CompoundCurve is a curve that may have circular and linear segments. More...
#include <CompoundCurve.h>
Public Types  
typedef void  ReturnType 
typedef Visitor  VisitorType 
Public Member Functions  
virtual ReturnType  accept (VisitorType &guest) const =0 
It call the visit method from the guest object. More...  
Initializer methods on geometric objects  
Methods for initializing a geometric object.  
CompoundCurve (GeomType t, int srid=0, Envelope *mbr=0)  
It initializes the compound curve with the specified spatial reference system id and envelope. More...  
CompoundCurve (std::size_t size, GeomType t, int srid=0, Envelope *mbr=0)  
It initializes the compound curve with the specified spatial reference system id and envelope. More...  
CompoundCurve (const CompoundCurve &rhs)  
Copy constructor. More...  
~CompoundCurve ()  
Virtual destructor. More...  
CompoundCurve &  operator= (const CompoundCurve &rhs) 
Assignment operator. More...  
ReImplementation from AbstractData  
Methods reImplementated from AbstractData.  
te::dt::AbstractData *  clone () const 
It clones the compound curve. More...  
ReImplmentation of methods from Geometry class  
ReImplmentation of basic methods from Geometry class.  
const std::string &  getGeometryType () const throw () 
The name of instantiable subtype is: CompoundCurve. More...  
void  setSRID (int srid) throw () 
It sets the Spatial Reference System ID of the compound curve. More...  
void  transform (int srid) throw (te::common::Exception) 
It converts the coordinate values of the compound curve to the new spatial reference system. More...  
void  computeMBR (bool cascade) const throw () 
It computes the minimum bounding rectangle for the compound curve. More...  
std::size_t  getNPoints () const throw () 
It returns the number of points (vertexes) in the compound curve. More...  
Geometry *  locateBetween (const double &mStart, const double &mEnd) const throw (Exception) 
It returns a derived geometry collection value according to the range of coordinate values inclusively. More...  
ReImplementation from Curve  
Methods reimpleented from Curve.  
double  getLength () const 
The length of this Curve in its associated spatial reference. More...  
Point *  getStartPoint () const 
It returns the curve start point. More...  
Point *  getEndPoint () const 
It returns the curve end point. More...  
bool  isClosed () const 
It returns true if the curve is closed (startPoint = endPoint). More...  
CompoundCurve Specific Methods  
Specific methods for a CompoundCurve.  
std::size_t  size () const 
It returns the number of elements in the compound geometry. More...  
void  makeEmpty () 
It clears all the segments. More...  
Curve *  getCurve (std::size_t i) const 
It returns the ith curve. More...  
void  add (Curve *c) 
It adds the curve to the compound. More...  
const std::vector< Curve * > &  getCurves () const 
It returns a pointer to the internal array of segments. More...  
std::vector< Curve * > &  getCurves () 
It returns a pointer to the internal array of segments. More...  
Curve Specific Methods  
Specific methods for a Curve.  
bool  isRing () const 
It returns true if the curve is closed and simple. More...  
ReImplmentation of methods from Geometry class  
ReImplmentation of basic methods from Geometry class.  
Dimensionality  getDimension () const throw () 
Curves are 1dimensional objects. More...  
Basic Geometry Methods  
Basic methods on geometric objects.  
int  getCoordinateDimension () const throw () 
It returns the number of measurements or axes needed to describe a position in a coordinate system. More...  
GeomType  getGeomTypeId () const throw () 
It returns the geometry subclass type identifier. More...  
int  getSRID () const throw () 
It returns the Spatial Reference System ID associated to this geometric object. More...  
Geometry *  getEnvelope () const throw () 
It returns the minimum bounding rectangle (MBR) for the geometry. More...  
const Envelope *  getMBR () const throw () 
It returns the minimum bounding rectangle for the geometry in an internal representation. More...  
std::string  asText () const throw () 
It returns an string with the WellKnown Text Representation for the geometry. More...  
char *  asBinary (std::size_t &size) const throw (Exception) 
It serializes the geometric object to a Wellknown Binary Representation (WKB). More...  
std::size_t  getWkbSize () const throw () 
It returns the size required by a WKB representation for this geometric object. More...  
void  getWkb (char *wkb, te::common::MachineByteOrder byteOrder) const throw (Exception) 
It serializes the geometry to a WKB representation into the specified buffer. More...  
virtual bool  isEmpty () const throw (std::exception) 
It returns true if this geometric object is the empty Geometry. More...  
virtual bool  isSimple () const throw (std::exception) 
It returns true if this geometric object has no anomalous points, such as self intersection or self tangency. More...  
virtual bool  isValid () const throw (std::exception) 
It tells if the geometry is well formed. More...  
bool  is3D () const throw () 
It returns true if this geometric object has z coordinate values. More...  
bool  isMeasured () const throw () 
It returns true if this geometric object has m coordinate values. More...  
virtual Geometry *  getBoundary () const throw (std::exception) 
It returns the geometry boundary. More...  
Spatial Relations  
Methods for testing spatial relations between geometric objects. Please, see OGC specification for a in depth definition of each spatial operation.  
