1 files changed, 10 insertions, 371 deletions

diff --git a/backends/platform/gp2x/gp2x-common.h b/backends/platform/gp2x/gp2x-common.h
index 1c8708a8b1..4d2a9c33cc 100644
--- a/backends/platform/gp2x/gp2x-common.h
+++ b/backends/platform/gp2x/gp2x-common.h
@@ -23,384 +23,23 @@
  *
  */
 
-#ifndef GP2X_COMMON_H
-#define GP2X_COMMON_H
+#ifndef PLATFORM_SDL_GP2X_H
+#define PLATFORM_SDL_GP2X_H
 
-#include <SDL.h>
-#include <SDL_gp2x.h>
-
-#include "backends/base-backend.h"
-#include "graphics/scaler.h"
-
-#define __GP2X__
-#define USE_OSD
-#define MIXER_DOUBLE_BUFFERING 1
-
-namespace Audio {
-	class MixerImpl;
-}
-
-enum {
-	GFX_NORMAL = 0
-};
+#include "backends/platform/sdl/posix/posix.h"
 
+#ifndef PATH_MAX
+	#define PATH_MAX 255
+#endif
 
-class OSystem_GP2X : public BaseBackend {
+class OSystem_GP2X : public OSystem_POSIX {
 public:
-	OSystem_GP2X();
-	virtual ~OSystem_GP2X();
-
 	virtual void initBackend();
-
-	void beginGFXTransaction(void);
-	TransactionError endGFXTransaction(void);
-
-	// Set the size of the video bitmap.
-	// Typically, 320x200
-	void initSize(uint w, uint h, const Graphics::PixelFormat *format);
-
-	int getScreenChangeID() const { return _screenChangeCount; }
-
-	// Set colors of the palette
-	void setPalette(const byte *colors, uint start, uint num);
-
-	// Get colors of the palette
-	void grabPalette(byte *colors, uint start, uint num);
-
-	// Draw a bitmap to screen.
-	// The screen will not be updated to reflect the new bitmap
-	void copyRectToScreen(const byte *src, int pitch, int x, int y, int w, int h);
-
-	virtual Graphics::Surface *lockScreen();
-	virtual void unlockScreen();
-
-	// Update the dirty areas of the screen
-	void updateScreen();
-
-	// Either show or hide the mouse cursor
-	bool showMouse(bool visible);
-
-	// Warp the mouse cursor. Where set_mouse_pos() only informs the
-	// backend of the mouse cursor's current position, this function
-	// actually moves the cursor to the specified position.
-	void warpMouse(int x, int y);
-
-	// Set the bitmap that's used when drawing the cursor.
-	void setMouseCursor(const byte *buf, uint w, uint h, int hotspot_x, int hotspot_y, uint32 keycolor, int cursorTargetScale, const Graphics::PixelFormat *format);
-
-	// Set colors of cursor palette
-	void setCursorPalette(const byte *colors, uint start, uint num);
-
-	// Disables or enables cursor palette
-	void disableCursorPalette(bool disable) {
-		_cursorPaletteDisabled = disable;
-		blitCursor();
-	}
-
-	// Shaking is used in SCUMM. Set current shake position.
-	void setShakePos(int shake_pos);
-
-	// Get the number of milliseconds since the program was started.
-	uint32 getMillis();
-
-	// Delay for a specified amount of milliseconds
-	void delayMillis(uint msecs);
-
-	// Get the next event.
-	// Returns true if an event was retrieved.
-	virtual bool pollEvent(Common::Event &event); // overloaded by CE backend
-
-	// Sets up the keymapper with the backends hardware key set
-	void setupKeymapper();
-
-protected:
-	virtual bool dispatchSDLEvent(SDL_Event &ev, Common::Event &event);
-
-	// Handlers for specific SDL events, called by pollEvent.
-	// This way, if a backend inherits fromt the SDL backend, it can
-	// change the behavior of only a single event, without having to override all
-	// of pollEvent.
-	virtual bool handleKeyDown(SDL_Event &ev, Common::Event &event);
-	virtual bool handleKeyUp(SDL_Event &ev, Common::Event &event);
-	virtual bool handleMouseMotion(SDL_Event &ev, Common::Event &event);
-	virtual bool handleMouseButtonDown(SDL_Event &ev, Common::Event &event);
-	virtual bool handleMouseButtonUp(SDL_Event &ev, Common::Event &event);
-	virtual bool handleJoyButtonDown(SDL_Event &ev, Common::Event &event);
-	virtual bool handleJoyButtonUp(SDL_Event &ev, Common::Event &event);
-	virtual bool handleJoyAxisMotion(SDL_Event &ev, Common::Event &event);
-
-public:
-
-	// Set function that generates samples
-	void setupMixer();
-	static void mixCallback(void *s, byte *samples, int len);
-
-	void closeMixer();
-
-	virtual Audio::Mixer *getMixer();
-
-	// Quit
-	void quit();
-
-	void getTimeAndDate(TimeDate &t) const;
-	virtual Common::TimerManager *getTimerManager();
-
-	// Mutex handling
-	MutexRef createMutex();
-	void lockMutex(MutexRef mutex);
-	void unlockMutex(MutexRef mutex);
-	void deleteMutex(MutexRef mutex);
-
-	// Overlay
-	Graphics::PixelFormat getOverlayFormat() const { return _overlayFormat; }
-	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 getHeight();
-	int16 getWidth();
-	int16 getOverlayHeight()  { return _videoMode.overlayHeight; }
-	int16 getOverlayWidth()   { return _videoMode.overlayWidth; }
-
-	const GraphicsMode *getSupportedGraphicsModes() const;
-	int getDefaultGraphicsMode() const;
-	bool setGraphicsMode(int mode);
-	int getGraphicsMode() const;
-
-	bool hasFeature(Feature f);
-	void setFeatureState(Feature f, bool enable);
-	bool getFeatureState(Feature f);
-	void preprocessEvents(SDL_Event *event) {}
-
-	void displayMessageOnOSD(const char *msg);
-
-	virtual Common::SaveFileManager *getSavefileManager();
-	virtual FilesystemFactory *getFilesystemFactory();
+	virtual void quit();
 	virtual void addSysArchivesToSearchSet(Common::SearchSet &s, int priority = 0);
 
