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1 #!/usr/bin/env python
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2 # Copyright (C) 2000-2001 The OpenRPG Project
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3 #
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4 # openrpg-dev@lists.sourceforge.net
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5 #
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6 # This program is free software; you can redistribute it and/or modify
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7 # it under the terms of the GNU General Public License as published by
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8 # the Free Software Foundation; either version 2 of the License, or
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9 # (at your option) any later version.
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10 #
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU General Public License for more details.
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15 #
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16 # You should have received a copy of the GNU General Public License
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17 # along with this program; if not, write to the Free Software
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18 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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19 # --
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20 #
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21 # File: die.py
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22 # Author: Andrew Bennett
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23 # Maintainer:
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24 # Version:
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25 # $Id: die.py,v Traipse 'Ornery-Orc' prof.ebral Exp $
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26 #
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27 # Description: This class is used to make working with dice easier
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28 #
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29
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30 __version__ = "$Id: die.py,v Traipse 'Ornery-Orc' prof.ebral Exp Exp $"
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31
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32 import random
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33 import UserList
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34 import copy
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35
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36 class die_base(UserList.UserList):
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37 name = None
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38
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39 def __init__(self,source = []):
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40 if isinstance(source, (int, float, basestring)):
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41 s = []
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42 s.append(di(source))
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43 else: s = source
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44 UserList.UserList.__init__(self,s)
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45
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46 def sum(self):
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47 s = 0
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48 for a in self.data:
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49 s += int(a)
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50 return s
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51
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52 def __lshift__(self,other):
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53 if type(other) == type(3) or type(other) == type(3.0):
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54 o = other
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55 elif hasattr(other,"sum"):
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56 o = other.sum()
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57 else: return None
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58 result = []
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59 for die in self:
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60 if die < o: result.append(die)
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61 return self.__class__(result)
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62
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63 def __rshift__(self,other):
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64 if type(other) == type(3) or type(other) == type(3.0): o = other
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65 elif hasattr(other,"sum"): o = other.sum()
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66 else: return None
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67 result = []
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68 for die in self:
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69 if die > o: result.append(die)
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70 return self.__class__(result)
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71
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72 def __rlshift__(self,other):
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73 return self.__rshift__(other)
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74
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75 def __rrshift__(self,other):
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76 return self.__lshift__(other)
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77
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78 def __str__(self):
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79 if len(self.data) > 0:
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80 myStr = "[" + str(self.data[0])
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81 for a in self.data[1:]:
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82 myStr += ","
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83 myStr += str(a)
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84 myStr += "] = (" + str(self.sum()) + ")"
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85 else: myStr = "[] = (0)"
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86 return myStr
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87
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88 def __lt__(self,other):
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89 if type(other) == type(3) or type(other) == type(3.0):
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90 return (self.sum() < other)
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91 elif hasattr(other,"sum"): return (self.sum() < other.sum())
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92 else: return UserList.UserList.__lt__(self,other)
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93
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94 def __le__(self,other):
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95 if type(other) == type(3) or type(other) == type(3.0):
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96 return (self.sum() <= other)
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97 elif hasattr(other,"sum"): return (self.sum() <= other.sum())
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98 else: return UserList.UserList.__le__(self,other)
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99
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100 def __eq__(self,other):
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101 if type(other) == type(3) or type(other) == type(3.0):
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102 return (self.sum() == other)
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103 elif hasattr(other,"sum"): return (self.sum() == other.sum())
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104 else: return UserList.UserList.__eq__(self,other)
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105
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106 def __ne__(self,other):
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107 if type(other) == type(3) or type(other) == type(3.0): return (self.sum() != other)
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108 elif hasattr(other,"sum"): return (self.sum() != other.sum())
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109 else: return UserList.UserList.__ne__(self,other)
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110
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111 def __gt__(self,other):
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112 if type(other) == type(3) or type(other) == type(3.0): return (self.sum() > other)
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113 elif hasattr(other,"sum"): return (self.sum() > other.sum())
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114 else: return UserList.UserList.__gt__(self,other)
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115
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116 def __ge__(self,other):
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117 if type(other) == type(3) or type(other) == type(3.0): return (self.sum() >= other)
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118 elif hasattr(other,"sum"): return (self.sum() >= other.sum())
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119 else: return UserList.UserList.__ge__(self,other)
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120
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121 def __cmp__(self,other):
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122 # this function included for backwards compatibility
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123 # As of 2.1, lists implement the "rich comparison"
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124 # methods overloaded above.