virtual bool  equals (const Geometry *const rhs, const bool exact=false) const throw (std::exception) 
It returns true if the geometry object is spatially equal to rhs geometry. More...  
virtual bool  disjoint (const Geometry *const rhs) const throw (std::exception) 
It returns true if the geometry object is spatially disjoint from rhs geometry. More...  
virtual bool  intersects (const Geometry *const rhs) const throw (std::exception) 
It returns true if the geometry object spatially intersects rhs geometry. More...  
virtual bool  touches (const Geometry *const rhs) const throw (std::exception) 
It returns true if the geometry object spatially touches rhs geometry. More...  
virtual bool  crosses (const Geometry *const rhs) const throw (std::exception) 
It returns true if the geometry object spatially crosses rhs geometry. More...  
virtual bool  within (const Geometry *const rhs) const throw (std::exception) 
It returns true if the geometry object is spatially within rhs geometry. More...  
virtual bool  contains (const Geometry *const rhs) const throw (std::exception) 
It returns true if this geometry object spatially contains rhs geometry. More...  
virtual bool  overlaps (const Geometry *const rhs) const throw (std::exception) 
It returns true if this geometry object spatially overlaps rhs geometry. More...  
virtual bool  relate (const Geometry *const rhs, const std::string &matrix) const throw (std::exception) 
It returns true if this geometry object is spatially related to rhs geometry according to the pattern expressed by the intersection matrix. More...  
virtual std::string  relate (const Geometry *const rhs) const throw (std::exception) 
It returns the spatial relation between this geometry object and the rhs geometry. More...  
virtual bool  covers (const Geometry *const rhs) const throw (std::exception) 
It returns true if this geometry object spatially covers the rhs geometry. More...  
virtual bool  coveredBy (const Geometry *const rhs) const throw (std::exception) 
It returns true if this geometry object is spatially covered by rhs geometry. More...  
virtual Geometry *  locateAlong (const double &mValue) const throw (Exception) 
It returns a derived GeometryCollection value according to the specified coordinate value. More...  
Spatial Analysis  
Methods that support spatial analysis.  
virtual double  distance (const Geometry *const rhs) const throw (std::exception) 
It returns the shortest distance between any two points in the two geometry objects. More...  
virtual Geometry *  buffer (const double &distance) const throw (std::exception) 
This method calculates the buffer of a geometry. More...  
virtual Geometry *  buffer (const double &distance, int quadrantSegments) const throw (std::exception) 
This method calculates the buffer of a geometry. More...  
virtual Geometry *  buffer (const double &distance, int quadrantSegments, BufferCapStyle endCapStyle) const throw (std::exception) 
This method calculates the buffer of a geometry. More...  
virtual Geometry *  convexHull () const throw (std::exception) 
This method calculates the Convex Hull of a geometry. More...  
virtual Geometry *  intersection (const Geometry *const rhs) const throw (std::exception) 
It returns a geometric object that represents the point set intersection with another geometry. More...  
virtual Geometry *  Union (const Geometry *const rhs) const throw (std::exception) 
It returns a geometric object that represents the point set union with another geometry. More...  
virtual Geometry *  difference (const Geometry *const rhs) const throw (std::exception) 
It returns a geometric object that represents the point set difference with another geometry. More...  
virtual Geometry *  symDifference (const Geometry *const rhs) const throw (std::exception) 
It returns a geometric object that represents the point set symetric difference with another geometry. More...  
virtual bool  dWithin (const Geometry *const rhs, const double &distance) const throw (std::exception) 
It returns true if the geometries are within the specified distance. More...  
AbstractData Reimplementation  
Methods reimplemneted from AbstractData.  
int  getTypeCode () const 
It returns the data type code associated to the data value. More...  
std::string  toString () const 
It returns the data value in a WKT representation. More...  
Static Public Member Functions  
Auxiliary Methods  
Auxiliary Methods.  
static GeomType  getGeomTypeId (const std::string >ype) 
It returns the TerraLib geometry type id given a type string (the type string must be in capital letters). More...  
static bool  isGeomType (const std::string &stype) 
It tells if the given string is a geometry data type. More...  
static void  loadGeomTypeId () 
It loads the internal MAP of geometry type names to geometry type ids. More...  
Protected Attributes  
std::vector< Curve * >  m_curves 
The list of segments of the compund curve. More...  
GeomType  m_gType 
Internal geometry type. More...  
Envelope *  m_mbr 
The geometry minimum bounding rectangle. More...  
int  m_srid 
The Spatial Reference System code associated to the Geometry. More...  
Static Protected Attributes  
static std::map< std::string, GeomType >  sm_geomTypeMap 
A set of geometry type names (in UPPER CASE). More...  
Static Private Attributes  
static const std::string  sm_typeName 
CompoundCurve is a curve that may have circular and linear segments.
Definition at line 53 of file CompoundCurve.h.

