include/vrvOsgEarthQt/DtOsgEarthStartupDialogLogic.h

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/******************************************************************************
** Copyright (c) 2011 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtOsgEarthStartupDialogLogic.h,v $ $Revision: 1.1 $ $State: Exp $
******************************************************************************/


#pragma once

#include <vrvOsgEarthQt/vrvOsgEarthQt.h>
#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvUtil/DtSignalConnectionManager.h>

#include <QtNetwork/QNetworkReply>
#include <QtNetwork/QNetworkAccessManager>
#include <QtCore/QUrl>

namespace osgEarth
{
   class Config;
}

namespace makVrv
{
   class DtOsgEarthStartupDialogInterface;
   class DtServerAvailable;

   class DT_DLL_VRVOSGEARTHQT DtOsgEarthStartupDialogLogic : public DtVirtualBaseClass
   {
   public:

      DtOsgEarthStartupDialogLogic(DtDe& de, DtOsgEarthStartupDialogInterface& iface);

      virtual ~DtOsgEarthStartupDialogLogic();

   protected:
      virtual void slot_neverShowAgain(bool neverShow);

      virtual void slot_connectToServer(const std::string& server);

      virtual void slot_loadTerrain(const std::string& terrain);

      bool processServers();

      bool processTerrain();

      bool processScenes();

      virtual void slot_checkServerAvailability(const std::string&);

      virtual void slot_serverIsAvailable(const std::string& desc, bool, const std::string& reason);

   protected:
      virtual QUrl urlFromServer(const std::string&) const;
      virtual QUrl urlFromEarthFile(const std::string&) const;
      virtual QUrl urlFromEarthConfig(const osgEarth::Config&) const;

   protected:

      DtDe&                 myDe;
      DtOsgEarthStartupDialogInterface& myInterface;
      DtSignalConnectionManager myConnections;
      std::string myWaitingForServerResponse;
      DtServerAvailable* myServerAvailableRequestor;
      std::map<std::string, std::string> myServersNameToPathMap;
      std::map<std::string, std::string> myTerrainNameToPathMap;
      std::map<std::string, std::string> mySceneNameToPathMap;
   };

   class DT_DLL_VRVOSGEARTHQT DtOsgEarthStartupDialogLogicCreator : public DtVirtualBaseClass
   {
   public:

      static DtOsgEarthStartupDialogLogicCreator& instance(DtDe&);

      static void registerInstance(DtDe& de, DtOsgEarthStartupDialogLogicCreator* instance);

      DtOsgEarthStartupDialogLogicCreator();

      virtual ~DtOsgEarthStartupDialogLogicCreator();

      virtual DtVirtualBaseClass* create(DtDe& de, DtOsgEarthStartupDialogInterface& iFace );
   };

   class DT_DLL_VRVOSGEARTHQT DtServerAvailable : public QObject
   {
      Q_OBJECT

   public:
      DtServerAvailable(const std::string& serverKey, const QUrl& page);

      virtual ~DtServerAvailable();

      void processRequest();

      boost::signal<void (const std::string&, bool, const std::string&)> signal_serverAvailable;

      protected slots:
         virtual void finished(QNetworkReply*);

   protected:
      QNetworkAccessManager   myManager;
      QUrl                    myUrl;
      std::string             myKey;
   };
}