1 | 'function.sbp |
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2 | |
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3 | |
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4 | #ifndef _INC_FUNCTION |
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5 | #define _INC_FUNCTION |
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6 | |
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7 | |
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8 | Const _System_PI = 3.14159265358979323846264 |
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9 | Const _System_LOG2 = 0.6931471805599453094172321214581765680755 |
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10 | Const _System_SQRT2 = 1.41421356237309504880168872421 |
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11 | |
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12 | |
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13 | #include <Classes/System/Math.ab> |
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14 | |
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15 | |
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16 | '------------- サポート関数の定義 ------------- |
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17 | |
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18 | Function ldexp(x As Double, n As Long) As Double |
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19 | If x = 0 Then |
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20 | ldexp = 0 |
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21 | Exit Function |
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22 | End If |
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23 | Dim pSrc As *QWord, pDest As *QWord |
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24 | pSrc = VarPtr(x) As *QWord |
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25 | pDest = VarPtr(ldexp) As *QWord |
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26 | |
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27 | n += (pSrc[0] >> 52) As DWord And &h7FF |
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28 | |
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29 | pDest[0] = n << 52 Or (pSrc[0] And &h800FFFFFFFFFFFFF) |
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30 | End Function |
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31 | |
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32 | Function frexp(x As Double, ByRef n As Long) As Double |
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33 | If x = 0 Then |
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34 | n = 0 |
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35 | frexp = 0 |
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36 | Exit Function |
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37 | End If |
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38 | |
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39 | Dim pSrc As *QWord, pDest As *QWord |
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40 | pSrc = VarPtr(x) As *QWord |
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41 | pDest = VarPtr(frexp) As *QWord |
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42 | n = ((pSrc[0] >> 52) As DWord And &h7FF) - 1022 |
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43 | pDest[0] = (pSrc[0] And &h800FFFFFFFFFFFFF) Or &h3FE0000000000000 |
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44 | End Function |
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45 | |
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46 | Function frexp(x As Single, ByRef n As Long) As Single |
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47 | If x = 0 Then |
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48 | n = 0 |
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49 | frexp = 0 |
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50 | Exit Function |
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51 | End If |
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52 | |
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53 | Dim pSrc As *DWord, pDest As *DWord |
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54 | pSrc = VarPtr(x) As *DWord |
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55 | pDest = VarPtr(frexp) As *DWord |
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56 | n = ((pSrc[0] >> 23) And &hFF) - 126 |
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57 | pDest[0] = (pSrc[0] And &h807FFFFF) Or &h7E000000 |
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58 | End Function |
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59 | |
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60 | Function ipow(x As Double, n As Long) As Double |
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61 | Dim abs_n As Long |
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62 | Dim r = 1 As Double |
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63 | |
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64 | abs_n=Abs(n) As Long |
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65 | While abs_n<>0 |
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66 | If abs_n and 1 Then r *= x |
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67 | x = x * x |
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68 | abs_n >>= 1 ' abs_n \= 2 |
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69 | Wend |
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70 | |
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71 | If n>=0 Then |
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72 | ipow=r |
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73 | Else |
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74 | ipow=1/r |
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75 | End If |
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76 | End Function |
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77 | |
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78 | Function pow(x As Double, y As Double) As Double |
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79 | If -LONG_MAX<=y and y<=LONG_MAX and y=CDbl(Int(y)) Then |
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80 | pow=ipow(x,y As Long) |
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81 | Exit Function |
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82 | End If |
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83 | |
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84 | If x>0 Then |
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85 | pow=Exp(y*Log(x)) |
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86 | Exit Function |
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87 | End If |
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88 | |
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89 | If x<>0 or y<=0 Then |
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90 | 'error |
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91 | End If |
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92 | |
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93 | pow=0 |