inherited 
Definition at line 58 of file BaseVisitable.h.

inherited 
Definition at line 57 of file BaseVisitable.h.
It initializes the compound curve with the specified spatial reference system id and envelope.
t  The internal type of the compound curve. 
srid  The Spatial Reference System ID associated to the compound curve. 
mbr  The minimum bounding rectangle of this geometry (i.e., its envelope). 
te::gm::CompoundCurve::CompoundCurve  (  std::size_t  size, 
GeomType  t,  
int  srid = 0 , 

Envelope *  mbr = 0 

) 
It initializes the compound curve with the specified spatial reference system id and envelope.
size  The number of elements in the CompoundCurve. It must be a value greater than 0. 
t  The internal type of the compound curve. 
srid  The Spatial Reference System ID associated to the compound curve. 
mbr  The minimum bounding rectangle of this geometry (i.e., its envelope). 
te::gm::CompoundCurve::CompoundCurve  (  const CompoundCurve &  rhs  ) 
Copy constructor.
rhs  The other geometry. 
te::gm::CompoundCurve::~CompoundCurve  (  ) 
Virtual destructor.

pure virtualinherited 
It call the visit method from the guest object.
guest  The guest or visitor. 
void te::gm::CompoundCurve::add  (  Curve *  c  ) 
It adds the curve to the compound.
c  The curve to be added to the compound. The compound will take its ownership. 

inherited 
It serializes the geometric object to a Wellknown Binary Representation (WKB).
size  The size in bytes of the returned WKB. 
Exception  It will throw an exception if the operation could not be performed. 

inherited 
It returns an string with the WellKnown Text Representation for the geometry.

virtualinherited 
This method calculates the buffer of a geometry.
distance  Distance value. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
This method calculates the buffer of a geometry.
distance  Distance value. 
quadrantSegments  A specified number of segments used to approximate the curves. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
This method calculates the buffer of a geometry.
As in GEOS, the quadrantSegments argument allows controlling the accuracy of the approximation by specifying the number of line segments used to represent a quadrant of a circle.
distance  Distance value. 
quadrantSegments  A specified number of segments used to approximate the curves. 
endCapStyle  It specifies the shape used at the ends of linestrings. 
std::exception  It will throw an exception if the operation could not be performed. 

virtual 
It clones the compound curve.
Implements te::dt::AbstractData.

virtual 
It computes the minimum bounding rectangle for the compound curve.
cascade  For compound curve this flag doesn't have effect. 
Implements te::gm::Geometry.

virtualinherited 
It returns true if this geometry object spatially contains rhs geometry.
rhs  The other geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
This method calculates the Convex Hull of a geometry.
std::exception  It will throw an exception if the operation could not be performed. 
Referenced by te::rp::GetTPConvexHullArea().

