886 lines
29 KiB
C#
886 lines
29 KiB
C#
namespace QWERTYkez.ExcelProcessor.Editors;
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/// <summary>
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/// Внутренняя реализация <see cref="IRange"/>.
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/// </summary>
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internal sealed class ExcelRange : IRange
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{
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private readonly ExcelWriter _writer;
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private readonly ExcelSheet _sheet;
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private uint _rowStart, _rowEnd;
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private uint _colStart, _colEnd;
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internal ExcelRange(ExcelWriter writer, ExcelSheet sheet, uint rowStart, uint colStart, uint rowEnd, uint colEnd)
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{
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_writer = writer;
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_sheet = sheet;
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_rowStart = rowStart;
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_rowEnd = rowEnd;
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_colStart = colStart;
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_colEnd = colEnd;
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}
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public uint RowStart => _rowStart;
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public uint RowEnd => _rowEnd;
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public uint ColStart => _colStart;
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public uint ColEnd => _colEnd;
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public string ColStartLetter => CellAddressHelper.ColumnIndexToLetter(_colStart);
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public string ColEndLetter => CellAddressHelper.ColumnIndexToLetter(_colEnd);
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public uint Rows => _rowEnd - _rowStart + 1;
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public uint Cols => _colEnd - _colStart + 1;
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public bool IsMerged
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{
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get
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var mergeCells = GetMergeCells();
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if (mergeCells == null) return false;
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foreach (var mergeCell in mergeCells.Elements<MergeCell>())
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{
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if (TryParseRangeReference(mergeCell.Reference?.Value ?? string.Empty, out var refRange))
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{
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if (refRange._rowStart == _rowStart && refRange._rowEnd == _rowEnd &&
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refRange._colStart == _colStart && refRange._colEnd == _colEnd)
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return true;
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}
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}
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return false;
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}
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}
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}
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/// <summary>
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/// Перемещает текущий диапазон в новую позицию (как "вырезать-вставить").
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/// Исходный диапазон очищается, а текущий объект IRange перемещается на новое место.
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/// </summary>
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/// <param name="newRow">Номер строки для нового верхнего левого угла.</param>
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/// <param name="newCol">Номер столбца для нового верхнего левого угла.</param>
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/// <returns>Тот же объект IRange с новыми координатами.</returns>
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public IRange MoveTo(uint newRow, uint newCol)
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{
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if (newRow == _rowStart && newCol == _colStart) return this;
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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uint newRowEnd = newRow + (_rowEnd - _rowStart);
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uint newColEnd = newCol + (_colEnd - _colStart);
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bool overlap = RangesOverlap(_rowStart, _colStart, _rowEnd, _colEnd, newRow, newCol, newRowEnd, newColEnd);
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bool horizontalShift = (newRow == _rowStart);
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bool verticalShift = (newCol == _colStart);
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if (!overlap)
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{
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CopyCells(_rowStart, _colStart, _rowEnd, _colEnd, newRow, newCol, CopyOrder.Any);
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ClearRangeData(_rowStart, _colStart, _rowEnd, _colEnd);
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}
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else if (horizontalShift)
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{
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CopyOrder order = (newCol > _colStart) ? CopyOrder.RightToLeft : CopyOrder.LeftToRight;
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CopyCells(_rowStart, _colStart, _rowEnd, _colEnd, newRow, newCol, order);
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ClearRangeData(_rowStart, _colStart, _rowEnd, _colEnd);
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}
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else if (verticalShift)
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{
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CopyOrder order = (newRow > _rowStart) ? CopyOrder.BottomToTop : CopyOrder.TopToBottom;
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CopyCells(_rowStart, _colStart, _rowEnd, _colEnd, newRow, newCol, order);
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ClearRangeData(_rowStart, _colStart, _rowEnd, _colEnd);
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}
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else
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{
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// Диагональное перемещение – два последовательных сдвига
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MoveTo(_rowStart, newCol);