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94 | End Function |
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95 | |
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96 | #ifdef _WIN64 |
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97 | |
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98 | Function _System_GetNaN() As Double |
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99 | SetQWord(VarPtr(_System_GetNaN) As *QWord, &H7FF8000000000000) |
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100 | End Function |
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101 | |
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102 | Function _System_GetInf(sign As BOOL) As Double |
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103 | Dim s = 0 As QWord |
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104 | If sign Then s = 1 << 63 |
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105 | SetQWord(VarPtr(_System_GetInf) As *QWord, &h7FF0000000000000 Or s) |
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106 | End Function |
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107 | |
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108 | #else |
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109 | |
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110 | Function _System_GetNaN() As Double |
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111 | Dim p As *DWord |
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112 | p = VarPtr(_System_GetNaN) As *DWord |
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113 | p[0] = 0 |
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114 | p[1] = &H7FF80000 |
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115 | End Function |
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116 | |
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117 | Function _System_GetInf(sign As BOOL) As Double |
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118 | Dim s = 0 As DWord |
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119 | If sign Then s = (1 As DWord) << 31 |
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120 | Dim p As *DWord |
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121 | p = VarPtr(_System_GetInf) As *DWord |
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122 | p[0] = 0 |
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123 | p[1] = &h7FF00000 Or s |
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124 | End Function |
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125 | |
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126 | #endif |
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127 | |
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128 | ' xの符号だけをyのものにした値を返す。 |
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129 | ' 引数 x 元となる絶対値 |
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130 | ' 引数 y 元となる符号 |
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131 | Function CopySign(x As Double, y As Double) As Double |
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132 | SetQWord(VarPtr(CopySign), (GetQWord(VarPtr(x)) And &h7fffffffffffffff) Or (GetQWord(VarPtr(y)) And &h8000000000000000)) |
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133 | End Function |
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134 | |
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135 | Function CopySign(x As Single, y As Single) As Single |
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136 | SetDWord(VarPtr(CopySign), (GetDWord(VarPtr(x)) And &h7fffffff) Or (GetDWord(VarPtr(y)) And &h80000000)) |
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137 | End Function |
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138 | |
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139 | Function _System_SetSign(x As Double, isNegative As Long) As Double |
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140 | #ifdef _WIN64 |
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141 | SetQWord(VarPtr(CopySign), (GetQWord(VarPtr(x)) And &h7fffffffffffffff) Or (isNegative << 63)) |
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142 | #else |
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143 | SetDWord(VarPtr(CopySign), GetDWord(VarPtr(x))) |
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144 | SetDWord(VarPtr(CopySign) + SizeOf (DWord), GetQWord(VarPtr(x) + SizeOf (DWord)) And &h7fffffff Or (isNegative << 31)) |
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145 | #endif |
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146 | End Function |
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147 | |
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148 | Const RAND_MAX=&H7FFFFFFF |
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149 | Dim _System_RndNext=1 As DWord |
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150 | |
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151 | Function rand() As Long |
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152 | _System_RndNext = _System_RndNext * 1103515245 + 12345 |
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153 | rand = _System_RndNext >> 1 |
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154 | End Function |
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155 | |
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156 | Sub srand(dwSeek As DWord) |
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157 | _System_RndNext = dwSeek |
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158 | End Sub |
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159 | |
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160 | |
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161 | '------------- ここからBasic標準関数の定義 ------------- |
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162 | |
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163 | |
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164 | '------------------ |
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165 | ' データ型変換関数 |
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166 | '------------------ |
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167 | |
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168 | Function CDbl(number As Double) As Double |
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169 | CDbl=number |
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170 | End Function |
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171 | |
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172 | Function _CUDbl(number As QWord) As Double |
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173 | _CUDbl=number As Double |
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174 | End Function |
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175 | |
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176 | Function CDWord(num As Double) As DWord |
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177 | CDWord=num |
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178 | End Function |
