[2677] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[2790] | 3 | * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2677] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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| 23 | using System.Collections;
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[3308] | 24 | using System.Collections.Generic;
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[3306] | 25 | using System.Drawing;
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[3308] | 26 | using System.Linq;
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[2677] | 27 | using System.Text;
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| 28 | using HeuristicLab.Common;
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| 29 | using HeuristicLab.Core;
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| 30 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 31 |
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| 32 | namespace HeuristicLab.Data {
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[3822] | 33 | [Item("ValueTypeMatrix", "An abstract base class for representing matrices of value types.")]
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[3017] | 34 | [StorableClass]
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[3430] | 35 | public abstract class ValueTypeMatrix<T> : Item, IEnumerable<T> where T : struct {
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[3306] | 36 | public override Image ItemImage {
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| 37 | get { return HeuristicLab.Common.Resources.VS2008ImageLibrary.Class; }
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| 38 | }
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| 39 |
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[2694] | 40 | [Storable]
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[3054] | 41 | protected T[,] matrix;
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[2677] | 42 |
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[3308] | 43 | [Storable]
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[3430] | 44 | protected List<string> columnNames;
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| 45 | public virtual IEnumerable<string> ColumnNames {
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[3308] | 46 | get { return this.columnNames; }
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| 47 | set {
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[3430] | 48 | if (ReadOnly) throw new NotSupportedException("ColumnNames cannot be set. ValueTypeMatrix is read-only.");
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[3308] | 49 | if (value == null || value.Count() == 0)
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| 50 | columnNames = new List<string>();
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| 51 | else if (value.Count() != Columns)
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[3310] | 52 | throw new ArgumentException("A column name must be specified for each column.");
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[3308] | 53 | else
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| 54 | columnNames = new List<string>(value);
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| 55 | }
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| 56 | }
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[3310] | 57 | [Storable]
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[3430] | 58 | protected List<string> rowNames;
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| 59 | public virtual IEnumerable<string> RowNames {
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[3310] | 60 | get { return this.rowNames; }
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| 61 | set {
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[3430] | 62 | if (ReadOnly) throw new NotSupportedException("RowNames cannot be set. ValueTypeMatrix is read-only.");
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[3310] | 63 | if (value == null || value.Count() == 0)
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| 64 | rowNames = new List<string>();
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| 65 | else if (value.Count() != Rows)
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| 66 | throw new ArgumentException("A row name must be specified for each row.");
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| 67 | else
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| 68 | rowNames = new List<string>(value);
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| 69 | }
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| 70 | }
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[3320] | 71 | [Storable]
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[3430] | 72 | protected bool sortableView;
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| 73 | public virtual bool SortableView {
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[3320] | 74 | get { return sortableView; }
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| 75 | set {
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[3430] | 76 | if (ReadOnly) throw new NotSupportedException("SortableView cannot be set. ValueTypeMatrix is read-only.");
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[3320] | 77 | if (value != sortableView) {
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| 78 | sortableView = value;
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| 79 | OnSortableViewChanged();
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| 80 | }
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| 81 | }
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| 82 | }
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[3308] | 83 |
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[3054] | 84 | public virtual int Rows {
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| 85 | get { return matrix.GetLength(0); }
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[2677] | 86 | protected set {
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[3430] | 87 | if (ReadOnly) throw new NotSupportedException("Rows cannot be set. ValueTypeMatrix is read-only.");
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[2677] | 88 | if (value != Rows) {
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| 89 | T[,] newArray = new T[value, Columns];
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[3054] | 90 | Array.Copy(matrix, newArray, Math.Min(value * Columns, matrix.Length));
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| 91 | matrix = newArray;
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[3320] | 92 | while (rowNames.Count > value)
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| 93 | rowNames.RemoveAt(rowNames.Count - 1);
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| 94 | while (rowNames.Count < value)