-	virtual Common::SeekableReadStream *createConfigReadStream();
-	virtual Common::WriteStream *createConfigWriteStream();
-
-protected:
-	bool _inited;
-
-	SDL_Surface *_osdSurface;
-	Uint8 _osdAlpha;			// Transparency level of the OSD
-	uint32 _osdFadeStartTime;	// When to start the fade out
-	enum {
-		kOSDFadeOutDelay = 2 * 1000,	// Delay before the OSD is faded out (in milliseconds)
-		kOSDFadeOutDuration = 500,		// Duration of the OSD fade out (in milliseconds)
-		kOSDColorKey = 1,
-		kOSDInitialAlpha = 80			// Initial alpha level, in percent
-	};
-
-	// hardware screen
-	SDL_Surface *_hwscreen;
-
-	// unseen game screen
-	SDL_Surface *_screen;
-
-	// temporary screen (for scalers)
-	SDL_Surface *_tmpscreen;
-	SDL_Surface *_tmpscreen2;
-
-	// overlay
-	SDL_Surface *_overlayscreen;
-	bool _overlayVisible;
-	Graphics::PixelFormat _overlayFormat;
-
-	enum {
-		kTransactionNone = 0,
-		kTransactionActive = 1,
-		kTransactionRollback = 2
-	};
-
-	struct TransactionDetails {
-		bool sizeChanged;
-		bool needHotswap;
-		bool needUpdatescreen;
-		bool normal1xScaler;
-	};
-	TransactionDetails _transactionDetails;
-
-	struct VideoState {
-		bool setup;
-
-		bool fullscreen;
-		bool aspectRatioCorrection;
-
-		int mode;
-		int scaleFactor;
-
-		int screenWidth, screenHeight;
-		int overlayWidth, overlayHeight;
-	};
-	VideoState _videoMode, _oldVideoMode;
-
-	virtual void setGraphicsModeIntern(); // overloaded by CE backend
-
-	/** Force full redraw on next updateScreen */
-	bool _forceFull;
-	ScalerProc *_scalerProc;
-	int _scalerType;
-	int _transactionMode;
-
-	bool _screenIsLocked;
-	Graphics::Surface _framebuffer;
-
-	/** Current video mode flags (see DF_* constants) */
-	bool _modeChanged;
-	int _screenChangeCount;
-
-	/* True if zoom on mouse is enabled. (only set by > 240 high games) */
-	bool _adjustZoomOnMouse;
-
-	enum {
-		NUM_DIRTY_RECT = 100,
-		MAX_MOUSE_W = 80,
-		MAX_MOUSE_H = 80,
-		MAX_SCALING = 3
-	};
-
-	// Dirty rect management
-	SDL_Rect _dirtyRectList[NUM_DIRTY_RECT];
-	int _numDirtyRects;
-
-	// Keyboard mouse emulation.  Disabled by fingolfin 2004-12-18.
-	// I am keeping the rest of the code in for now, since the joystick
-	// code (or rather, "hack") uses it, too.
-	struct KbdMouse {
-		int16 x, y, x_vel, y_vel, x_max, y_max, x_down_count, y_down_count;
-		uint32 last_time, delay_time, x_down_time, y_down_time;
-	};
-
-	struct MousePos {
-		// The mouse position, using either virtual (game) or real
-		// (overlay) coordinates.
-		int16 x, y;
-
-		// The size and hotspot of the original cursor image.
-		int16 w, h;
-		int16 hotX, hotY;
-
-		// The size and hotspot of the pre-scaled cursor image, in real
-		// coordinates.
-		int16 rW, rH;
-		int16 rHotX, rHotY;
-
