NIXMLEdgesHandler.h

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/****************************************************************************/
// Importer for network edges stored in XML
/****************************************************************************/
// 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 NIXMLEdgesHandler_h
#define NIXMLEdgesHandler_h


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

#include <utils/common/SUMOVehicleClass.h>
#include <utils/geom/PositionVector.h>
#include <utils/xml/SUMOSAXHandler.h>
#include <netbuild/NBEdge.h>


// ===========================================================================
// class declarations
// ===========================================================================
class OptionsCont;
class NBNode;
class NBEdge;
class NBNodeCont;
class NBEdgeCont;
class NBTypeCont;
class NBDistrictCont;


// ===========================================================================
// class definitions
// ===========================================================================
class NIXMLEdgesHandler : public SUMOSAXHandler {
public:
    NIXMLEdgesHandler(NBNodeCont& nc, NBEdgeCont& ec,
                      NBTypeCont& tc, NBDistrictCont& dc, OptionsCont& options) throw();


    ~NIXMLEdgesHandler() throw();


protected:


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


    void myEndElement(int element) throw(ProcessError);


private:
    PositionVector tryGetShape(const SUMOSAXAttributes& attrs) throw();


    LaneSpreadFunction tryGetLaneSpread(const SUMOSAXAttributes& attrs);


    bool setNodes(const SUMOSAXAttributes& attrs) throw();


    SUMOReal tryGetPosition(const SUMOSAXAttributes& attrs, SumoXMLAttr attrID,
                            const std::string& attrName);


    NBNode* insertNodeChecking(const Position& pos,
                               const std::string& name, const std::string& dir);


private:
    OptionsCont& myOptions;



    std::string myCurrentID;

    SUMOReal myCurrentSpeed;

    int myCurrentPriority;

    int myCurrentLaneNo;

    SUMOReal myCurrentWidth;

    SUMOReal myCurrentOffset;

    std::string myCurrentStreetName;

    std::string myCurrentType;

    NBNode* myFromNode, *myToNode;

    SUMOReal myLength;

    PositionVector myShape;

    LaneSpreadFunction myLanesSpread;

    SUMOVehicleClasses myAllowed;

    SUMOVehicleClasses myNotAllowed;


    bool myIsUpdate;

    NBEdge* myCurrentEdge;



    NBNodeCont& myNodeCont;

    NBEdgeCont& myEdgeCont;

    NBTypeCont& myTypeCont;

    NBDistrictCont& myDistrictCont;


    struct Split {
        std::vector<int> lanes;
        SUMOReal pos;
        int nameid;
        Position gpos;
    };

    std::vector<Split> mySplits;


    class split_sorter {
    public:
        explicit split_sorter() { }

        int operator()(const Split& e1, const Split& e2) const {
            return e1.pos < e2.pos;
        }
    };


    class split_by_pos_finder {
    public:
        explicit split_by_pos_finder(SUMOReal pos)
            : myPosition(pos) { }

        bool operator()(const Split& e) {
            return e.pos==myPosition;
        }

    private:
        SUMOReal myPosition;

    };


    bool myHaveReportedAboutOverwriting;

    bool myHaveWarnedAboutDeprecatedSpreadType, myHaveWarnedAboutDeprecatedFromTo,
         myHaveWarnedAboutDeprecatedNoLanes, myHaveWarnedAboutDeprecatedLaneId;


private:

    void addEdge(const SUMOSAXAttributes& attrs);

    void deleteEdge(const SUMOSAXAttributes& attrs);

    void addLane(const SUMOSAXAttributes& attrs);

    void addSplit(const SUMOSAXAttributes& attrs);

private:
    NIXMLEdgesHandler(const NIXMLEdgesHandler& s);

    NIXMLEdgesHandler& operator=(const NIXMLEdgesHandler& s);

};


#endif

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