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 | * Jan Källman Initial Release 2009-10-01
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30 | * Jan Källman License changed GPL-->LGPL 2011-12-16
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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 | using System.Xml;
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36 | using System.Globalization;
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37 | using OfficeOpenXml.Table.PivotTable;
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38 |
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39 | namespace OfficeOpenXml.Drawing.Chart
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40 | {
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41 | /// <summary>
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42 | /// Provides access to doughnut chart specific properties
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43 | /// </summary>
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44 | public class ExcelDoughnutChart : ExcelPieChart
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45 | {
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46 | //internal ExcelDoughnutChart(ExcelDrawings drawings, XmlNode node) :
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47 | // base(drawings, node)
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48 | //{
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49 | // SetPaths();
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50 | //}
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51 | internal ExcelDoughnutChart(ExcelDrawings drawings, XmlNode node, eChartType type, bool isPivot) :
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52 | base(drawings, node, type, isPivot)
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53 | {
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54 | //SetPaths();
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55 | }
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56 | internal ExcelDoughnutChart(ExcelDrawings drawings, XmlNode node, eChartType type, ExcelChart topChart, ExcelPivotTable PivotTableSource) :
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57 | base(drawings, node, type, topChart, PivotTableSource)
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58 | {
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59 | //SetPaths();
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60 | }
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61 | internal ExcelDoughnutChart(ExcelDrawings drawings, XmlNode node, Uri uriChart, System.IO.Packaging.PackagePart part, XmlDocument chartXml, XmlNode chartNode) :
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62 | base(drawings, node, uriChart, part, chartXml, chartNode)
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63 | {
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64 | //SetPaths();
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65 | }
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66 |
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67 | internal ExcelDoughnutChart(ExcelChart topChart, XmlNode chartNode) :
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68 | base(topChart, chartNode)
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69 | {
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70 | //SetPaths();
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71 | }
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72 |
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73 | //private void SetPaths()
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74 | //{
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75 | // string chartNodeText = GetChartNodeText();
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76 | // _firstSliceAngPath = string.Format(_firstSliceAngPath, chartNodeText);
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77 | // _holeSizePath = string.Format(_holeSizePath, chartNodeText);
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78 | //}
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79 | //string _firstSliceAngPath = "c:chartSpace/c:chart/c:plotArea/{0}/c:firstSliceAng/@val";
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80 | string _firstSliceAngPath = "c:firstSliceAng/@val";
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81 | /// <summary>
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82 | /// Angle of the first slize
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83 | /// </summary>
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84 | public decimal FirstSliceAngle
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85 | {
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86 | get
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87 | {
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88 | return _chartXmlHelper.GetXmlNodeDecimal(_firstSliceAngPath);
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89 | }
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90 | internal set
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91 | {
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92 | _chartXmlHelper.SetXmlNodeString(_firstSliceAngPath, value.ToString(CultureInfo.InvariantCulture));
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93 | }
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94 | }
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95 | //string _holeSizePath = "c:chartSpace/c:chart/c:plotArea/{0}/c:holeSize/@val";
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96 | string _holeSizePath = "c:holeSize/@val";
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97 | /// <summary>
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98 | /// Size of the doubnut hole
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99 | /// </summary>
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100 | public decimal HoleSize
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101 | {
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102 | get
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103 | {
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104 | return _chartXmlHelper.GetXmlNodeDecimal(_holeSizePath);
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105 | }
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106 | internal set
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107 | {
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108 | _chartXmlHelper.SetXmlNodeString(_holeSizePath, value.ToString(CultureInfo.InvariantCulture));
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109 | }
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110 | }
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111 | internal override eChartType GetChartType(string name)
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112 | {
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113 | if (name == "doughnutChart")
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114 | {
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115 | if (((ExcelPieChartSerie)Series[0]).Explosion > 0)
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116 | {
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117 | return eChartType.DoughnutExploded;
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118 | }
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119 | else
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120 | {
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121 | return eChartType.Doughnut;
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122 | }
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123 | }
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124 | return base.GetChartType(name);
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125 | }
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126 | }
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127 | }
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