gis::Surface Class Reference

An abstract 2d surface. More...

#include <geometries.h>

Inheritance diagram for gis::Surface:

Public Member Functions
bool	accept (Geometry_visitor *v) override=0
	Applies a hierarchical visitor to this geometry. More...
Geometry_type	type () const override=0
	Gets the geometry type of the object. More...
Public Member Functions inherited from gis::Geometry
	Geometry ()=default
virtual	~Geometry ()=default
	Geometry (const Geometry &)=default
Geometry &	operator= (const Geometry &)=default
virtual Geometry *	clone () const =0
virtual Coordinate_system	coordinate_system () const =0
	Gets the coordinate system. More...
virtual bool	is_empty () const =0
	Check if this is an empty geometry. More...

Detailed Description

An abstract 2d surface.

Surface is a non-instantiable type in SQL.

Member Function Documentation

accept()

bool gis::Surface::accept ( Geometry_visitor *  v )

overridepure virtual

Applies a hierarchical visitor to this geometry.

See also

gis::Geometry_visitor

Parameters

v	A hierarchical visitor.

Return values

true	The execution was aborted by the visitor.
false	The execution completed.

Implements gis::Geometry.

Implemented in gis::Cartesian_polygon, gis::Geographic_polygon, and gis::Polygon.

type()

Geometry_type gis::Surface::type ( ) const

overridepure virtual

Gets the geometry type of the object.

Returns

The type of this object

Implements gis::Geometry.

Implemented in gis::Polygon.

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

• sql/gis/geometries.h