NIXMLConnectionsHandler.h

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/****************************************************************************/
// Importer for edge connections 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 NIXMLConnectionsHandler_h
#define NIXMLConnectionsHandler_h


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

#include <utils/xml/SUMOSAXHandler.h>
#include <netbuild/NBConnection.h>


// ===========================================================================
// class declarations
// ===========================================================================
class NBEdge;
class NBEdgeCont;
class MsgHandler;


// ===========================================================================
// class definitions
// ===========================================================================
class NIXMLConnectionsHandler : public SUMOSAXHandler {
public:
    NIXMLConnectionsHandler(NBEdgeCont& ec) throw();


    ~NIXMLConnectionsHandler() throw();


protected:


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

private:
    NBConnection parseConnection(const std::string& defRole, const std::string& def) throw();


    void parseLaneBound(const SUMOSAXAttributes& attrs, NBEdge* from, NBEdge* to) throw();


    bool parseLaneInfo(const SUMOSAXAttributes& attributes, NBEdge* fromEdge, NBEdge* toEdge, int* fromLane, int* toLane);


    inline bool parseDeprecatedLaneDefinition(const SUMOSAXAttributes& attributes,
            NBEdge* fromEdge, NBEdge* toEdge,
            int* fromLane, int* toLane);


    inline bool parseLaneDefinition(const SUMOSAXAttributes& attributes, int* fromLane, int* toLane);

    bool validateLaneInfo(bool canLanesBeNegative, NBEdge* fromEdge, NBEdge* toEdge, int fromLane, int toLane);


private:
    NBEdgeCont& myEdgeCont;

    bool myHaveWarnedAboutDeprecatedLanes;

    MsgHandler* const myErrorMsgHandler;

private:
    NIXMLConnectionsHandler(const NIXMLConnectionsHandler& s);

    NIXMLConnectionsHandler& operator=(const NIXMLConnectionsHandler& s);


};


#endif

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