guint y,
guint height);
-void convert_pixels_to_time(
+__inline void convert_pixels_to_time(
gint width,
guint x,
LttTime window_time_begin,
LttTime window_time_end,
LttTime *time);
-void convert_time_to_pixels(
+__inline void convert_time_to_pixels(
LttTime window_time_begin,
LttTime window_time_end,
LttTime time,