com.unity.uiextensions.nosa.../Runtime/Scripts/Layout/FancyScrollView/GridView/FancyGridViewCell.cs

42 lines
2.0 KiB
C#

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