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125 if type(other) == type(3) or type(other) == type(3.0): return cmp(self.sum(), other)
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126 elif hasattr(other,"sum"): return cmp(self.sum(), other.sum())
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127 else: return UserList.UserList.__cmp__(self,other)
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128
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129
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130 def __rcmp__(self,other):
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131 return self.__cmp__(other)
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132
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133 def __add__(self,other):
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134 mycopy = copy.deepcopy(self)
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135 if type(other) == type(3) or type(other) == type(3.0):
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136 other = [static_di(other)]
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137 elif type(other) == type("test"): return self
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138 mycopy.extend(other)
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139 return mycopy
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140
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141 def __iadd__(self,other):
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142 return self.__add__(other)
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143
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144 def __radd__(self,other):
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145 mycopy = copy.deepcopy(self)
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146 if type(other) == type(3) or type(other) == type(3.0):
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147 new_die = di(0)
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148 new_die.set_value(other)
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149 other = new_die
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150 mycopy.insert(0,other)
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151 return mycopy
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152
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153 def __int__(self):
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154 return self.sum()
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155
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156 def __sub__(self,other):
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157 mycopy = copy.deepcopy(self)
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158 if type(other) == type(3) or type(other) == type(3.0):
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159 neg_die = static_di(-other)
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160 other = [neg_die]
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161 else: other = -other
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162 mycopy.extend(other)
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163 return mycopy
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164
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165 def __rsub__(self,other):
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166 mycopy = -copy.deepcopy(self)
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167 if type(other) == type(3) or type(other) == type(3.0):
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168 new_die = di(0)
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169 new_die.set_value(other)
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170 other = new_die
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171 mycopy.insert(0,other)
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172 return mycopy
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173
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174 def __isub__(self,other):
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175 return self.__sub__(other)
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176
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177 def __mul__(self,other):
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178 if type(other) == type(3) or type(other) == type(3.0): return self.sum() * other
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179 elif hasattr(other,"sum"): return other.sum() * self.sum()
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180 else: return UserList.UserList.__mul__(self,other)
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181
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182 def __rmul__(self,other):
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183 return self.__mul__(other)
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184
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185 def __div__(self,other):
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186 if type(other) == type(3) or type(other) == type(3.0): return float(self.sum()) / other
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187 elif hasattr(other,"sum"): return float(self.sum()) / other.sum()
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188 else: return UserList.UserList.__div__(self,other)
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189
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190 def __rdiv__(self,other):
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191 if type(other) == type(3) or type(other) == type(3.0): return other / float(self.sum())
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192 elif hasattr(other,"sum"): return other.sum() / float(self.sum())
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193 else: return UserList.UserList.__rdiv__(self,other)
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194
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195 def __mod__(self,other):
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196 if type(other) == type(3) or type(other) == type(3.0): return self.sum()%other
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197 elif hasattr(other,"sum"): return self.sum() % other.sum()
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198 else: return UserList.UserList.__mod__(self,other)
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199
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200 def __rmod__(self,other):
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201 if type(other) == type(3) or type(other) == type(3.0): return other % self.sum()
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202 elif hasattr(other,"sum"): return other.sum() % self.sum()
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203 else: return UserList.UserList.__rmod__(self,other)
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204
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205 def __neg__(self):
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206 for i in range(len(self.data)): self.data[i] = -self.data[i]
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207 return self
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208
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209 def __pos__(self):
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210 for i in range(len(self.data)): self.data[i] = +self.data[i]
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211 return self
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212
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213 def __abs__(self):
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214 for i in range(len(self.data)): self.data[i] = abs(self.data[i])
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215 return self
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216
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217 def __pow__(self,other):
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218 if type(other) == type(3) or type(other) == type(3.0): return self.sum() ** other
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219 elif hasattr(other,"sum"): return self.sum() ** other.sum()
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220 else: return UserList.UserList.__pow__(self,other)
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221
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222 def __rpow__(self,other):
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223 # We're overloading exponentiation of ints to create "other" number of dice
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224 if other >= 1:
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225 result = self.__class__(self[0].sides)
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226 for t in range(other-1): result+=self.__class__(self[0].sides)
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227 else: result = None
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228 return result
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229
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230 ### di class to handle actual dice
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231
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232 class di:
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233 def __init__(self,sides,min=1):
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234 self.sides = sides
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235 self.history = None
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236 self.value = None
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237 self.target = None
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238 self.roll(min)
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239
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240 def __str__(self):
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241 if len(self.history) > 1: return str(self.history)
