PlayerProcess.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 __PlayerProcess_h_
#define __PlayerProcess_h_

#include "Player.h"

#include "system/process/Process.h"
#include "system/process/IProcessListener.h"
using namespace ::br::pucrio::telemidia::ginga::core::system::process;

namespace br {
namespace pucrio {
namespace telemidia {
namespace ginga {
namespace core {
namespace player {
    class PlayerProcess :
            public Player, public Process, public IProcessListener {

        private:
            map<string, string>* msgs;
            pthread_mutex_t msgMutex;

            bool isWaitingAns;
            pthread_mutex_t ansMutex;
            pthread_cond_t ansCond;
            int windowId;

        public:
            PlayerProcess(GingaScreenID screenId, const char* objectName);
            virtual ~PlayerProcess();

        private:
            void init(const char* objName);

        public:
            void receiveProcessSignal(int sigType, int pSig, int ppid);
            void setMrl(string mrl, bool visible=true);
            void reset();
            void rebase();

        private:
            string getAnswer(string token, int howPatient);
            void waitAnswer(int milliseconds);

        public:
            void messageReceived(string msg);

            void setNotifyContentUpdate(bool notify);
            void addListener(IPlayerListener* listener);
            void removeListener(IPlayerListener* listener);
            void notifyPlayerListeners(
                    short code, string paremeter, short type, string value);

            int64_t getVPts();
            double getMediaTime();
            void setMediaTime(double newTime);
            bool setKeyHandler(bool isHandler);
            void setScope(
                    string scope,
                    short type,
                    double begin=-1, double end=-1, double outTransDur=-1);

            bool play();
            void stop();
            void abort();
            void pause();
            void resume();

            string getPropertyValue(string name);
            void setPropertyValue(string name, string value);

            void setReferenceTimePlayer(IPlayer* player);
            void addTimeReferPlayer(IPlayer* referPlayer);
            void removeTimeReferPlayer(IPlayer* referPlayer);
            void notifyReferPlayers(int transition);
            void timebaseObjectTransitionCallback(int transition);
            void setTimeBasePlayer(IPlayer* timeBasePlayer);
            bool hasPresented();
            void setPresented(bool presented);
            bool isVisible();
            void setVisible(bool visible);
            bool immediatelyStart();
            void setImmediatelyStart(bool immediatelyStartVal);
            void forceNaturalEnd(bool forceIt);
            bool isForcedNaturalEnd();
            bool setOutWindow(GingaWindowID windowId);

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

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

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

typedef ::br::pucrio::telemidia::ginga::core::player::IPlayer* PlayerCreator(
        GingaScreenID screenId, const char* mrl, bool* hasVisual);

typedef void PlayerDestroyer(
        ::br::pucrio::telemidia::ginga::core::player::IPlayer* player);

#endif /*__PlayerProcess_h_*/