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/* ScummVM - Graphic Adventure Engine
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 * 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.
 * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-1-2-1/backends/platform/psp/osys_psp.h $
 * $Id: osys_psp.h 50116 2010-06-21 15:13:36Z Bluddy $

#ifndef OSYS_PSP_H
#define OSYS_PSP_H

#include "common/scummsys.h"
#include "graphics/surface.h"
#include "graphics/colormasks.h"
#include "sound/mixer_intern.h"
#include "backends/base-backend.h"
#include "backends/fs/psp/psp-fs-factory.h"
#include "backends/platform/psp/display_client.h"
#include "backends/platform/psp/default_display_client.h"
#include "backends/platform/psp/cursor.h"
#include "backends/platform/psp/pspkeyboard.h"
#include "backends/platform/psp/display_manager.h"
#include "backends/platform/psp/input.h"
#include "backends/platform/psp/audio.h"
#include "backends/timer/psp/timer.h"
#include "backends/platform/psp/thread.h"

00045 class OSystem_PSP : public BaseBackend {

      Common::SaveFileManager *_savefile;
      Audio::MixerImpl *_mixer;
      Common::TimerManager *_timer;
      bool _pendingUpdate;                // save an update we couldn't perform
      uint32 _pendingUpdateCounter; // prevent checking for pending update too often, in a cheap way

      // All needed sub-members
      Screen _screen;
      Overlay _overlay;
      Cursor _cursor;
      DisplayManager _displayManager;
      PSPKeyboard _keyboard;
      InputHandler _inputHandler;
      PspAudio _audio;
      PspTimer _pspTimer;

      OSystem_PSP() : _savefile(0), _mixer(0), _timer(0), _pendingUpdate(false), _pendingUpdateCounter(0) {}

      static OSystem *instance();

      void initBackend();

      // Feature related
      bool hasFeature(Feature f);
      void setFeatureState(Feature f, bool enable);
      bool getFeatureState(Feature f);

      // Graphics related
      const GraphicsMode *getSupportedGraphicsModes() const;
      int getDefaultGraphicsMode() const;
      bool setGraphicsMode(int mode);
      bool setGraphicsMode(const char *name);
      int getGraphicsMode() const;
      virtual Graphics::PixelFormat getScreenFormat() const;
      virtual Common::List<Graphics::PixelFormat> getSupportedFormats() const;

      // Screen size
      void initSize(uint width, uint height, const Graphics::PixelFormat *format);
      int16 getWidth();
      int16 getHeight();

      // Palette related
      void setPalette(const byte *colors, uint start, uint num);
      void grabPalette(byte *colors, uint start, uint num);
      void setCursorPalette(const byte *colors, uint start, uint num);
      void disableCursorPalette(bool disable);

      // Screen related
      void copyRectToScreen(const byte *buf, int pitch, int x, int y, int w, int h);
      Graphics::Surface *lockScreen();
      void unlockScreen();
      void updateScreen();
      void setShakePos(int shakeOffset);

      // Overlay related
      void showOverlay();
      void hideOverlay();
      void clearOverlay();
      void grabOverlay(OverlayColor *buf, int pitch);
      void copyRectToOverlay(const OverlayColor *buf, int pitch, int x, int y, int w, int h);
      int16 getOverlayHeight();
      int16 getOverlayWidth();
00114       Graphics::PixelFormat getOverlayFormat() const { return Graphics::createPixelFormat<4444>(); }

      // Mouse related
      bool showMouse(bool visible);
      void warpMouse(int x, int y);
      void setMouseCursor(const byte *buf, uint w, uint h, int hotspotX, int hotspotY, uint32 keycolor, int cursorTargetScale, const Graphics::PixelFormat *format);

      // Events and input
      bool pollEvent(Common::Event &event);
      bool processInput(Common::Event &event);

      // Time
      uint32 getMillis();
      void delayMillis(uint msecs);

      // Timer
      typedef int (*TimerProc)(int interval);
      void setTimerCallback(TimerProc callback, int interval);
00132       Common::TimerManager *getTimerManager() { return _timer; }

      // Mutex
      MutexRef createMutex(void);
      void lockMutex(MutexRef mutex);
      void unlockMutex(MutexRef mutex);
      void deleteMutex(MutexRef mutex);

      // Sound
      static void mixCallback(void *sys, byte *samples, int len);
      void setupMixer(void);
00143       Audio::Mixer *getMixer() { return _mixer; }

      // Misc
00146       Common::SaveFileManager *getSavefileManager() { return _savefile; }
00147       FilesystemFactory *getFilesystemFactory() { return &PSPFilesystemFactory::instance(); }
      void getTimeAndDate(TimeDate &t) const;

      void quit();

      Common::SeekableReadStream *createConfigReadStream();
      Common::WriteStream *createConfigWriteStream();


#endif /* OSYS_PSP_H */

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