91 lines
2.4 KiB
C#
91 lines
2.4 KiB
C#
using System.Collections.Generic;
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namespace XericUI.XTable.Core
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{
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/// <summary>
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/// 单个数据块——保存 BlockSizeX × BlockSizeY 个单元格数据。
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/// 数据使用线性数组存储，索引 = localRow * BlockSizeX + localCol。
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/// </summary>
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public class XTableBlock
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{
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/// <summary>块在全局块坐标系中的行号</summary>
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public int BlockRow;
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/// <summary>块在全局块坐标系中的列号</summary>
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public int BlockCol;
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/// <summary>块内单元格列数</summary>
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public int BlockSizeX;
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/// <summary>块内单元格行数</summary>
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public int BlockSizeY;
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/// <summary>
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/// 数据存储——线性数组。
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/// 索引 = localRow * BlockSizeX + localCol。
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/// </summary>
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public XTableCellData[] Cells;
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/// <summary>合并单元格描述列表</summary>
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public List<XTableMergeDescriptor> MergeDescriptors;
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/// <summary>
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/// 创建指定尺寸的块
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/// </summary>
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public XTableBlock(int blockSizeX, int blockSizeY)
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{
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BlockSizeX = blockSizeX;
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BlockSizeY = blockSizeY;
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Cells = new XTableCellData[blockSizeX * blockSizeY];
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MergeDescriptors = new List<XTableMergeDescriptor>();
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}
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/// <summary>
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/// 创建指定尺寸和位置的块
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/// </summary>
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public XTableBlock(int blockSizeX, int blockSizeY, int blockRow, int blockCol)
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: this(blockSizeX, blockSizeY)
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{
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BlockRow = blockRow;
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BlockCol = blockCol;
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}
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/// <summary>
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/// 通过块内局部坐标获取单元格数据
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/// </summary>
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public XTableCellData GetCell(int localRow, int localCol)
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{
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int index = localRow * BlockSizeX + localCol;
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if (index < 0 || index >= Cells.Length) return null;
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return Cells[index];
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}
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/// <summary>
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/// 通过块内局部坐标设置单元格数据
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/// </summary>
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public void SetCell(int localRow, int localCol, XTableCellData data)
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{
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int index = localRow * BlockSizeX + localCol;
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if (index < 0 || index >= Cells.Length) return;
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Cells[index] = data;
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}
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/// <summary>
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/// 检查是否有合并描述重定向此单元格
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/// </summary>
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/// <returns>合并描述，若无重定向则返回 null</returns>
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public XTableMergeDescriptor GetMergeRedirect(int localRow, int localCol)
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{
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if (MergeDescriptors == null || MergeDescriptors.Count == 0)
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return null;
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for (int i = 0; i < MergeDescriptors.Count; i++)
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{
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if (MergeDescriptors[i].Contains(localRow, localCol))
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return MergeDescriptors[i];
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}
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return null;
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}
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}
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}
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