CGAL 5.6.1 - 2D Polygons
Stream_support/Polygon_WKT.cpp
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/IO/WKT.h>
#include <iostream>
#include <fstream>
#include <deque>
int main(int argc, char* argv[])
{
typedef std::deque<Polygon> MultiPolygon;
{
std::ifstream is((argc>1)?argv[1]:"data/polygons.wkt");
std::list<Polygon> polys;
do
{
Polygon p;
if(!p.outer_boundary().is_empty())
polys.push_back(p);
}while(is.good() && !is.eof());
for(Polygon p : polys)
std::cout<<p<<std::endl;
}
{
std::ifstream is((argc>2)?argv[2]:"data/multipolygon.wkt");
MultiPolygon mp;
for(Polygon p : mp)
std::cout<<p<<std::endl;
}
return 0;
}