SAXWeightsHandler.h

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/****************************************************************************/
// An XML-handler for network weights
/****************************************************************************/
// 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 SAXWeightsHandler_h
#define SAXWeightsHandler_h


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

#include <string>
#include <utils/xml/SUMOSAXHandler.h>
#include <utils/common/SUMOTime.h>


// ===========================================================================
// class declarations
// ===========================================================================
class OptionsCont;
class RONet;
class ROEdge;


// ===========================================================================
// class definitions
// ===========================================================================
class SAXWeightsHandler : public SUMOSAXHandler {
public:
    class EdgeFloatTimeLineRetriever {
    public:
        EdgeFloatTimeLineRetriever() throw() { }

        virtual ~EdgeFloatTimeLineRetriever() throw() { }

        virtual void addEdgeWeight(const std::string &id,
                                   SUMOReal val, SUMOReal beg, SUMOReal end) const throw() = 0;

    };

    class ToRetrieveDefinition {
    public:
        ToRetrieveDefinition(const std::string &attributeName, bool edgeBased,
                             EdgeFloatTimeLineRetriever &destination);

        ~ToRetrieveDefinition();

    public:
        std::string myAttributeName;

        EdgeFloatTimeLineRetriever &myDestination;

        bool myAmEdgeBased;

        SUMOReal myAggValue;

        size_t myNoLanes;

        bool myHadAttribute;

    private:
        ToRetrieveDefinition(const ToRetrieveDefinition&);

        ToRetrieveDefinition& operator=(const ToRetrieveDefinition&);

    };

    SAXWeightsHandler(const std::vector<ToRetrieveDefinition*> &defs,
                      const std::string &file);


    SAXWeightsHandler(ToRetrieveDefinition *def,
                      const std::string &file);


    ~SAXWeightsHandler() throw();


protected:


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


    void myEndElement(SumoXMLTag elemente) throw();


private:
    void tryParse(const SUMOSAXAttributes &attrs, bool isEdge);


private:
    std::vector<ToRetrieveDefinition*> myDefinitions;

    SUMOReal myCurrentTimeBeg;

    SUMOReal myCurrentTimeEnd;

    std::string myCurrentEdgeID;


private:
    SAXWeightsHandler(const SAXWeightsHandler &src);

    SAXWeightsHandler &operator=(const SAXWeightsHandler &src);

};


#endif

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