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 | * Mats Alm Added 2011-01-08
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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.Linq;
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35 | using System.Text;
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36 | using System.Xml;
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37 | using OfficeOpenXml.DataValidation.Formulas.Contracts;
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38 | using System.Globalization;
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39 |
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40 | namespace OfficeOpenXml.DataValidation.Formulas
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41 | {
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42 | /// <summary>
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43 | ///
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44 | /// </summary>
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45 | internal class ExcelDataValidationFormulaDecimal : ExcelDataValidationFormulaValue<double?>, IExcelDataValidationFormulaDecimal
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46 | {
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47 | public ExcelDataValidationFormulaDecimal(XmlNamespaceManager namespaceManager, XmlNode topNode, string formulaPath)
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48 | : base(namespaceManager, topNode, formulaPath)
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49 | {
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50 | var value = GetXmlNodeString(formulaPath);
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51 | if (!string.IsNullOrEmpty(value))
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52 | {
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53 | double dValue = default(double);
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54 | if (double.TryParse(value, NumberStyles.Any, CultureInfo.InvariantCulture, out dValue))
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55 | {
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56 | Value = dValue;
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57 | }
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58 | else
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59 | {
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60 | ExcelFormula = value;
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61 | }
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62 | }
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63 | }
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64 |
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65 | protected override string GetValueAsString()
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66 | {
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67 | return Value.HasValue ? Value.Value.ToString("R15", CultureInfo.InvariantCulture) : string.Empty;
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68 | }
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69 | }
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70 | }
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