Public Member Functions |
Geometry * | clone () const |
CoordinateSequence * | getCoordinates (void) const |
| Returns this Geometry vertices. Caller takes ownership of the returned object.
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const CoordinateSequence * | getCoordinatesRO () const |
size_t | getNumPoints () const |
| Returns the count of this Geometrys vertices.
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bool | isEmpty () const |
| Returns whether or not the set of points in this Geometry is empty.
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bool | isSimple () const |
| Returns false if the Geometry not simple.
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Dimension::DimensionType | getDimension () const |
| Returns point dimension (0)
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virtual int | getCoordinateDimension () const |
| Returns coordinate dimension.
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int | getBoundaryDimension () const |
| Returns Dimension::False (Point has no boundary)
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Geometry * | getBoundary () const |
double | getX () const |
double | getY () const |
const Coordinate * | getCoordinate () const |
| Returns a vertex of this Geometry, or NULL if this is the empty geometry.
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std::string | getGeometryType () const |
| Return a string representation of this Geometry type.
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virtual GeometryTypeId | getGeometryTypeId () const |
| Return an integer representation of this Geometry type.
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void | apply_ro (CoordinateFilter *filter) const |
void | apply_rw (const CoordinateFilter *filter) |
void | apply_ro (GeometryFilter *filter) const |
void | apply_rw (GeometryFilter *filter) |
void | apply_rw (GeometryComponentFilter *filter) |
void | apply_ro (GeometryComponentFilter *filter) const |
void | apply_rw (CoordinateSequenceFilter &filter) |
void | apply_ro (CoordinateSequenceFilter &filter) const |
bool | equalsExact (const Geometry *other, double tolerance=0) const |
| Returns true if the two Geometrys are exactly equal, up to a specified tolerance.
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void | normalize (void) |
| Converts this Geometry to normal form (or canonical form).
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Geometry * | reverse () const |
virtual | ~Geometry () |
| Destroy Geometry and all components.
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const GeometryFactory * | getFactory () const |
| Gets the factory which contains the context in which this geometry was created.
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void | setUserData (void *newUserData) |
| A simple scheme for applications to add their own custom data to a Geometry. An example use might be to add an object representing a Coordinate Reference System.
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void * | getUserData () |
| Gets the user data object for this geometry, if any.
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virtual int | getSRID () const |
virtual void | setSRID (int newSRID) |
const PrecisionModel * | getPrecisionModel () const |
| Get the PrecisionModel used to create this Geometry.
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virtual std::size_t | getNumGeometries () const |
virtual const Geometry * | getGeometryN (std::size_t) const |
virtual bool | isValid () const |
| Tests the validity of this Geometry .
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virtual bool | isRectangle () const |
| Polygon overrides to check for actual rectangle.
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virtual Geometry * | getEnvelope () const |
| Returns this Geometrys bounding box.
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virtual const Envelope * | getEnvelopeInternal () const |
| Returns the minimum and maximum x and y values in this Geometry, or a null Envelope if this Geometry is empty.
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virtual bool | disjoint (const Geometry *other) const |
virtual bool | touches (const Geometry *other) const |
| Returns true if the DE-9IM intersection matrix for the two Geometrys is FT*******, F**T***** or F***T****.
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virtual bool | intersects (const Geometry *g) const |
| Returns true if disjoint returns false.
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virtual bool | crosses (const Geometry *g) const |
virtual bool | within (const Geometry *g) const |
| Returns true if the DE-9IM intersection matrix for the two Geometrys is T*F**F***.
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virtual bool | contains (const Geometry *g) const |
| Returns true if other.within(this) returns true.
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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 two surfaces) 1*T***T** (for two curves).
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virtual 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 elements in intersectionPattern.
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bool | relate (const Geometry &g, const std::string &intersectionPattern) const |
virtual IntersectionMatrix * | relate (const Geometry *g) const |
| Returns the DE-9IM intersection matrix for the two Geometrys.
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IntersectionMatrix * | relate (const Geometry &g) const |
virtual bool | equals (const Geometry *g) const |
| Returns true if the DE-9IM intersection matrix for the two Geometrys is T*F**FFF*.
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bool | covers (const Geometry *g) const |
| Returns true if this geometry covers the specified geometry.
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bool | coveredBy (const Geometry *g) const |
| Tests whether this geometry is covered by the specified geometry.
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virtual std::string | toString () const |
| Returns the Well-known Text representation of this Geometry.
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virtual std::string | toText () const |
virtual Geometry * | buffer (double distance) const |
| Returns a buffer region around this Geometry having the given width.
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virtual Geometry * | buffer (double distance, int quadrantSegments) const |
| Returns a buffer region around this Geometry having the given width and with a specified number of segments used to approximate curves.
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virtual 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 approximation for circular arcs, and using a specified end cap style.
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virtual Geometry * | convexHull () const |
| Returns the smallest convex Polygon that contains all the points in the Geometry.
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virtual Geometry * | intersection (const Geometry *other) const |
| Returns a Geometry representing the points shared by this Geometry and other.
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Geometry * | Union (const Geometry *other) const |
| Returns a Geometry representing all the points in this Geometry and other.
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AutoPtr | Union () const |
virtual Geometry * | difference (const Geometry *other) const |
| Returns a Geometry representing the points making up this Geometry that do not make up other.
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virtual 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 Geometry.
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template<class T > |
void | applyComponentFilter (T &f) const |
| Apply a fiter to each component of this geometry. The filter is expected to provide a .filter(const Geometry*) method.
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virtual int | compareTo (const Geometry *geom) const |
virtual double | distance (const Geometry *g) const |
| Returns the minimum distance between this Geometry and the Geometry g.
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virtual double | getArea () const |
| Returns the area of this Geometry.
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virtual double | getLength () const |
| Returns the length of this Geometry.
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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.
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virtual Point * | getCentroid () const |
| Computes the centroid of this Geometry .
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virtual bool | getCentroid (Coordinate &ret) const |
| Computes the centroid of this Geometry as a Coordinate.
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virtual Point * | getInteriorPoint () const |
| Computes an interior point of this Geometry .
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virtual void | geometryChanged () |
void | geometryChangedAction () |
| Notifies this Geometry that its Coordinates have been changed by an external party.
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