21 #ifndef GEOS_GEOM_GEOMETRY_H
22 #define GEOS_GEOM_GEOMETRY_H
24 #ifndef USE_UNSTABLE_GEOS_CPP_API
26 # warning "The GEOS C++ API is unstable, please use the C API instead"
27 # warning "HINT: #include geos_c.h"
29 #pragma message("The GEOS C++ API is unstable, please use the C API instead")
30 #pragma message("HINT: #include geos_c.h")
34 #include <geos/export.h>
35 #include <geos/inline.h>
36 #include <geos/geom/Envelope.h>
37 #include <geos/geom/Dimension.h>
38 #include <geos/geom/GeometryComponentFilter.h>
39 #include <geos/geom/IntersectionMatrix.h>
49 #pragma warning(disable: 4251)
50 #pragma warning(disable: 4355)
57 class CoordinateFilter;
58 class CoordinateSequence;
59 class CoordinateSequenceFilter;
60 class GeometryComponentFilter;
61 class GeometryFactory;
94 enum GeometrySortIndex {
96 SORTINDEX_MULTIPOINT = 1,
97 SORTINDEX_LINESTRING = 2,
98 SORTINDEX_LINEARRING = 3,
99 SORTINDEX_MULTILINESTRING = 4,
100 SORTINDEX_POLYGON = 5,
101 SORTINDEX_MULTIPOLYGON = 6,
102 SORTINDEX_GEOMETRYCOLLECTION = 7
201 using Ptr = std::unique_ptr<Geometry> ;
204 virtual std::unique_ptr<Geometry>
clone()
const = 0;
239 _userData = newUserData;
349 return d == getDimension();
352 bool isPuntal()
const {
356 bool isLineal()
const {
360 bool isPolygonal()
const {
364 bool isCollection()
const {
365 int t = getGeometryTypeId();
487 const std::string& intersectionPattern)
const;
490 relate(
const Geometry& g,
const std::string& intersectionPattern)
const
492 return relate(&g, intersectionPattern);
498 std::unique_ptr<IntersectionMatrix> relate(
const Geometry& g)
const
590 virtual std::string toText()
const;
596 std::unique_ptr<Geometry>
buffer(
double distance)
const;
605 std::unique_ptr<Geometry>
buffer(
double distance,
int quadrantSegments)
const;
643 std::unique_ptr<Geometry>
buffer(
double distance,
int quadrantSegments,
644 int endCapStyle)
const;
657 virtual std::unique_ptr<Geometry>
reverse()
const = 0;
770 for(std::size_t i = 0, n = getNumGeometries(); i < n; ++i) {
771 f.filter(getGeometryN(i));
809 double cDistance)
const;
862 return std::any_of(geometries->begin(), geometries->end(), [](
const T& g) { return !g->isEmpty(); });
871 return std::any_of(geometries->begin(), geometries->end(), [](
const T& g) { return g == nullptr; });
885 static void checkNotGeometryCollection(
const Geometry* g);
892 virtual Envelope::Ptr computeEnvelopeInternal()
const = 0;
894 virtual int compareToSameClass(
const Geometry* geom)
const = 0;
896 int compare(std::vector<Coordinate> a, std::vector<Coordinate> b)
const;
898 int compare(std::vector<Geometry*> a, std::vector<Geometry*> b)
const;
900 int compare(
const std::vector<std::unique_ptr<Geometry>> & a,
const std::vector<std::unique_ptr<Geometry>> & b)
const;
903 double tolerance)
const;
920 static std::vector<std::unique_ptr<Geometry>> toGeometryArray(std::vector<std::unique_ptr<T>> && v) {
921 static_assert(std::is_base_of<Geometry, T>::value,
"");
922 std::vector<std::unique_ptr<Geometry>> gv(v.size());
923 for (
size_t i = 0; i < v.size(); i++) {
924 gv[i] = std::move(v[i]);
931 virtual int getSortIndex()
const = 0;
936 class GEOS_DLL GeometryChangedFilter :
public GeometryComponentFilter {
938 void filter_rw(Geometry* geom)
override;
941 static GeometryChangedFilter geometryChangedFilter;
947 const GeometryFactory* _factory;
958 struct GEOS_DLL GeometryGreaterThen {
977 typedef std::unique_ptr<Geometry> GeomPtr;
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:57
The internal representation of a list of coordinates inside a Geometry.
Definition: CoordinateSequence.h:58
Coordinate is the lightweight class used to store coordinates.
Definition: Coordinate.h:60
DimensionType
Definition: Dimension.h:31
@ A
Dimension value of a surface (2).
Definition: Dimension.h:48
@ L
Dimension value of a curve (1).
Definition: Dimension.h:45
@ P
Dimension value of a point (0).
Definition: Dimension.h:42
An Envelope defines a rectangulare region of the 2D coordinate plane.
