|
| 1 | +/* |
| 2 | + * You may amend and distribute as you like, but don't remove this header! |
| 3 | + * |
| 4 | + * EPPlus provides server-side generation of Excel 2007 spreadsheets. |
| 5 | + * EPPlus is a fork of the ExcelPackage project |
| 6 | + * See http://www.codeplex.com/EPPlus for details. |
| 7 | + * |
| 8 | + * All rights reserved. |
| 9 | + * |
| 10 | + * EPPlus is an Open Source project provided under the |
| 11 | + * GNU General Public License (GPL) as published by the |
| 12 | + * Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 13 | + * |
| 14 | + * The GNU General Public License can be viewed at http://www.opensource.org/licenses/gpl-license.php |
| 15 | + * If you unfamiliar with this license or have questions about it, here is an http://www.gnu.org/licenses/gpl-faq.html |
| 16 | + * |
| 17 | + * The code for this project may be used and redistributed by any means PROVIDING it is |
| 18 | + * not sold for profit without the author's written consent, and providing that this notice |
| 19 | + * and the author's name and all copyright notices remain intact. |
| 20 | + * |
| 21 | + * All code and executables are provided "as is" with no warranty either express or implied. |
| 22 | + * The author accepts no liability for any damage or loss of business that this product may cause. |
| 23 | + * |
| 24 | + * |
| 25 | + * Code change notes: |
| 26 | + * |
| 27 | + * Author Change Date |
| 28 | + * ****************************************************************************** |
| 29 | + * Jan Källman Initial Release 2009-10-01 |
| 30 | + *******************************************************************************/ |
| 31 | +using System; |
| 32 | +using System.Collections.Generic; |
| 33 | +using System.Text; |
| 34 | +using System.Xml; |
| 35 | +using System.IO.Packaging; |
| 36 | + |
| 37 | +namespace OfficeOpenXml.Drawing |
| 38 | +{ |
| 39 | + public enum eChartType |
| 40 | + { |
| 41 | + xl3DArea=-4098, |
| 42 | + xl3DAreaStacked=78, |
| 43 | + xl3DAreaStacked100=79, |
| 44 | + xl3DBarClustered=60, |
| 45 | + xl3DBarStacked=61, |
| 46 | + xl3DBarStacked100=62, |
| 47 | + xl3DColumn=-4100, |
| 48 | + xl3DColumnClustered=54, |
| 49 | + xl3DColumnStacked=55, |
| 50 | + xl3DColumnStacked100=56, |
| 51 | + xl3DLine=-4101, |
| 52 | + xl3DPie=-4102, |
| 53 | + xl3DPieExploded=70, |
| 54 | + xlArea=1, |
| 55 | + xlAreaStacked=76, |
| 56 | + xlAreaStacked100=77, |
| 57 | + xlBarClustered=57, |
| 58 | + xlBarOfPie=71, |
| 59 | + xlBarStacked=58, |
| 60 | + xlBarStacked100=59, |
| 61 | + xlBubble=15, |
| 62 | + xlBubble3DEffect=87, |
| 63 | + xlColumnClustered=51, |
| 64 | + xlColumnStacked=52, |
| 65 | + xlColumnStacked100=53, |
| 66 | + xlConeBarClustered=102, |
| 67 | + xlConeBarStacked=103, |
| 68 | + xlConeBarStacked100=104, |
| 69 | + xlConeCol=105, |
| 70 | + xlConeColClustered=99, |
| 71 | + xlConeColStacked=100, |
| 72 | + xlConeColStacked100=101, |
| 73 | + xlCylinderBarClustered=95, |
| 74 | + xlCylinderBarStacked=96, |
| 75 | + xlCylinderBarStacked100=97, |
| 76 | + xlCylinderCol=98, |
| 77 | + xlCylinderColClustered=92, |