-		// The size and hotspot of the pre-scaled cursor image, in game
-		// coordinates.
-		int16 vW, vH;
-		int16 vHotX, vHotY;
-
-		MousePos() : x(0), y(0), w(0), h(0), hotX(0), hotY(0),
-		             rW(0), rH(0), rHotX(0), rHotY(0), vW(0), vH(0),
-		             vHotX(0), vHotY(0)
-			{ }
-	};
-
-	// mouse
-	KbdMouse _km;
-	bool _mouseVisible;
-	bool _mouseNeedsRedraw;
-	byte *_mouseData;
-	SDL_Rect _mouseBackup;
-	MousePos _mouseCurState;
-	byte _mouseKeyColor;
-	int _cursorTargetScale;
-	bool _cursorPaletteDisabled;
-	SDL_Surface *_mouseOrigSurface;
-	SDL_Surface *_mouseSurface;
-	enum {
-		kMouseColorKey = 1
-	};
-
-	// Scroll lock state - since SDL doesn't track it
-	bool _scrollLock;
-
-	// joystick
-	SDL_Joystick *_joystick;
-	bool _stickBtn[32];
-
-	// Shake mode
-	int _currentShakePos;
-	int _newShakePos;
-
-	// Palette data
-	SDL_Color *_currentPalette;
-	uint _paletteDirtyStart, _paletteDirtyEnd;
-
-	// Cursor palette data
-	SDL_Color *_cursorPalette;
-
-	/**
-	 * Mutex which prevents multiple threads from interfering with each other
-	 * when accessing the screen.
-	 */
-	MutexRef _graphicsMutex;
-
-#ifdef MIXER_DOUBLE_BUFFERING
-	SDL_mutex *_soundMutex;
-	SDL_cond *_soundCond;
-	SDL_Thread *_soundThread;
-	bool _soundThreadIsRunning;
-	bool _soundThreadShouldQuit;
-
-	byte _activeSoundBuf;
-	uint _soundBufSize;
-	byte *_soundBuffers[2];
-
-	void mixerProducerThread();
-	static int SDLCALL mixerProducerThreadEntry(void *arg);
-	void initThreadedMixer(Audio::MixerImpl *mixer, uint bufSize);
-	void deinitThreadedMixer();
-#endif
-
-	FilesystemFactory *_fsFactory;
-	Common::SaveFileManager *_savefile;
-	Audio::MixerImpl *_mixer;
-
-	SDL_TimerID _timerID;
-	Common::TimerManager *_timer;
-
 protected:
-	virtual void addDirtyRect(int x, int y, int w, int h, bool realCoordinates = false);
-
-	void drawMouse();
-	void undrawMouse();
-	void blitCursor();
-
-	/** Set the position of the virtual mouse cursor. */
-	void setMousePos(int x, int y);
-	void fillMouseEvent(Common::Event &event, int x, int y);
-	void toggleMouseGrab();
-
-	void internUpdateScreen();
-
-	bool loadGFXMode();
-	void unloadGFXMode();
-	bool hotswapGFXMode();
-
-	void setFullscreenMode(bool enable);
-	void setAspectRatioCorrection(bool enable);
-
-	void setZoomOnMouse(); // GP2X: On > 240 high games zooms on the mouse + radius.
-
-	bool saveScreenshot(const char *filename);
-
-	int effectiveScreenHeight() const;
-
-	void setupIcon();
-	void handleKbdMouse();
-
-	virtual bool remapKey(SDL_Event &ev, Common::Event &event);
-
-	bool handleScalerHotkeys(const SDL_KeyboardEvent &key);
-	bool isScalerHotkey(const Common::Event &event);
-
-	void moveStick();
-	int _gp2xInputType;
+	virtual void initSDL();
 };
 
-#endif // GP2X_COMMON_H
+#endif