Definition: Envelope.h:58
Definition: GeometryComponentFilter.h:43
Supplies a set of utility methods for building Geometry objects from CoordinateSequence or other Geom...
Definition: GeometryFactory.h:68
Geometry classes support the concept of applying a Geometry filter to the Geometry.
Definition: GeometryFilter.h:47
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:188
virtual int getBoundaryDimension() const =0
Returns the dimension of this Geometrys inherent boundary.
std::unique_ptr< IntersectionMatrix > relate(const Geometry *g) const
Returns the DE-9IM intersection matrix for the two Geometrys.
std::vector< Geometry * > NonConstVect
A vector of non-const Geometry pointers.
Definition: Geometry.h:198
void applyComponentFilter(T &f) const
Apply a filter to each component of this geometry. The filter is expected to provide a ....
Definition: Geometry.h:768
virtual int compareTo(const Geometry *geom) const
Comparator for sorting geometry.
virtual ~Geometry()
Destroy Geometry and all components.
virtual bool equals(const Geometry *g) const
Returns true if the DE-9IM intersection matrix for the two Geometrys is T*F**FFF*.
void geometryChangedAction()
Notifies this Geometry that its Coordinates have been changed by an external party.
virtual void apply_rw(CoordinateSequenceFilter &filter)=0
std::unique_ptr< Geometry > buffer(double distance, int quadrantSegments) const
Returns a buffer region around this Geometry having the given width and with a specified number of se...
const GeometryFactory * getFactory() const
Gets the factory which contains the context in which this geometry was created.
Definition: Geometry.h:218
virtual bool equalsExact(const Geometry *other, double tolerance=0) const =0
Returns true iff the two Geometrys are of the same type and their vertices corresponding by index are...
virtual bool isDimensionStrict(Dimension::DimensionType d) const
Checks whether this Geometry consists only of components having dimension d.
Definition: Geometry.h:348
virtual void normalize()=0
std::unique_ptr< Envelope > envelope
The bounding box of this Geometry.
Definition: Geometry.h:857
virtual void apply_ro(CoordinateSequenceFilter &filter) const =0
virtual bool intersects(const Geometry *g) const
Returns true if disjoint returns false.
virtual const Envelope * getEnvelopeInternal() const
Returns the minimum and maximum x and y values in this Geometry, or a null Envelope if this Geometry ...
virtual bool crosses(const Geometry *g) const
virtual GeometryTypeId getGeometryTypeId() const =0
Return an integer representation of this Geometry type.
virtual std::unique_ptr< Geometry > getBoundary() const =0
Returns the boundary, or an empty geometry of appropriate dimension if this Geometry is empty.
virtual std::string getGeometryType() const =0
Return a string representation of this Geometry type.
const PrecisionModel * getPrecisionModel() const
Get the PrecisionModel used to create this Geometry.
virtual uint8_t getCoordinateDimension() const =0
Returns the coordinate dimension of this Geometry (2=XY, 3=XYZ, 4=XYZM in future).
virtual bool isWithinDistance(const Geometry *geom, double cDistance) const
Tests whether the distance from this Geometry to another is less than or equal to a specified value.
virtual double getLength() const
Returns the length of this Geometry.
virtual double distance(const Geometry *g) const
Returns the minimum distance between this Geometry and the Geometry g.
virtual std::unique_ptr< Geometry > reverse() const =0
Computes a new geometry which has all component coordinate sequences in reverse order (opposite orien...
std::unique_ptr< Geometry > Ptr
An unique_ptr of Geometry.
Definition: Geometry.h:201
virtual bool getCentroid(Coordinate &ret) const
Computes the centroid of this Geometry as a Coordinate.
virtual std::unique_ptr< Geometry > clone() const =0
Make a deep-copy of this Geometry.
virtual std::unique_ptr< Point > getCentroid() const
Computes the centroid of this Geometry.
virtual std::unique_ptr< CoordinateSequence > getCoordinates() const =0
Returns this Geometry vertices. Caller takes ownership of the returned object.
void * getUserData() const
Gets the user data object for this geometry, if any.
Definition: Geometry.h:249
virtual bool within(const Geometry *g) const
Returns true if the DE-9IM intersection matrix for the two Geometrys is T*F**F***.
virtual std::size_t getNumPoints() const =0
Returns the count of this Geometrys vertices.
virtual std::unique_ptr< Geometry > getEnvelope() const
Returns this Geometrys bounding box.
static bool hasNullElements(const CoordinateSequence *list)
Returns true if the CoordinateSequence contains any null elements.
void setUserData(void *newUserData)
A simple scheme for applications to add their own custom data to a Geometry. An example use might be ...
