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#include "routing/geometry.hpp"
#include "routing/routing_exceptions.hpp"
#include "geometry/mercator.hpp"
#include "base/assert.hpp"
#include "std/string.hpp"
using namespace routing;
namespace
{
class GeometryLoaderImpl final : public GeometryLoader
{
public:
GeometryLoaderImpl(Index const & index, MwmSet::MwmId const & mwmId, string const & country,
shared_ptr<IVehicleModel> vehicleModel);
// GeometryLoader overrides:
virtual void Load(uint32_t featureId, RoadGeometry & road) const override;
private:
shared_ptr<IVehicleModel> m_vehicleModel;
Index::FeaturesLoaderGuard m_guard;
string const m_country;
};
GeometryLoaderImpl::GeometryLoaderImpl(Index const & index, MwmSet::MwmId const & mwmId,
string const & country,
shared_ptr<IVehicleModel> vehicleModel)
: m_vehicleModel(vehicleModel), m_guard(index, mwmId), m_country(country)
{
ASSERT(m_vehicleModel, ());
}
void GeometryLoaderImpl::Load(uint32_t featureId, RoadGeometry & road) const
{
FeatureType feature;
bool const isFound = m_guard.GetFeatureByIndex(featureId, feature);
if (!isFound)
MYTHROW(RoutingException, ("Feature", featureId, "not found in ", m_country));
feature.ParseGeometry(FeatureType::BEST_GEOMETRY);
road.Load(*m_vehicleModel, feature);
}
} // namespace
namespace routing
{
// RoadGeometry ------------------------------------------------------------------------------------
RoadGeometry::RoadGeometry(bool oneWay, double speed, Points const & points)
: m_points(points), m_speed(speed), m_isOneWay(oneWay)
{
ASSERT_GREATER(speed, 0.0, ());
}
void RoadGeometry::Load(IVehicleModel const & vehicleModel, FeatureType const & feature)
{
CHECK(vehicleModel.IsRoad(feature),
("Feature", feature.GetID().m_index, "is not a road in the current vehicle model"));
m_isOneWay = vehicleModel.IsOneWay(feature);
m_speed = vehicleModel.GetSpeed(feature);
m_points.clear();
m_points.reserve(feature.GetPointsCount());
for (size_t i = 0; i < feature.GetPointsCount(); ++i)
m_points.emplace_back(feature.GetPoint(i));
}
// Geometry ----------------------------------------------------------------------------------------
Geometry::Geometry(unique_ptr<GeometryLoader> loader) : m_loader(move(loader))
{
ASSERT(m_loader, ());
}
RoadGeometry const & Geometry::GetRoad(uint32_t featureId)
{
auto const & it = m_roads.find(featureId);
if (it != m_roads.cend())
return it->second;
RoadGeometry & road = m_roads[featureId];
m_loader->Load(featureId, road);
return road;
}
// static
unique_ptr<GeometryLoader> GeometryLoader::Create(Index const & index, MwmSet::MwmId const & mwmId,
shared_ptr<IVehicleModel> vehicleModel)
{
CHECK(mwmId.IsAlive(), ());
return make_unique<GeometryLoaderImpl>(index, mwmId, mwmId.GetInfo()->GetCountryName(),
vehicleModel);
}
} // namespace routing
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