ROLoader.h

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/****************************************************************************/
// Loader for networks and route imports
/****************************************************************************/
// 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 ROLoader_h
#define ROLoader_h


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

#include <string>
#include <xercesc/sax2/SAX2XMLReader.hpp>
#include <utils/common/SUMOTime.h>
#include <utils/common/SUMOAbstractRouter.h>
#include <utils/common/ValueTimeLine.h>
#include <utils/xml/SAXWeightsHandler.h>


// ===========================================================================
// class declarations
// ===========================================================================
class OptionsCont;
class RONet;
class ROAbstractRouteDefLoader;
class ROAbstractEdgeBuilder;
class GUIRouterRunThread;
class ROVehicle;


// ===========================================================================
// class definitions
// ===========================================================================
class ROLoader {
public:
    ROLoader(OptionsCont& oc, bool emptyDestinationsAllowed) throw();


    virtual ~ROLoader();

    virtual void loadNet(RONet& toFill, ROAbstractEdgeBuilder& eb);

    bool loadWeights(RONet& net, const std::string& optionName,
                     const std::string& measure, bool useLanes);

    unsigned int openRoutes(RONet& net);

    virtual void processRoutesStepWise(SUMOTime start, SUMOTime end,
                                       RONet& net, SUMOAbstractRouter<ROEdge,ROVehicle> &router);

    virtual void processAllRoutes(SUMOTime start, SUMOTime end,
                                  RONet& net, SUMOAbstractRouter<ROEdge,ROVehicle> &router);

    bool makeSingleStep(SUMOTime end, RONet& net, SUMOAbstractRouter<ROEdge,ROVehicle> &router);

protected:
    bool openTypedRoutes(const std::string& optionName, RONet& net) throw();


    SUMOTime getMinTimeStep() const throw();



    class EdgeFloatTimeLineRetriever_EdgeWeight : public SAXWeightsHandler::EdgeFloatTimeLineRetriever {
    public:
        EdgeFloatTimeLineRetriever_EdgeWeight(RONet& net) throw() : myNet(net) {}

        ~EdgeFloatTimeLineRetriever_EdgeWeight() throw() { }

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

    private:
        RONet& myNet;

    };


    class EdgeFloatTimeLineRetriever_EdgeTravelTime : public SAXWeightsHandler::EdgeFloatTimeLineRetriever {
    public:
        EdgeFloatTimeLineRetriever_EdgeTravelTime(RONet& net) throw() : myNet(net) {}

        ~EdgeFloatTimeLineRetriever_EdgeTravelTime() throw() {}

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

    private:
        RONet& myNet;

    };



protected:
    ROAbstractRouteDefLoader* buildNamedHandler(const std::string& optionName,
            const std::string& file, RONet& net) throw(ProcessError);


    void writeStats(SUMOTime time, SUMOTime start, int absNo) throw();


    void destroyHandlers() throw();


protected:
    OptionsCont& myOptions;

    typedef std::vector<ROAbstractRouteDefLoader*> RouteLoaderCont;

    RouteLoaderCont myHandler;

    bool myEmptyDestinationsAllowed;


private:
    ROLoader(const ROLoader& src);

    ROLoader& operator=(const ROLoader& src);

};


#endif

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