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osu-lazer/osu.Game.Rulesets.Taiko/Skinning/LegacyTaikoScroller.cs

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// 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.Linq;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Sprites;
using osu.Game.Rulesets.Judgements;
using osu.Game.Rulesets.Scoring;
using osu.Game.Screens.Play;
using osu.Game.Skinning;
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using osuTK;
namespace osu.Game.Rulesets.Taiko.Skinning
{
public class LegacyTaikoScroller : CompositeDrawable
{
public LegacyTaikoScroller()
{
RelativeSizeAxes = Axes.Both;
}
[BackgroundDependencyLoader(true)]
private void load(GameplayBeatmap gameplayBeatmap)
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{
if (gameplayBeatmap != null)
((IBindable<JudgementResult>)LastResult).BindTo(gameplayBeatmap.LastJudgementResult);
}
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private bool passing;
protected override void LoadComplete()
{
base.LoadComplete();
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LastResult.BindValueChanged(result =>
{
var r = result.NewValue;
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// always ignore hitobjects that don't affect combo (drumroll ticks etc.)
if (r?.Judgement.AffectsCombo == false)
return;
passing = r == null || r.Type > HitResult.Miss;
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foreach (var sprite in InternalChildren.OfType<ScrollerSprite>())
sprite.Passing = passing;
}, true);
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}
public Bindable<JudgementResult> LastResult = new Bindable<JudgementResult>();
protected override void Update()
{
base.Update();
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while (true)
{
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float? additiveX = null;
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foreach (var sprite in InternalChildren)
{
// add the x coordinates and perform re-layout on all sprites as spacing may change with gameplay scale.
sprite.X = additiveX ??= sprite.X - (float)Time.Elapsed * 0.1f;
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additiveX += sprite.DrawWidth - 1;
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if (sprite.X + sprite.DrawWidth < 0)
sprite.Expire();
}
var last = InternalChildren.LastOrDefault();
// only break from this loop once we have saturated horizontal space completely.
if (last != null && last.ScreenSpaceDrawQuad.TopRight.X >= ScreenSpaceDrawQuad.TopRight.X)
break;
AddInternal(new ScrollerSprite
{
Passing = passing
});
}
}
private class ScrollerSprite : CompositeDrawable
{
private Sprite passingSprite;
private Sprite failingSprite;
private bool passing = true;
public bool Passing
{
get => passing;
set
{
if (value == passing)
return;
passing = value;
if (passing)
{
passingSprite.Show();
failingSprite.FadeOut(200);
}
else
{
failingSprite.FadeIn(200);
passingSprite.Delay(200).FadeOut();
}
}
}
[BackgroundDependencyLoader]
private void load(ISkinSource skin)
{
AutoSizeAxes = Axes.X;
RelativeSizeAxes = Axes.Y;
FillMode = FillMode.Fit;
InternalChildren = new Drawable[]
{
passingSprite = new Sprite { Texture = skin.GetTexture("taiko-slider") },
failingSprite = new Sprite { Texture = skin.GetTexture("taiko-slider-fail"), Alpha = 0 },
};
}
protected override void Update()
{
base.Update();
foreach (var c in InternalChildren)
c.Scale = new Vector2(DrawHeight / c.Height);
}
}
}
}