1 | ' Classes/System/Collections/ArrayList.ab
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2 |
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3 | Namespace System
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4 | Namespace Collections
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5 |
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6 | Class ArrayList
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7 | 'Implements IList /*, ICollection, IEnumerable, ICloneable*/
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8 |
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9 | pObject As *Object
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10 | size As Long
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11 | capacity As Long
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12 |
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13 | Sub Init( capacity As Long )
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14 | If size < 0 Then
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15 | ' Error
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16 | debug
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17 | End If
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18 |
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19 | This.size = 0
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20 | This.capacity = size
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21 |
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22 | pObject = GC_malloc( SizeOf(*Object) * size )
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23 | If pObject = 0 Then
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24 | ' OutOfMemoryException
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25 | Debug
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26 | End If
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27 | End Sub
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28 |
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29 | Sub Realloc( newSize As Long )
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30 | ' If newSize > capacity Then
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31 | ' ' miss!
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32 | ' Debug
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33 | ' End If
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34 |
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35 | Dim p = realloc( pObject, SizeOf(*Object) * newSize )
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36 | If p = 0 Then
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37 | ' OutOfMemoryException
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38 | Debug
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39 | Else
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40 | pObject = p
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41 | End If
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42 | capacity = newSize
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43 | End Sub
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44 |
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45 | Sub SetLeastCapacity( capacity As Long )
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46 | If This.capacity < capacity Then
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47 | Realloc(capacity)
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48 | End If
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49 | End Sub
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50 |
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51 | Public
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52 |
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53 | '----------------------------------------------------------------
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54 | ' Properties
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55 | '----------------------------------------------------------------
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56 |
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57 | /*Const*/ Virtual Function Capacity() As Long
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58 | Return capacity
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59 | End Function
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60 |
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61 | Virtual Sub Capacity(c As Long)
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62 | If c <> capacity Then
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63 | If c < size Then
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64 | 'Throw ArgumentOutOfRangeException
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65 | Debug
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66 | Else
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67 | Realloc(c)
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68 | End If
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69 | End If
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70 | End Sub
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71 |
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72 | /*Const*/ /*Override*/ Virtual Function Count() As Long
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73 | Return size
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74 | End Function
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75 |
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76 | /*Const*/ Function IsFixedSize() As Boolean
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77 | Return False
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78 | End Function
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79 |
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80 | /*Const*/ Function IsReadOnly() As Boolean
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81 | Return False
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82 | End Function
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83 |
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84 | /*Const*/ /*Override*/ Virtual Function IsSynchronized() As Boolean
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85 | Return False
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86 | End Function
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87 | ' SyncRoot
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88 |
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89 | ' Operators
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90 | /*Const*/ /*Override*/ Virtual Function Operator [](index As Long) As Object
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91 | If 0 <= index And index < size Then
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92 | Return pObject[index]
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93 | Else
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94 | 'Throw OutOfRangeException?
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95 | Debug
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96 | End If
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97 | End Function
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98 |
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99 | /*Override*/ Virtual Sub Operator []=(index As Long, object As Object)
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100 | If 0 <= index And index < size Then
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101 | pObject[index] = object
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102 | Else
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103 | 'Throw OutOfRangeException?
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104 | Debug
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105 | End If
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106 | End Sub
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107 |
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108 |
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109 |
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110 | '----------------------------------------------------------------
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111 | ' Methods
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112 | '----------------------------------------------------------------
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113 |
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114 | ' Constractors
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115 | Sub ArrayList()
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116 | Init( 16 )
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117 | End Sub
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118 | /*
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119 | Sub ArrayList(c As ICollection)
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120 | ' 未実装
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121 | Debug
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122 | End Sub
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123 | */
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124 | Sub ArrayList(c As Long)
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125 | Init( c )
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126 | End Sub
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127 |
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128 | ' Destractor
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129 | Virtual Sub ~ArrayList()
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130 | End Sub
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131 |
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132 | ' Sub Operator =(a As ArrayList)
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133 |
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134 | /*Override*/ Virtual Function Add( object As Object ) As Long
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135 | SetLeastCapacity( size + 1 )
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136 | pObject[size] = object
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137 | Add = size
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138 | size++
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139 | End Function
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140 | /*
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141 | Const Virtual Function BinarySearch(x As Object) As Long
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142 | ' TODO: 実装
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143 | End Function
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144 |
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145 | Const Virtual Function BinarySearch(x As Object, c As IComparer) As Long
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146 | Return BinarySearch(0, size, x, c)
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147 | End Function
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148 |
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149 | Const Virtual Function BinarySearch(index As Long, count As Long, x As Object, c As IComparer) As Long
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150 | Dim l = index
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151 | Dim r = index + ELM(count)
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152 | While l <= r
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153 | Dim mid = (l + r) >> 2
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154 | Dim ret = c.Compare(pObject[mid], x)
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155 | If ret = 0 Then
