NIXMLEdgesHandler.h

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/****************************************************************************/
// Importer for network edges stored in XML
/****************************************************************************/
// SUMO, Simulation of Urban MObility; see http://sumo.sourceforge.net/
// Copyright 2001-2010 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/geom/Position2DVector.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(SumoXMLTag element,
                        const SUMOSAXAttributes &attrs) throw(ProcessError);


    void myEndElement(SumoXMLTag element) throw(ProcessError);


private:
    Position2DVector tryGetShape(const SUMOSAXAttributes &attrs) throw();


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


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


    NBNode * insertNodeChecking(const Position2D &pos,
                                const std::string &name, const std::string &dir);


    void parseSplitLanes(const std::string &val) throw(ProcessError);


private:
    OptionsCont &myOptions;

    std::string myCurrentID;

    SUMOReal myCurrentSpeed;

    int myCurrentPriority;

    int myCurrentLaneNo;

    std::string myCurrentType;

    NBNode *myFromNode, *myToNode;

    SUMOReal myLength;

    Position2DVector myShape;

    NBEdge::LaneSpreadFunction myLanesSpread;

    NBNodeCont &myNodeCont;

    NBEdgeCont &myEdgeCont;

    NBTypeCont &myTypeCont;

    NBDistrictCont &myDistrictCont;

    bool myIsUpdate;

    NBEdge *myCurrentEdge;


    struct Split {
        std::vector<int> lanes;
        SUMOReal pos;
        int nameid;
        Position2D 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 myHaveReportedAboutFunctionDeprecation;

    bool myHaveReportedAboutOverwriting;


private:
    NIXMLEdgesHandler(const NIXMLEdgesHandler &s);

    NIXMLEdgesHandler &operator=(const NIXMLEdgesHandler &s);

};


#endif

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