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MoveTo(newRow, _colStart);
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return this;
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}
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_rowStart = newRow;
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_rowEnd = newRowEnd;
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_colStart = newCol;
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_colEnd = newColEnd;
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return this;
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}
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}
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public IRange MoveTo(uint rowIndex, string colIndex)
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{
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return MoveTo(rowIndex, CellAddressHelper.ColumnLetterToIndex(colIndex));
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}
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private enum CopyOrder
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{
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Any,
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LeftToRight,
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RightToLeft,
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TopToBottom,
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BottomToTop
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}
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/// <summary>Копирует ячейки из исходного диапазона в целевой, поддерживая различные порядки обхода.</summary>
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private void CopyCells(uint srcRowStart, uint srcColStart, uint srcRowEnd, uint srcColEnd,
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uint dstRowStart, uint dstColStart, CopyOrder order)
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{
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// Определяем все строки, которые могут понадобиться (исходные и целевые)
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var rowIndices = new HashSet<uint>();
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for (uint r = srcRowStart; r <= srcRowEnd; r++) rowIndices.Add(r);
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uint dstRowEnd = dstRowStart + (srcRowEnd - srcRowStart);
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for (uint r = dstRowStart; r <= dstRowEnd; r++) rowIndices.Add(r);
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var rowsDict = GetRowDictionary(rowIndices);
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int rowStep = 1, colStep = 1;
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int rowStart = (int)srcRowStart, rowEnd = (int)srcRowEnd;
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int colStart = (int)srcColStart, colEnd = (int)srcColEnd;
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if (order == CopyOrder.BottomToTop)
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{
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rowStep = -1;
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rowStart = (int)srcRowEnd;
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rowEnd = (int)srcRowStart;
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}
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if (order == CopyOrder.RightToLeft)
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{
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colStep = -1;
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colStart = (int)srcColEnd;
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colEnd = (int)srcColStart;
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}
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for (int r = rowStart; (rowStep > 0 ? r <= rowEnd : r >= rowEnd); r += rowStep)
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{
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if (!rowsDict.TryGetValue((uint)r, out var srcRow))
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continue;
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for (int c = colStart; (colStep > 0 ? c <= colEnd : c >= colEnd); c += colStep)
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{
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Cell? srcCell = FindCellInRowFast(srcRow, (uint)c);
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if (srcCell == null) continue;
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Cell cloned = (Cell)srcCell.CloneNode(true);
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uint dstRow = dstRowStart + (uint)(r - srcRowStart);
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uint dstCol = dstColStart + (uint)(c - srcColStart);
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cloned.CellReference = $"{CellAddressHelper.ColumnIndexToLetter(dstCol)}{dstRow}";
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InsertCellAt(dstRow, dstCol, cloned);
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}
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}
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}
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/// <summary>Строит словарь строк для указанных индексов строк.</summary>
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private Dictionary<uint, Row> GetRowDictionary(HashSet<uint> rowIndices)
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{
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var dict = new Dictionary<uint, Row>();
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var sheetData = _sheet.GetSheetData();
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foreach (var row in sheetData.Elements<Row>())
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{
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if (row.RowIndex?.Value is uint idx && rowIndices.Contains(idx))
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dict[idx] = row;
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}
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return dict;
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}
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/// <summary>Быстрый поиск ячейки в строке (линейный, подходит для типичного количества ячеек в строке).</summary>
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private Cell? FindCellInRowFast(Row row, uint colIndex)
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{
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foreach (var cell in row.Elements<Cell>())
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{
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if (CellAddressHelper.TryParseCellReference(cell.CellReference?.Value ?? string.Empty, out _, out uint col) && col == colIndex)
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return cell;
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}
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return null;
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}
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/// <summary>Проверяет, пересекаются ли два прямоугольных диапазона.</summary>