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179 | |
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180 | Function CInt(number As Double) As Long |
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181 | CInt=number |
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182 | End Function |
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183 | |
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184 | Function CSng(number As Double) As Single |
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185 | CSng=number |
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186 | End Function |
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187 | |
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188 | #ifdef _WIN64 |
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189 | Function Fix(number As Double) As Long |
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190 | Fix=number As Long |
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191 | End Function |
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192 | #else |
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193 | 'Fix関数はコンパイラに組み込まれている |
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194 | 'Function Fix(number As Double) As Long |
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195 | #endif |
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196 | |
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197 | Function Int(number As Double) As Long |
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198 | Int=Fix(number) |
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199 | If number<0 Then |
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200 | If number<Fix(number) Then Int=Int-1 |
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201 | End If |
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202 | End Function |
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203 | |
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204 | |
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205 | '------------------------------------- |
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206 | ' ポインタ関数（コンパイラに組み込み） |
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207 | '------------------------------------- |
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208 | |
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209 | 'Function GetDouble(p As DWord) As Double |
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210 | 'Function GetSingle(p As DWord) As Single |
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211 | 'Function GetDWord(p As DWord) As DWord |
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212 | 'Function GetWord(p As DWord) As Word |
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213 | 'Function GetByte(p As DWord) As Byte |
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214 | 'Sub SetDouble(p As DWord, dblData As Double) |
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215 | 'Sub SetSingle(p As DWord, fltData As Single) |
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216 | 'Sub SetDWord(p As DWord, dwData As DWord) |
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217 | 'Sub SetWord(p As DWord, wData As Word) |
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218 | 'Sub SetByte(p As DWord, byteData As Byte) |
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219 | |
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220 | |
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221 | '---------- |
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222 | ' 算術関数 |
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223 | '---------- |
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224 | |
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225 | Function Abs(number As Double) As Double |
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226 | 'Abs = Math.Abs(number) |
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227 | If number < 0 then |
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228 | return -number |
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229 | Else |
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230 | return number |
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231 | End If |
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232 | End Function |
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233 | |
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234 | Function Exp(x As Double) As Double |
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235 | Exp = Math.Exp(x) |
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236 | End Function |
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237 | |
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238 | Function Log(x As Double) As Double |
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239 | Log = Math.Log(x) |
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240 | End Function |
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241 | |
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242 | Function Sgn(number As Double) As Long |
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243 | Sgn = Math.Sign(number) |
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244 | End Function |
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245 | |
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246 | Function Sqr(number As Double) As Double |
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247 | Sqr = Math.Sqrt(number) |
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248 | End Function |
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249 | |
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250 | Function Atn(number As Double) As Double |
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251 | Atn = Math.Atan(number) |
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252 | End Function |
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253 | |
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254 | Function _Support_tan(x As Double, ByRef k As Long) As Double |
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255 | Dim i As Long |
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256 | Dim t As Double, x2 As Double |
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257 | |
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258 | If x>=0 Then |
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259 | k=Fix(x/(_System_PI/2)+0.5) |
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260 | Else |
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261 | k=Fix(x/(_System_PI/2)-0.5) |
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262 | End If |
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263 | |
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264 | x=(x-(CDbl(3217)/CDbl(2048))*k)+4.4544551033807686783083602485579e-6*k |
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265 | |
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266 | x2=x*x |
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267 | t=0 |
