[ CCode ( instance_pos = 3.9 ) ]
[ Version ( since = "1.10" ) ]
public delegate double TimelineProgressFunc (Timeline timeline, double elapsed, double total)
A function for defining a custom progress.
| timeline |
a Timeline |
| elapsed |
the elapsed time, in milliseconds |
| total |
the total duration of the timeline, in milliseconds, |
| user_data |
data passed to the function |
|
the progress, as a floating point value between -1.0 and 2.0. |