127 lines
4.2 KiB
C#
127 lines
4.2 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using ColdMint.scripts.map.events;
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namespace ColdMint.scripts.inventory;
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public abstract class ItemContainerDisplayTemplate : IItemContainerDisplay
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{
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protected readonly List<IItemDisplay> ItemDisplayList = [];
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private IItemContainer? _itemContainer;
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public void BindItemContainer(IItemContainer itemContainer)
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{
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if (_itemContainer == itemContainer)
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{
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return;
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}
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if (_itemContainer != null)
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{
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_itemContainer.SelectedItemChangeEvent -= OnSelectedItemChangeEvent;
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}
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_itemContainer = itemContainer;
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_itemContainer.SelectedItemChangeEvent += OnSelectedItemChangeEvent;
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var totalCapacity = itemContainer.GetTotalCapacity();
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var currentCapacity = ItemDisplayList.Count;
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var capacityDifference = totalCapacity - currentCapacity;
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var adjustedEndIndex = totalCapacity;
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if (capacityDifference > 0)
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{
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//There are those that need to be added, and we create them.
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//有需要添加的，我们创建他们。
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for (var i = 0; i < capacityDifference; i++)
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{
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AddItemDisplay();
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}
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}
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else if (capacityDifference < 0)
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{
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//There are things that need to be hidden
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//有需要被隐藏的
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adjustedEndIndex += capacityDifference;
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var loopEndIndex = currentCapacity + capacityDifference;
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for (var i = currentCapacity - 1; i >= loopEndIndex; i--)
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{
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var itemDisplay = ItemDisplayList[i];
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itemDisplay.Update(null);
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itemDisplay.HideSelf();
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}
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}
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UpdateData(itemContainer, adjustedEndIndex);
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}
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private void OnSelectedItemChangeEvent(SelectedItemChangeEvent selectedItemChangeEvent)
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{
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if (_itemContainer == null)
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{
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return;
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}
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var usedCapacity = _itemContainer.GetUsedCapacity();
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UpdateDataForSingleLocation(_itemContainer, selectedItemChangeEvent.OldIndex, usedCapacity);
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UpdateDataForSingleLocation(_itemContainer, selectedItemChangeEvent.NewIndex, usedCapacity);
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}
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/// <summary>
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/// <para>Update data</para>
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/// <para>更新数据</para>
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/// </summary>
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/// <remarks>
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///<para>Used to batch update the Item data in itemContainer to the display.</para>
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///<para>用于将itemContainer内的Item数据批量更新到显示器内。</para>
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/// </remarks>
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/// <param name="itemContainer">
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///<para>Item container data</para>
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///<para>物品容器数据</para>
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/// </param>
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/// <param name="endIndex">
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///<para>endIndex</para>
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///<para>结束位置</para>
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/// </param>
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/// <param name="startIndex">
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///<para>startIndex</para>
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///<para>起始位置</para>
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/// </param>
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private void UpdateData(IItemContainer itemContainer, int endIndex, int startIndex = 0)
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{
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var usedCapacity = itemContainer.GetUsedCapacity();
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for (var i = startIndex; i < endIndex; i++)
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{
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var itemDisplay = ItemDisplayList[i];
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itemDisplay.Update(i < usedCapacity ? itemContainer.GetItem(i) : null);
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itemDisplay.ShowSelf();
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}
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}
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/// <summary>
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/// <para>Update data for a single location</para>
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/// <para>更新单个位置的数据</para>
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/// </summary>
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/// <param name="itemContainer"></param>
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/// <param name="index"></param>
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/// <param name="usedCapacity"></param>
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private void UpdateDataForSingleLocation(IItemContainer itemContainer, int index, int usedCapacity)
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{
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var itemDisplay = ItemDisplayList[index];
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itemDisplay.Update(index < usedCapacity ? itemContainer.GetItem(index) : null);
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}
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/// <summary>
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/// <para>Add item display</para>
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/// <para>添加物品显示器</para>
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/// </summary>
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protected abstract void AddItemDisplay();
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public IEnumerator<IItemDisplay> GetEnumerator()
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{
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return ItemDisplayList.GetEnumerator();
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}
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IEnumerator IEnumerable.GetEnumerator()
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{
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return GetEnumerator();
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}
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} |