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private static bool RangesOverlap(uint r1s, uint c1s, uint r1e, uint c1e,
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uint r2s, uint c2s, uint r2e, uint c2e)
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{
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return !(r1e < r2s || r2e < r1s || c1e < c2s || c2e < c1s);
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}
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/// <summary>Вставляет ячейку в указанную позицию, предварительно удаляя существующую.</summary>
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private void InsertCellAt(uint row, uint col, Cell cell)
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{
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DeleteCellAt(row, col);
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var sheetData = _sheet.GetSheetData();
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var rowElement = GetOrCreateRowElement(sheetData, row);
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InsertCellInRow(rowElement, cell, col);
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}
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/// <summary>Удаляет ячейку, если она существует.</summary>
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private void DeleteCellAt(uint row, uint col)
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{
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var sheetData = _sheet.GetSheetData();
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var rowElement = FindRowElement(sheetData, row);
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if (rowElement == null) return;
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var cell = FindCellInRow(rowElement, col);
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cell?.Remove();
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}
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/// <summary>Получает или создаёт строку с указанным индексом.</summary>
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private Row GetOrCreateRowElement(SheetData sheetData, uint rowIndex)
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{
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var existing = FindRowElement(sheetData, rowIndex);
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if (existing != null) return existing;
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var newRow = new Row { RowIndex = rowIndex };
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InsertRowElement(sheetData, newRow, rowIndex);
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return newRow;
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}
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/// <summary>Вставляет ячейку в строку с сохранением порядка столбцов.</summary>
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private void InsertCellInRow(Row row, Cell cell, uint colIndex)
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{
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string newRef = $"{CellAddressHelper.ColumnIndexToLetter(colIndex)}{row.RowIndex?.Value ?? 1}";
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cell.CellReference = newRef;
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bool inserted = false;
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foreach (var existing in row.Elements<Cell>().ToList())
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{
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if (CellAddressHelper.TryParseCellReference(existing.CellReference?.Value ?? string.Empty, out _, out uint existingCol) &&
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existingCol > colIndex)
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{
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existing.InsertBeforeSelf(cell);
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inserted = true;
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break;
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}
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}
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if (!inserted) row.Append(cell);
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}
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/// <summary>Очищает данные (содержимое) в указанном диапазоне.</summary>
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private void ClearRangeData(uint rowStart, uint colStart, uint rowEnd, uint colEnd)
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{
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for (uint r = rowStart; r <= rowEnd; r++)
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{
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var row = FindRowElement(_sheet.GetSheetData(), r);
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if (row == null) continue;
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for (uint c = colStart; c <= colEnd; c++)
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{
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var cell = FindCellInRow(row, c);
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cell?.Remove();
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}
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}
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}
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public bool TryMerge()
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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if (IsMerged) return false;
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var worksheet = _sheet.Worksheet;
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var mergeCells = worksheet.GetFirstChild<MergeCells>();
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if (mergeCells == null)
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{
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mergeCells = new MergeCells();
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worksheet.Append(mergeCells);
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}
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string refStr = $"{ColStartLetter}{RowStart}:{ColEndLetter}{RowEnd}";
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mergeCells.Append(new MergeCell { Reference = refStr });
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return true;
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}
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}
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public void Unmerge()
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var mergeCells = GetMergeCells();
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if (mergeCells == null) return;
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var toRemove = mergeCells.Elements<MergeCell>()
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.FirstOrDefault(mc => TryParseRangeReference(mc.Reference?.Value ?? string.Empty, out var rng) &&
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rng._rowStart == _rowStart && rng._rowEnd == _rowEnd &&
