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78 lines
3.0 KiB
C#
78 lines
3.0 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// 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;
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using osu.Framework.Audio.Sample;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Textures;
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using osu.Game.Audio;
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using osu.Game.Skinning;
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using osuTK.Graphics;
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namespace osu.Game.Screens.Edit
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{
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/// <summary>
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/// A beatmap skin which is being edited.
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/// </summary>
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public class EditorBeatmapSkin : ISkin
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{
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public event Action? BeatmapSkinChanged;
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/// <summary>
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/// The underlying beatmap skin.
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/// </summary>
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protected internal readonly Skin Skin;
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/// <summary>
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/// The combo colours of this skin.
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/// If empty, the default combo colours will be used.
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/// </summary>
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public BindableList<Colour4> ComboColours { get; }
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public EditorBeatmapSkin(Skin skin)
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{
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Skin = skin;
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ComboColours = new BindableList<Colour4>();
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if (Skin.Configuration.ComboColours is IReadOnlyList<Color4> comboColours)
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{
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// due to the foibles of how `IHasComboInformation` / `ComboIndexWithOffsets` work,
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// the actual effective first combo colour that will be used on the beatmap is the one with index 1, not 0.
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// see also: `IHasComboInformation.UpdateComboInformation`,
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// https://github.com/peppy/osu-stable-reference/blob/46cd3a10af7cc6cc96f4eba92ef1812dc8c3a27e/osu!/GameModes/Edit/Forms/SongSetup.cs#L233-L234.
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for (int i = 0; i < comboColours.Count; ++i)
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ComboColours.Add(comboColours[(i + 1) % comboColours.Count]);
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}
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ComboColours.BindCollectionChanged((_, _) => updateColours());
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}
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private void invokeSkinChanged() => BeatmapSkinChanged?.Invoke();
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private void updateColours()
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{
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// performs the inverse of the index rotation operation described in the ctor.
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Skin.Configuration.CustomComboColours.Clear();
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for (int i = 0; i < ComboColours.Count; ++i)
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Skin.Configuration.CustomComboColours.Add(ComboColours[(ComboColours.Count + i - 1) % ComboColours.Count]);
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invokeSkinChanged();
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}
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#region Delegated ISkin implementation
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public Drawable? GetDrawableComponent(ISkinComponentLookup lookup) => Skin.GetDrawableComponent(lookup);
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public Texture? GetTexture(string componentName, WrapMode wrapModeS, WrapMode wrapModeT) => Skin.GetTexture(componentName, wrapModeS, wrapModeT);
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public ISample? GetSample(ISampleInfo sampleInfo) => Skin.GetSample(sampleInfo);
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public IBindable<TValue>? GetConfig<TLookup, TValue>(TLookup lookup)
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where TLookup : notnull
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where TValue : notnull
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=> Skin.GetConfig<TLookup, TValue>(lookup);
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#endregion
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}
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}
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