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| 95 | rowNames.Add("Row " + rowNames.Count);
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[2677] | 96 | OnReset();
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| 97 | }
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| 98 | }
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| 99 | }
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[3054] | 100 | public virtual int Columns {
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| 101 | get { return matrix.GetLength(1); }
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[2677] | 102 | protected set {
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[3430] | 103 | if (ReadOnly) throw new NotSupportedException("Columns cannot be set. ValueTypeMatrix is read-only.");
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[2677] | 104 | if (value != Columns) {
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| 105 | T[,] newArray = new T[Rows, value];
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| 106 | for (int i = 0; i < Rows; i++)
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[3054] | 107 | Array.Copy(matrix, i * Columns, newArray, i * value, Math.Min(value, Columns));
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| 108 | matrix = newArray;
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[3320] | 109 | while (columnNames.Count > value)
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| 110 | columnNames.RemoveAt(columnNames.Count - 1);
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| 111 | while (columnNames.Count < value)
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| 112 | columnNames.Add("Column " + columnNames.Count);
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[2677] | 113 | OnReset();
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| 114 | }
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| 115 | }
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| 116 | }
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[3054] | 117 | public virtual T this[int rowIndex, int columnIndex] {
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| 118 | get { return matrix[rowIndex, columnIndex]; }
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[2677] | 119 | set {
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[3430] | 120 | if (ReadOnly) throw new NotSupportedException("Item cannot be set. ValueTypeMatrix is read-only.");
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[3054] | 121 | if (!value.Equals(matrix[rowIndex, columnIndex])) {
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| 122 | matrix[rowIndex, columnIndex] = value;
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[2677] | 123 | OnItemChanged(rowIndex, columnIndex);
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| 124 | }
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| 125 | }
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| 126 | }
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| 127 |
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[3430] | 128 | [Storable]
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| 129 | protected bool readOnly;
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| 130 | public virtual bool ReadOnly {
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| 131 | get { return readOnly; }
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| 132 | }
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| 133 |
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[4722] | 134 | [StorableConstructor]
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| 135 | protected ValueTypeMatrix(bool deserializing) : base(deserializing) { }
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| 136 | protected ValueTypeMatrix(ValueTypeMatrix<T> original, Cloner cloner)
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| 137 | : base(original, cloner) {
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| 138 | this.matrix = (T[,])original.matrix.Clone();
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| 139 | this.columnNames = new List<string>(original.columnNames);
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| 140 | this.rowNames = new List<string>(original.rowNames);
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| 141 | this.sortableView = original.sortableView;
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| 142 | this.readOnly = original.readOnly;
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| 143 | }
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[3054] | 144 | protected ValueTypeMatrix() {
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| 145 | matrix = new T[0, 0];
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[3308] | 146 | columnNames = new List<string>();
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[3310] | 147 | rowNames = new List<string>();
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[3320] | 148 | sortableView = false;
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[3430] | 149 | readOnly = false;
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[2677] | 150 | }
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[3054] | 151 | protected ValueTypeMatrix(int rows, int columns) {
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| 152 | matrix = new T[rows, columns];
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[3308] | 153 | columnNames = new List<string>();
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[3310] | 154 | rowNames = new List<string>();
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[3320] | 155 | sortableView = false;
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[3430] | 156 | readOnly = false;
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[2677] | 157 | }
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[3308] | 158 | protected ValueTypeMatrix(int rows, int columns, IEnumerable<string> columnNames)
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| 159 | : this(rows, columns) {
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| 160 | ColumnNames = columnNames;
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| 161 | }
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[3430] | 162 | protected ValueTypeMatrix(int rows, int columns, IEnumerable<string> columnNames, IEnumerable<string> rowNames)
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[3310] | 163 | : this(rows, columns, columnNames) {
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| 164 | RowNames = rowNames;
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| 165 | }
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[3054] | 166 | protected ValueTypeMatrix(T[,] elements) {
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[2677] | 167 | if (elements == null) throw new ArgumentNullException();