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rng._colStart == _colStart && rng._colEnd == _colEnd);
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toRemove?.Remove();
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}
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}
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public IRange? GetMergedRange()
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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var mergeCells = GetMergeCells();
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if (mergeCells == null) return null;
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foreach (var mergeCell in mergeCells.Elements<MergeCell>())
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{
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if (TryParseRangeReference(mergeCell.Reference?.Value ?? string.Empty, out var refRange))
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{
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if (refRange._rowStart >= _rowStart && refRange._rowEnd <= _rowEnd &&
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refRange._colStart >= _colStart && refRange._colEnd <= _colEnd)
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return refRange;
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}
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}
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return null;
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}
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}
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public bool TryGetMergedRange(IRange range)
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{
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var merged = GetMergedRange();
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if (merged == null) return false;
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return merged.Equals(range);
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}
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public IRange SetNumberFormat(NumberFormatPattern format)
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{
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if (format == null) return this;
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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int fmtId = GetOrCreateNumberFormatId(format);
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for (uint r = _rowStart; r <= _rowEnd; r++)
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{
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for (uint c = _colStart; c <= _colEnd; c++)
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{
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var cell = GetCellInternal(r, c);
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cell?.StyleIndex = (uint)fmtId;
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}
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}
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}
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return this;
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}
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/// <inheritdoc />
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public IRange SetCellAlign(CellAlign align)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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int styleIndex = _writer.GetOrCreateCellFormatId(
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numberFormat: null,
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font: null,
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fill: null,
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border: null,
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align: align
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);
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ApplyStyleToRange((uint)styleIndex);
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return this;
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}
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}
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/// <inheritdoc />
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public IRange SetCellBorder(CellBorder border)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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int styleIndex = _writer.GetOrCreateCellFormatId(
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numberFormat: null,
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font: null,
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fill: null,
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border: border,
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align: null
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);
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ApplyStyleToRange((uint)styleIndex);
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return this;
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}
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}
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/// <inheritdoc />
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public IRange SetCellFill(CellFill fill)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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int styleIndex = _writer.GetOrCreateCellFormatId(
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numberFormat: null,
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font: null,
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fill: fill,
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border: null,
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align: null
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);
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ApplyStyleToRange((uint)styleIndex);
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return this;
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}
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}
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/// <inheritdoc />
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public IRange SetCellFont(CellFont font)
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{
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_writer.ThrowIfDisposed();
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lock (_writer._syncLock)
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{
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int styleIndex = _writer.GetOrCreateCellFormatId(
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numberFormat: null,
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font: font,
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fill: null,
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border: null,
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align: null
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);
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ApplyStyleToRange((uint)styleIndex);
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return this;
