osu/osu.Game/Storyboards/IStoryboardElementHasDuration.cs

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.

namespace osu.Game.Storyboards
{
    /// <summary>
    /// A StoryboardElement that ends at a different time than its start time.
    /// </summary>
    public interface IStoryboardElementHasDuration
    {
        double EndTime { get; }
    }
}