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268 | |
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269 | For i=19 To 3 Step -2 |
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270 | t=x2/(i-t) |
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271 | Next |
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272 | |
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273 | _Support_tan=x/(1-t) |
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274 | End Function |
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275 | |
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276 | Function Atn2(y As Double, x As Double) As Double |
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277 | Atn2 = Math.Atan2(y, x) |
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278 | End Function |
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279 | |
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280 | Function Sin(number As Double) As Double |
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281 | Sin = Math.Sign(number) |
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282 | End Function |
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283 | |
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284 | Function Cos(number As Double) As Double |
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285 | Cos = Math.Cos(number) |
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286 | End Function |
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287 | |
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288 | Function Tan(number As Double) As Double |
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289 | Tan = Math.Tan(number) |
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290 | End Function |
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291 | |
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292 | Function IsNaN(ByVal x As Double) As BOOL |
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293 | Dim p As *DWord |
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294 | p = VarPtr(x) As *DWord |
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295 | IsNaN = FALSE |
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296 | If (p[1] And &H7FF00000) = &H7FF00000 Then |
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297 | If (p[0] <> 0) Or ((p[1] And &HFFFFF) <> 0) Then |
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298 | IsNaN = TRUE |
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299 | End If |
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300 | End If |
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301 | |
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302 | ' IsNaN=FALSE |
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303 | End Function |
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304 | |
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305 | Function IsInf(x As Double) As BOOL |
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306 | Dim p As *DWord, nan As Double |
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307 | p = VarPtr(x) As *DWord |
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308 | p[1] And= &h7fffffff |
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309 | nan = _System_GetInf(FALSE) |
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310 | IsInf = (memcmp(p As *Byte, VarPtr(nan), SizeOf (Double)) = 0) |
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311 | End Function |
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312 | |
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313 | Function IsNaNOrInf(x As Double) As BOOL |
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314 | IsNaNOrInf = IsFinite(x) |
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315 | End Function |
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316 | |
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317 | Function IsFinite(x As Double) As BOOL |
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318 | Dim p As *DWord, nan As Double |
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319 | p = VarPtr(x) As *DWord |
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320 | ' p[1] And= &h7ffe0000 |
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321 | p[1] And= &H7FF00000 |
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322 | p[0] = 0 |
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323 | nan = _System_GetInf(/*x,*/ FALSE) |
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324 | IsNaNOrInf = (memcmp(p, VarPtr(nan), SizeOf (Double)) = 0) |
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325 | End Function |
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326 | |
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327 | Const RAND_UNIT = (1.0 / (LONG_MAX + 1.0)) |
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328 | Function Rnd() As Double |
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329 | Rnd = RAND_UNIT * rand() |
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330 | End Function |
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331 | |
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332 | Const HIBYTE(w) = (((w As Word) >> 8) and &HFF) As Byte |
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333 | Const LOBYTE(w) = ((w As Word) and &HFF) As Byte |
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334 | Const HIWORD(dw) = (((dw As DWord) >> 16) and &HFFFF) As Word |
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335 | Const LOWORD(dw) = ((dw As DWord) and &HFFFF) As Word |
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336 | |
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337 | Const MAKEWORD(a,b) = (((a As Word) and &HFF) or (((b As Word) and &HFF)<<8)) As Word |
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338 | Const MAKELONG(a,b) = (((a As DWord) and &HFFFF) or (((b As DWord) and &HFFFF)<<16)) As Long |
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339 | |
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340 | |
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341 | |
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342 | '------------ |
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343 | ' 文字列関数 |
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344 | '------------ |
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345 | |
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346 | Function Asc(buf As String) As Byte |
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347 | Asc = buf[0] |
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348 | End Function |
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349 | |
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350 | Function Chr$(code As Byte) As String |
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351 | Chr$=ZeroString(1) |
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352 | Chr$[0]=code |
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353 | End Function |
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354 | |
