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osys_psp.h

/* 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
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * 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-0-11-1/backends/platform/psp/osys_psp.h $
 * $Id: osys_psp.h 30944 2008-02-23 22:50:18Z sev $
 *
 */

#include "common/scummsys.h"
#include "common/system.h"
#include "backends/intern.h"
#include "graphics/surface.h"

#include <SDL.h>

enum GraphicModeID {
      CENTERED_320X200,
      CENTERED_435X272,
      STRETCHED_480X272,
      CENTERED_362X272
};

class OSystem_PSP : public OSystem {
public:
      static const OSystem::GraphicsMode s_supportedGraphicsModes[];
      static OSystem *instance();

protected:
      uint16      _screenWidth;
      uint16      _screenHeight;
      uint16  _overlayWidth;
      uint16  _overlayHeight;
      byte  *_offscreen;
      OverlayColor  *_overlayBuffer;
      uint16  _palette[256];
      bool  _overlayVisible;
      uint32      _shakePos;
      
      Graphics::Surface _framebuffer;
      
      bool  _mouseVisible;
      int   _mouseX, _mouseY;
      int   _mouseWidth, _mouseHeight;
      int   _mouseHotspotX, _mouseHotspotY;
      byte  _mouseKeyColour;
      byte  *_mouseBuf;

      uint32      _prevButtons;
      uint32      _lastPadCheck;
      uint32      _padAccel;
      
      uint32            _samplesPerSec;
      SceCtrlData pad;

      Common::SaveFileManager *_savefile;
      Audio::Mixer *_mixer;
      Common::TimerManager *_timer;

public:

      OSystem_PSP();
      virtual ~OSystem_PSP();

      virtual void initBackend();

      virtual bool hasFeature(Feature f);
      virtual void setFeatureState(Feature f, bool enable);
      virtual bool getFeatureState(Feature f);
      virtual const GraphicsMode *getSupportedGraphicsModes() const;
      virtual int getDefaultGraphicsMode() const;
      virtual bool setGraphicsMode(int mode);
      bool setGraphicsMode(const char *name);
      virtual int getGraphicsMode() const;
      virtual void initSize(uint width, uint height);
      virtual int16 getWidth();
      virtual int16 getHeight();
      virtual void setPalette(const byte *colors, uint start, uint num);
      virtual void copyRectToScreen(const byte *buf, int pitch, int x, int y, int w, int h);
      virtual Graphics::Surface *lockScreen();
      virtual void unlockScreen();
      virtual void updateScreen();
      virtual void setShakePos(int shakeOffset);

      virtual void showOverlay();
      virtual void hideOverlay();
      virtual void clearOverlay();
      virtual void grabOverlay(OverlayColor *buf, int pitch);
      virtual void copyRectToOverlay(const OverlayColor *buf, int pitch, int x, int y, int w, int h);
      virtual int16 getOverlayHeight();
      virtual int16 getOverlayWidth();
      virtual OverlayColor RGBToColor(uint8 r, uint8 g, uint8 b);
      virtual void colorToRGB(OverlayColor color, uint8 &r, uint8 &g, uint8 &b);
      virtual OverlayColor ARGBToColor(uint8 a, uint8 r, uint8 g, uint8 b);
      virtual void colorToARGB(OverlayColor color, uint8 &a, uint8 &r, uint8 &g, uint8 &b);
      virtual void grabPalette(byte *colors, uint start, uint num);

      virtual bool showMouse(bool visible);

      virtual void warpMouse(int x, int y);
      virtual void setMouseCursor(const byte *buf, uint w, uint h, int hotspotX, int hotspotY, byte keycolor = 255, int cursorTargetScale = 1);

      virtual bool pollEvent(Common::Event &event);
      virtual uint32 getMillis();
      virtual void delayMillis(uint msecs);

      typedef int (*TimerProc)(int interval);
      virtual void setTimerCallback(TimerProc callback, int interval);

      virtual MutexRef createMutex(void);
      virtual void lockMutex(MutexRef mutex);
      virtual void unlockMutex(MutexRef mutex);
      virtual void deleteMutex(MutexRef mutex);

      typedef void (*SoundProc)(void *param, byte *buf, int len);
      virtual bool setSoundCallback(SoundProc proc, void *param);
      virtual void clearSoundCallback();
      virtual int getOutputSampleRate() const;

      Common::SaveFileManager *getSavefileManager() { return _savefile; }
      Audio::Mixer *getMixer() { return _mixer; }
      Common::TimerManager *getTimerManager() { return _timer; }

      virtual void quit();

      virtual void setWindowCaption(const char *caption);

      virtual void displayMessageOnOSD(const char *msg);

};


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