virtualinherited 
It returns true if this geometry object is spatially covered by rhs geometry.
rhs  The other geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns true if this geometry object spatially covers the rhs geometry.
rhs  The other geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns true if the geometry object spatially crosses rhs geometry.
rhs  The other geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns a geometric object that represents the point set difference with another geometry.
rhs  Another geometry whose difference with this geometry will be calculated. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns true if the geometry object is spatially disjoint from rhs geometry.
rhs  The other geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns the shortest distance between any two points in the two geometry objects.
rhs  The other geometry. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns true if the geometries are within the specified distance.
rhs  The other geometry whose symetric difference with this geometry will be calculated. 
distance  The distance. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns true if the geometry object is spatially equal to rhs geometry.
rhs  The another geometry to be compared. 
exact  If true checks if this geometric object has the same vertexes in the same order of rhs geometry. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns the geometry boundary.
std::exception  It will throw an exception if the operation could not be performed. 

inherited 
It returns the number of measurements or axes needed to describe a position in a coordinate system.
It returns:
Curve* te::gm::CompoundCurve::getCurve  (  std::size_t  i  )  const 
It returns the ith curve.

inline 
It returns a pointer to the internal array of segments.
Definition at line 285 of file CompoundCurve.h.

inline 
It returns a pointer to the internal array of segments.
Definition at line 299 of file CompoundCurve.h.

virtualinherited 

virtual 
It returns the curve end point.
Implements te::gm::Curve.

inherited 
It returns the minimum bounding rectangle (MBR) for the geometry.
As one can notice, the mbr is returned as a geometry, actually a polygon defined by the corner points of the bounding box [(MINX, MINY), (MAXX, MINY), (MAXX, MAXY), (MINX, MAXY), (MINX, MINY)].

virtual 
The name of instantiable subtype is: CompoundCurve.
Implements te::gm::Geometry.

inlineinherited 
It returns the geometry subclass type identifier.
Definition at line 178 of file Geometry.h.
Referenced by te::rst::PolygonIterator< T >::decompose(), and te::rst::PolygonIterator< T >::setNextLine().

staticinherited 
It returns the TerraLib geometry type id given a type string (the type string must be in capital letters).
stype  The geometry type name. 

virtual 
The length of this Curve in its associated spatial reference.
Reimplemented from te::gm::Curve.

inherited 
It returns the minimum bounding rectangle for the geometry in an internal representation.
The mbr can be constructed when reading a geometry from a database or it can be computed internally. So, if the mbr is not already set it will compute it just when this method is called. Successive calls to this method will not compute the mbr anymore.
Referenced by te::rst::PolygonIterator< T >::PolygonIterator().

virtual 
It returns the number of points (vertexes) in the compound curve.
Implements te::gm::Geometry.

inlineinherited 
It returns the Spatial Reference System ID associated to this geometric object.
This value can be used to identify the associated Spatial Reference System.
Definition at line 189 of file Geometry.h.
Referenced by te::rst::PolygonIterator< T >::decompose(), te::rst::LineIterator< T >::LineIterator(), te::rst::PolygonIterator< T >::PolygonIterator(), and te::rst::PolygonIterator< T >::setNextLine().

virtual 
It returns the curve start point.
Implements te::gm::Curve.

virtualinherited 
It returns the data type code associated to the data value.
Implements te::dt::AbstractData.

inherited 
It serializes the geometry to a WKB representation into the specified buffer.
The wkb parameter must have at least getWkbSize() in order to be used. Don't pass a NULL pointer or a buffer smaller than the size needed. Note that the WKB will be on the specified byte order.
wkb  The buffer where the Geometry will be serialized. 
byteOrder  The byte order used to store/serialize the geometry. 
Exception  It will throw an exception if the operation could not be performed. 

inherited 
It returns the size required by a WKB representation for this geometric object.
This is the preferred method for creating a WKB. First of all, it gives you the possibility to use a preallocated buffer. So, this method can be used in conjunction with the getWkb method.

virtualinherited 
It returns a geometric object that represents the point set intersection with another geometry.
std::exception  It will throw an exception if the operation could not be performed. 
Referenced by te::rst::LineIterator< T >::LineIterator(), and te::rst::PolygonIterator< T >::setNextLine().

virtualinherited 
It returns true if the geometry object spatially intersects rhs geometry.
rhs  The other geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

inherited 
It returns true if this geometric object has z coordinate values.