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[3054] | 168 | matrix = (T[,])elements.Clone();
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[3308] | 169 | columnNames = new List<string>();
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[3310] | 170 | rowNames = new List<string>();
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[3320] | 171 | sortableView = false;
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[3430] | 172 | readOnly = false;
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[2677] | 173 | }
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[3308] | 174 | protected ValueTypeMatrix(T[,] elements, IEnumerable<string> columnNames)
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| 175 | : this(elements) {
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| 176 | ColumnNames = columnNames;
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| 177 | }
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[3310] | 178 | protected ValueTypeMatrix(T[,] elements, IEnumerable<string> columnNames, IEnumerable<string> rowNames)
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| 179 | : this(elements,columnNames) {
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| 180 | RowNames = rowNames;
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| 181 | }
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[2677] | 182 |
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[3430] | 183 | public virtual ValueTypeMatrix<T> AsReadOnly() {
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| 184 | ValueTypeMatrix<T> readOnlyValueTypeMatrix = (ValueTypeMatrix<T>)this.Clone();
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| 185 | readOnlyValueTypeMatrix.readOnly = true;
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| 186 | return readOnlyValueTypeMatrix;
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| 187 | }
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| 188 |
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[2677] | 189 | public override string ToString() {
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| 190 | StringBuilder sb = new StringBuilder();
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| 191 | sb.Append("[");
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[3054] | 192 | if (matrix.Length > 0) {
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[2677] | 193 | for (int i = 0; i < Rows; i++) {
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[3054] | 194 | sb.Append("[").Append(matrix[i, 0].ToString());
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[2677] | 195 | for (int j = 1; j < Columns; j++)
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[3054] | 196 | sb.Append(";").Append(matrix[i, j].ToString());
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[2677] | 197 | sb.Append("]");
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| 198 | }
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| 199 | }
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| 200 | sb.Append("]");
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| 201 | return sb.ToString();
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| 202 | }
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| 203 |
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[3430] | 204 | public virtual IEnumerator<T> GetEnumerator() {
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| 205 | return matrix.Cast<T>().GetEnumerator();
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[2677] | 206 | }
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| 207 |
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[3430] | 208 | IEnumerator IEnumerable.GetEnumerator() {
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| 209 | return GetEnumerator();
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| 210 | }
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| 211 |
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[3320] | 212 | public event EventHandler ColumnNamesChanged;
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| 213 | protected virtual void OnColumnNamesChanged() {
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| 214 | EventHandler handler = ColumnNamesChanged;
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| 215 | if(handler!=null)
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| 216 | handler(this,EventArgs.Empty);
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| 217 | }
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| 218 | public event EventHandler RowNamesChanged;
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| 219 | protected virtual void OnRowNamesChanged() {
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| 220 | EventHandler handler = RowNamesChanged;
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| 221 | if (handler != null)
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| 222 | handler(this, EventArgs.Empty);
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| 223 | }
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| 224 | public event EventHandler SortableViewChanged;
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| 225 | protected virtual void OnSortableViewChanged() {
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| 226 | EventHandler handler = SortableViewChanged;
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| 227 | if (handler != null)
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| 228 | handler(this, EventArgs.Empty);
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| 229 | }
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[2973] | 230 | public event EventHandler<EventArgs<int, int>> ItemChanged;
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[3054] | 231 | protected virtual void OnItemChanged(int rowIndex, int columnIndex) {
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[2677] | 232 | if (ItemChanged != null)
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| 233 | ItemChanged(this, new EventArgs<int, int>(rowIndex, columnIndex));
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[2932] | 234 | OnToStringChanged();
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[2677] | 235 | }
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[2973] | 236 | public event EventHandler Reset;
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[3054] | 237 | protected virtual void OnReset() {
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[2677] | 238 | if (Reset != null)
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| 239 | Reset(this, EventArgs.Empty);
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[2932] | 240 | OnToStringChanged();
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[2677] | 241 | }
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| 242 | }
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| 243 | }
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