CGAL 5.6.1  IO Streams

I/O Functions for the WellKnown Text (WKT) File Format.
Functions  
template<typename Point >  
bool  CGAL::IO::read_point_WKT (std::istream &in, Point &point) 
fills a Point from a WKT stream. More...  
template<typename MultiPoint >  
bool  CGAL::IO::read_multi_point_WKT (std::istream &in, MultiPoint &mp) 
overwrites the content of a MultiPoint with the first line starting with MULTIPOINT in the stream. More...  
template<typename LineString >  
bool  CGAL::IO::read_linestring_WKT (std::istream &in, LineString &polyline) 
fills a Linestring from a WKT stream. More...  
template<typename MultiLineString >  
bool  CGAL::IO::read_multi_linestring_WKT (std::istream &in, MultiLineString &mls) 
overwrites the content of a MultiLineString with the first line starting with MULTILINESTRING in the stream. More...  
template<typename Polygon >  
bool  CGAL::IO::read_polygon_WKT (std::istream &in, Polygon &polygon) 
fills polygon from a WKT stream. More...  
template<typename MultiPolygon >  
bool  CGAL::IO::read_multi_polygon_WKT (std::istream &in, MultiPolygon &polygons) 
overwrites the content of a MultiPolygon with the first line starting with MULTIPOLYGON in the stream. More...  
template<typename Point >  
std::ostream &  CGAL::IO::write_point_WKT (std::ostream &out, const Point &point) 
writes point into a WKT stream. More...  
template<typename Polygon >  
std::ostream &  CGAL::IO::write_polygon_WKT (std::ostream &out, const Polygon &poly) 
writes poly into a WKT stream. More...  
template<typename LineString >  
std::ostream &  CGAL::IO::write_linestring_WKT (std::ostream &out, LineString ls) 
writes the content of ls into a WKT stream. More...  
template<typename MultiPoint >  
std::ostream &  CGAL::IO::write_multi_point_WKT (std::ostream &out, MultiPoint &mp) 
writes the content of mp into a WKT stream. More...  
template<typename MultiPolygon >  
std::ostream &  CGAL::IO::write_multi_polygon_WKT (std::ostream &out, MultiPolygon &polygons) 
writes the content of polygons into a WKT stream. More...  
template<typename MultiLineString >  
std::ostream &  CGAL::IO::write_multi_linestring_WKT (std::ostream &out, MultiLineString &mls) 
writes the content of mls into a WKT stream. More...  
template<typename MultiPoint , typename MultiLineString , typename MultiPolygon >  
bool  CGAL::IO::read_WKT (std::istream &is, MultiPoint &points, MultiLineString &polylines, MultiPolygon &polygons) 
reads the content of a WKT stream and fills points , polylines and polygons with all the POINT, MULTIPOINT, LINESTRING, MULTILINESTRING, POLYGON and MULTIPOLYGON it finds in input . More...  
bool CGAL::IO::read_linestring_WKT  (  std::istream &  in, 
LineString &  polyline  
) 
#include <CGAL/IO/WKT.h>
fills a Linestring
from a WKT stream.
The first line starting with LINESTRING in the stream will be used.
Linestring  must be a model of RandomAccessRange of CGAL::Point_2 , and have:

FT
are supported.CGAL::Point_2
bool CGAL::IO::read_multi_linestring_WKT  (  std::istream &  in, 
MultiLineString &  mls  
) 
#include <CGAL/IO/WKT.h>
overwrites the content of a MultiLineString
with the first line starting with MULTILINESTRING in the stream.
MultiLineString  must be a model of RandomAccessRange of Linestring , and have:

FT
are supported.CGAL::Point_2
bool CGAL::IO::read_multi_point_WKT  (  std::istream &  in, 
MultiPoint &  mp  
) 
#include <CGAL/IO/WKT.h>
overwrites the content of a MultiPoint
with the first line starting with MULTIPOINT in the stream.
MultiPoint  must be a model of RandomAccessRange of CGAL::Point_2 or CGAL::Point_3 , and have:

