mirror of https://github.com/ppy/osu
110 lines
4.0 KiB
C#
110 lines
4.0 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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#nullable disable
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using System.Collections.Generic;
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using System.Linq;
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using osu.Framework.Allocation;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Game.Rulesets.Mania.Beatmaps;
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using osu.Game.Rulesets.Mania.Skinning;
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using osu.Game.Skinning;
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namespace osu.Game.Rulesets.Mania.UI
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{
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/// <summary>
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/// A <see cref="Drawable"/> which flows its contents according to the <see cref="Column"/>s in a <see cref="Stage"/>.
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/// Content can be added to individual columns via <see cref="SetContentForColumn"/>.
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/// </summary>
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/// <typeparam name="TContent">The type of content in each column.</typeparam>
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public class ColumnFlow<TContent> : CompositeDrawable
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where TContent : Drawable
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{
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/// <summary>
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/// All contents added to this <see cref="ColumnFlow{TContent}"/>.
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/// </summary>
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public IReadOnlyList<TContent> Content => columns.Children.Select(c => c.Count == 0 ? null : (TContent)c.Child).ToList();
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private readonly FillFlowContainer<Container> columns;
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private readonly StageDefinition stageDefinition;
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public ColumnFlow(StageDefinition stageDefinition)
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{
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this.stageDefinition = stageDefinition;
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AutoSizeAxes = Axes.X;
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Masking = true;
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InternalChild = columns = new FillFlowContainer<Container>
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{
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RelativeSizeAxes = Axes.Y,
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AutoSizeAxes = Axes.X,
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Direction = FillDirection.Horizontal,
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};
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for (int i = 0; i < stageDefinition.Columns; i++)
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columns.Add(new Container { RelativeSizeAxes = Axes.Y });
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}
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private ISkinSource currentSkin;
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[BackgroundDependencyLoader]
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private void load(ISkinSource skin)
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{
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currentSkin = skin;
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skin.SourceChanged += onSkinChanged;
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onSkinChanged();
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}
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private void onSkinChanged()
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{
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for (int i = 0; i < stageDefinition.Columns; i++)
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{
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if (i > 0)
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{
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float spacing = currentSkin.GetConfig<ManiaSkinConfigurationLookup, float>(
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new ManiaSkinConfigurationLookup(LegacyManiaSkinConfigurationLookups.ColumnSpacing, i - 1))
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?.Value ?? Stage.COLUMN_SPACING;
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columns[i].Margin = new MarginPadding { Left = spacing };
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}
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float? width = currentSkin.GetConfig<ManiaSkinConfigurationLookup, float>(
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new ManiaSkinConfigurationLookup(LegacyManiaSkinConfigurationLookups.ColumnWidth, i))
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?.Value;
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if (width == null)
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// only used by default skin (legacy skins get defaults set in LegacyManiaSkinConfiguration)
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columns[i].Width = stageDefinition.IsSpecialColumn(i) ? Column.SPECIAL_COLUMN_WIDTH : Column.COLUMN_WIDTH;
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else
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columns[i].Width = width.Value;
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}
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}
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/// <summary>
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/// Sets the content of one of the columns of this <see cref="ColumnFlow{TContent}"/>.
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/// </summary>
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/// <param name="column">The index of the column to set the content of.</param>
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/// <param name="content">The content.</param>
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public void SetContentForColumn(int column, TContent content) => columns[column].Child = content;
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public new MarginPadding Padding
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{
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get => base.Padding;
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set => base.Padding = value;
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}
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protected override void Dispose(bool isDisposing)
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{
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base.Dispose(isDisposing);
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if (currentSkin != null)
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currentSkin.SourceChanged -= onSkinChanged;
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}
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}
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}
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