mmsflash.h

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/***************************************************************************
 *   Copyright (C) 2005-2007 Stefan Schwarzer, Jens Schneider,             *
 *                           Matthias Hardt, Guido Madaus                  *
 *                                                                         *
 *   Copyright (C) 2007-2008 BerLinux Solutions GbR                        *
 *                           Stefan Schwarzer & Guido Madaus               *
 *                                                                         *
 *   Copyright (C) 2009-2013 BerLinux Solutions GmbH                       *
 *                                                                         *
 *   Authors:                                                              *
 *      Stefan Schwarzer   <stefan.schwarzer@diskohq.org>,                 *
 *      Matthias Hardt     <matthias.hardt@diskohq.org>,                   *
 *      Jens Schneider     <jens.schneider@diskohq.org>,                   *
 *      Guido Madaus       <guido.madaus@diskohq.org>,                     *
 *      Patrick Helterhoff <patrick.helterhoff@diskohq.org>,               *
 *      René Bählkow       <rene.baehlkow@diskohq.org>                     *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Lesser General Public            *
 *   License version 2.1 as published by the Free Software Foundation.     *
 *                                                                         *
 *   This library 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     *
 *   Lesser General Public License for more details.                       *
 *                                                                         *
 *   You should have received a copy of the GNU Lesser General Public      *
 *   License along with this library; if not, write to the                 *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
 **************************************************************************/

#ifdef __HAVE_MMSFLASH__

#ifndef MMSFLASH_H_
#define MMSFLASH_H_

#include "mmsgui/mmsgui.h"

class MMSFlashThread;

//! Handles Flash playback and navigation.
/*!
\author Jens Schneider
*/
class MMSFlash {
    private:
        //! swfdec must be initialized once
        static bool swfdec_initialized;

        //! this class is ready for playing
        bool            ready;

        //! this class is playing
        bool            playing;

        //! to make it thread-safe :)
        MMSMutex        lock;

        //! window that will display the flash file
        MMSWindow       *window;

        //! flash file to play
        string          filename;

        //! swfdec player
        void            *swfdec_player;

        //! frame rate
        double          swfdec_rate;

        //! width of the flash image
        int             width;

        //! height of the flash image
        int             height;

        //! temporary surface to let the swfdec render to
        MMSFBSurface    *flash_temp_surface;

        //! temporary cairo surface
        void            *cairosurface;

        //! temporary cairo
        void            *cairo;

        //! loader thread
        MMSFlashThread  *loaderthread;

        //! player thread
        MMSFlashThread  *playerthread;

        //! Internal method: Loading Flash, runs in the loader thread.
        void loader(bool &stop);

        //! Internal method: Playing Flash, runs in the player thread.
        void player(bool &stop);

        //! Internal method: Stop my threads.
        void stopThreads(void);

        //! Internal method: Map keys.
        unsigned int mapKey(MMSKeySymbol key);

        //! Internal method: Will be called on user input.
        bool onHandleInput(MMSWindow *window, MMSInputEvent *input);

    public:

        //! The Flash constructor.
        MMSFlash(MMSWindow *window);

        //! The Flash destructor.
        ~MMSFlash();

        //! Start loading/playing of the given flash file.
        /*!
        If a other file is currently playing, the playback will be stopped before starting the new one.
        \param filename     flash file to play
        */
        void startPlaying(string filename);

        //! Is the flash file ready for playing?
        /*!
        \return true if ready, else there are problems while loading the flash file
        \note This function is waiting for the ready or error state.
        */
        bool isReady();

        //! Is the flash file playing?
        /*!
        \return true if playing
        */
        bool isPlaying(bool wait = false);

    friend class MMSFlashThread;
};

#endif /*MMSFLASH_H_*/
#endif /* __HAVE_MMSFLASH__ */

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