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}
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}
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/// <summary>
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/// Применяет стиль ко всем ячейкам диапазона.
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/// </summary>
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/// <param name="styleIndex">Индекс стиля для применения.</param>
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/// <param name="createIfMissing">Если true, создаёт недостающие ячейки (по умолчанию true).</param>
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private void ApplyStyleToRange(uint styleIndex, bool createIfMissing = true)
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{
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for (uint row = _rowStart; row <= _rowEnd; row++)
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{
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for (uint col = _colStart; col <= _colEnd; col++)
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{
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var cell = GetCellInternal(row, col);
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if (cell != null)
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{
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cell.StyleIndex = styleIndex;
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}
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else if (createIfMissing)
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{
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var newCell = new Cell
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{
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CellReference = $"{CellAddressHelper.ColumnIndexToLetter(col)}{row}",
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StyleIndex = styleIndex
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};
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InsertCellAt(row, col, newCell);
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}
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}
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}
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}
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public IEnumerable<ICell> Cells
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{
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get
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{
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for (uint r = _rowStart; r <= _rowEnd; r++)
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for (uint c = _colStart; c <= _colEnd; c++)
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yield return new ExcelCell(_writer, _sheet, r, c);
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}
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}
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public bool GetSubCell(uint row, uint col, out ICell cell)
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{
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uint globalRow = _rowStart + row - 1;
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uint globalCol = _colStart + col - 1;
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if (globalRow > _rowEnd || globalCol > _colEnd)
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{
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cell = default!;
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return false;
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}
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cell = new ExcelCell(_writer, _sheet, globalRow, globalCol);
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return true;
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}
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public bool GetSubCell(uint row, string col, out ICell cell)
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{
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uint colIndex = CellAddressHelper.ColumnLetterToIndex(col);
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return GetSubCell(row, colIndex, out cell);
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}
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public bool TryEditSubCell(uint row, uint col, Action<ICell> edit)
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{
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if (GetSubCell(row, col, out var cell))
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{
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edit(cell);
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return true;
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}
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return false;
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}
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public bool TryEditSubCell(uint row, uint col, string value)
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{
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if (GetSubCell(row, col, out var cell))
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{
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cell.Set(value);
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return true;
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}
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return false;
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}
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public bool TryEditSubCell(uint row, uint col, bool value)
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{
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if (GetSubCell(row, col, out var cell))
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{
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cell.Set(value);
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return true;
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}
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return false;
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}
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public bool TryEditSubCell(uint row, uint col, string formula, NumberFormatPattern? format = null)
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{
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if (GetSubCell(row, col, out var cell))
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{
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cell.Set(formula, format);
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return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, uint col, DateTime value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, uint col, decimal value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, uint col, double value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, uint col, float value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, uint col, int value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, uint col, long value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
|
||
|
||
