TermDeviceScreen.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 TERMDEVICESCREEN_H_
#define TERMDEVICESCREEN_H_

#include "mb/interface/IDeviceScreen.h"

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

namespace br {
namespace pucrio {
namespace telemidia {
namespace ginga {
namespace core {
namespace mb {
    class TermDeviceScreen : public IDeviceScreen {
        private:
            set<string> windowPool;
            set<string> surfacePool;

        public:
            TermDeviceScreen(
                    int numArgs, char** args,
                    GingaWindowID embedId,
                    bool externalRenderer);

            virtual ~TermDeviceScreen();

            void releaseScreen();
            void releaseMB();

            void clearWidgetPools();

            string getScreenName();
            GingaWindowID getScreenUnderlyingWindow(){return NULL;};
            void setBackgroundImage(string uri);

            unsigned int getWidthResolution();
            void setWidthResolution(unsigned int wRes);
            unsigned int getHeightResolution();
            void setHeightResolution(unsigned int hRes);

            void setColorKey(int r, int g, int b);

            IWindow* getIWindowFromId(GingaWindowID winId) {return NULL;};
            bool mergeIds(GingaWindowID destId, vector<GingaWindowID>* srcIds);
            void blitScreen(ISurface* destination);
            void blitScreen(string fileUri);
            void refreshScreen(){};

            /* interfacing output */

            IWindow* createWindow(int x, int y, int w, int h, float z);

            GingaWindowID createUnderlyingSubWindow(
                    int x, int y, int w, int h, float z) {return NULL;};

            IWindow* createWindowFrom(GingaWindowID underlyingWindow);
            bool hasWindow(IWindow* win);
            void releaseWindow(IWindow* win);

            ISurface* createSurface();
            ISurface* createSurface(int w, int h);
            ISurface* createSurfaceFrom(void* underlyingSurface);
            bool hasSurface(ISurface* sur);
            bool releaseSurface(ISurface* sur);


            /* interfacing content */

            IContinuousMediaProvider* createContinuousMediaProvider(
                    const char* mrl, bool* hasVisual, bool isRemote);

            void releaseContinuousMediaProvider(
                    IContinuousMediaProvider* provider);

            IFontProvider* createFontProvider(
                    const char* mrl, int fontSize);

            void releaseFontProvider(IFontProvider* provider);

            IImageProvider* createImageProvider(const char* mrl);
            void releaseImageProvider(IImageProvider* provider);

            ISurface* createRenderedSurfaceFromImageFile(const char* mrl);


            /* interfacing input */

            IInputManager* getInputManager();
            IEventBuffer* createEventBuffer();
            IInputEvent* createInputEvent(void* event, const int symbol);
            IInputEvent* createApplicationEvent(int type, void* data);
            int fromMBToGinga(int keyCode);
            int fromGingaToMB(int keyCode);

            /* interfacing underlying multimedia system */

            void* getGfxRoot();
    };
}
}
}
}
}
}

#endif /*TERMDEVICESCREEN_H_*/