osu/osu.Game/Screens/Play/HUD/ModDisplay.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.
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using System;
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using System.Collections.Generic;
using System.Linq;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.UserInterface;
using osu.Game.Graphics.Sprites;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.UI;
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using osuTK;
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using osu.Game.Graphics.Containers;
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using osu.Framework.Input.Events;
using osu.Game.Graphics;
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namespace osu.Game.Screens.Play.HUD
{
public class ModDisplay : Container, IHasCurrentValue<IReadOnlyList<Mod>>
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{
private const int fade_duration = 1000;
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public bool DisplayUnrankedText = true;
public bool AllowExpand = true;
private readonly Bindable<IReadOnlyList<Mod>> current = new Bindable<IReadOnlyList<Mod>>();
public Bindable<IReadOnlyList<Mod>> Current
{
get => current;
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
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current.UnbindBindings();
current.BindTo(value);
}
}
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private readonly FillFlowContainer<ModIcon> iconsContainer;
private readonly OsuSpriteText unrankedText;
public ModDisplay()
{
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AutoSizeAxes = Axes.Both;
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Children = new Drawable[]
{
iconsContainer = new ReverseChildIDFillFlowContainer<ModIcon>
{
Anchor = Anchor.TopCentre,
Origin = Anchor.TopCentre,
AutoSizeAxes = Axes.Both,
Direction = FillDirection.Horizontal,
Margin = new MarginPadding { Left = 10, Right = 10 },
},
unrankedText = new OsuSpriteText
{
Anchor = Anchor.BottomCentre,
Origin = Anchor.TopCentre,
Text = @"/ UNRANKED /",
Font = OsuFont.Numeric.With(size: 12)
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}
};
Current.ValueChanged += mods =>
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{
iconsContainer.Clear();
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foreach (Mod mod in mods.NewValue)
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{
iconsContainer.Add(new ModIcon(mod) { Scale = new Vector2(0.6f) });
}
if (IsLoaded)
appearTransform();
};
}
protected override void Dispose(bool isDisposing)
{
base.Dispose(isDisposing);
Current.UnbindAll();
}
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protected override void LoadComplete()
{
base.LoadComplete();
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appearTransform();
iconsContainer.FadeInFromZero(fade_duration, Easing.OutQuint);
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}
private void appearTransform()
{
if (DisplayUnrankedText && Current.Value.Any(m => !m.Ranked))
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unrankedText.FadeInFromZero(fade_duration, Easing.OutQuint);
else
unrankedText.Hide();
expand();
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using (iconsContainer.BeginDelayedSequence(1200))
contract();
}
private void expand()
{
if (AllowExpand)
iconsContainer.TransformSpacingTo(new Vector2(5, 0), 500, Easing.OutQuint);
}
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private void contract() => iconsContainer.TransformSpacingTo(new Vector2(-25, 0), 500, Easing.OutQuint);
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protected override bool OnHover(HoverEvent e)
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{
expand();
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return base.OnHover(e);
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}
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protected override void OnHoverLost(HoverLostEvent e)
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{
contract();
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base.OnHoverLost(e);
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}
}
}