Utility class to compute an animation progress between two points in time.
You can query the progress value - a value between
11.0 - by
calling progress and passing the current time.
- @Deprecated('See migration guide: https://pub.dev/packages/sa_v1_migration')
Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
Duration time) → double
Queries the current progress value based on the specified startTime and
duration as a value between
1.0. It will automatically clamp values this interval to fit in.
) → String
A string representation of this object. [...]