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osu-lazer/osu.Game/Screens/Play/HUD/HitErrorMeters/ColourHitErrorMeter.cs
2020-01-24 12:01:40 +09:00

93 lines
3.0 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.Collections.Generic;
using System.Linq;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Game.Rulesets.Judgements;
using osu.Game.Rulesets.Scoring;
using osuTK;
using osuTK.Graphics;
namespace osu.Game.Screens.Play.HUD.HitErrorMeters
{
public class ColourHitErrorMeter : HitErrorMeter
{
private const int animation_duration = 200;
private readonly JudgementFlow judgementsFlow;
public ColourHitErrorMeter(HitWindows hitWindows)
: base(hitWindows)
{
AutoSizeAxes = Axes.Both;
InternalChild = judgementsFlow = new JudgementFlow();
}
public override void OnNewJudgement(JudgementResult judgement) => judgementsFlow.Push(GetColourForHitResult(HitWindows.ResultFor(judgement.TimeOffset)));
private class JudgementFlow : FillFlowContainer<HitErrorCircle>
{
private const int max_available_judgements = 20;
private const int drawable_judgement_size = 8;
private const int spacing = 2;
public override IEnumerable<Drawable> FlowingChildren => base.FlowingChildren.Reverse();
public JudgementFlow()
{
AutoSizeAxes = Axes.X;
Height = max_available_judgements * (drawable_judgement_size + spacing) - spacing;
Spacing = new Vector2(0, spacing);
Direction = FillDirection.Vertical;
LayoutDuration = animation_duration;
LayoutEasing = Easing.OutQuint;
}
public void Push(Color4 colour)
{
Add(new HitErrorCircle(colour, drawable_judgement_size));
if (Children.Count > max_available_judgements)
Children.FirstOrDefault(c => !c.IsRemoved)?.Remove();
}
}
private class HitErrorCircle : Container
{
public bool IsRemoved { get; private set; }
private readonly Circle circle;
public HitErrorCircle(Color4 colour, int size)
{
Size = new Vector2(size);
Child = circle = new Circle
{
RelativeSizeAxes = Axes.Both,
Alpha = 0,
Colour = colour
};
}
protected override void LoadComplete()
{
base.LoadComplete();
circle.FadeInFromZero(animation_duration, Easing.OutQuint);
circle.MoveToY(-DrawSize.Y);
circle.MoveToY(0, animation_duration, Easing.OutQuint);
}
public void Remove()
{
IsRemoved = true;
this.FadeOut(animation_duration, Easing.OutQuint).Expire();
}
}
}
}