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156 | Return mid
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157 | Else If ret < 0 Then 'pObject[mid] < x
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158 | If l = r Then
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159 | If mid + 1 <= index + ELM(count) Then
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160 | Return Not (mid + 1)
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161 | Else
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162 | Return count
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163 | End If
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164 | End If
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165 | l = mid + 1
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166 | Else 'pObject[mid] > x
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167 | If l = r And mid + 1 <= index + ELM(count) Then
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168 | Return Not mid
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169 | End If
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170 | r = mid - 1
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171 | End If
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172 | Wend
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173 | If l = index Then
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174 | Return Not index
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175 | Else 'r = index + ELM(count)
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176 | Return Not count
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177 | End If
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178 | End Function
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179 | */
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180 | /*Override*/ Virtual Sub Clear()
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181 | size = 0
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182 | End Sub
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183 |
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184 | Virtual Function Clone() As ArrayList
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185 | Dim arrayList = New ArrayList( size )
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186 | memcpy( arrayList.pObject, This.pObject, SizeOf(*Object) * size )
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187 | arrayList.size = This.size
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188 | Return arrayList
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189 | End Function
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190 |
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191 | /*Const*/ /*Override*/ /*Virtual Function Contains(x As *Object) As Boolean
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192 | Dim i As Long
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193 | For i = 0 To ELM(size)
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194 | If x->Equals(data.Elm[i]) Then
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195 | Return True
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196 | End If
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197 | Next
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198 | End Function*/
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199 |
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200 | ' CopyTo
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201 |
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202 | '
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203 | ' /*Const*/ /*Override*/ Virtual Function GetEnumerator() As IEnumerator
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204 | ' 'Return GetEnumerator(index, count)
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205 | ' End Function
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206 |
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207 | ' Const Virtual Function GetEnumerator(index As Long, count As Long) As IEnumerator
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208 | ' ' TODO: 実装
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209 | ' End Function
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210 |
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211 | Virtual Function GetRange(index As Long, count As Long) As ArrayList
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212 | ' TODO: 実装
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213 | End Function
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214 |
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215 | /*Const*/ Function IndexOf(object As Object) As Long
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216 | Return IndexOf(object, 0, size)
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217 | End Function
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218 |
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219 | /*Const*/ Virtual Function IndexOf(object As Object, startIndex As Long) As Long
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220 | Return IndexOf(object, startIndex, size - startIndex)
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221 | End Function
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222 |
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223 | /*Const*/ Virtual Function IndexOf(object As Object, startIndex As Long, count As Long) As Long
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224 | Dim i As Long
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225 | Dim last = System.Math.Min(startIndex + count - 1, size)
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226 | For i = startIndex To last
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227 | If object.Equals( pObject[i] ) Then
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228 | Return i
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229 | End If
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230 | Next
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231 | Return -1
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232 | End Function
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233 |
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234 | Sub Insert(i As Long, object As Object)
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235 | SetLeastCapacity(size + 1)
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236 | memmove(VarPtr(pObject[i + 1]), VarPtr(pObject[i]), SizeOf (*Object) * (size - i))
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237 | pObject[i] = object
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238 | size++
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239 | End Sub
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240 |
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241 | /*Const*/ Virtual Function LastIndexOf(object As Object) As Long
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242 | LastIndexOf(object, 0, size)
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243 | End Function
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244 |
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245 | /*Const*/ Virtual Function LastIndexOf(object As Object, startIndex As Long) As Long
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246 | Return LastIndexOf(object, startIndex, size - startIndex)
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247 | End Function
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248 |
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249 | /*Const*/ Virtual Function LastIndexOf(object As Object, startIndex As Long, count As Long) As Long
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250 | ' TODO: 実装
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251 | End Function
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252 |
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253 | Sub Remove(object As Object)
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254 | Dim i = IndexOf(object)
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255 | If i > 0 Then
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256 | RemoveAt(i)
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257 | End If
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258 | End Sub
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259 |
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260 | Sub RemoveAt(i As Long)
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261 | RemoveRange(i, 1)
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262 | End Sub
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263 |
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264 | Virtual Sub RemoveRange(i As Long, count As Long)
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265 | Dim removeLastPos = i + count
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266 | memmove(VarPtr(pObject[i]), VarPtr(pObject[removeLastPos]), SizeOf(*Object) * (size - removeLastPos))
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267 | size -= count
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268 | End Sub
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269 |
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270 | Virtual Sub Reverse()
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271 | Reverse(0, size)
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272 | End Sub
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273 |
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274 | Virtual Sub Reverse(startIndex As Long, count As Long)
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275 | ' TODO: 実装
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276 | End Sub
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277 |
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278 | Virtual Sub Sort()
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279 | ' TODO: 実装
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280 | End Sub
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281 |
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282 | ' ToArray
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283 | Virtual Sub TrimToSize()
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284 | Realloc(size)
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285 | End Sub
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286 |
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287 | Override Function ToString() As String
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288 | Return "System.Collections.ArrayList"
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289 | End Function
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290 |
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291 | Static Function Repeat(x As Object, c As Long) As ArrayList
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292 | Repeat = New ArrayList(c)
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293 | Dim i As Long
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294 | For i = 0 To ELM(c)
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295 | Repeat.Add(x)
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296 | Next
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297 | End Function
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298 | End Class
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299 |
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300 | End Namespace 'Collections
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301 | End Namespace 'System
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