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#include "generator/feature_maker_base.hpp"
#include "generator/osm_element.hpp"
#include "base/assert.hpp"
#include <utility>
using namespace feature;
namespace generator
{
FeatureMakerBase::FeatureMakerBase(cache::IntermediateDataReader & cache) : m_cache(cache) {}
bool FeatureMakerBase::Add(OsmElement & element)
{
FeatureParams params;
ParseParams(params, element);
switch (element.m_type)
{
case OsmElement::EntityType::Node:
return BuildFromNode(element, params);
case OsmElement::EntityType::Way:
return BuildFromWay(element, params);
case OsmElement::EntityType::Relation:
return BuildFromRelation(element, params);
default:
return false;
}
}
size_t FeatureMakerBase::Size() const
{
return m_queue.size();
}
bool FeatureMakerBase::Empty() const
{
return m_queue.empty();
}
bool FeatureMakerBase::GetNextFeature(FeatureBuilder & feature)
{
if (m_queue.empty())
return false;
feature = std::move(m_queue.front());
m_queue.pop();
return true;
}
void TransformAreaToPoint(FeatureBuilder & feature)
{
CHECK(feature.IsArea(), ());
auto const center = feature.GetGeometryCenter();
auto const id = feature.GetLastOsmId();
feature.ResetGeometry();
feature.SetOsmId(id);
feature.SetCenter(center);
}
void TransformAreaToLine(FeatureBuilder & feature)
{
CHECK(feature.IsArea(), ());
feature.SetLinear(feature.GetParams().m_reverseGeometry);
}
FeatureBuilder MakePointFromArea(FeatureBuilder const & feature)
{
FeatureBuilder tmp(feature);
TransformAreaToPoint(tmp);
return tmp;
}
FeatureBuilder MakeLineFromArea(FeatureBuilder const & feature)
{
FeatureBuilder tmp(feature);
TransformAreaToLine(tmp);
return tmp;
}
} // namespace generator
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