GraphParser.h

浏览该文件的文档.

// Copyright (c) 2017 Computer Vision Center (CVC) at the Universitat Autonoma
// de Barcelona (UAB).
//
// This work is licensed under the terms of the MIT license.
// For a copy, see <https://opensource.org/licenses/MIT>.
 
#pragma once
 
#include "CityAreaDescription.h"
#include "GraphTypes.h"
#include "RoadSegmentDescription.h"
 
#include <vector>
 
namespace MapGen {
 
  class DoublyConnectedEdgeList;
 
  class GraphParser : private NonCopyable
  {
  public:
 
    explicit GraphParser(DoublyConnectedEdgeList &Dcel);
 
    bool HasRoadSegments() const {
      return !RoadSegments.empty();
    }
 
    bool HasCityAreas() const {
      return !CityAreas.empty();
    }
 
    size_t RoadSegmentCount() const {
      return RoadSegments.size();
    }
 
    size_t CityAreaCount() const {
      return CityAreas.size();
    }
 
    const RoadSegmentDescription &GetRoadSegmentAt(size_t i) const {
      return *RoadSegments[i];
    }
 
    const CityAreaDescription &GetCityAreaAt(size_t i) const {
      return *CityAreas[i];
    }
 
    TUniquePtr<RoadSegmentDescription> PopRoadSegment() {
      TUniquePtr<RoadSegmentDescription> ptr{RoadSegments.back().Release()};
      RoadSegments.pop_back();
      return ptr;
    }
 
    TUniquePtr<CityAreaDescription> PopCityArea() {
      TUniquePtr<CityAreaDescription> ptr{CityAreas.back().Release()};
      CityAreas.pop_back();
      return ptr;
    }
 
  private:
 
    using RoadSegmentList = std::vector<TUniquePtr<RoadSegmentDescription>>;
 
    using CityAreaList = std::vector<TUniquePtr<CityAreaDescription>>;
 
    RoadSegmentList RoadSegments;
 
    CityAreaList CityAreas;
  };
 
} // namespace MapGen