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355 | Function Date$() As String |
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356 | Dim st As SYSTEMTIME |
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357 | |
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358 | GetLocalTime(st) |
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359 | |
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360 | 'year |
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361 | Date$=Str$(st.wYear) |
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362 | |
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363 | 'month |
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364 | If st.wMonth<10 Then |
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365 | Date$=Date$+"/0" |
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366 | Else |
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367 | Date$=Date$+"/" |
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368 | End If |
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369 | Date$=Date$+Str$(st.wMonth) |
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370 | |
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371 | 'day |
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372 | If st.wDay<10 Then |
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373 | Date$=Date$+"/0" |
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374 | Else |
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375 | Date$=Date$+"/" |
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376 | End If |
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377 | Date$=Date$+Str$(st.wDay) |
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378 | End Function |
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379 | |
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380 | Function Hex$(num As DWord) As String |
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381 | Dim length As Long |
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382 | Hex$=ZeroString(8) |
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383 | length=wsprintf(Hex$, "%X", num) |
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384 | Hex$=Left$(Hex$,length) |
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385 | End Function |
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386 | |
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387 | Function Hex$(num As QWord) As String |
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388 | Dim length As Long |
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389 | Hex$=ZeroString(16) |
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390 | length=wsprintf(Hex$, "%X%X", num) |
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391 | Hex$=Left$(Hex$,length) |
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392 | End Function |
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393 | |
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394 | Function InStr(StartPos As Long, buf1 As String, buf2 As String) As Long |
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395 | Dim len1 As Long, len2 As Long, i As Long, i2 As Long, i3 As Long |
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396 | |
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397 | len1=Len(buf1) |
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398 | len2=Len(buf2) |
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399 | |
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400 | If len2=0 Then |
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401 | InStr=StartPos |
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402 | Exit Function |
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403 | End If |
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404 | |
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405 | StartPos-- |
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406 | If StartPos<0 Then |
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407 | 'error |
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408 | InStr=0 |
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409 | Exit Function |
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410 | End If |
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411 | |
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412 | i=StartPos:InStr=0 |
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413 | While i<=len1-len2 |
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414 | i2=i:i3=0 |
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415 | Do |
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416 | If i3=len2 Then |
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417 | InStr=i+1 |
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418 | Exit Do |
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419 | End If |
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420 | If buf1[i2]<>buf2[i3] Then Exit Do |
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421 | |
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422 | i2++ |
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423 | i3++ |
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424 | Loop |
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425 | If InStr Then Exit While |
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426 | i++ |
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427 | Wend |
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428 | End Function |
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429 | |
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430 | Function Left$(buf As String, length As Long) As String |
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431 | Left$=ZeroString(length) |
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432 | memcpy( |
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433 | StrPtr(Left$), |
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434 | StrPtr(buf), |
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435 | length) |
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436 | End Function |
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437 | |
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438 | Function Mid$(buf As String, StartPos As Long)(ReadLength As Long) As String |
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439 | Dim length As Long |
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440 | |
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441 | StartPos-- |
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442 | If StartPos<0 Then |
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443 | 'error |
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444 | 'Debug |
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445 | Exit Function |
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446 | End If |
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447 | |
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448 | length=Len(buf) |
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449 | If length<=StartPos Then Exit Function |
