrete geometric CurveString Geometry type. ICurveString is the most general non-abstract curve type. It is defined by an ordered collection of contiguous curve segments. More...
interface | OSGeo::FDO::Geometry::IDirectPosition
| The IDirectPosition class is a direct position object. IDirectPosition is a simple coordinate position in any allowed dimension. The actual object may have several implementations, depending on the dimension and other factors. This is a lightweight helper type for Geometries in the Geometry package. Note: It does not derive from IGeometry. More...
class | OSGeo::FDO::Geometry::IDirectPositionImp
| The IDirectPositionImp class is a default implementation of the IDirectPosition object. IDirectPosition is a simple coordinate position in any allowed dimension. The actual object may have several implementations, depending on the dimension and other factors. This is a lightweight helper type for Geometries in the Geometry package. Note: It does not derive from IGeometry. More...
interface | OSGeo::FDO::Geometry::IEnvelope
| The IEnvelope class is a three-dimensional, axis-aligned box. This is a helper type for Geometries, and does not itself inherit from IGeometry. This type is typically used to record the "extents" of a shape, also known in 2 dimensions as an MBR ("Minimum Bounding Rectangle"). The box may be initially empty, meaning that no dimensions have an assigned value. Each individual extent may be unassigned, in which case using its accessor will return numeric_limits::quiet_NaN(). More...
class | OSGeo::FDO::Geometry::IEnvelopeImp
| The IEnvelopeImp class is a three-dimensional, axis-aligned box. This is a helper type for Geometries, and does not itself inherit from IGeometry. More...
interface | OSGeo::FDO::Geometry::IGeometricAggregateAbstract
| The IGeometricAggregateAbstract class is an aggregate Geometry (abstract) type. IGeometricAggregateAbstract is a single Geometry that is a collection of other geometries. There is no requirement that the geometries interact spatially. Non-abstract derived types should have at least one accessor that returns objects of the appropriate contained type. More...
class | OSGeo::FDO::Geometry::IGeometricAggregateAbstractImp
| The IGeometricAggregateAbstractImp class is a default implementation of the aggregate Geometry type. IGeometricAggregateAbstract is a single Geometry that is a collection of other geometries. There is no requirement that the geometries interact spatially. Non-abstract derived types should have at least one accessor that returns objects of the appropriate contained type. More...
interface | OSGeo::FDO::Geometry::IGeometry
| The IGeometry class defines the properties and methods common to all geometric types. IGeometry is an abstract type. More...
class | OSGeo::FDO::Geometry::IGeometryImp
| The IGeometryImp class defines the properties and methods common to all geometric types. IGeometryImp is a concreate implementation of IGeometry. More...
interface | OSGeo::FDO::Geometry::ILinearRing
| The ILinearRing class is a linear ring helper type. The shape of ILinearRing is the set of positions defined by the contained collection, plus linear interpolation between consecutive points. More...
class | OSGeo::FDO::Geometry::ILinearRingImp
| The ILinearRingImp class is a linear ring helper type. The shape of ILinearRingImp is the set of positions defined by the contained collection, plus linear interpolation between consecutive points. More...
interface | OSGeo::FDO::Geometry::ILineString
| The ILineString class is a LineString Geometry type. The shape of ILineString is the set of positions defined by the contained collection, plus linear interpolation between consecutive points. More...
class | OSGeo::FDO::Geometry::ILineStringImp
| The ILineStringImp class is a LineString Geometry type. The shape of ILineStringImp is the set of positions defined by the contained collection, plus linear interpolation between consecutive points. More...
interface | OSGeo::FDO::Geometry::ILineStringSegment
| The ILineStringSegment class is a LineString curve segment type. The shape of ILineStringSegment is the set of positions defined by the contained collection, plus linear interpolation between consecutive points. This is a helper type for Geometries in the Geometry package. Note: It does not derive from IGeometry. More...
class | OSGeo::FDO::Geometry::ILineStringSegmentImp
| The ILineStringSegmentImp class is a LineString curve segment type. The shape of ILineStringSegmentImp is the set of positions defined by the contained collection, plus linear interpolation between consecutive points. This is a helper type for Geometries in the Geometry package. Note: It does not derive from IGeometry. More...
