FormatterMultiDevice.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 _FormatterMultiDevice_H_
#define _FormatterMultiDevice_H_

#include "config.h"

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

#if HAVE_MULTIDEVICE
#include "multidevice/services/IDeviceDomain.h"
#include "multidevice/IRemoteDeviceManager.h"
#include "multidevice/IRemoteDeviceListener.h"
using namespace ::br::pucrio::telemidia::ginga::core::multidevice;
#else
class IDeviceDomain {
    public:
        //CT: class types
        static const int CT_BASE              = 0;
        static const int CT_PASSIVE           = 1;
        static const int CT_ACTIVE            = 2;

        //FT: frame types
        static const int FT_CONNECTIONREQUEST = 0;
        static const int FT_ANSWERTOREQUEST   = 1;
        static const int FT_KEEPALIVE         = 2;
        static const int FT_MEDIACONTENT      = 3;
        static const int FT_SELECTIONEVENT    = 4;
        static const int FT_ATTRIBUTIONEVENT  = 5;
        static const int FT_PRESENTATIONEVENT = 6;
};
#endif //HAVE_MULTIDEVICE

#include "ncl/layout/LayoutRegion.h"
using namespace ::br::pucrio::telemidia::ncl::layout;

#include "ncl/components/Content.h"
#include "ncl/components/NodeEntity.h"
#include "ncl/components/ReferenceContent.h"
using namespace ::br::pucrio::telemidia::ncl::components;

#include "gingancl/model/CascadingDescriptor.h"
using namespace ::br::pucrio::telemidia::ginga::ncl::model::presentation;

#include "gingancl/model/ExecutionObject.h"
using namespace ::br::pucrio::telemidia::ginga::ncl::model::components;

#include "gingancl/model/FormatterLayout.h"
using namespace ::br::pucrio::telemidia::ginga::ncl::model::presentation;

#include "gingancl/adaptation/context/ContextBase.h"

#include "IFormatterMultiDevice.h"

#include <pthread.h>

#include <map>
using namespace std;

namespace br {
namespace pucrio {
namespace telemidia {
namespace ginga {
namespace ncl {
namespace multidevice {
#if HAVE_MULTIDEVICE
    class FormatterMultiDevice :
            public IFormatterMultiDevice,
            public IInputEventListener,
            public IRemoteDeviceListener {
#else 
    class FormatterMultiDevice :
            public IFormatterMultiDevice,
            public IInputEventListener {
#endif //HAVE_MULTIDEVICE
        protected:
            static ILocalScreenManager* dm;
            IInputManager* im;
            pthread_mutex_t mutex;

#if HAVE_MULTIDEVICE
            static IRemoteDeviceManager* rdm;
#else
            static void* rdm;
#endif //HAVE_MULTIDEVICE

            IDeviceLayout* deviceLayout;
            map<int, FormatterLayout*> layoutManager;
            vector<string>* activeUris;
            string activeBaseUri;
            FormatterLayout* mainLayout;
            IWindow* serialized;
            IWindow* printScreen;
            IWindow* bitMapScreen;
            int xOffset;
            int yOffset;
            int defaultWidth;
            int defaultHeight;
            int deviceClass;
            bool hasRemoteDevices;
            bool enableMulticast;
            IPresentationContext* presContext;
            IFormatterFocusManager* focusManager;
            FormatterMultiDevice* parent;
            GingaScreenID myScreen;

            set<IPlayer*> listening;
            pthread_mutex_t lMutex;

            static const int DV_QVGA_WIDTH  = 480;
            static const int DV_QVGA_HEIGHT = 320;

        public:
            FormatterMultiDevice(
                    GingaScreenID screenId,
                    IDeviceLayout* deviceLayout,
                    int x, int y, int w, int h,
                    bool useMulticast, int srvPort);

            virtual ~FormatterMultiDevice();

            void printGingaWindows();
            void listenPlayer(IPlayer* player);
            void stopListenPlayer(IPlayer* player);
            void setParent(IFormatterMultiDevice* parent);
            void setPresentationContex(IPresentationContext* presContext);
            void setFocusManager(IFormatterFocusManager* focusManager);
            void setBackgroundImage(string uri);
            void* getMainLayout();
            void* getFormatterLayout(int devClass);
            string getScreenShot();
            string serializeScreen(int devClass, IWindow* mapWindow);

        protected:
            virtual void postMediaContent(int destDevClass);

        public:
            FormatterLayout* getFormatterLayout(
                    CascadingDescriptor* descriptor, ExecutionObject* object);

            GingaWindowID prepareFormatterRegion(
                    ExecutionObject* object, ISurface* renderedSurface);

            void showObject(ExecutionObject* executionObject);
            void hideObject(ExecutionObject* executionObject);

        protected:
            virtual bool newDeviceConnected(int newDevClass, int w, int h);
            virtual void connectedToBaseDevice(unsigned int domainAddr)=0;

            virtual bool receiveRemoteEvent(
                    int remoteDevClass,
                    int eventType,
                    string eventContent);

            virtual bool receiveRemoteContent(
                    int remoteDevClass,
                    char *stream, int streamSize) {

                return false;
            };

            virtual bool receiveRemoteContentInfo(
                    string contentId, string contentUri) {

                return false;
            };

            void renderFromUri(IWindow* win, string uri);
            void tapObject(int devClass, int x, int y);

            virtual bool receiveRemoteContent(
                    int remoteDevClass,
                    string contentUri) {

                return false;
            };

        public:
            void addActiveUris(string baseUri, vector<string>* uris);
            virtual void updatePassiveDevices();

        protected:
            void updateStatus(
                    short code, string parameter, short type, string value);

            virtual bool userEventReceived(IInputEvent* ev)=0;
    };
}
}
}
}
}
}

#endif /* _FormatterMultiDevice_H_ */