Mercurial > rinkhals

annotate gamelib/equipment.py @ 163:0d6e23dcd3af

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fixed redrawing
author Adrianna Pińska <adrianna.pinska@gmail.com>
date Thu, 03 Sep 2009 22:22:57 +0000
parents 9b4213f6ea7f
children 1d4d2202ef9f
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1 """Stuff for animals to use."""
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2
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3 import random
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4 import sound
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5
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6 class Equipment(object):
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7 IS_EQUIPMENT = True
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8 DRAW_LAYER = 0
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9
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10 def __init__(self):
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11 self._buy_price = self.BUY_PRICE
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12 self._sell_price = self.SELL_PRICE
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13 self._name = self.NAME
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14
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15 def buy_price(self):
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16 return self._buy_price
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17
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18 def sell_price(self):
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19 return self._sell_price
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20
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21 def name(self):
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22 return self._name
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23
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24 class Weapon(Equipment):
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25 IS_WEAPON = True
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26 DRAW_LAYER = 10
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27
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28 def in_range(self, gameboard, wielder, target):
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29 """Can the lucky wielder hit the potentially unlucky target with this?"""
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30 return wielder.pos.dist(target.pos) <= self.RANGE
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31
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32 def hit(self, gameboard, wielder, target):
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33 """Is the potentially unlucky target actually unlucky?"""
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34 if hasattr(self, 'HIT_SOUND'):
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35 sound.play_sound(self.HIT_SOUND)
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36 roll = random.randint(1, 100)
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37 return roll > (100-self.BASE_HIT) + self.RANGE_MODIFIER*wielder.pos.dist(target.pos)
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38
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39 def place(self, animal):
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40 for eq in animal.equipment:
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41 if is_weapon(eq):
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42 return False
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43 return True
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44
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45 class Rifle(Weapon):
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46 NAME = "rifle"
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47 BUY_PRICE = 100
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48 SELL_PRICE = 75
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49
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50 RANGE = 3
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51 BASE_HIT = 55
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52 RANGE_MODIFIER = 15
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53 HIT_SOUND = "fire-rifle.ogg"
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54
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55 CHICKEN_IMAGE_FILE = 'sprites/equip_rifle.png'
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56
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57 class Knife(Weapon):
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58 NAME = "knife"
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59 BUY_PRICE = 25
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60 SELL_PRICE = 15
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61
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62 RANGE = 1
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63 BASE_HIT = 70
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64 RANGE_MODIFIER = 0
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65
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66 CHICKEN_IMAGE_FILE = 'sprites/equip_knife.png'
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67
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68 class Armour(Equipment):
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69 DRAW_LAYER = 5
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70
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71 def place(self, animal):
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72 """Give additional lives"""
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73 animal.lives += self.PROTECTION
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74 return True
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75
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76 class Helmet(Armour):
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77 NAME = "helmet"
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78 BUY_PRICE = 25
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79 SELL_PRICE = 15
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80
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81 PROTECTION = 1
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82
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83 CHICKEN_IMAGE_FILE = 'sprites/helmet.png'
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85 class Kevlar(Armour):
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86 NAME = "kevlar"
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87 BUY_PRICE = 100
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88 SELL_PRICE = 75
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89
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90 PROTECTION = 2
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91
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92 CHICKEN_IMAGE_FILE = 'sprites/kevlar.png'
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93
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94 def is_equipment(obj):
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95 """Return true if obj is a build class."""
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96 return getattr(obj, "IS_EQUIPMENT", False) and hasattr(obj, "NAME")
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97
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98 def is_weapon(obj):
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99 return is_equipment(obj) and getattr(obj, 'IS_WEAPON', False)
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101 EQUIPMENT = []
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102 for name in dir():
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103 obj = eval(name)
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104 try:
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105 if is_equipment(obj):
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106 EQUIPMENT.append(obj)
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107 except TypeError:
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108 pass