Definition: Geometry.h:237
virtual bool isEmpty() const =0
Returns whether or not the set of points in this Geometry is empty.
std::unique_ptr< Geometry > buffer(double distance) const
std::unique_ptr< Geometry > intersection(const Geometry *other) const
Returns a Geometry representing the points shared by this Geometry and other.
bool relate(const Geometry *g, const std::string &intersectionPattern) const
Returns true if the elements in the DE-9IM intersection matrix for the two Geometrys match the elemen...
Geometry(const GeometryFactory *factory)
Construct a geometry with the given GeometryFactory.
std::vector< const Geometry * > ConstVect
A vector of const Geometry pointers.
Definition: Geometry.h:195
virtual int getSRID() const
Returns the ID of the Spatial Reference System used by the Geometry.
Definition: Geometry.h:265
virtual bool touches(const Geometry *other) const
Returns true if the DE-9IM intersection matrix for the two Geometrys is FT*******,...
std::unique_ptr< Geometry > Union(const Geometry *other) const
Returns a Geometry representing all the points in this Geometry and other.
virtual std::string toString() const
Returns the Well-known Text representation of this Geometry.
virtual bool isValid() const
Tests the validity of this Geometry.
virtual bool isSimple() const
Returns false if the Geometry not simple.
static bool hasNonEmptyElements(const std::vector< T > *geometries)
Returns true if the array contains any non-empty Geometrys.
Definition: Geometry.h:861
Ptr Union() const
Computes the union of all the elements of this geometry. Heterogeneous GeometryCollections are fully ...
virtual bool disjoint(const Geometry *other) const
std::unique_ptr< Geometry > buffer(double distance, int quadrantSegments, int endCapStyle) const
Computes a buffer area around this geometry having the given width and with a specified accuracy of a...
virtual bool contains(const Geometry *g) const
Returns true if other.within(this) returns true.
virtual bool isEquivalentClass(const Geometry *other) const
Returns whether the two Geometrys are equal, from the point of view of the equalsExact method.
bool coveredBy(const Geometry *g) const
Tests whether this geometry is covered by the specified geometry.
Definition: Geometry.h:581
std::unique_ptr< Geometry > difference(const Geometry *other) const
Returns a Geometry representing the points making up this Geometry that do not make up other.
virtual std::size_t getNumGeometries() const
Definition: Geometry.h:310
virtual double getArea() const
Returns the area of this Geometry.
virtual const Coordinate * getCoordinate() const =0
Returns a vertex of this Geometry, or NULL if this is the empty geometry.
std::unique_ptr< Geometry > symDifference(const Geometry *other) const
Returns a set combining the points in this Geometry not in other, and the points in other not in this...
std::unique_ptr< Point > getInteriorPoint() const
Computes an interior point of this Geometry.
virtual bool isRectangle() const
Polygon overrides to check for actual rectangle.
Definition: Geometry.h:339
virtual bool overlaps(const Geometry *g) const
Returns true if the DE-9IM intersection matrix for the two Geometrys is T*T***T** (for two points or ...
virtual const Geometry * getGeometryN(std::size_t) const
Returns a pointer to the nth Geometry in this collection (or self if this is not a collection)
Definition: Geometry.h:318
bool covers(const Geometry *g) const
Returns true if this geometry covers the specified geometry.
virtual Dimension::DimensionType getDimension() const =0
Returns the dimension of this Geometry (0=point, 1=line, 2=surface)
virtual void geometryChanged()
Notifies this Geometry that its Coordinates have been changed by an external party (using a Coordinat...
virtual std::unique_ptr< Geometry > convexHull() const
Returns the smallest convex Polygon that contains all the points in the Geometry.
static bool hasNullElements(const std::vector< T > *geometries)
Returns true if the vector contains any null elements.
Definition: Geometry.h:870
virtual void setSRID(int newSRID)
Sets the ID of the Spatial Reference System used by the Geometry.
Definition: Geometry.h:274
Specifies the precision model of the Coordinate in a Geometry.
Definition: PrecisionModel.h:87
std::ostream & operator<<(std::ostream &os, const Coordinate &c)
Output function.
GeometryTypeId
Geometry types.
Definition: Geometry.h:75
@ GEOS_MULTILINESTRING
a collection of linestrings
Definition: Geometry.h:87
@ GEOS_LINEARRING
a linear ring (linestring with 1st point == last point)
Definition: Geometry.h:81
@ GEOS_GEOMETRYCOLLECTION
a collection of heterogeneus geometries
Definition: Geometry.h:91
@ GEOS_POINT
a point
Definition: Geometry.h:77
@ GEOS_LINESTRING
a linestring
Definition: Geometry.h:79
@ GEOS_POLYGON
a polygon
Definition: Geometry.h:83
@ GEOS_MULTIPOLYGON
a collection of polygons
Definition: Geometry.h:89
@ GEOS_MULTIPOINT
a collection of points
Definition: Geometry.h:85
std::string jtsport()
Return the version of JTS this GEOS release has been ported from.
std::string geosversion()
Return current GEOS version.
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:26