| 78 | + xlCylinderColStacked=93, |
| 79 | + xlCylinderColStacked100=94, |
| 80 | + xlDoughnut=-4120, |
| 81 | + xlDoughnutExploded=80, |
| 82 | + xlLine=4, |
| 83 | + xlLineMarkers=65, |
| 84 | + xlLineMarkersStacked=66, |
| 85 | + xlLineMarkersStacked100=67, |
| 86 | + xlLineStacked=63, |
| 87 | + xlLineStacked100=64, |
| 88 | + xlPie=5, |
| 89 | + xlPieExploded=69, |
| 90 | + xlPieOfPie=68, |
| 91 | + xlPyramidBarClustered=109, |
| 92 | + xlPyramidBarStacked=110, |
| 93 | + xlPyramidBarStacked100=111, |
| 94 | + xlPyramidCol=112, |
| 95 | + xlPyramidColClustered=106, |
| 96 | + xlPyramidColStacked=107, |
| 97 | + xlPyramidColStacked100=108, |
| 98 | + xlRadar=-4151, |
| 99 | + xlRadarFilled=82, |
| 100 | + xlRadarMarkers=81, |
| 101 | + xlStockHLC=88, |
| 102 | + xlStockOHLC=89, |
| 103 | + xlStockVHLC=90, |
| 104 | + xlStockVOHLC=91, |
| 105 | + xlSurface=83, |
| 106 | + xlSurfaceTopView=85, |
| 107 | + xlSurfaceTopViewWireframe=86, |
| 108 | + xlSurfaceWireframe=84, |
| 109 | + xlXYScatter=-4169, |
| 110 | + xlXYScatterLines=74, |
| 111 | + xlXYScatterLinesNoMarkers=75, |
| 112 | + xlXYScatterSmooth=72, |
| 113 | + xlXYScatterSmoothNoMarkers=73 |
| 114 | +} |
| 115 | + /// <summary> |
| 116 | + /// Provide access to Chart objects. |
| 117 | + /// </summary> |
| 118 | + public class ExcelChart : ExcelDrawing |
| 119 | + { |
| 120 | + const string rootPath = "c:chartSpace/c:chart/c:plotArea"; |
| 121 | + string _chartPath; |
| 122 | + ExcelChartSeries _series; |
| 123 | + ExcelChartAxis[] _axis; |
| 124 | + XmlHelper _chartXmlHelper; |
| 125 | + internal ExcelChart(ExcelDrawings drawings, XmlNode node) : |
| 126 | + base(drawings, node, "xdr:graphicFrame/xdr:nvGraphicFramePr/xdr:cNvPr/@name") |
| 127 | + { |
| 128 | + XmlNode chartNode = node.SelectSingleNode("xdr:graphicFrame/a:graphic/a:graphicData/c:chart", drawings.NameSpaceManager); |
| 129 | + if (chartNode != null) |
| 130 | + { |
| 131 | + PackageRelationship drawingRelation = drawings.Part.GetRelationship(chartNode.Attributes["r:id"].Value); |
| 132 | + UriChart = PackUriHelper.ResolvePartUri(drawings.UriDrawing, drawingRelation.TargetUri); |
| 133 | + |
| 134 | + Part = drawings.Part.Package.GetPart(UriChart); |
| 135 | + ChartXml = new XmlDocument(); |
| 136 | + ChartXml.Load(Part.GetStream()); |
| 137 | + SetChartType(); |
| 138 | + _chartXmlHelper = new XmlHelper(drawings.NameSpaceManager, ChartXml); |
| 139 | + _series = new ExcelChartSeries(this, drawings.NameSpaceManager, ChartXml.SelectSingleNode(_chartPath, drawings.NameSpaceManager)); |
| 140 | + LoadAxis(); |
| 141 | + } |
| 142 | + else |
| 143 | + { |
| 144 | + ChartXml = null; |
| 145 | + } |
| 146 | + } |
| 147 | + |
| 148 | + private void LoadAxis() |
| 149 | + { |
| 150 | + XmlNodeList nl = ChartXml.SelectNodes(_chartPath + "/c:axId", NameSpaceManager); |
| 151 | + List<ExcelChartAxis> l=new List<ExcelChartAxis>(); |
| 152 | + foreach (XmlNode node in nl) |
| 153 | + { |
| 154 | + string id = node.Attributes["val"].Value; |
| 155 | + XmlNode axisNode = ChartXml.SelectNodes(rootPath + string.Format("/*/c:axId[@val=\"{0}\"]",id), NameSpaceManager)[1].ParentNode; |