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450 | |
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451 | If ReadLength=0 Then |
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452 | ReadLength=length-StartPos |
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453 | End If |
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454 | |
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455 | If ReadLength>length-StartPos Then |
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456 | ReadLength=length-StartPos |
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457 | End If |
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458 | |
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459 | Mid$=ZeroString(ReadLength) |
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460 | memcpy(StrPtr(Mid$),StrPtr(buf)+StartPos,ReadLength) |
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461 | End Function |
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462 | |
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463 | Function Oct$(num As DWord) As String |
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464 | Dim i As DWord, i2 As DWord |
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465 | |
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466 | For i=10 To 1 Step -1 |
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467 | If (num\CDWord(8^i)) And &H07 Then |
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468 | Exit For |
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469 | End If |
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470 | Next |
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471 | |
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472 | Oct$=ZeroString(i+1) |
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473 | i2=0 |
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474 | Do |
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475 | Oct$[i2]=Asc("0")+((num\CDWord(8^i)) And &H07) |
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476 | If i=0 Then Exit Do |
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477 | i-- |
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478 | i2++ |
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479 | Loop |
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480 | End Function |
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481 | |
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482 | Function Right$(buf As String, length As Long) As String |
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483 | Dim i As Long |
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484 | |
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485 | i=Len(buf) |
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486 | If i>length Then |
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487 | Right$=ZeroString(length) |
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488 | memcpy(StrPtr(Right$),StrPtr(buf)+i-length,length) |
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489 | Else |
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490 | Right$=buf |
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491 | End If |
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492 | End Function |
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493 | |
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494 | Function Space$(length As Long) As String |
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495 | Space$=ZeroString(length) |
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496 | FillMemory(StrPtr(Space$),length,&H20) |
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497 | End Function |
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498 | |
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499 | Dim _System_ecvt_buffer[16] As Byte |
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500 | Sub _ecvt_support(count As Long) |
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501 | Dim i As Long |
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502 | If _System_ecvt_buffer[count]=9 Then |
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503 | _System_ecvt_buffer[count]=0 |
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504 | If count=0 Then |
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505 | For i=16 To 1 Step -1 |
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506 | _System_ecvt_buffer[i]=_System_ecvt_buffer[i-1] |
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507 | Next |
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508 | _System_ecvt_buffer[0]=1 |
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509 | Else |
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510 | _ecvt_support(count-1) |
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511 | End If |
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512 | Else |
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513 | _System_ecvt_buffer[count]=_System_ecvt_buffer[count]+1 As Byte |
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514 | End If |
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515 | End Sub |
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516 | Function _ecvt(value As Double, count As Long, ByRef dec As Long, ByRef sign As Long) As BytePtr |
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517 | Dim temp As BytePtr |
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518 | Dim i As Long, i2 As Long |
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519 | |
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520 | _ecvt=_System_ecvt_buffer |
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521 | |
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522 | '値が0の場合 |
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523 | If value=0 Then |
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524 | FillMemory(_System_ecvt_buffer,count,&H30) |
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525 | _System_ecvt_buffer[count]=0 |
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526 | dec=0 |
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527 | sign=0 |
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528 | Exit Function |
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529 | End If |
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530 | |
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531 | '符号の判断（同時に符号を取り除く） |
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532 | If value<0 Then |
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533 | sign=1 |
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534 | value=-value |
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535 | Else |
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536 | sign=0 |
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537 | End If |
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538 | |
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539 | '正規化 |
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540 | dec=1 |
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541 | While value<0.999999999999999 'value<1 |
