42 lines
2.0 KiB
C#
42 lines
2.0 KiB
C#
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/// Credit setchi (https://github.com/setchi)
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/// Sourced from - https://github.com/setchi/FancyScrollView
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namespace UnityEngine.UI.Extensions
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{
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/// <summary>
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/// <see cref="FancyGridView{TItemData, TContext}"/> のセルを実装するための抽象基底クラス.
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/// <see cref="FancyCell{TItemData, TContext}.Context"/> が不要な場合は
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/// 代わりに <see cref="FancyGridViewCell{TItemData}"/> を使用します.
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/// </summary>
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/// <typeparam name="TItemData">アイテムのデータ型.</typeparam>
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/// <typeparam name="TContext"><see cref="FancyCell{TItemData, TContext}.Context"/> の型.</typeparam>
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public abstract class FancyGridViewCell<TItemData, TContext> : FancyScrollRectCell<TItemData, TContext>
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where TContext : class, IFancyGridViewContext, new()
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{
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/// <inheritdoc/>
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protected override void UpdatePosition(float normalizedPosition, float localPosition)
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{
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var cellSize = Context.GetCellSize();
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var spacing = Context.GetStartAxisSpacing();
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var groupCount = Context.GetGroupCount();
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var indexInGroup = Index % groupCount;
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var positionInGroup = (cellSize + spacing) * (indexInGroup - (groupCount - 1) * 0.5f);
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transform.localPosition = Context.ScrollDirection == ScrollDirection.Horizontal
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? new Vector2(-localPosition, -positionInGroup)
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: new Vector2(positionInGroup, localPosition);
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}
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}
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/// <summary>
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/// <see cref="FancyGridView{TItemData}"/> のセルを実装するための抽象基底クラス.
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/// </summary>
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/// <typeparam name="TItemData">アイテムのデータ型.</typeparam>
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/// <seealso cref="FancyGridViewCell{TItemData, TContext}"/>
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public abstract class FancyGridViewCell<TItemData> : FancyGridViewCell<TItemData, FancyGridViewContext>
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{
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/// <inheritdoc/>
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public sealed override void SetContext(FancyGridViewContext context) => base.SetContext(context);
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}
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}
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