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242 else: return str(self.value)
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243
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244 def __neg__(self):
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245 self.value = -self.value
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246 for i in range(len(self.history)): self.history[i] = -self.history[i]
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247 return self
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248
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249 def __pos__(self):
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250 self.value = +self.value
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251 for i in range(len(self.history)): self.history[i] = +self.history[i]
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252 return self
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253
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254 def __abs__(self):
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255 self.value = abs(self.value)
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256 for i in range(len(self.history)):
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257 self.history[i] = abs(self.history[i])
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258 return self
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259
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260 def __repr__(self):
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261 if len(self.history) > 1: return str(self.history)
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262 else: return str(self.value)
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263
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264 def __int__(self):
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265 return self.value
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266
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267
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268 def __lt__(self,other):
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269 if type(other) == type(3) or type(other) == type(3.0): return self.value < other
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270 elif hasattr(other,"value"): return self.value < other.value
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271 else: return self < other
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272
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273 def __le__(self,other):
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274 if type(other) == type(3) or type(other) == type(3.0): return self.value <= other
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275 elif hasattr(other,"value"): return self.value <= other.value
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276 else: return self <= other
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277
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278 def __eq__(self,other):
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279 if type(other) == type(3) or type(other) == type(3.0): return self.value == other
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280 elif hasattr(other,"value"): return self.value == other.value
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281 else: return self == other
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282
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283 def __ne__(self,other):
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284 if type(other) == type(3) or type(other) == type(3.0): return self.value != other
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285 elif hasattr(other,"value"): return self.value != other.value
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286 else: return self != other
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287
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288 def __gt__(self,other):
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289 if type(other) == type(3) or type(other) == type(3.0): return self.value > other
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290 elif hasattr(other,"value"): return self.value > other.value
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291 else: return self > other
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292
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293 def __ge__(self,other):
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294 if type(other) == type(3) or type(other) == type(3.0): return self.value >= other
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295 elif hasattr(other,"value"): return self.value >= other.value
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296 else: return self >= other
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297
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298 def __cmp__(self,other):
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299 # this function included for backwards compatibility
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300 # As of 2.1, lists implement the "rich comparison"
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301 # methods overloaded above.
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302 if type(other) == type(3) or type(other) == type(3.0): return cmp(self.value, other)
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303 elif hasattr(other,"value"): return cmp(self.value, other.value)
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304 else: return cmp(self,other)
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305
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306 def roll(self,min=1):
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307 if isinstance(self.sides, basestring) and self.sides.lower() == 'f': self.value = random.randint(-1, 1)
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308 else: self.value = int(random.uniform(min, self.sides+1))
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309 self.history = []
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310 self.history.append(self.value)
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311
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312 def extraroll(self):
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313 if isinstance(self.sides, basestring) and self.sides.lower() == 'f': result = random.randint(-1, 1)
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314 else: result = int(random.uniform(1,self.sides+1))
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315 self.value += result
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316 self.history.append(result)
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317
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318 def lastroll(self):
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319 return self.history[len(self.history)-1]
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320
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321 def set_value(self,value):
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322 self.value = value
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323 self.history = []
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324 self.history.append(self.value)
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325
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326 def modify(self,mod):
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327 self.value += mod
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328 self.history.append(mod)
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329
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330 def gethistory(self):
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331 return self.history[:]
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332
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333 class static_di(di):
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334 def __init__(self,value):
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335 di.__init__(self,value,value)
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336 self.set_value(value)
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337
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338 class DieRollers(object):
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339 _rollers = {}
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340 def __new__(cls):
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341 it = cls.__dict__.get("__it__")
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342 if it is not None: return it
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343 cls.__it__ = it = object.__new__(cls)
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344 return it
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345
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346 def keys(self):
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347 return self._rollers.keys()
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348
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349 def register(self, roller):
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350 if not self._rollers.has_key(roller.name):
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351 self._rollers[roller.name] = roller
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352
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353 def __getitem__(self, roller_name):
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354 return self._rollers.get(roller_name, None)
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355
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356 def __setitem__(self, *args):
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357 raise AttributeError
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358
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359 die_rollers = DieRollers()
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