osu/osu.Game.Rulesets.Osu/Mods/OsuModObjectScaleTween.cs

88 lines
2.9 KiB
C#

// 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.
using System;
using System.Collections.Generic;
using System.Linq;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Game.Configuration;
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
{
/// <summary>
/// Adjusts the size of hit objects during their fade in animation.
/// </summary>
public abstract class OsuModObjectScaleTween : Mod, IReadFromConfig, IApplicableToDrawableHitObjects
{
public override ModType Type => ModType.Fun;
public override double ScoreMultiplier => 1;
protected virtual float StartScale => 1;
protected virtual float EndScale => 1;
private Bindable<bool> increaseFirstObjectVisibility = new Bindable<bool>();
public override Type[] IncompatibleMods => new[] { typeof(OsuModSpinIn), typeof(OsuModTraceable) };
public void ReadFromConfig(OsuConfigManager config)
{
increaseFirstObjectVisibility = config.GetBindable<bool>(OsuSetting.IncreaseFirstObjectVisibility);
}
public void ApplyToDrawableHitObjects(IEnumerable<DrawableHitObject> drawables)
{
foreach (var drawable in drawables.Skip(increaseFirstObjectVisibility.Value ? 1 : 0))
{
switch (drawable)
{
case DrawableSpinner _:
continue;
default:
drawable.ApplyCustomUpdateState += ApplyCustomState;
break;
}
}
}
protected virtual void ApplyCustomState(DrawableHitObject drawable, ArmedState state)
{
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).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;
}
}
}
}