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source: trunk/sources/HeuristicLab.ExtLibs/HeuristicLab.EPPlus/4.0.3/EPPlus-4.0.3/ExcelColumn.cs @ 13320

Last change on this file since 13320 was 12074, checked in by sraggl, 10 years ago

#2341: Added EPPlus-4.0.3 to ExtLibs

File size: 12.0 KB
RevLine 
[12074]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 2007/2010 spreadsheets.
5 * See http://www.codeplex.com/EPPlus for details.
6 *
7 * Copyright (C) 2011  Jan Källman
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
17 * See the GNU Lesser General Public License for more details.
18 *
19 * The GNU Lesser General Public License can be viewed at http://www.opensource.org/licenses/lgpl-license.php
20 * If you unfamiliar with this license or have questions about it, here is an http://www.gnu.org/licenses/gpl-faq.html
21 *
22 * All code and executables are provided "as is" with no warranty either express or implied.
23 * The author accepts no liability for any damage or loss of business that this product may cause.
24 *
25 * Code change notes:
26 *
27 * Author             Change            Date
28 *******************************************************************************
29 * Jan Källman    Initial Release           2009-10-01
30 * Jan Källman    License changed GPL-->LGPL 2011-12-27
31 *******************************************************************************/
32using System;
33using System.Xml;
34using OfficeOpenXml.Style;
35namespace OfficeOpenXml
36{
37    /// <summary>
38  /// Represents one or more columns within the worksheet
39  /// </summary>
40  public class ExcelColumn : IRangeID
41  {
42    private ExcelWorksheet _worksheet;
43    private XmlElement _colElement = null;
44
45    #region ExcelColumn Constructor
46    /// <summary>
47    /// Creates a new instance of the ExcelColumn class. 
48    /// For internal use only!
49    /// </summary>
50    /// <param name="Worksheet"></param>
51    /// <param name="col"></param>
52    protected internal ExcelColumn(ExcelWorksheet Worksheet, int col)
53        {
54            _worksheet = Worksheet;
55            _columnMin = col;
56            _columnMax = col;
57            _width = _worksheet.DefaultColWidth;
58        }
59    #endregion
60        internal int _columnMin;   
61    /// <summary>
62    /// Sets the first column the definition refers to.
63    /// </summary>
64    public int ColumnMin
65    {
66            get { return _columnMin; }
67      //set { _columnMin=value; }
68    }
69
70        internal int _columnMax;
71        /// <summary>
72    /// Sets the last column the definition refers to.
73    /// </summary>
74        public int ColumnMax
75    {
76            get { return _columnMax; }
77      set
78            {
79                if (value < _columnMin && value > ExcelPackage.MaxColumns)
80                {
81                    throw new Exception("ColumnMax out of range");
82                }
83
84                var cse = new CellsStoreEnumerator<object>(_worksheet._values, 0, 0, 0, ExcelPackage.MaxColumns);
85                while(cse.Next())
86                {
87                    var c = cse.Value as ExcelColumn;
88                    if (cse.Column > _columnMin && c.ColumnMax <= value && cse.Column!=_columnMin)
89                    {
90                        throw new Exception(string.Format("ColumnMax can not span over existing column {0}.",c.ColumnMin));
91                    }
92                }
93                _columnMax = value;
94            }
95    }
96        /// <summary>
97        /// Internal range id for the column
98        /// </summary>
99        internal ulong ColumnID
100        {
101            get
102            {
103                return ExcelColumn.GetColumnID(_worksheet.SheetID, ColumnMin);
104            }
105        }
106    #region ExcelColumn Hidden
107    /// <summary>
108    /// Allows the column to be hidden in the worksheet
109    /// </summary>
110        internal bool _hidden=false;
111        public bool Hidden
112    {
113      get
114      {
115                return _hidden;
116      }
117      set
118      {
119                if (_worksheet._package.DoAdjustDrawings)
120                {
121                    var pos = _worksheet.Drawings.GetDrawingWidths();
122                    _hidden = value;
123                    _worksheet.Drawings.AdjustWidth(pos);
124                }
125                else
126                {
127                    _hidden = value;
128                }
129      }
130    }
131    #endregion
132
133    #region ExcelColumn Width
134        internal double VisualWidth
135        {
136            get
137            {
138                if (_hidden || (Collapsed && OutlineLevel>0))
139                {
140                    return 0;
141                }
142                else
143                {
144                    return _width;
145                }
146            }
147        }
148        internal double _width;
149        /// <summary>
150        /// Sets the width of the column in the worksheet
151        /// </summary>
152        public double Width
153    {
154      get
155      {
156                return _width;
157      }
158      set
159            {
160                if (_worksheet._package.DoAdjustDrawings)
161                {
162                    var pos = _worksheet.Drawings.GetDrawingWidths();
163                    _width = value;
164                    _worksheet.Drawings.AdjustWidth(pos);
165                }
166                else
167                {
168                    _width = value;
169                }
170
171                if (_hidden && value!=0)
172                {
173                    _hidden = false;
174                }
175            }
176    }
177        /// <summary>
178        /// If set to true a column automaticlly resize(grow wider) when a user inputs numbers in a cell.
179        /// </summary>
180        public bool BestFit
181        {
182            get;
183            set;
184        }
185        /// <summary>
186        /// If the column is collapsed in outline mode
187        /// </summary>
188        public bool Collapsed { get; set; }
189        /// <summary>
190        /// Outline level. Zero if no outline
191        /// </summary>
192        public int OutlineLevel { get; set; }
193        /// <summary>
194        /// Phonetic
195        /// </summary>