| 156 | + ExcelChartAxis ax = new ExcelChartAxis(NameSpaceManager, axisNode); |
| 157 | + l.Add(ax); |
| 158 | + } |
| 159 | + _axis = l.ToArray(); |
| 160 | + } |
| 161 | + private void SetChartType() |
| 162 | + { |
| 163 | + ChartType = 0; |
| 164 | + foreach(XmlNode n in ChartXml.SelectSingleNode(rootPath, _drawings.NameSpaceManager).ChildNodes) |
| 165 | + { |
| 166 | + switch(n.Name) |
| 167 | + { |
| 168 | + case "c:area3DChart": |
| 169 | + ChartType = eChartType.xl3DArea; |
| 170 | + break; |
| 171 | + case "c:areaChart": |
| 172 | + ChartType = eChartType.xlArea; |
| 173 | + break; |
| 174 | + case "c:barChart": |
| 175 | + ChartType = eChartType.xlBarClustered; |
| 176 | + break; |
| 177 | + case "c:bar3DChart": |
| 178 | + ChartType = eChartType.xl3DBarClustered; |
| 179 | + break; |
| 180 | + case "c:bubbleChart": |
| 181 | + ChartType = eChartType.xlBubble; |
| 182 | + break; |
| 183 | + case "c:doughnutChart": |
| 184 | + ChartType = eChartType.xlDoughnut; |
| 185 | + break; |
| 186 | + case "c:lineChart": |
| 187 | + ChartType = eChartType.xlLine; |
| 188 | + break; |
| 189 | + case "c:line3DChart": |
| 190 | + ChartType = eChartType.xl3DLine; |
| 191 | + break; |
| 192 | + case "c:pie3DChart": |
| 193 | + ChartType = eChartType.xl3DPie; |
| 194 | + break; |
| 195 | + case "c:pieChart": |
| 196 | + ChartType = eChartType.xlPie; |
| 197 | + break; |
| 198 | + case "c:radarChart": |
| 199 | + ChartType = eChartType.xlRadar; |
| 200 | + break; |
| 201 | + case "c:scatterChart": |
| 202 | + ChartType = eChartType.xlXYScatter; |
| 203 | + break; |
| 204 | + case "c:surface3DChart": |
| 205 | + case "c:surfaceChart": |
| 206 | + ChartType = eChartType.xlSurface; |
| 207 | + break; |
| 208 | + case "c:stockChart": |
| 209 | + ChartType = eChartType.xlStockHLC; |
| 210 | + break; |
| 211 | + } |
| 212 | + if (ChartType != 0) |
| 213 | + { |
| 214 | + _chartPath = rootPath + "/" + n.Name; |
| 215 | + return; |
| 216 | + } |
| 217 | + } |
| 218 | + } |
| 219 | + internal PackagePart Part { get; set; } |
| 220 | + public XmlDocument ChartXml { get; set; } |
| 221 | + internal Uri UriChart { get; set; } |
| 222 | + public eChartType ChartType { get; set; } |
| 223 | + public ExcelChartSeries Series |
| 224 | + { |
| 225 | + get |
| 226 | + { |
| 227 | + return _series; |
| 228 | + } |
| 229 | + } |
| 230 | + public ExcelChartAxis[] Axis |
| 231 | + { |
| 232 | + get |
| 233 | + { |
| 234 | + return _axis; |
| 235 | + } |
| 236 | + } |
| 237 | + const string titlePath = "c:chartSpace/c:chart/c:title/c:tx/c:rich/a:p/a:r/a:t"; |
| 238 | + public string Header |
| 239 | + { |
| 240 | + get |
| 241 | + { |
| 242 | + return _chartXmlHelper.GetXmlNode(titlePath); |
| 243 | + } |
| 244 | + set |
| 245 | + { |
| 246 | + _chartXmlHelper.CreateNode(titlePath); |
| 247 | + _chartXmlHelper.SetXmlNode(titlePath, value); |
| 248 | + } |
| 249 | + } |
| 250 | + internal string Id |
| 251 | + { |
| 252 | + get { return ""; } |
| 253 | + } |
| 254 | + } |
| 255 | +} |
0 commit comments