1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/scr_overlay.h	Sat Feb 01 19:58:19 2014 +0200
     1.3 @@ -0,0 +1,27 @@
     1.4 +#ifndef SCR_OVERLAY_H_
     1.5 +#define SCR_OVERLAY_H_
     1.6 +
     1.7 +#include "screen.h"
     1.8 +
     1.9 +// abstract base class for overlay screens
    1.10 +class OverlayScreen : public Screen {
    1.11 +protected:
    1.12 +	Screen *prev;
    1.13 +
    1.14 +public:
    1.15 +	virtual void start();
    1.16 +	virtual void stop();
    1.17 +
    1.18 +	virtual long redisplay_interval() const;
    1.19 +
    1.20 +	virtual void pre_draw() const;
    1.21 +	virtual void display() const;
    1.22 +	virtual void post_draw() const;
    1.23 +
    1.24 +	virtual void keyboard(int key, bool pressed);
    1.25 +	virtual void motion(int x, int y, bool pressed);
    1.26 +	virtual void button(int bn, bool pressed, int x, int y);
    1.27 +	virtual void reshape(int x, int y);
    1.28 +};
    1.29 +
    1.30 +#endif	// SCR_OVERLAY_H_