Mercurial > rinkhals
view gamelib/equipment.py @ 173:b2eed9977e35
Remove some completed TODO items.
author | Simon Cross <hodgestar@gmail.com> |
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date | Thu, 03 Sep 2009 23:05:36 +0000 |
parents | 1d4d2202ef9f |
children | ff168162974e |
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"""Stuff for animals to use.""" import random import sound class Equipment(object): IS_EQUIPMENT = True DRAW_LAYER = 0 def __init__(self): self._buy_price = self.BUY_PRICE self._sell_price = self.SELL_PRICE self._name = self.NAME def buy_price(self): return self._buy_price def sell_price(self): return self._sell_price def name(self): return self._name class Weapon(Equipment): IS_WEAPON = True DRAW_LAYER = 10 def in_range(self, gameboard, wielder, target): """Can the lucky wielder hit the potentially unlucky target with this?""" return wielder.pos.dist(target.pos) <= self.RANGE def hit(self, gameboard, wielder, target): """Is the potentially unlucky target actually unlucky?""" if hasattr(self, 'HIT_SOUND'): sound.play_sound(self.HIT_SOUND) roll = random.randint(1, 100) return roll > (100-self.BASE_HIT) + self.RANGE_MODIFIER*wielder.pos.dist(target.pos) def place(self, animal): for eq in animal.equipment: if is_weapon(eq): return False return True class Rifle(Weapon): NAME = "rifle" BUY_PRICE = 100 SELL_PRICE = 75 RANGE = 3 BASE_HIT = 55 RANGE_MODIFIER = 15 HIT_SOUND = "fire-rifle.ogg" CHICKEN_IMAGE_FILE = 'sprites/equip_rifle.png' class Knife(Weapon): NAME = "knife" BUY_PRICE = 25 SELL_PRICE = 15 RANGE = 1 BASE_HIT = 70 RANGE_MODIFIER = 0 CHICKEN_IMAGE_FILE = 'sprites/equip_knife.png' class Armour(Equipment): DRAW_LAYER = 5 def place(self, animal): """Give additional lives""" for eq in animal.equipment: if eq.NAME == self.NAME: return False animal.lives += self.PROTECTION return True class Helmet(Armour): NAME = "helmet" BUY_PRICE = 25 SELL_PRICE = 15 PROTECTION = 1 CHICKEN_IMAGE_FILE = 'sprites/helmet.png' class Kevlar(Armour): NAME = "kevlar" BUY_PRICE = 100 SELL_PRICE = 75 PROTECTION = 2 CHICKEN_IMAGE_FILE = 'sprites/kevlar.png' def is_equipment(obj): """Return true if obj is a build class.""" return getattr(obj, "IS_EQUIPMENT", False) and hasattr(obj, "NAME") def is_weapon(obj): return is_equipment(obj) and getattr(obj, 'IS_WEAPON', False) EQUIPMENT = [] for name in dir(): obj = eval(name) try: if is_equipment(obj): EQUIPMENT.append(obj) except TypeError: pass