// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. // See the LICENCE file in the repository root for full licence text. using System; using osu.Framework.Bindables; using osu.Framework.Graphics; using osu.Game.Rulesets.Mods; using osu.Game.Rulesets.Objects.Drawables; using osu.Game.Rulesets.Osu.Objects; using osu.Game.Rulesets.Osu.Objects.Drawables; namespace osu.Game.Rulesets.Osu.Mods { /// /// Adjusts the size of hit objects during their fade in animation. /// public abstract class OsuModObjectScaleTween : ModWithVisibilityAdjustment, IMutateApproachCircles { public override ModType Type => ModType.Fun; public override double ScoreMultiplier => 1; public abstract BindableNumber StartScale { get; } protected virtual float EndScale => 1; public override Type[] IncompatibleMods => new[] { typeof(IMutateApproachCircles) }; protected override void ApplyIncreasedVisibilityState(DrawableHitObject hitObject, ArmedState state) { } protected override void ApplyNormalVisibilityState(DrawableHitObject hitObject, ArmedState state) => applyCustomState(hitObject, state); private void applyCustomState(DrawableHitObject drawable, ArmedState state) { if (drawable is DrawableSpinner) return; var h = (OsuHitObject)drawable.HitObject; // apply grow effect switch (drawable) { case DrawableSliderHead _: case DrawableSliderTail _: // special cases we should *not* be scaling. break; case DrawableSlider _: case DrawableHitCircle _: { using (drawable.BeginAbsoluteSequence(h.StartTime - h.TimePreempt)) drawable.ScaleTo(StartScale.Value).Then().ScaleTo(EndScale, h.TimePreempt, Easing.OutSine); break; } } // remove approach circles switch (drawable) { case DrawableHitCircle circle: // we don't want to see the approach circle using (circle.BeginAbsoluteSequence(h.StartTime - h.TimePreempt)) circle.ApproachCircle.Hide(); break; } } } }