Mercurial > parpg-core

annotate src/parpg/objects/composed.py @ 110:5feab6555bf9

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Added pc_has and npc_has as functions to the dialogue engine. These replace calls to pc.has_item and ncp.has_item.
author KarstenBock@gmx.net
date Fri, 23 Sep 2011 14:11:49 +0200
parents 1fd2201f5c36
children
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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16 """Composite game object classes are kept here"""
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17
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18 from base import GameObject, Container, Lockable, \
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19 Scriptable, Trapable, Destructable, Carryable, \
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20 Usable
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21
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22 class ImmovableContainer(GameObject, Container, Lockable, Scriptable,
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23 Trapable, Destructable):
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24 """Composite class that can be used for crates, chests, etc."""
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25 def __init__ (self, **kwargs):
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26 GameObject .__init__(self, **kwargs)
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27 Container .__init__(self, **kwargs)
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28 Lockable .__init__(self, **kwargs)
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29 Scriptable .__init__(self, **kwargs)
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30 Trapable .__init__(self, **kwargs)
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31 Destructable .__init__(self, **kwargs)
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32 self.blocking = True
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33
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34 class SingleItemContainer (Container) :
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35 """Container that can only store a single item.
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36 This class can represent single-item inventory slots"""
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37 def __init__ (self, **kwargs):
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38 Container.__init__(self, **kwargs)
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39
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40 def placeItem(self,item, index=None):
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41 if len(self.items) > 0 :
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42 raise self.SlotBusy ('%s is already busy' % self)
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43 Container.placeItem(self, item)
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44
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45 class CarryableItem (GameObject, Carryable, Usable):
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46 """Composite class that will be used for all carryable items"""
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47 def __init__(self, item_type, **kwargs):
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48 GameObject.__init__(self, **kwargs)
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49 Carryable.__init__(self, **kwargs)
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50 Usable.__init__(self, **kwargs)
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51 self.item_type = item_type
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52
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53 def prepareStateForSaving(self, state):
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54 """Prepares state for saving
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55 @type state: dictionary
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56 @param state: State of the object
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57 """
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58 super(CarryableItem, self).prepareStateForSaving(state)
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59 if state.has_key("in_container"):
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60 del state["in_container"]
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61 if state.has_key("on_map"):
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62 del state["on_map"]
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63 if state.has_key("agent"):
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64 del state["agent"]
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65
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66 def getStateForSaving(self):
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67 """Returns state for saving
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68 @type state: dictionary
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69 @param state: State of the object
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70 """
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71 ret_dict = self.__dict__.copy()
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72 self.prepareStateForSaving(ret_dict)
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73 return ret_dict
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74
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75 class CarryableContainer(Container, CarryableItem):
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76 """Composite class that will be used for backpack, pouches, etc."""
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77 def __init__ (self, item_type, **kwargs):
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78 Container.__init__(self, **kwargs)
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79 CarryableItem.__init__(self, item_type, **kwargs)
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80 self.own_bulk = 0
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81 self.own_weight = 0
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82
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83 def getWeight(self):
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84 """Resulting weight of a container"""
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85 return sum((item.weight for item in self.items.values()),
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86 self.own_weight)
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87
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88 def setWeight(self, weight):
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89 """Set container's own weight.
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90 For compatibility with inherited methods"""
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91 self.own_weight = weight
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92
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93 weight = property(getWeight, setWeight, "Total weight of container")
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94
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95 def getBulk(self):
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96 """Resulting bulk of container"""
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97 return self.getContentsBulk()+self.own_bulk
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98
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99 def setBulk(self, bulk):
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100 """Set container's own bulk. For compatibility with inherited methods"""
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101 self.own_bulk = bulk
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102
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103 bulk = property(getBulk, setBulk, "Total bulk of container")
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104
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105 def __repr__(self):
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106 return "[%s" % self.name + str(reduce((lambda a, b: a + ', ' + \
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107 str(self.items[b])), self.items, "")) + " ]"
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108
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109 def getStateForSaving(self):
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110 """Returns state for saving
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111 @type state: dictionary
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112 @param state: State of the object
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113 """
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114 state = Container.getStateForSaving(self)
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115 if not state.has_key("attributes"):
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116 state["attributes"] = []
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117 state["attributes"].append("Container")
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118 state.update(CarryableItem.getStateForSaving(self))
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119 return state
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120
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121 class CarryableSingleItemContainer (SingleItemContainer, CarryableContainer) :
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122 """Container that can only store a single item.
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123 This class can represent single-item inventory slots"""
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124 def __init__ (self, item_type, **kwargs):
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125 SingleItemContainer.__init__(self, **kwargs)
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126 CarryableContainer.__init__(self, item_type, **kwargs)
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127
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128 class Door(GameObject, Lockable, Scriptable, Trapable):
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129 """Composite class that can be used to create doors on a map."""
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130 def __init__ (self, target_map_name = 'my-map',
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131 target_x = 0.0, target_y = 0.0, **kwargs):
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132 GameObject.__init__(self, **kwargs)
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133 Lockable.__init__(self, **kwargs)
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134 Scriptable.__init__(self, **kwargs)
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135 Trapable.__init__(self, **kwargs)
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136 self.attributes.append("door")
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137 self.target_map_name = target_map_name
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138 self.target_pos = (target_x, target_y)
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139 self.blocking = True
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140
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141 def getStateForSaving(self):
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142 """Returns state for saving
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143 """
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144 ret_dict = super(Door, self).getStateForSaving()
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145 return ret_dict