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542 | value=value*10 |
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543 | dec=dec-1 |
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544 | Wend |
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545 | While 9.99999999999999<=value '10<=value |
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546 | value=value/10 |
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547 | dec=dec+1 |
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548 | Wend |
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549 | |
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550 | For i=0 To count-1 |
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551 | _System_ecvt_buffer[i]=Int(value) As Byte |
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552 | |
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553 | value=(value-CDbl(Int(value)))*10 |
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554 | Next |
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555 | _System_ecvt_buffer[i]=0 |
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556 | |
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557 | i=i-1 |
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558 | If value>=5 Then |
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559 | '切り上げ処理 |
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560 | _ecvt_support(i) |
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561 | End If |
---|
562 | |
---|
563 | For i=0 To count-1 |
---|
564 | _System_ecvt_buffer[i]=_System_ecvt_buffer[i]+&H30 |
---|
565 | Next |
---|
566 | _System_ecvt_buffer[i]=0 |
---|
567 | End Function |
---|
568 | |
---|
569 | Function Str$(dbl As Double) As String |
---|
570 | If IsNaN(dbl) Then |
---|
571 | Return "NaN" |
---|
572 | ElseIf IsInf(dbl) Then |
---|
573 | If dbl > 0 Then |
---|
574 | Return "Infinity" |
---|
575 | Else |
---|
576 | Return "-Infinity" |
---|
577 | End If |
---|
578 | End If |
---|
579 | Dim dec As Long, sign As Long |
---|
580 | Dim buffer[32] As Byte, temp As BytePtr |
---|
581 | Dim i As Long, i2 As Long, i3 As Long |
---|
582 | |
---|
583 | '浮動小数点を文字列に変換 |
---|
584 | temp=_ecvt(dbl,15,dec,sign) |
---|
585 | |
---|
586 | i=0 |
---|
587 | |
---|
588 | '符号の取り付け |
---|
589 | If sign Then |
---|
590 | buffer[i]=Asc("-") |
---|
591 | i++ |
---|
592 | End If |
---|
593 | |
---|
594 | If dec>15 Then |
---|
595 | '指数表示（桁が大きい場合） |
---|
596 | buffer[i]=temp[0] |
---|
597 | i++ |
---|
598 | buffer[i]=Asc(".") |
---|
599 | i++ |
---|
600 | memcpy(buffer+i,temp+1,14) |
---|
601 | i+=14 |
---|
602 | buffer[i]=Asc("e") |
---|
603 | i++ |
---|
604 | wsprintf(buffer+i,"+%03d",dec-1) |
---|
605 | |
---|
606 | Return MakeStr(buffer) |
---|
607 | End If |
---|
608 | |
---|
609 | If dec<-3 Then |
---|
610 | '指数表示（桁が小さい場合） |
---|
611 | buffer[i]=temp[0] |
---|
612 | i++ |
---|
613 | buffer[i]=Asc(".") |
---|
614 | i++ |
---|
615 | memcpy(buffer+i,temp+1,14) |
---|
616 | i+=14 |
---|
617 | buffer[i]=Asc("e") |
---|
618 | i++ |
---|
619 | wsprintf(buffer+i,"%03d",dec-1) |
---|
620 | |
---|
621 | Return MakeStr(buffer) |
---|
622 | End If |
---|
623 | |
---|
624 | '整数部 |
---|
625 | i2=dec |
---|
626 | i3=0 |
---|
627 | If i2>0 Then |
---|
628 | While i2>0 |
---|
629 | buffer[i]=temp[i3] |
---|
630 | i++ |
---|
631 | i3++ |
---|
632 | i2-- |
---|
633 | Wend |
---|
634 | buffer[i]=Asc(".") |
---|
635 | i++ |
---|
636 | Else |
---|
637 | buffer[i]=&H30 |
---|
638 | i++ |
---|
639 | buffer[i]=Asc(".") |
---|
640 | i++ |
---|
641 | |
---|
642 | i2=dec |
---|
643 | While i2<0 |
---|
644 | buffer[i]=&H30 |
---|
645 | i++ |
---|
646 | i2++ |
---|
647 | Wend |
---|
648 | End If |
---|
649 | |
---|
650 | '小数部 |
---|
651 | While i3<15 |
---|
652 | buffer[i]=temp[i3] |
---|
653 | i++ |
---|
654 | i3++ |
---|
655 | Wend |
---|
656 | |
---|
657 | While buffer[i-1]=&H30 |
---|
658 | i-- |
---|
659 | Wend |
---|
660 | If buffer[i-1]=Asc(".") Then i-- |
---|
661 | |
---|
662 | buffer[i]=0 |
---|
663 | Return MakeStr(buffer) |
---|
664 | End Function |
---|
665 | Function Str$(value As LONG_PTR) As String |
---|
666 | Dim temp[255] As Byte |
---|
667 | wsprintf(temp,"%d",value) |
---|
668 | Str$=MakeStr(temp) |
---|
669 | End Function |
---|
670 | |
---|
671 | Function String$(num As Long, buf As String) As String |
---|
672 | Dim dwStrPtr As DWord |
---|
673 | Dim length As Long |
---|
674 | |
---|
675 | length=Len(buf) |
---|
676 | |
---|
677 | 'バッファ領域を確保 |
---|
678 | String$=ZeroString(length*num) |
---|
679 | |
---|
680 | '文字列をコピー |
---|
681 | Dim i As Long |
---|
682 | For i=0 To num-1 |
---|
683 | memcpy(StrPtr(String$)+i*length,StrPtr(buf),length) |
---|
684 | Next |
---|
685 | End Function |
---|
686 | |
---|
687 | Function Time$() As String |
---|
688 | Dim st As SYSTEMTIME |
---|
689 | |
---|
690 | GetLocalTime(st) |
---|
691 | |
---|
692 | 'hour |
---|
693 | If st.wHour<10 Then |
---|
694 | Time$="0" |
---|
695 | End If |
---|
696 | Time$=Time$+Str$(st.wHour) |
---|
697 | |
---|
698 | 'minute |
---|
699 | If st.wMinute<10 Then |
---|
700 | Time$=Time$+":0" |
---|
701 | Else |
---|
702 | Time$=Time$+":" |
---|
703 | End If |
---|
704 | Time$=Time$+Str$(st.wMinute) |
---|
705 | |
---|
706 | 'second |
---|
707 | If st.wSecond<10 Then |
---|
708 | Time$=Time$+":0" |
---|
709 | Else |
---|
710 | Time$=Time$+":" |
---|
711 | End If |
---|
712 | Time$=Time$+Str$(st.wSecond) |
---|
713 | End Function |
---|
714 | |
---|
715 | Function Val(buf As BytePtr) As Double |
---|
716 | Dim i As Long, i2 As Long, i3 As Long, i4 As Long |
---|
717 | Dim temporary As String |
---|
718 | Dim TempPtr As BytePtr |
---|
719 | Dim dbl As Double |
---|
720 | Dim i64data As Int64 |
---|
721 | |
---|
722 | Val=0 |
---|
723 | |
---|
724 | While buf[0]=Asc(" ") or buf[0]=Asc(Ex"\t") |
---|
725 | buf++ |
---|
726 | Wend |
---|
727 | |
---|
728 | If buf[0]=Asc("&") Then |
---|
729 | temporary=ZeroString(lstrlen(buf)) |
---|
730 | lstrcpy(temporary,buf) |
---|
731 | TempPtr=StrPtr(temporary) |
---|
732 | CharUpper(TempPtr) |
---|
733 | If TempPtr(1)=Asc("O") Then |
---|
734 | '8進数 |
---|
735 | i=2 |
---|
736 | While 1 |
---|
737 | '数字以外の文字の場合は抜け出す |
---|
738 | i3=TempPtr[i]-&H30 |
---|
739 | If Not (0<=i3 And i3<=7) Then Exit While |
---|
740 | |
---|
741 | TempPtr[i]=i3 As Byte |
---|
742 | i++ |
---|
743 | Wend |
---|
744 | i-- |
---|
745 | |
---|
746 | i64data=1 |
---|
747 | While i>=2 |
---|
748 | Val=Val+i64data*TempPtr[i] |
---|
749 | |
---|
750 | i64data=i64data*&O10 |
---|
751 | i-- |
---|
752 | Wend |
---|
753 | ElseIf TempPtr(1)=Asc("H") Then |
---|
754 | '16進数 |
---|
755 | i=2 |
---|
756 | While 1 |
---|
757 | '数字以外の文字の場合は抜け出す |
---|
758 | i3=TempPtr[i]-&H30 |
---|
759 | If Not(0<=i3 and i3<=9) Then |
---|
760 | i3=TempPtr[i]-&H41+10 |
---|
761 | If Not(&HA<=i3 and i3<=&HF) Then Exit While |
---|
762 | End If |
---|
763 | |
---|
764 | TempPtr[i]=i3 As Byte |
---|
765 | i++ |
---|
766 | Wend |
---|
767 | i-- |
---|
768 | |
---|
769 | i64data=1 |
---|
770 | While i>=2 |
---|
771 | Val += i64data*TempPtr[i] |
---|
772 | |
---|
773 | i64data *= &H10 |
---|
774 | i-- |