virtual 
It returns true if the curve is closed (startPoint = endPoint).
Implements te::gm::Curve.

virtualinherited 
It returns true if this geometric object is the empty Geometry.
If true, then this geometric object represents the empty point set for the coordinate space.
std::exception  It will throw an exception if the operation could not be performed. 
Referenced by te::rst::PolygonIterator< T >::setNextLine().

staticinherited 
It tells if the given string is a geometry data type.
stype  The geometry type to be checked. 

inherited 
It returns true if this geometric object has m coordinate values.

inherited 
It returns true if the curve is closed and simple.

virtualinherited 
It returns true if this geometric object has no anomalous points, such as self intersection or self tangency.
See the ISO and OGC documentation for an explanation about specific conditions of each type of geometry to be considered not simple.
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It tells if the geometry is well formed.
std::exception  It will throw an exception if the operation could not be performed. 

staticinherited 
It loads the internal MAP of geometry type names to geometry type ids.

inlinevirtualinherited 
It returns a derived GeometryCollection value according to the specified coordinate value.
mValue  The coordinate value. 
Exception  It will throw an exception if the operation could not be performed. 
Definition at line 611 of file Geometry.h.

virtual 
It returns a derived geometry collection value according to the range of coordinate values inclusively.
mStart  The initial coordinate value. 
mEnd  The final coordinate value. 
Reimplemented from te::gm::Geometry.
void te::gm::CompoundCurve::makeEmpty  (  ) 
It clears all the segments.
CompoundCurve& te::gm::CompoundCurve::operator=  (  const CompoundCurve &  rhs  ) 
Assignment operator.
rhs  The other geometry. 

virtualinherited 
It returns true if this geometry object spatially overlaps rhs geometry.
rhs  The other geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns true if this geometry object is spatially related to rhs geometry according to the pattern expressed by the intersection matrix.
It does this by testing for intersections between the interior, boundary and exterior of the two geometric objects as specified by the values in the matrix.
rhs  The other geometry to be compared. 
matrix  The intersection matrix. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns the spatial relation between this geometry object and the rhs geometry.
rhs  The another geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

virtual 
It sets the Spatial Reference System ID of the compound curve.
srid  The Spatial Reference System ID to be associated to the compound curve. 
Implements te::gm::Geometry.

inline 
It returns the number of elements in the compound geometry.
Definition at line 253 of file CompoundCurve.h.

virtualinherited 
It returns a geometric object that represents the point set symetric difference with another geometry.
rhs  The other geometry whose symetric difference with this geometry will be calculated. 
std::exception  It will throw an exception if the operation could not be performed. 

inlinevirtualinherited 
It returns the data value in a WKT representation.
Implements te::dt::AbstractData.
Definition at line 858 of file Geometry.h.
Referenced by te::rst::PolygonIterator< T >::decompose().

virtualinherited 
It returns true if the geometry object spatially touches rhs geometry.
rhs  The other geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

virtual 
It converts the coordinate values of the compound curve to the new spatial reference system.
After calling this method the compound curve will be associated to the new SRID.
srid  The new Spatial Reference System ID used to transform the coordinates of the compound curve. 
Exception  It will throw an exception if it can not do the transformation. 
Implements te::gm::Geometry.

virtualinherited 
It returns a geometric object that represents the point set union with another geometry.
rhs  Another geometry whose union with this geometry will be calculated. 
std::exception  It will throw an exception if the operation could not be performed. 

virtualinherited 
It returns true if the geometry object is spatially within rhs geometry.
rhs  The other geometry to be compared. 
std::exception  It will throw an exception if the operation could not be performed. 

protected 
The list of segments of the compund curve.
Definition at line 308 of file CompoundCurve.h.

protectedinherited 
Internal geometry type.
Definition at line 864 of file Geometry.h.

mutableprotectedinherited 
The geometry minimum bounding rectangle.
Definition at line 866 of file Geometry.h.

protectedinherited 
The Spatial Reference System code associated to the Geometry.
Definition at line 865 of file Geometry.h.

staticprotectedinherited 
A set of geometry type names (in UPPER CASE).
Definition at line 868 of file Geometry.h.

staticprivate 
Definition at line 312 of file CompoundCurve.h.