FT
are supported.CGAL::Point_2
CGAL::Point_3
bool CGAL::IO::read_multi_polygon_WKT  (  std::istream &  in, 
MultiPolygon &  polygons  
) 
#include <CGAL/IO/WKT.h>
overwrites the content of a MultiPolygon
with the first line starting with MULTIPOLYGON in the stream.
MultiPolygon  must be a model of RandomAccessRange of CGAL::General_polygon_with_holes_2 , and have:

FT
are supported.bool CGAL::IO::read_point_WKT  (  std::istream &  in, 
Point &  point  
) 
#include <CGAL/IO/WKT.h>
fills a Point
from a WKT stream.
The first line starting with POINT in the stream will be used.
Point  can be a CGAL::Point_2 or CGAL::Point_3 . 
FT
are supported.CGAL::Point_2
CGAL::Point_3
bool CGAL::IO::read_polygon_WKT  (  std::istream &  in, 
Polygon &  polygon  
) 
#include <CGAL/IO/WKT.h>
fills polygon
from a WKT stream.
The first line starting with POLYGON in the stream will be used.
Polygon  is a CGAL::General_polygon_with_holes_2 . 
FT
are supported.bool CGAL::IO::read_WKT  (  std::istream &  is, 
MultiPoint &  points,  
MultiLineString &  polylines,  
MultiPolygon &  polygons  
) 
#include <CGAL/IO/WKT.h>
reads the content of a WKT stream and fills points
, polylines
and polygons
with all the POINT, MULTIPOINT, LINESTRING, MULTILINESTRING, POLYGON and MULTIPOLYGON it finds in input
.
MultiPoint  must be a model of RandomAccessRange of CGAL::Point_2 or CGAL::Point_3 . 
MultiLineString  must be a RandomAccessRange of Linestring . 
MultiPolygon  must be a model of RandomAccessRange of CGAL::General_polygon_with_holes_2 . 
FT
are supported.CGAL::IO::read_linestring_WKT()
std::ostream& CGAL::IO::write_linestring_WKT  (  std::ostream &  out, 
LineString  ls  
) 
#include <CGAL/IO/WKT.h>
writes the content of ls
into a WKT stream.
LineString  must be a RandomAccessRange of CGAL::Point_2 . 
FT
are supported.CGAL::Point_2
std::ostream& CGAL::IO::write_multi_linestring_WKT  (  std::ostream &  out, 
MultiLineString &  mls  
) 
#include <CGAL/IO/WKT.h>
writes the content of mls
into a WKT stream.
MultiLineString  must be a RandomAccessRange of LineString . 
FT
are supported.CGAL::IO::write_linestring_WKT()
std::ostream& CGAL::IO::write_multi_point_WKT  (  std::ostream &  out, 
MultiPoint &  mp  
) 
#include <CGAL/IO/WKT.h>
writes the content of mp
into a WKT stream.
MultiPoint  must be a RandomAccessRange of CGAL::Point_2 . 
FT
are supported.CGAL::Point_2
std::ostream& CGAL::IO::write_multi_polygon_WKT  (  std::ostream &  out, 
MultiPolygon &  polygons  
) 
#include <CGAL/IO/WKT.h>
writes the content of polygons
into a WKT stream.
MultiPolygon  must be a RandomAccessRange of CGAL::General_polygon_with_holes_2 . 
FT
are supported.std::ostream& CGAL::IO::write_point_WKT  (  std::ostream &  out, 
const Point &  point  
) 
#include <CGAL/IO/WKT.h>
writes point
into a WKT stream.
Point  is a CGAL::Point_2 
FT
are supported.CGAL::Point_2
std::ostream& CGAL::IO::write_polygon_WKT  (  std::ostream &  out, 
const Polygon &  poly  
) 
#include <CGAL/IO/WKT.h>
writes poly
into a WKT stream.
Polygon  must be a CGAL::General_polygon_with_holes_2 
FT
are supported.