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annotate inventory.py @ 120:adbcdb900fa9

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Modified InventoryGrid to set a name for each slot containing the index. Added getSlot method to InventoryGrid. Renamed InventoryGUI class to CharacterGUI. Added InventoryGUI class which handles the inventory part of the CharacterGUI. An InventoryGUI instance is now created in CharacterGUI.
author KarstenBock@gmx.net
date Wed, 05 Oct 2011 12:59:22 +0200
parents c76f03c290f6
children 2241722311bf
rev   line source
0
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1 # This file is part of PARPG.
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2 #
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3 # PARPG is free software: you can redistribute it and/or modify
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4 # it under the terms of the GNU General Public License as published by
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5 # the Free Software Foundation, either version 3 of the License, or
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6 # (at your option) any later version.
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7 #
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8 # PARPG is distributed in the hope that it will be useful,
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9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 # GNU General Public License for more details.
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12 #
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13 # You should have received a copy of the GNU General Public License
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14 # along with PARPG. If not, see <http://www.gnu.org/licenses/>.
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15
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c76f03c290f6 Removed imports of the old objects.
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16 #from parpg.objects.base import Container
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17 #from parpg.objects.composed import SingleItemContainer as Slot
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18
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19 import copy
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20
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21 # TODO: many missing function definitions in this code
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22
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23 class Inventory(Container):
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24 """The class to represent inventory 'model': allow operations with
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25 inventory contents, perform weight/bulk calculations, etc"""
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26 def __init__(self, **kwargs):
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27 """Initialise instance"""
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28 Container.__init__(self, **kwargs)
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29 self.items = {"head": Slot(), "neck": Slot(),
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30 "shoulders": Slot(), "chest": Slot(),
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31 "abdomen": Slot(), "left_arm": Slot(),
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32 "right_arm": Slot(),"groin": Slot(),
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33 "hips": Slot(), "left_leg": Slot(),
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34 "right_leg": Slot(), "left_hand": Slot(),
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35 "right_hand": Slot(), "ready": Container(),
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36 "backpack": Container()}
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37 for key, item in self.items.iteritems():
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38 item.name = key
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39 kwargs = {}
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40 kwargs["container"] = item
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41 item.setScript("onPlaceItem", self.onChildPlaceItem, kwargs = kwargs)
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42 self.item_lookup = {}
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43
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44 def onChildPlaceItem(self, container):
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45 for item in container.items.itervalues():
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46 self.item_lookup[item.ID] = container.name
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47
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48 def placeItem(self, item, index=None):
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49 self.items["backpack"].placeItem(item, index)
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50 #self.item_lookup[item.ID] = "backpack"
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51
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52 def takeItem(self, item):
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53 if not item.ID in self.item_lookup:
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54 raise ValueError ('I do not contain this item: %s' % item)
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55 self.items[self.item_lookup[item.ID]].takeItem(item)
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56 del self.item_lookup[item.ID]
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57
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58 def removeItem(self, item):
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59 if not item.ID in self.item_lookup:
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60 raise ValueError ('I do not contain this item: %s' % item)
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61 self.items[self.item_lookup[item.ID]].removeItem(item)
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62 del self.item_lookup[item.ID]
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63
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64 def replaceItem(self, old_item, new_item):
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65 """Replaces the old item with the new one
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66 @param old_item: Old item which is removed
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67 @type old_item: Carryable
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68 @param new_item: New item which is added
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69 @type new_item: Carryable
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70 """
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71 if not old_item.ID in self.item_lookup:
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72 raise ValueError ('I do not contain this item: %s' % old_item)
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73 self.items[self.item_lookup[old_item.ID]]\
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74 .replaceItem(old_item, new_item)
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75
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76 def getWeight(self):
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77 """Total weight of all items in container + container's own weight"""
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78 return sum((item.weight for item in self.items.values()))
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79
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80 def setWeightDummy(self, weight):
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81 pass
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82
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83 weight = property(getWeight, setWeightDummy, "Total weight of container")
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84
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85
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86 def count(self, item_type = ""):
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87 return sum(item.count(item_type) for item in self.items.values())
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88
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89 def takeOff(self, item):
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90 return self.moveItemToSlot(item, "backpack")
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91
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92 def moveItemToSlot(self,item,slot,index=None):
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93 if not slot in self.items:
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94 raise(ValueError("%s: No such slot" % slot))
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95
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96 if item.ID in self.item_lookup:
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97 self.items[self.item_lookup[item.ID]].takeItem(item)
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98 try:
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99 self.items[slot].placeItem(item, index)
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100 except Container.SlotBusy:
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101 if index == None :
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102 offending_item = self.items[slot].items[0]
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103 else :
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104 offending_item = self.items[slot].items[index]
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105 self.items[slot].takeItem(offending_item)
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106 self.items[slot].placeItem(item, index)
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107 self.placeItem(offending_item)
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108 self.item_lookup[item.ID] = slot
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109
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110 def getItemsInSlot(self, slot, index=None):
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111 if not slot in self.items:
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112 raise(ValueError("%s: No such slot" % slot))
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113 if index != None:
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114 return self.items[slot].items.get(index)
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115 else:
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116 return copy.copy(self.items[slot].items)
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117
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118 def isSlotEmpty(self, slot, index=None):
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119 if not slot in self.items:
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120 raise(ValueError("%s: No such slot" % slot))
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121 if index == None:
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122 return self.items[slot].count() == 0
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123 else:
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124 return not index in self.items[slot].items
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125
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126
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127 def has(self, item_ID):
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128 return item_ID in self.item_lookup
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129
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130 def findItemByID(self, ID):
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131 if ID not in self.item_lookup:
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132 return None
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133 return self.items[self.item_lookup[ID]].findItemByID(ID)
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134
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135 def findItem(self, **kwargs):
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136 """Find an item in inventory by various attributes. All parameters
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137 are optional.
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138 @type name: String
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139 @param name: Object name. If the name is non-unique,
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140 first matching object is returned
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141 @type kind: String
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142 @param kind: One of the possible object kinds like "openable" or
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143 "weapon" (see base.py)
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144 @return: The item matching criteria or None if none was found"""
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145 for slot in self.items:
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146 item_found = self.items[slot].findItem(**kwargs)
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147 if item_found != None:
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148 return item_found
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149 return None
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150
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151 def __repr__(self):
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152 return "[Inventory contents: " + \
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153 reduce((lambda a,b: str(a)
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154 + ', ' + str(b)),
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155 self.items.values()) + " ]"
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156
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157 def serializeInventory(self):
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158 """Returns the inventory items as a list"""
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159 inventory = []
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160 inventory.extend(self.items["backpack"].serializeItems())
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161 for key, slot in self.items.iteritems():
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162 if key == "ready" or key == "backpack":
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163 continue
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164 elif len(slot.items) > 0:
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165 item = slot.items[0]
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166 item_dict = item.getStateForSaving()
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167 item_dict["slot"] = key
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168 item_dict["type"] = type(item).__name__
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169 inventory.append(item_dict)
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170 return inventory
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171
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172 def getStateForSaving(self):
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173 """Returns state for saving
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174 """
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175 state = {}
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176 state["Inventory"] = self.serializeInventory()
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177 return state