interface | OSGeo::FDO::Geometry::IMultiCurvePolygon
| The IMultiCurvePolygon class is a multi-CurvePolygon aggregate Geometry type. More...
class | OSGeo::FDO::Geometry::IMultiCurvePolygonImp
| The IMultiCurvePolygonImp class is a multi-CurvePolygon aggregate Geometry type. More...
interface | OSGeo::FDO::Geometry::IMultiCurveString
| The IMultiCurveString class is a multi-CurveString collection Geometry type. The curves contained here do not have to be contiguous, nor spatially interact in any other way. More...
class | OSGeo::FDO::Geometry::IMultiCurveStringImp
| The IMultiCurveStringImp class is a multi-CurveString collection Geometry type. The curves contained here do not have to be contiguous, nor spatially interact in any other way. More...
interface | OSGeo::FDO::Geometry::IMultiGeometry
| The IMultiGeometry class is a heterogeneous MultiGeometry type. One MultiGeometry containing another MultiGeometry is not supported. More...
class | OSGeo::FDO::Geometry::IMultiGeometryImp
| The IMultiGeometryImp class is a heterogeneous MultiGeometry type. One MultiGeometry containing another MultiGeometry is not supported. More...
interface | OSGeo::FDO::Geometry::IMultiLineString
| The IMultiLineString class is a multi-LineString collection geometry type. The curves contained here do not have to be contiguous, nor spatially interact in any other way. More...
class | OSGeo::FDO::Geometry::IMultiLineStringImp
| The IMultiLineStringImp class is a multi-LineString collection geometry type. The curves contained here do not have to be contiguous, nor spatially interact in any other way. More...
interface | OSGeo::FDO::Geometry::IMultiPoint
| The IMultiPoint class is a multi-point aggregate Geometry type. More...
class | OSGeo::FDO::Geometry::IMultiPointImp
| The IMultiPointImp class is a multi-point aggregate Geometry type. More...
interface | OSGeo::FDO::Geometry::IMultiPolygon
| The IMultiPolygon class is a multi-polygon aggregate Geometry type. More...
class | OSGeo::FDO::Geometry::IMultiPolygonImp
| The IMultiPolygonImp class is a multi-polygon aggregate Geometry type. More...
interface | OSGeo::FDO::Geometry::IPoint
| The IPoint class is a point Geometry type. More...
class | OSGeo::FDO::Geometry::IPointImp
| The IPointImp class is a point Geometry type. More...
interface | OSGeo::FDO::Geometry::IPolygon
| The IPolygon class is a polygon Geometry type. IPolygon is defined by one exterior boundary and zero or more interior boundaries. Each of the boundaries must be a closed, simple LinearRing. More...
class | OSGeo::FDO::Geometry::IPolygonImp
| The IPolygonImp class is a polygon Geometry type. IPolygonImp is defined by one exterior boundary and zero or more interior boundaries. Each of the boundaries must be a closed, simple LinearRing. More...
interface | OSGeo::FDO::Geometry::IRing
| The IRing class is ring Geometry helper type. This is the most general non-abstract ring type. FdoIRing is defined by an ordered collection of contiguous curve segments. More...
interface | OSGeo::FDO::Geometry::IRingAbstract
| The IRingAbstract class is a ring Geometry helper type (abstract). IRingAbstract is the most general ring type. It is similar to CurveAbstract, but is always closed. More...
class | OSGeo::FDO::Geometry::IRingAbstractImp
| The IRingAbstractImp class is a ring Geometry helper type (abstract). FdoIRingAbstract is the most general ring type. It is similar to CurveAbstract, but is always closed. More...
class | OSGeo::FDO::Geometry::IRingImp
| The IRingImp class is ring Geometry helper type. This is the most general non-abstract ring type. FdoIRing is defined by an ordered collection of contiguous curve segments. More...
interface | OSGeo::FDO::Geometry::ISurfaceAbstract
| The ISurfaceAbstract class is a surface (abstract) Geometry type. More...
class | OSGeo::FDO::Geometry::ISurfaceAbstractImp
| The ISurfaceAbstractImp class is a surface (concrete) Geometry type. More...
class | OSGeo::FDO::Geometry::ObjectFactory
| () More...