---|
775 | Wend |
---|
776 | End If |
---|
777 | Else |
---|
778 | '10進数 |
---|
779 | If buf[0]=&H2D Then |
---|
780 | 'マイナス値 |
---|
781 | i4=1 |
---|
782 | buf++ |
---|
783 | Else |
---|
784 | 'プラス値 |
---|
785 | i4=0 |
---|
786 | If buf[0]=&H2B Then |
---|
787 | buf++ |
---|
788 | End If |
---|
789 | End If |
---|
790 | |
---|
791 | i=0 |
---|
792 | |
---|
793 | While 1 |
---|
794 | '数字以外の文字の場合は抜け出す |
---|
795 | i3=buf[i]-&H30 |
---|
796 | If Not (0<=i3 And i3<=9) Then Exit While |
---|
797 | |
---|
798 | i++ |
---|
799 | Wend |
---|
800 | |
---|
801 | '整数部 |
---|
802 | dbl=1 |
---|
803 | i3=i-1 |
---|
804 | While i3>=0 |
---|
805 | Val += dbl*(buf[i3]-&H30) |
---|
806 | |
---|
807 | dbl *= 10 |
---|
808 | i3-- |
---|
809 | Wend |
---|
810 | |
---|
811 | If buf[i]=Asc(".") Then |
---|
812 | '小数部 |
---|
813 | i++ |
---|
814 | dbl=10 |
---|
815 | While 1 |
---|
816 | '数字以外の文字の場合は抜け出す |
---|
817 | i3=buf[i]-&H30 |
---|
818 | If Not (0<=i3 And i3<=9) Then Exit While |
---|
819 | |
---|
820 | Val += (buf[i] - &H30) / dbl |
---|
821 | dbl *= 10 |
---|
822 | i++ |
---|
823 | Wend |
---|
824 | End If |
---|
825 | |
---|
826 | If i4 Then Val=-Val |
---|
827 | End If |
---|
828 | End Function |
---|
829 | |
---|
830 | |
---|
831 | '-------------- |
---|
832 | ' ファイル関数 |
---|
833 | '-------------- |
---|
834 | |
---|
835 | Function Eof(FileNum As Long) As Long |
---|
836 | Dim dwCurrent As DWord, dwEnd As DWord |
---|
837 | |
---|
838 | FileNum-- |
---|
839 | |
---|
840 | dwCurrent=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_CURRENT) |
---|
841 | dwEnd=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_END) |
---|
842 | SetFilePointer(_System_hFile(FileNum),dwCurrent,NULL,FILE_BEGIN) |
---|
843 | |
---|
844 | If dwCurrent>=dwEnd Then |
---|
845 | Eof=-1 |
---|
846 | Else |
---|
847 | Eof=0 |
---|
848 | End If |
---|
849 | End Function |
---|
850 | |
---|
851 | Function Lof(FileNum As Long) As Long |
---|
852 | Lof=GetFileSize(_System_hFile(FileNum-1),NULL) |
---|
853 | End Function |
---|
854 | |
---|
855 | Function Loc(FileNum As Long) As Long |
---|
856 | Dim NowPos As Long, BeginPos As Long |
---|
857 | |
---|
858 | FileNum-- |
---|
859 | |
---|
860 | NowPos=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_CURRENT) |
---|
861 | BeginPos=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_BEGIN) |
---|
862 | SetFilePointer(_System_hFile(FileNum),NowPos-BeginPos,NULL,FILE_BEGIN) |
---|
863 | |
---|
864 | Loc=NowPos-BeginPos |
---|
865 | End Function |
---|
866 | |
---|
867 | |
---|
868 | '------------------ |
---|
869 | ' メモリ関連の関数 |
---|
870 | '------------------ |
---|
871 | |
---|
872 | Function malloc(stSize As SIZE_T) As VoidPtr |
---|
873 | Return _System_GC.__malloc(stSize,_System_GC_FLAG_NEEDFREE) |
---|
874 | End Function |
---|
875 | |
---|
876 | Function calloc(stSize As SIZE_T) As VoidPtr |
---|
877 | Return _System_GC.__malloc(stSize,_System_GC_FLAG_NEEDFREE or _System_GC_FLAG_INITZERO) |
---|
878 | End Function |
---|
879 | |
---|
880 | Function realloc(lpMem As VoidPtr, stSize As SIZE_T) As VoidPtr |
---|
881 | If lpMem = 0 Then |
---|
882 | Return malloc(stSize) |
---|
883 | Else |
---|
884 | Return _System_GC.__realloc(lpMem,stSize) |
---|
885 | End If |
---|
886 | End Function |
---|
887 | |
---|
888 | Sub free(lpMem As VoidPtr) |
---|
889 | _System_GC.__free(lpMem) |
---|
890 | End Sub |
---|
891 | |
---|
892 | |
---|
893 | Function _System_malloc(stSize As SIZE_T) As VoidPtr |
---|
894 | Return HeapAlloc(_System_hProcessHeap,0,stSize) |
---|
895 | End Function |
---|
896 | |
---|
897 | Function _System_calloc(stSize As SIZE_T) As VoidPtr |
---|
898 | Return HeapAlloc(_System_hProcessHeap,HEAP_ZERO_MEMORY,stSize) |
---|
899 | End Function |
---|
900 | |
---|
901 | Function _System_realloc(lpMem As VoidPtr, stSize As SIZE_T) As VoidPtr |
---|
902 | If lpMem = 0 Then |
---|
903 | Return HeapAlloc(_System_hProcessHeap, 0, stSize) |
---|
904 | Else |
---|
905 | Return HeapReAlloc(_System_hProcessHeap, 0, lpMem, stSize) |
---|
906 | End If |
---|
907 | End Function |
---|
908 | |
---|
909 | Sub _System_free(lpMem As VoidPtr) |
---|
910 | HeapFree(_System_hProcessHeap,0,lpMem) |
---|
911 | End Sub |
---|
912 | |
---|
913 | |
---|
914 | '-------- |
---|
915 | ' その他 |
---|
916 | '-------- |
---|
917 | |
---|
918 | Sub _splitpath(path As BytePtr, drive As BytePtr, dir As BytePtr, fname As BytePtr, ext As BytePtr) |
---|
919 | Dim i As Long, i2 As Long, i3 As Long, length As Long |
---|
920 | Dim buffer[MAX_PATH] As Byte |
---|
921 | |
---|
922 | '":\"をチェック |
---|
923 | If not(path[1]=&H3A and path[2]=&H5C) Then Exit Sub |
---|
924 | |
---|
925 | 'ドライブ名をコピー |
---|
926 | If drive Then |
---|
927 | drive[0]=path[0] |
---|
928 | drive[1]=path[1] |
---|
929 | drive[2]=0 |
---|
930 | End If |
---|
931 | |
---|
932 | 'ディレクトリ名をコピー |
---|
933 | i=2 |
---|
934 | i2=0 |
---|
935 | Do |
---|
936 | If IsDBCSLeadByte(path[i])=TRUE and path[i+1]<>0 Then |
---|
937 | If dir Then |
---|
938 | dir[i2]=path[i] |
---|
939 | dir[i2+1]=path[i+1] |
---|
940 | End If |
---|
941 | |
---|
942 | i += 2 |
---|
943 | i2 += 2 |
---|
944 | Continue |
---|
945 | End If |
---|
946 | |
---|
947 | If path[i]=0 Then Exit Do |
---|
948 | |
---|
949 | If path[i]=&H5C Then '"\"記号であるかどうか |
---|
950 | i3=i2+1 |
---|
951 | End If |
---|
952 | |
---|
953 | If dir Then dir[i2]=path[i] |
---|
954 | |
---|
955 | i++ |
---|
956 | i2++ |
---|
957 | Loop |
---|
958 | If dir Then dir[i3]=0 |
---|
959 | i3 += ii-i2 |
---|
960 | |
---|
961 | 'ファイル名をコピー |
---|
962 | i=i3 |
---|
963 | i2=0 |
---|
964 | i3=-1 |
---|
965 | Do |
---|
966 | If IsDBCSLeadByte(path[i])=TRUE and path[i+1]<>0 Then |
---|
967 | If fname Then |
---|
968 | fname[i2]=path[i] |
---|
969 | fname[i2+1]=path[i+1] |
---|
970 | End If |
---|
971 | |
---|
972 | i += 2 |
---|
973 | i2 += 2 |
---|
974 | Continue |
---|
975 | End If |
---|
976 | |
---|
977 | If path[i]=0 Then Exit Do |
---|
978 | |
---|
979 | If path[i]=&H2E Then '.'記号であるかどうか |
---|
980 | i3=i2 |
---|
981 | End If |
---|
982 | |
---|
983 | If fname Then fname[i2]=path[i] |
---|
984 | |
---|
985 | i++ |
---|
986 | i2++ |
---|
987 | Loop |
---|
988 | If i3=-1 Then i3=i2 |
---|
989 | If fname Then fname[i3]=0 |
---|
990 | i3 += i-i2 |
---|
991 | |
---|
992 | '拡張子名をコピー |
---|
993 | If ext Then |
---|
994 | If i3 Then |
---|
995 | lstrcpy(ext,path+i3) |
---|
996 | End If |
---|
997 | else ext[0]=0 |
---|
998 | End If |
---|
999 | End Sub |
---|
1000 | |
---|
1001 | Function GetBasicColor(ColorCode As Long) As Long |
---|
1002 | Select Case ColorCode |
---|
1003 | Case 0 |
---|
1004 | GetBasicColor=RGB(0,0,0) |
---|
1005 | Case 1 |
---|
1006 | GetBasicColor=RGB(0,0,255) |
---|
1007 | Case 2 |
---|
1008 | GetBasicColor=RGB(255,0,0) |
---|
1009 | Case 3 |
---|
1010 | GetBasicColor=RGB(255,0,255) |
---|
1011 | Case 4 |
---|
1012 | GetBasicColor=RGB(0,255,0) |
---|
1013 | Case 5 |
---|
1014 | GetBasicColor=RGB(0,255,255) |
---|
1015 | Case 6 |
---|
1016 | GetBasicColor=RGB(255,255,0) |
---|
1017 | Case 7 |
---|
1018 | GetBasicColor=RGB(255,255,255) |
---|
1019 | End Select |
---|
1020 | End Function |
---|
1021 | |
---|
1022 | |
---|
1023 | #endif '_INC_FUNCTION |
---|