osu/osu.Game.Rulesets.Osu/Objects/ISliderProgress.cs

// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE

namespace osu.Game.Rulesets.Osu.Objects
{
    public interface ISliderProgress
    {
        void UpdateProgress(double progress, int span);
    }
}