Player.h

/******************************************************************************
Este arquivo eh parte da implementacao do ambiente declarativo do middleware
Ginga (Ginga-NCL).

Direitos Autorais Reservados (c) 1989-2007 PUC-Rio/Laboratorio TeleMidia

Este programa eh software livre; voce pode redistribui-lo e/ou modificah-lo sob
os termos da Licenca Publica Geral GNU versao 2 conforme publicada pela Free
Software Foundation.

Este programa eh distribuido na expectativa de que seja util, porem, SEM
NENHUMA GARANTIA; nem mesmo a garantia implicita de COMERCIABILIDADE OU
ADEQUACAO A UMA FINALIDADE ESPECIFICA. Consulte a Licenca Publica Geral do
GNU versao 2 para mais detalhes.

Voce deve ter recebido uma copia da Licenca Publica Geral do GNU versao 2 junto
com este programa; se nao, escreva para a Free Software Foundation, Inc., no
endereco 59 Temple Street, Suite 330, Boston, MA 02111-1307 USA.

Para maiores informacoes:
ncl @ telemidia.puc-rio.br
http://www.ncl.org.br
http://www.ginga.org.br
http://www.telemidia.puc-rio.br
******************************************************************************
This file is part of the declarative environment of middleware Ginga (Ginga-NCL)

Copyright: 1989-2007 PUC-RIO/LABORATORIO TELEMIDIA, All Rights Reserved.

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License version 2 as published by
the Free Software Foundation.

This program is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.  See the GNU General Public License version 2 for more
details.

You should have received a copy of the GNU General Public License version 2
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA

For further information contact:
ncl @ telemidia.puc-rio.br
http://www.ncl.org.br
http://www.ginga.org.br
http://www.telemidia.puc-rio.br
*******************************************************************************/

#ifndef PLAYER_H_
#define PLAYER_H_

#include "system/fs/IGingaLocatorFactory.h"
using namespace ::br::pucrio::telemidia::ginga::core::system::fs;

#include "system/compat/SystemCompat.h"
using namespace ::br::pucrio::telemidia::ginga::core::system::compat;

#include "system/thread/Thread.h"
using namespace ::br::pucrio::telemidia::ginga::core::system::thread;

#include "mb/IInputManager.h"
#include "mb/ILocalScreenManager.h"
#include "mb/interface/IInputEventListener.h"
#include "mb/interface/CodeMap.h"
using namespace ::br::pucrio::telemidia::ginga::core::mb;

#include "IPlayer.h"

#include <pthread.h>

#ifndef HAVE_CLOCKTIME
#define HAVE_CLOCKTIME 1
#endif

#include <iostream>
#include <set>
#include <vector>
#include <map>
#include <string>
using namespace std;

namespace br {
namespace pucrio {
namespace telemidia {
namespace ginga {
namespace core {
namespace player {
    typedef struct LockedPlayerLitenerAction {
        ::br::pucrio::telemidia::ginga::core::player::IPlayerListener* l;
        bool isAdd;
    } LockedPlayerListener;

    typedef struct PendingNotification {
        short code;
        string parameter;
        short type;
        string value;
        set<IPlayerListener*>* clone;
    } PendingNotification;

    class Player : public IPlayer {
        private:
            pthread_mutex_t listM;
            pthread_mutex_t lockedListM;
            pthread_mutex_t referM;
            pthread_mutex_t pnMutex;

            bool notifying;

            map<string, string> properties;
            set<IPlayerListener*> listeners;
            vector<LockedPlayerListener*> lockedListeners;
            vector<PendingNotification*> pendingNotifications;

        protected:
            GingaScreenID myScreen;
            short status;
            static const short NONE = 0;
            static const short PLAY = 1;
            static const short PAUSE = 2;
            static const short STOP = 3;

            string mrl;
            static ILocalScreenManager* dm;
            ISurface* surface;
            IWindow* outputWindow;
            double initTime, elapsedTime, elapsedPause, pauseTime;
            set<IPlayer*> referredPlayers;
            IPlayer* timeBasePlayer;
            bool presented;
            bool visible;
            bool immediatelyStartVar;
            bool forcedNaturalEnd;
            bool notifyContentUpdate;
            string scope;
            short scopeType;
            double scopeInitTime;
            double scopeEndTime;
            double outTransTime;

        public:
            Player(GingaScreenID screenId, string mrl);
            virtual ~Player();

            virtual void flip(){};
            virtual void setMrl(string mrl, bool visible=true);
            virtual void reset(){};
            virtual void rebase(){};
            //virtual void setStandByState(bool standBy){};
            virtual void setNotifyContentUpdate(bool notify);
            virtual void addListener(IPlayerListener* listener);
            void removeListener(IPlayerListener* listener);

        private:
            void performLockedListenersRequest();

        public:
            void notifyPlayerListeners(
                    short code,
                    string parameter="",
                    short type=TYPE_PRESENTATION,
                    string value="");

        private:
            static void* detachedNotifier(void* ptr);
            static void ntsNotifyPlayerListeners(
                    set<IPlayerListener*>* list,
                    short code, string parameter, short type, string value);

        public:
            virtual void setSurface(ISurface* surface);
            virtual ISurface* getSurface();

            virtual void setMediaTime(double newTime);
            virtual int64_t getVPts() {
                clog << "Player::getVPts return 0" << endl;
                return 0;
            };

#if HAVE_CLOCKTIME
            double getMediaTime();
#else
            virtual double getMediaTime();
#endif

            virtual double getTotalMediaTime();

            virtual bool setKeyHandler(bool isHandler);
            virtual void setScope(
                    string scope,
                    short type=TYPE_PRESENTATION,
                    double begin=-1, double end=-1, double outTransDur=-1);

            virtual bool play();
            virtual void stop();
            virtual void abort();
            virtual void pause();
            virtual void resume();
            virtual string getPropertyValue(string name);
            virtual void setPropertyValue(string name, string value);

            virtual void setReferenceTimePlayer(IPlayer* player){};

            void addTimeReferPlayer(IPlayer* referPlayer);
            void removeTimeReferPlayer(IPlayer* referPlayer);
            void notifyReferPlayers(int transition);
            void timebaseObjectTransitionCallback(int transition);
            void setTimeBasePlayer(IPlayer* timeBasePlayer);
            virtual bool hasPresented();
            void setPresented(bool presented);
            bool isVisible();
            void setVisible(bool visible);
            bool immediatelyStart();
            void setImmediatelyStart(bool immediatelyStartVal);

        protected:
            void checkScopeTime();

        private:
            static void* scopeTimeHandler(void* ptr);

        public:
            void forceNaturalEnd(bool forceIt);
            bool isForcedNaturalEnd();
            virtual bool setOutWindow(GingaWindowID windowId);

            /*Exclusive for ChannelPlayer*/
            virtual IPlayer* getSelectedPlayer(){return NULL;};
            virtual void setPlayerMap(map<string, IPlayer*>* objs){};
            virtual map<string, IPlayer*>* getPlayerMap(){return NULL;};
            virtual IPlayer* getPlayer(string objectId){return NULL;};
            virtual void select(IPlayer* selObject){};

            /*Exclusive for Application Players*/
            virtual void setCurrentScope(string scopeId){};

            virtual void timeShift(string direction){};
    };
}
}
}
}
}
}

using namespace ::br::pucrio::telemidia::ginga::core::player;

struct notify {
    IPlayerListener* listener;
    short code;
    string param;
    short type;
};

#endif /*PLAYER_H_*/