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/* ScummVM - Scumm Interpreter
 * Copyright (C) 2003-2005 Andreas 'Sprawl' Karlsson - Original EPOC port, ESDL
 * Copyright (C) 2003-2005 Lars 'AnotherGuest' Persson - Original EPOC port, Audio System
 * Copyright (C) 2005 Jurgen 'SumthinWicked' Braam - EPOC/CVS maintainer
 * Copyright (C) 2005 The ScummVM project
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 * $Header: /cvsroot/scummvm/scummvm/backends/epoc/SymbianOS.h,v 2005/10/18 02:11:15 sev Exp $


#include "sdl-common.h"

#define TOTAL_ZONES 3

class OSystem_SDL_Symbian : public OSystem_SDL {
      int getDefaultGraphicsMode() const;
      const OSystem::GraphicsMode *getSupportedGraphicsModes() const;
      bool setGraphicsMode(const char *name);

      // Set function that generates samples
       * This function is overridden by the symbian port in order to provide MONO audio
       * downmix is done by supplying our own audiocallback
      virtual bool setSoundCallback(SoundProc proc, void *param); // overloaded by CE backend
       * The mixer callback function, passed on to OSystem::setSoundCallback().
       * This simply calls the mix() method.
       * and then does downmixing for symbian if needed
      static void symbianMixCallback(void *s, byte *samples, int len);

       * Actual mixing implementation
      void symbianMix(byte *samples, int len);

       * This is an implementation by the remapKey function
       * @param SDL_Event to remap
       * @param ScumVM event to modify if special result is requested
       * @return true if Event has a valid return status
      bool remapKey(SDL_Event &ev,Event &event);

      void setWindowCaption(const char *caption);

       * Used to intialized special game mappings
      void check_mappings();

      void initZones();

      // Audio
      int _channels;

      SoundProc _sound_proc;
      void *_sound_proc_param;
      byte* _stereo_mix_buffer;

      // Used to handle joystick navi zones
      int _mouseXZone[TOTAL_ZONES];
      int _mouseYZone[TOTAL_ZONES];
      int _currentZone;

      typedef struct zoneDesc {
            int x;
            int y;
            int width;
            int height;
      } zoneDesc;

      static zoneDesc _zones[TOTAL_ZONES];


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