Mercurial > parpg-source

annotate components/equip.py @ 115:26e65f27dbd7

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"Open" will now not be shown in the context menu when the lockable is locked. "Lock" will not not be shown in the context menu when the lockable is open.
author KarstenBock@gmx.net
date Mon, 03 Oct 2011 14:12:17 +0200
parents f94d4577ca5e
children f2ef124128db
rev   line source
65
e856b604b650 Changed "import bGrease" to "import parpg.bGrease".
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1 # This program is free software: you can redistribute it and/or modify
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2 # it under the terms of the GNU General Public License as published by
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3 # the Free Software Foundation, either version 3 of the License, or
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4 # (at your option) any later version.
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5 #
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6 # This program is distributed in the hope that it will be useful,
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7 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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8 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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9 # GNU General Public License for more details.
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10 #
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11 # You should have received a copy of the GNU General Public License
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12 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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13
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14 from base import Base
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15
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16 class Equip(Base):
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17 """
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18 Component that stores the equipment (what is being worn/wieled).
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19 """
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20
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21 def __init__(self):
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22 Base.__init__(self, head=object, body=object, leg=object, feet=object, l_arm=object, r_arm=object)
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23
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24 @property
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25 def saveable_fields(self):
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26 return []
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27
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28 class SlotInvalidError(Exception):
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29 """Error that gets raised when the slot is invalid."""
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30
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31 def __init__(self, slot):
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32 self.slot = slot
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33
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34 def __str__(self):
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35 return "\"%s\" is not a valid slot." % self.slot
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36
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37 class AlreadyEquippedError(Exception):
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38 """Error that gets raised when the equipable already has a wearer"""
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39
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40 def __str__(self):
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41 return "The equipable is already weared."
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42
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43 class CannotBeEquippedInSlot(Exception):
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44 """Error that gets raised when the equipable can't be equiped in that slot"""
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45
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46 def __init__(self, slot, equipable):
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47 self.slot = slot
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48 self.equipable = equipable
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49
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50 def __str__(self):
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51 return "%s is not in the equipables slots. (%s)" % (self.slot, ', '.join(self.equipable.possible_slots))
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52
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53
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54 def equip(wearer, equipable, slot):
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55 """Equip the wearer with the given equipable.
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56 @returns The equipable that was at the given slot, or None"""
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57 if equipable.wearer:
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58 raise AlreadyEquippedError
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59 if slot in equipable.possible_slots:
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60 try:
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61 old_item = getattr(wearer, slot) if hasattr(wearer, slot) else None
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62 setattr(wearer, slot, equipable)
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63 equipable.in_slot = slot
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64 equipable.wearer = wearer
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65 if old_item:
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66 old_item.in_slot = None
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67 old_item.wearer = None
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68 return old_item
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69 except AttributeError:
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70 raise SlotInvalidError(slot)
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71 raise CannotBeEquippedInSlot(slot, equipable)
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c1959525efda Added get_equipable and take_equipable functions.
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72
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73 def get_equipable(wearer, slot):
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74 """Return the equipable in the given slot"""
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75 try:
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76 item = getattr(wearer, slot)
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77 return item
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78 except AttributeError:
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79 raise SlotInvalidError(slot)
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80
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81 def take_equipable(wearer, slot):
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82 """Remove equipable from the given slot and return it"""
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83 item = get_equipable(wearer, slot)
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84 setattr(wearer, slot, None)
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85 if item:
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86 item.in_slot = None
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87 item.wearer = None
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88 return item
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89
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b73050f98411 Added equip function.
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90