public bool TryEditSubCell(uint row, string col, Action<ICell> edit)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
edit(cell);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, string col, string value)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, string col, bool value)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, string col, string formula, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(formula, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, string col, DateTime value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, string col, decimal value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, string col, double value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, string col, float value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, string col, int value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public bool TryEditSubCell(uint row, string col, long value, NumberFormatPattern? format = null)
|
||
{
|
||
if (GetSubCell(row, col, out var cell))
|
||
{
|
||
cell.Set(value, format);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
|
||
|
||
public void ClearContents()
|
||
{
|
||
ClearRangeData(_rowStart, _colStart, _rowEnd, _colEnd);
|
||
}
|
||
|
||
public void ClearFormats()
|
||
{
|
||
for (uint r = _rowStart; r <= _rowEnd; r++)
|
||
for (uint c = _colStart; c <= _colEnd; c++)
|
||
{
|
||
var cell = GetCellInternal(r, c);
|
||
cell?.StyleIndex = null;
|
||
}
|
||
}
|
||
|
||
public void Clear()
|
||
{
|
||
ClearContents();
|
||
ClearFormats();
|
||
}
|
||
|
||
public IRange CopyTo(uint rowIndex, uint colIndex, out IRange copiedRange)
|
||
{
|
||
_writer.ThrowIfDisposed();
|
||
lock (_writer._syncLock)
|
||
{
|
||
CopyData(_rowStart, _colStart, _rowEnd, _colEnd, rowIndex, colIndex);
|
||
copiedRange = new ExcelRange(_writer, _sheet, rowIndex, colIndex, rowIndex + Rows - 1, colIndex + Cols - 1);
|
||
return this;
|
||
}
|
||
}
|
||
|
||
public IRange CopyTo(uint rowIndex, string colIndex, out IRange copiedRange)
|
||
{
|
||
uint col = CellAddressHelper.ColumnLetterToIndex(colIndex);
|
||
return CopyTo(rowIndex, col, out copiedRange);
|
||
}
|
||
|
||
// Вспомогательные методы
|
||
|
||
private Cell? GetCellInternal(uint row, uint col)
|
||
{
|
||
var sheetData = _sheet.GetSheetData();
|
||
var rowElement = FindRowElement(sheetData, row);
|
||
if (rowElement == null) return null;
|
||
return FindCellInRow(rowElement, col);
|
||
}
|
||
|
||
private void CopyData(uint srcRowStart, uint srcColStart, uint srcRowEnd, uint srcColEnd, uint dstRowStart, uint dstColStart)
|
||
{
|
||
// Сохраняем все значения и форматы из исходного диапазона
|
||
var cellsData = new List<(uint row, uint col, Cell cell)>();
|
||
for (uint r = srcRowStart; r <= srcRowEnd; r++)
|
||
{
|
||
for (uint c = srcColStart; c <= srcColEnd; c++)
|
||
{
|
||
var cell = GetCellInternal(r, c);
|
||
if (cell != null)
|
||
{
|
||
var cloned = (Cell)cell.CloneNode(true);
|
||
cellsData.Add((r - srcRowStart + dstRowStart, c - srcColStart + dstColStart, cloned));
|
||
}
|
||
}
|
||
}
|
||
// Вставляем в новый диапазон
|
||
foreach (var (row, col, clonedCell) in cellsData)
|
||
{
|
||
InsertCellAt(row, col, clonedCell);
|
||
}
|
||
// Копируем ширины столбцов
|
||
for (uint c = srcColStart; c <= srcColEnd; c++)
|
||
{
|
||
var srcCol = GetColumnElementForIndex(c);
|
||
if (srcCol?.Width is { } width)
|
||
{
|
||
uint targetCol = c - srcColStart + dstColStart;
|
||
var dstCol = GetOrCreateColumnElementForIndex(targetCol);
|
||
dstCol.Width = width;
|
||
dstCol.CustomWidth = srcCol.CustomWidth;
|
||
}
|
||
}
|
||
// Копируем высоты строк
|
||
for (uint r = srcRowStart; r <= srcRowEnd; r++)
|
||
{
|
||
var srcRow = FindRowElement(_sheet.GetSheetData(), r);
|
||
if (srcRow is { } row
|
||
&& row.Height?.Value is { } hei
|
||
&& row.CustomHeight?.Value == true)
|
||
{
|
||
uint targetRow = r - srcRowStart + dstRowStart;
|
||
var dstRow = GetOrCreateRowElement(targetRow);
|
||
dstRow.Height = hei;
|
||
dstRow.CustomHeight = true;
|
||
}
|
||
}
|
||
}
|
||
|
||
private Row GetOrCreateRowElement(uint rowIndex)
|
||
{
|
||
var existing = FindRowElement(_sheet.GetSheetData(), rowIndex);
|
||
if (existing != null) return existing;
|
||
var newRow = new Row { RowIndex = rowIndex };
|
||
InsertRowElement(_sheet.GetSheetData(), newRow, rowIndex);
|
||
return newRow;
|
||
}
|
||
|
||
private static Row? FindRowElement(SheetData sheetData, uint rowIndex)
|
||
{
|
||
foreach (var row in sheetData.Elements<Row>())
|
||
if (row.RowIndex?.Value == rowIndex) return row;
|
||
return null;
|
||
}
|
||
|
||
private static void InsertRowElement(SheetData sheetData, Row row, uint rowIndex)
|
||
{
|
||
bool inserted = false;
|
||
foreach (var existing in sheetData.Elements<Row>().ToList())
|
||
{
|
||
if (existing.RowIndex?.Value > rowIndex)
|
||
{
|
||
existing.InsertBeforeSelf(row);
|
||
inserted = true;
|
||
break;
|
||
}
|
||
}
|
||
if (!inserted) sheetData.Append(row);
|
||
}
|
||
|
||
private Cell? FindCellInRow(Row row, uint colIndex)
|
||
{
|
||
foreach (var cell in row.Elements<Cell>())
|
||
{
|
||
if (CellAddressHelper.TryParseCellReference(cell.CellReference?.Value ?? string.Empty, out _, out uint col) && col == colIndex)
|
||
return cell;
|
||
}
|
||
return null;
|
||
}
|
||
|
||
private Column? GetColumnElementForIndex(uint col)
|
||
{
|
||
var worksheet = _sheet.Worksheet;
|
||
var cols = worksheet.GetFirstChild<Columns>();
|
||
if (cols == null) return null;
|
||
foreach (Column c in cols.Elements<Column>())
|
||
if (c.Min?.Value is { } min
|
||
&& c.Max?.Value is { } max
|
||
&& min <= col
|
||
&& max >= col)
|
||
return c;
|
||
return null;
|
||
}
|
||
|
||
private Column GetOrCreateColumnElementForIndex(uint col)
|
||
{
|
||
var existing = GetColumnElementForIndex(col);
|
||
if (existing != null) return existing;
|
||
var worksheet = _sheet.Worksheet;
|
||
var cols = worksheet.GetFirstChild<Columns>();
|
||
if (cols == null)
|
||
{
|
||
cols = new Columns();
|
||
worksheet.InsertAt(cols, 0);
|
||
}
|
||
var newCol = new Column
|
||
{
|
||
Min = col,
|
||
Max = col,
|
||
Width = 8.43,
|
||
CustomWidth = true
|
||
};
|
||
cols.Append(newCol);
|
||
return newCol;
|
||
}
|
||
|
||
private MergeCells? GetMergeCells() =>
|
||
_sheet.Worksheet.GetFirstChild<MergeCells>();
|
||
|
||
private bool TryParseRangeReference(string reference, out ExcelRange range)
|
||
{
|
||
range = null!;
|
||
if (string.IsNullOrEmpty(reference)) return false;
|
||
string[] parts = reference.Split(':');
|
||
if (parts.Length != 2) return false;
|
||
if (!CellAddressHelper.TryParseCellReference(parts[0] + "1", out uint row1, out uint col1)) return false;
|
||
if (!CellAddressHelper.TryParseCellReference(parts[1] + "1", out uint row2, out uint col2)) return false;
|
||
uint rowStart = Math.Min(row1, row2), rowEnd = Math.Max(row1, row2);
|
||
uint colStart = Math.Min(col1, col2), colEnd = Math.Max(col1, col2);
|
||
range = new ExcelRange(_writer, _sheet, rowStart, colStart, rowEnd, colEnd);
|
||
return true;
|
||
}
|
||
|
||
// создаёт стиль только с числовым форматом
|
||
private int GetOrCreateNumberFormatId(NumberFormatPattern format)
|
||
{
|
||
return _writer.GetOrCreateCellFormatId(numberFormat: format);
|
||
}
|
||
} |