X-Git-Url: http://git.maemo.org/git/?a=blobdiff_plain;f=platform%2Fsdlv.h;h=4258623b279528a585cffe0c095623a17cd6e187;hb=4486e487785be514761017cde58a65e67f26ca9b;hp=b713ea0a9db8873ae11529e699e35b470de484f1;hpb=24cb730f82bbe2b4873e8b59a214c2b1f27d10b3;p=drnoksnes

diff --git a/platform/sdlv.h b/platform/sdlv.h
index b713ea0..4258623 100644
--- a/platform/sdlv.h
+++ b/platform/sdlv.h
@@ -3,6 +3,51 @@
 
 #include <SDL.h>
 
+class Scaler
+{
+public:
+	Scaler() { };
+	virtual ~Scaler() { };
+
+	virtual const char * getName() const = 0;
+
+	virtual uint8* getDrawBuffer() const = 0;
+	virtual unsigned int getDrawBufferPitch() const = 0;
+	virtual void getRenderedGUIArea(unsigned short& x, unsigned short& y,
+									unsigned short& w, unsigned short& h)
+									const = 0;
+	virtual void getRatio(float& x, float& y) const = 0;
+
+	virtual void prepare() = 0;
+	virtual void finish() = 0;
+	virtual void pause() = 0;
+	virtual void resume() = 0;
+	virtual bool filter(const SDL_Event& event) = 0;
+};
+
+class ScalerFactory
+{
+public:
+	ScalerFactory() { };
+	virtual ~ScalerFactory() { };
+	virtual const char * getName() const = 0;
+	virtual bool canEnable(int bpp, int w, int h) const = 0;
+	virtual Scaler* instantiate(SDL_Surface* screen, int w, int h) const = 0;
+};
+
+const ScalerFactory* searchForScaler(int bpp, int w, int h);
+
+/** SDL screen */
 extern SDL_Surface* screen;
+/** The current scaler object */
+extern Scaler* scaler;
+
+bool videoEventFilter(const SDL_Event& event);
+
+#if CONF_EXIT_BUTTON
+void ExitBtnReset();
+bool ExitBtnRequiresDraw();
+void ExitBtnDraw(SDL_Surface* where);
+#endif
 
 #endif