1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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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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24 | using System.Collections.Generic;
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25 | using System.Text;
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26 | using System.Xml;
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27 | using HeuristicLab.Common;
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28 | using HeuristicLab.Core;
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29 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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30 |
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31 | namespace HeuristicLab.Data {
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32 | [Item("ValueTypeMatrixData<T>", "A base class for representing matrices of value types.")]
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33 | public class ValueTypeMatrixData<T> : Item, IEnumerable where T : struct {
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34 | [Storable]
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35 | private T[,] array;
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36 |
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37 | public int Rows {
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38 | get { return array.GetLength(0); }
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39 | protected set {
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40 | if (value != Rows) {
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41 | T[,] newArray = new T[value, Columns];
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42 | Array.Copy(array, newArray, Math.Min(value * Columns, array.Length));
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43 | array = newArray;
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44 | OnReset();
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45 | }
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46 | }
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47 | }
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48 | public int Columns {
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49 | get { return array.GetLength(1); }
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50 | protected set {
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51 | if (value != Columns) {
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52 | T[,] newArray = new T[Rows, value];
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53 | for (int i = 0; i < Rows; i++)
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54 | Array.Copy(array, i * Columns, newArray, i * value, Math.Min(value, Columns));
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55 | array = newArray;
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56 | OnReset();
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57 | }
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58 | }
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59 | }
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60 | public T this[int rowIndex, int columnIndex] {
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61 | get { return array[rowIndex, columnIndex]; }
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62 | set {
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63 | if (!value.Equals(array[rowIndex, columnIndex])) {
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64 | array[rowIndex, columnIndex] = value;
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65 | OnItemChanged(rowIndex, columnIndex);
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66 | }
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67 | }
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68 | }
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69 |
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70 | public ValueTypeMatrixData() {
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71 | array = new T[0, 0];
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72 | }
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73 | public ValueTypeMatrixData(int rows, int columns) {
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74 | array = new T[rows, columns];
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75 | }
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76 | public ValueTypeMatrixData(T[,] elements) {
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77 | if (elements == null) throw new ArgumentNullException();
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78 | array = (T[,])elements.Clone();
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79 | }
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80 | protected ValueTypeMatrixData(ValueTypeMatrixData<T> elements) {
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81 | if (elements == null) throw new ArgumentNullException();
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82 | array = (T[,])elements.array.Clone();
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83 | }
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84 |
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85 | public override IDeepCloneable Clone(Cloner cloner) {
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86 | ValueTypeMatrixData<T> clone = (ValueTypeMatrixData<T>)base.Clone(cloner);
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87 | clone.array = (T[,])array.Clone();
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88 | return clone;
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89 | }
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90 |
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91 | public override string ToString() {
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92 | StringBuilder sb = new StringBuilder();
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93 | sb.Append("[");
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94 | if (array.Length > 0) {
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95 | for (int i = 0; i < Rows; i++) {
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96 | sb.Append("[").Append(array[i, 0].ToString());
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97 | for (int j = 1; j < Columns; j++)
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98 | sb.Append(";").Append(array[i, j].ToString());
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99 | sb.Append("]");
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100 | }
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101 | }
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102 | sb.Append("]");
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103 | return sb.ToString();
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104 | }
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105 |
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106 | public IEnumerator GetEnumerator() {
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107 | return array.GetEnumerator();
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108 | }
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109 |
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110 | protected event EventHandler<EventArgs<int, int>> ItemChanged;
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111 | private void OnItemChanged(int rowIndex, int columnIndex) {
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112 | if (ItemChanged != null)
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113 | ItemChanged(this, new EventArgs<int, int>(rowIndex, columnIndex));
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114 | OnChanged();
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115 | }
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116 | protected event EventHandler Reset;
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117 | private void OnReset() {
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118 | if (Reset != null)
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119 | Reset(this, EventArgs.Empty);
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120 | OnChanged();
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121 | }
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122 | }
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123 | }
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