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#pragma once
#include "generator/feature_builder.hpp"
#include <iterator>
#include <boost/geometry.hpp>
namespace generator
{
namespace boost_helpers
{
template <typename BoostPoint, typename BoostGeometry, typename FbGeometry>
void FillBoostGeometry(BoostGeometry & geometry, FbGeometry const & fbGeometry)
{
geometry.reserve(fbGeometry.size());
for (auto const & p : fbGeometry)
boost::geometry::append(geometry, BoostPoint{p.x, p.y});
}
template <typename BoostPolygon>
void FillPolygon(BoostPolygon & polygon, FeatureBuilder1 const & fb)
{
using BoostPoint = typename BoostPolygon::point_type;
auto const & fbGeometry = fb.GetGeometry();
CHECK(!fbGeometry.empty(), ());
auto it = std::begin(fbGeometry);
FillBoostGeometry<BoostPoint>(polygon.outer(), *it);
polygon.inners().resize(fbGeometry.size() - 1);
int i = 0;
++it;
for (; it != std::end(fbGeometry); ++it)
FillBoostGeometry<BoostPoint>(polygon.inners()[i++], *it);
boost::geometry::correct(polygon);
}
} // namespace boost_helpers
} // namespace generator
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