23#include <geos/export.h>
26#include <geos/geom/Geometry.h>
27#include <geos/geom/Envelope.h>
28#include <geos/geom/LinearRing.h>
29#include <geos/geom/Dimension.h>
37class CoordinateSequenceFilter;
77 std::unique_ptr<Polygon>
clone()
const
79 return std::unique_ptr<Polygon>(cloneImpl());
92 bool hasM()
const override;
94 bool hasZ()
const override;
165 std::unique_ptr<Polygon> reverse()
const {
return std::unique_ptr<Polygon>(reverseImpl()); }
177 return shell->getEnvelopeInternal();
185 int compareToSameClass(
const Geometry* p)
const override;
205 Polygon(std::unique_ptr<LinearRing> && newShell,
206 std::vector<std::unique_ptr<LinearRing>> && newHoles,
209 Polygon(std::unique_ptr<LinearRing> && newShell,
216 std::unique_ptr<LinearRing> shell;
218 std::vector<std::unique_ptr<LinearRing>> holes;
223 getSortIndex()
const override
225 return SORTINDEX_POLYGON;
231 void normalize(LinearRing* ring,
bool clockwise);
Geometry classes support the concept of applying a coordinate filter to every coordinate in the Geome...
Definition CoordinateFilter.h:43
Interface for classes which provide operations that can be applied to the coordinates in a Coordinate...
Definition CoordinateSequenceFilter.h:55
DimensionType
Definition Dimension.h:29
An Envelope defines a rectangulare region of the 2D coordinate plane.
Definition Envelope.h:58
Definition GeometryComponentFilter.h:41
Supplies a set of utility methods for building Geometry objects from CoordinateSequence or other Geom...
Definition GeometryFactory.h:65
Geometry classes support the concept of applying a Geometry filter to the Geometry.
Definition GeometryFilter.h:45
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition Geometry.h:186
Models an OGC SFS LinearRing. A LinearRing is a LineString which is both closed and simple.
Definition LinearRing.h:54
Represents a linear polygon, which may include holes.
Definition Polygon.h:60
std::size_t getNumPoints() const override
Returns the count of this Geometrys vertices.
void normalize() override
const LinearRing * getExteriorRing() const
Returns the exterior ring (shell)
double getLength() const override
Returns the perimeter of this Polygon
const Envelope * getEnvelopeInternal() const override
Returns the minimum and maximum x and y values in this Geometry, or a null Envelope if this Geometry ...
Definition Polygon.h:176
uint8_t getCoordinateDimension() const override
Returns coordinate dimension.
int getBoundaryDimension() const override
Returns 1 (Polygon boundary is a MultiLineString)
std::string getGeometryType() const override
Return a string representation of this Geometry type.
Polygon(std::unique_ptr< LinearRing > &&newShell, std::vector< std::unique_ptr< LinearRing > > &&newHoles, const GeometryFactory &newFactory)
std::vector< const Polygon * > ConstVect
A vector of const Polygon pointers.
Definition Polygon.h:67
std::size_t getNumInteriorRing() const
Returns number of interior rings (hole)
void geometryChangedAction() override
Notifies this Geometry that its Coordinates have been changed by an external party.
Definition Polygon.h:220
double getArea() const override
Returns the area of this Geometry.
std::unique_ptr< CoordinateSequence > getCoordinates() const override
Returns this Geometry vertices. Caller takes ownership of the returned object.
std::unique_ptr< Geometry > getBoundary() const override
Computes the boundary of this geometry.
std::unique_ptr< Polygon > clone() const
Definition Polygon.h:77
bool isRectangle() const override
Polygon overrides to check for actual rectangle.
std::unique_ptr< Geometry > convexHull() const override
Returns the smallest convex Polygon that contains all the points in the Geometry.
std::vector< std::unique_ptr< LinearRing > > releaseInteriorRings()
Take ownership of this Polygon's interior rings. After releasing the rings, the Polygon should be con...
void orientRings(bool exteriorCW)
Apply a ring ordering convention to this polygon, with interior rings having an opposite orientation ...
Polygon * reverseImpl() const override
Make a geometry with coordinates in reverse order.
void apply_ro(CoordinateSequenceFilter &filter) const override
bool equalsIdentical(const Geometry *other) const override
Returns true if the two geometries are of the same type and their vertices corresponding by index are...
Polygon * cloneImpl() const override
Make a deep-copy of this Geometry.
Definition Polygon.h:212
const CoordinateXY * getCoordinate() const override
Returns a vertex of this Geometry, or NULL if this is the empty geometry.
bool isEmpty() const override
Returns whether or not the set of points in this Geometry is empty.
bool equalsExact(const Geometry *other, double tolerance=0) const override
Returns true iff the two Geometrys are of the same type and their vertices corresponding by index are...
const LinearRing * getInteriorRingN(std::size_t n) const
Get nth interior ring (hole)
Dimension::DimensionType getDimension() const override
Returns surface dimension (2)
std::unique_ptr< LinearRing > releaseExteriorRing()
Take ownership of this Polygon's exterior ring. After releasing the exterior ring,...
GeometryTypeId getGeometryTypeId() const override
Return an integer representation of this Geometry type.
void apply_rw(CoordinateSequenceFilter &filter) override
GeometryTypeId
Geometry types.
Definition Geometry.h:73
Basic namespace for all GEOS functionalities.
Definition geos.h:39