196        public bool Phonetic { get; set; }
197        #endregion
198
199    #region ExcelColumn Style
200        /// <summary>
201        /// The Style applied to the whole column. Only effects cells with no individual style set.
202        /// Use Range object if you want to set specific styles.
203        /// </summary>
204        public ExcelStyle Style
205        {
206            get
207            {
208                string letter = ExcelCellBase.GetColumnLetter(ColumnMin);
209                string endLetter = ExcelCellBase.GetColumnLetter(ColumnMax);
210                return _worksheet.Workbook.Styles.GetStyleObject(StyleID, _worksheet.PositionID, letter + ":" + endLetter);
211            }
212        }
213        internal string _styleName="";
214        /// <summary>
215    /// Sets the style for the entire column using a style name.
216    /// </summary>
217    public string StyleName
218    {
219            get
220            {
221                return _styleName;
222            }
223            set
224            {
225                StyleID = _worksheet.Workbook.Styles.GetStyleIdFromName(value);
226                _styleName = value;
227            }
228    }
229        //internal int _styleID = 0;
230        /// <summary>
231        /// Sets the style for the entire column using the style ID. 
232        /// </summary>
233        public int StyleID
234        {
235            get
236            {
237                return _worksheet._styles.GetValue(0, ColumnMin);
238            }
239            set
240            {
241                _worksheet._styles.SetValue(0, ColumnMin, value);
242            }
243        }
244        /// <summary>
245        /// Adds a manual page break after the column.
246        /// </summary>
247        public bool PageBreak
248        {
249            get;
250            set;
251        }
252        public bool Merged
253        {
254            get
255            {
256                return _worksheet.MergedCells[ColumnMin, 0] != null;
257            }
258            set
259            {
260                _worksheet.MergedCells.Add(new ExcelAddressBase(1, ColumnMin, ExcelPackage.MaxRows, ColumnMax), true);
261            }
262        }
263        #endregion
264
265    /// <summary>
266    /// Returns the range of columns covered by the column definition.
267    /// </summary>
268    /// <returns>A string describing the range of columns covered by the column definition.</returns>
269    public override string ToString()
270    {
271      return string.Format("Column Range: {0} to {1}", _colElement.GetAttribute("min"), _colElement.GetAttribute("min"));
272    }
273        /// <summary>
274        /// Set the column width from the content of the range. The minimum width is the value of the ExcelWorksheet.defaultColumnWidth property.
275        /// Note: Cells containing formulas are ignored since EPPlus don't have a calculation engine.
276        ///       Wrapped and merged cells are also ignored.
277        /// </summary>
278        public void AutoFit()
279        {
280            _worksheet.Cells[1, _columnMin, ExcelPackage.MaxRows, _columnMax].AutoFitColumns();
281        }
282
283        /// <summary>
284        /// Set the column width from the content.
285        /// Note: Cells containing formulas are ignored since EPPlus don't have a calculation engine.
286        ///       Wrapped and merged cells are also ignored.
287        /// </summary>
288        /// <param name="MinimumWidth">Minimum column width</param>
289        public void AutoFit(double MinimumWidth)
290        {
291            _worksheet.Cells[1, _columnMin, ExcelPackage.MaxRows, _columnMax].AutoFitColumns(MinimumWidth);
292        }
293
294        /// <summary>
295        /// Set the column width from the content.
296        /// Note: Cells containing formulas are ignored since EPPlus don't have a calculation engine.
297        ///       Wrapped and merged cells are also ignored.
298        /// </summary>
299        /// <param name="MinimumWidth">Minimum column width</param>
300        /// <param name="MaximumWidth">Maximum column width</param>
301        public void AutoFit(double MinimumWidth, double MaximumWidth)
302        {
303            _worksheet.Cells[1, _columnMin, ExcelPackage.MaxRows, _columnMax].AutoFitColumns(MinimumWidth, MaximumWidth);
304        }
305
306        /// <summary>
307        /// Get the internal RangeID
308        /// </summary>
309        /// <param name="sheetID">Sheet no</param>
310        /// <param name="column">Column</param>
311        /// <returns></returns>
312        internal static ulong GetColumnID(int sheetID, int column)
313        {
314            return ((ulong)sheetID) + (((ulong)column) << 15);
315        }
316
317        #region IRangeID Members
318
319        ulong IRangeID.RangeID
320        {
321            get
322            {
323                return ColumnID;
324            }
325            set
326            {
327                int prevColMin = _columnMin;
328                _columnMin = ((int)(value >> 15) & 0x3FF);
329                _columnMax += prevColMin - ColumnMin;
330                //Todo:More Validation
331                if (_columnMax > ExcelPackage.MaxColumns) _columnMax = ExcelPackage.MaxColumns;
332            }
333        }
334
335        #endregion
336
337        /// <summary>
338        /// Copies the current column to a new worksheet
339        /// </summary>
340        /// <param name="added">The worksheet where the copy will be created</param>
341        internal ExcelColumn Clone(ExcelWorksheet added)
342        {
343            return Clone(added, ColumnMin);
344        }
345        internal ExcelColumn Clone(ExcelWorksheet added, int col)
346        {
347            ExcelColumn newCol = added.Column(col);
348                newCol.ColumnMax = ColumnMax;
349                newCol.BestFit = BestFit;
350                newCol.Collapsed = Collapsed;
351                newCol.OutlineLevel = OutlineLevel;
352                newCol.PageBreak = PageBreak;
353                newCol.Phonetic = Phonetic;
354                newCol._styleName = _styleName;
355                newCol.StyleID = StyleID;
356                newCol.Width = Width;
357                newCol.Hidden = Hidden;
358                return newCol;
359        }
360    }
361}
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