fysxasteroids/engine/OverlayBase.h

#ifndef OVERLAY
#define OVERLAY

#include <boost/shared_ptr.hpp>

#include <SDL/SDL.h>

namespace Engine {

class OverlayBase {
	public:
		OverlayBase () {};
		virtual ~OverlayBase() {};

		virtual bool OnKeyDown (const SDL_keysym &keysym) { return false; };
		virtual bool OnKeyUp (const SDL_keysym &keysym) { return false; };
		virtual bool OnMouseButtonUp (Uint8 button, Uint16 xpos, Uint16 ypos) { return false; };
		virtual bool OnMouseButtonDown (Uint8 button, Uint16 xpos, Uint16 ypos) { return false; };

		virtual void Draw () = 0;

		void _strange_function_for_vtable () {};
};

typedef boost::shared_ptr<OverlayBase> OverlayBasePtr;

}

#endif /* OVERLAY */