NIImporter_SUMO.h

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/****************************************************************************/
// Importer for networks stored in SUMO format
/****************************************************************************/
// SUMO, Simulation of Urban MObility; see http://sumo.sourceforge.net/
// Copyright (C) 2001-2011 DLR (http://www.dlr.de/) and contributors
/****************************************************************************/
//
//   This program is free software; you can redistribute it and/or modify
//   it under the terms of the GNU General Public License as published by
//   the Free Software Foundation; either version 2 of the License, or
//   (at your option) any later version.
//
/****************************************************************************/
#ifndef NIImporter_SUMO_h
#define NIImporter_SUMO_h


// ===========================================================================
// included modules
// ===========================================================================
#ifdef _MSC_VER
#include <windows_config.h>
#else
#include <config.h>
#endif

#include <string>
#include <map>
#include <utils/xml/SUMOSAXHandler.h>
#include <utils/geom/GeoConvHelper.h>
#include <netbuild/NBLoadedSUMOTLDef.h>


// ===========================================================================
// class declarations
// ===========================================================================
class NBNetBuilder;
class NBEdge;
class OptionsCont;


// ===========================================================================
// class definitions
// ===========================================================================
class NIImporter_SUMO : public SUMOSAXHandler {
public:
    static void loadNetwork(const OptionsCont& oc, NBNetBuilder& nb);

    static NBLoadedSUMOTLDef* initTrafficLightLogic(const SUMOSAXAttributes& attrs, NBLoadedSUMOTLDef* currentTL);

    static void addPhase(const SUMOSAXAttributes& attrs, NBLoadedSUMOTLDef* currentTL);


protected:
    NIImporter_SUMO(NBNetBuilder& nb);


    ~NIImporter_SUMO() throw();





    void myStartElement(int element,
                        const SUMOSAXAttributes& attrs) throw(ProcessError);


    void myCharacters(int element,
                      const std::string& chars) throw(ProcessError);


    void myEndElement(int element) throw(ProcessError);


private:
    void _loadNetwork(const OptionsCont& oc);



    void addEdge(const SUMOSAXAttributes& attrs);


    void addLane(const SUMOSAXAttributes& attrs);


    void addJunction(const SUMOSAXAttributes& attrs);


    void addSuccEdge(const SUMOSAXAttributes& attrs);


    void addSuccLane(const SUMOSAXAttributes& attrs);

    void addConnection(const SUMOSAXAttributes& attrs);

    void addProhibition(const SUMOSAXAttributes& attrs);

    void setLocation(const SUMOSAXAttributes& attrs);



private:
    struct Connection {
        std::string toEdgeID;
        unsigned int toLaneIdx;
        std::string tlID;
        unsigned int tlLinkNo;
        bool mayDefinitelyPass;
    };


    struct LaneAttrs {
        SUMOReal maxSpeed;
        PositionVector shape;
        std::vector<Connection> connections;
        std::string allow;
        std::string disallow;
        SUMOReal width;
        SUMOReal offset;
    };


    struct EdgeAttrs {
        std::string id;
        std::string streetName;
        std::string type;
        std::string func;
        std::string fromNode;
        std::string toNode;
        PositionVector shape;
        int priority;
        SUMOReal maxSpeed;
        std::vector<LaneAttrs*> lanes;
        NBEdge* builtEdge;
        LaneSpreadFunction lsf;
    };


    struct Prohibition {
        std::string prohibitorFrom;
        std::string prohibitorTo;
        std::string prohibitedFrom;
        std::string prohibitedTo;
    };


    std::map<std::string, EdgeAttrs*> myEdges;

    std::vector<Prohibition> myProhibitions;

    NBNetBuilder& myNetBuilder;

    NBNodeCont& myNodeCont;

    NBTrafficLightLogicCont& myTLLCont;

    EdgeAttrs* myCurrentEdge;

    LaneAttrs* myCurrentLane;

    NBLoadedSUMOTLDef* myCurrentTL;

    GeoConvHelper* myLocation;

    bool mySuspectKeepShape;

    bool myHaveWarnedAboutDeprecatedSpreadType;
    bool myHaveWarnedAboutDeprecatedMaxSpeed;

    LaneAttrs* getLaneAttrsFromID(EdgeAttrs* edge, std::string lane_id);

    static void interpretLaneID(const std::string& lane_id, std::string& edge_id, unsigned int& index);

    static PositionVector reconstructEdgeShape(const EdgeAttrs* edge, const Position& from, const Position& to);

    static Position readPosition(const SUMOSAXAttributes& attrs, const std::string& id, bool& ok);

    void parseProhibitionConnection(const std::string& attr, std::string& from, std::string& to, bool& ok);
};


#endif

/****************************************************************************/