[12074] | 1 | /*******************************************************************************
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| 2 | * You may amend and distribute as you like, but don't remove this header!
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| 3 | *
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| 4 | * EPPlus provides server-side generation of Excel 2007/2010 spreadsheets.
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| 5 | * See http://www.codeplex.com/EPPlus for details.
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| 6 | *
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| 7 | * Copyright (C) 2011 Jan Källman
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| 8 | *
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| 9 | * This library is free software; you can redistribute it and/or
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| 10 | * modify it under the terms of the GNU Lesser General Public
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| 11 | * License as published by the Free Software Foundation; either
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| 12 | * version 2.1 of the License, or (at your option) any later version.
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| 13 |
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| 14 | * This library is distributed in the hope that it will be useful,
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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| 17 | * See the GNU Lesser General Public License for more details.
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| 18 | *
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| 19 | * The GNU Lesser General Public License can be viewed at http://www.opensource.org/licenses/lgpl-license.php
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| 20 | * If you unfamiliar with this license or have questions about it, here is an http://www.gnu.org/licenses/gpl-faq.html
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| 21 | *
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| 22 | * All code and executables are provided "as is" with no warranty either express or implied.
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| 23 | * The author accepts no liability for any damage or loss of business that this product may cause.
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| 24 | *
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| 25 | * Code change notes:
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| 26 | *
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| 27 | * Author Change Date
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| 28 | *******************************************************************************
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| 29 | * Starnuto Di Topo & Jan Källman Initial Release 2010-03-14
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| 30 | * Jan Källman License changed GPL-->LGPL 2011-12-27
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| 31 | *******************************************************************************/
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| 32 | using System;
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| 33 | using System.Collections.Generic;
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| 34 | using System.Text;
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| 35 |
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| 36 | namespace OfficeOpenXml
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| 37 | {
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| 38 | /// <summary>
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| 39 | /// A single cell address
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| 40 | /// </summary>
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| 41 | public class ExcelCellAddress
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| 42 | {
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| 43 | public ExcelCellAddress()
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| 44 | : this(1, 1)
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| 45 | {
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| 46 |
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| 47 | }
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| 48 |
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| 49 | private int _row;
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| 50 | private int _column;
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| 51 | private string _address;
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| 52 | /// <summary>
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| 53 | /// Initializes a new instance of the ExcelCellAddress class.
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| 54 | /// </summary>
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| 55 | /// <param name="row">The row.</param>
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| 56 | /// <param name="column">The column.</param>
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| 57 | public ExcelCellAddress(int row, int column)
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| 58 | {
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| 59 | this.Row = row;
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| 60 | this.Column = column;
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| 61 | }
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| 62 | /// <summary>
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| 63 | /// Initializes a new instance of the ExcelCellAddress class.
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| 64 | /// </summary>
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| 65 | ///<param name="address">The address</param>
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| 66 | public ExcelCellAddress(string address)
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| 67 | {
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| 68 | this.Address = address;
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| 69 | }
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| 70 | /// <summary>
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| 71 | /// Row
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| 72 | /// </summary>
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| 73 | public int Row
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| 74 | {
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| 75 | get
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| 76 | {
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| 77 | return this._row;
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| 78 | }
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| 79 | private set
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| 80 | {
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| 81 | if (value <= 0)
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| 82 | {
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| 83 | throw new ArgumentOutOfRangeException("value", "Row cannot be less than 1.");
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| 84 | }
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| 85 | this._row = value;
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| 86 | if(_column>0)
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| 87 | _address = ExcelCellBase.GetAddress(_row, _column);
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| 88 | else
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| 89 | _address = "#REF!";
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| 90 | }
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| 91 | }
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| 92 | /// <summary>
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| 93 | /// Column
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| 94 | /// </summary>
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| 95 | public int Column
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| 96 | {
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| 97 | get
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| 98 | {
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| 99 | return this._column;
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| 100 | }
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| 101 | private set
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| 102 | {
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| 103 | if (value <= 0)
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| 104 | {
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| 105 | throw new ArgumentOutOfRangeException("value", "Column cannot be less than 1.");
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| 106 | }
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| 107 | this._column = value;
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| 108 | if (_row > 0)
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| 109 | _address = ExcelCellBase.GetAddress(_row, _column);
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| 110 | else
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| 111 | _address = "#REF!";
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| 112 | }
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| 113 | }
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| 114 | /// <summary>
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| 115 | /// Celladdress
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| 116 | /// </summary>
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| 117 | public string Address
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| 118 | {
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| 119 | get
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| 120 | {
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| 121 | return _address;
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| 122 | }
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| 123 | internal set
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| 124 | {
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| 125 | _address = value;
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| 126 | ExcelCellBase.GetRowColFromAddress(_address, out _row, out _column);
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| 127 | }
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| 128 | }
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| 129 | /// <summary>
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| 130 | /// If the address is an invalid reference (#REF!)
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| 131 | /// </summary>
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| 132 | public bool IsRef
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| 133 | {
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| 134 | get
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| 135 | {
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| 136 | return _row <= 0;
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| 137 | }
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| 138 | }
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| 139 |
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| 140 | /// <summary>
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| 141 | /// Returns the letter corresponding to the supplied 1-based column index.
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| 142 | /// </summary>
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| 143 | /// <param name="column">Index of the column (1-based)</param>
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| 144 | /// <returns>The corresponding letter, like A for 1.</returns>
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| 145 | public static string GetColumnLetter(int column)
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| 146 | {
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| 147 | if (column > ExcelPackage.MaxColumns || column < 1)
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| 148 | {
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| 149 | throw new InvalidOperationException("Invalid 1-based column index: " + column + ". Valid range is 1 to " + ExcelPackage.MaxColumns);
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| 150 | }
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| 151 | return ExcelCellBase.GetColumnLetter(column);
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| 152 | }
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| 153 | }
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| 154 | }
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| 155 |
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