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osys_psp.h

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2005 The ScummVM project
 * Copyright (C) 2005 Joost Peters PSP Backend
 * Copyright (C) 2005 Thomas Mayer PSP Backend
 * Copyright (C) 2005 Paolo Costabel PSP Backend
 *
 * 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.
 *
 * $Header: /cvsroot/scummvm/scummvm/backends/psp/osys_psp.h,v 1.1.2.1 2005/10/18 02:11:17 sev Exp $
 *
 */

#include "common/stdafx.h"
#include "common/scummsys.h"
#include "common/system.h"
#include "backends/intern.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      _overlayScale;
      byte  *_offscreen;
      OverlayColor  *_overlayBuffer;
      uint16  _palette[256];
      bool  _overlayVisible;
      uint32      _shakePos;
      
      
      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;
      
public:

      OSystem_PSP();
      virtual ~OSystem_PSP();

      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, int overlayScale);
      virtual int16 getHeight();
      virtual int16 getWidth();
      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 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(Event &event);
      virtual uint32 getMillis();
      virtual void delayMillis(uint msecs);

      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);

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

      virtual bool openCD(int drive);
      virtual bool pollCD();

      virtual void playCD(int track, int num_loops, int start_frame, int duration);
      virtual void stopCD();
      virtual void updateCD();

      virtual void quit();

      virtual void setWindowCaption(const char *caption);

      virtual void displayMessageOnOSD(const char *msg);

};


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