annotate mamba/sprites.py @ 182:0a955d2536f0

Painted Jezebel! (Assuming you name your snake Jezebel.)
author Jeremy Thurgood <firxen@gmail.com>
date Wed, 14 Sep 2011 16:27:11 +0200
parents 061d711ba570
children 045f6b4301eb
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1 from pygame.sprite import Sprite
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2
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3 from mamba.data import load_image
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4 from mamba.constants import TILE_SIZE
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5 from mamba import mutators
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7
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8 COLOURS = {
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9 'red': mutators.RED,
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10 'blue': mutators.BLUE,
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11 'yellow': mutators.YELLOW,
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12 }
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14
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15 def colour_with_fittings(image_name, tileset, colour):
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16 fittings_mutator = mutators.Overlay(
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17 "tiles/%s/%s-fittings.png" % (tileset, image_name))
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18 return image_name, (COLOURS[colour], fittings_mutator)
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20
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21 def tile_sizify(pos):
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22 ts_x, ts_y = TILE_SIZE
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23 p_x, p_y = pos
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24 return (ts_x * p_x, ts_y * p_y)
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26
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27 class SpriteImageVariants(object):
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28 VARIANTS = {
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29 '....': ('-0', ()),
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30
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31 'X...': ('-1', (mutators.R90,)),
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32 '.X..': ('-1', (mutators.R270,)),
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33 '..X.': ('-1', (mutators.NULL,)),
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34 '...X': ('-1', (mutators.R180,)),
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35
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36 'XX..': ('-2o', (mutators.NULL,)),
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37 '..XX': ('-2o', (mutators.R90,)),
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38
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39 'X.X.': ('-2a', (mutators.R180,)),
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40 'X..X': ('-2a', (mutators.R270,)),
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41 '.XX.': ('-2a', (mutators.R90,)),
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42 '.X.X': ('-2a', (mutators.NULL,)),
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43
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44 '.XXX': ('-3', (mutators.R90,)),
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45 'X.XX': ('-3', (mutators.R270,)),
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46 'XX.X': ('-3', (mutators.NULL,)),
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47 'XXX.': ('-3', (mutators.R180,)),
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48
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49 'XXXX': ('', ()),
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50 }
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51
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52 def __init__(self, base_image_name):
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53 self.base_image_name = base_image_name
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54
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55 def __call__(self, top, bottom, left, right):
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56 variant_str = ''.join('X' if d else '.'
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57 for d in [top, bottom, left, right])
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58 variant_suffix, mutators = self.VARIANTS[variant_str]
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59 return (self.base_image_name + variant_suffix, mutators)
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61
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62 class SolidSpriteImageVariants(SpriteImageVariants):
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63 VARIANTS = {
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64 '....': ('-0', ()),
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65
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66 'X...': ('-1', (mutators.R270,)),
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67 '.X..': ('-1', (mutators.R90,)),
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68 '..X.': ('-1', (mutators.NULL,)),
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69 '...X': ('-1', (mutators.R180,)),
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71 'XX..': ('', ()),
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72 '..XX': ('', ()),
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73
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74 'X.X.': ('-2a', (mutators.R180,)),
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75 'X..X': ('-2a', (mutators.R90,)),
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76 '.XX.': ('-2a', (mutators.R270,)),
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77 '.X.X': ('-2a', (mutators.NULL,)),
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78
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79 '.XXX': ('', ()),
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80 'X.XX': ('', ()),
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81 'XX.X': ('', ()),
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82 'XXX.': ('', ()),
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83
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84 'XXXX': ('', ()),
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85 }
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87
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88 class BaseSprite(Sprite):
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89 tileset = 'common'
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90 variants_class = None
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91 variants = None
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92 name = None
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93 alive = True
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94
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95 def __init__(self, tileset=None, image_name=None, name=None,
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96 mutators=()):
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97 super(BaseSprite, self).__init__()
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98 if name is not None:
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99 self.name = name
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100 if tileset is not None:
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101 self.tileset = tileset
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102 if image_name is not None:
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103 self.image_name = image_name
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104 self.image = self.load_image(image_name, mutators=mutators)
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105
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106 def load_image(self, image_name, mutators=()):
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107 return load_image('tiles/%s/%s.png' % (self.tileset, image_name),
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108 mutators)
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109
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110 def set_tile_pos(self, tile_pos):
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111 self.tile_pos = tile_pos
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112 self.rect = self.image.get_rect().move(tile_sizify(tile_pos))
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113
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114 def get_variant(self, top, bottom, left, right):
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115 if self.variants is None:
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116 self.variants = self.variants_class(self.image_name)
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117 return self.variants(top, bottom, left, right)
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118
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119 def use_variant(self, *args):
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120 if self.variants_class is not None:
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121 self.image = self.load_image(*self.get_variant(*args))
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122
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123
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124 class TileSprite(BaseSprite):
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125 def __init__(self, tile_char, solid=False, **kw):
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126 super(TileSprite, self).__init__(**kw)
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127 self.tile_char = tile_char
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128 self.solid = solid
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129
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130 def get_solid(self, snake, segment):
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131 return self.solid
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132
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133 def interact(self, snake, segment):
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134 if self.get_solid(snake, segment):
181
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135 snake.crash()
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136
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137
71
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138 class SingleImageTileSprite(TileSprite):
121
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139 image_name = None # subclasses will override this
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140
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141 def __init__(self, **kw):
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142 kw.setdefault('image_name', self.image_name)
168
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143 kw.setdefault('name', self.name)
104
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144 super(SingleImageTileSprite, self).__init__(**kw)
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145
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146
56
e730ec8b82e8 Some doors.
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147 class DoorSprite(TileSprite):
168
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148 name = 'door'
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149
104
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150 def __init__(self, colour, **kw):
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151 self.colour = colour
104
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152 super(DoorSprite, self).__init__(**kw)
182
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153 self.image = self.load_image(
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154 *colour_with_fittings("door", self.tileset, colour))
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155
182
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156 def get_solid(self, snake, segment):
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157 return COLOURS[self.colour] != segment._colour_overlay
144
b292370c4548 Rearranged the orientation stuff. :-)
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158
71
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159
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160 class EntrySprite(SingleImageTileSprite):
164
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161 image_name = 'arrow-r'
168
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162 name = 'entrance'
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163
104
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164 def __init__(self, direction, **kw):
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165 self.direction = direction
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166 super(EntrySprite, self).__init__(**kw)
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167
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168
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169 class ExitSprite(SingleImageTileSprite):
164
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170 image_name = 'arrow-r'
168
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171 name = 'exit'
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172
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173
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174 class PuddleSprite(SingleImageTileSprite):
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175 image_name = 'puddle'
168
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176 name = 'puddle'
136
00ada2e29798 Somewhat better (but still hideous) image variant support.
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177 variants_class = SolidSpriteImageVariants
130
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178
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179 def __init__(self, variant=(0, 0, 0, 0), **kw):
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180 super(PuddleSprite, self).__init__(**kw)
136
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181 self.image = self.load_image(*self.get_variant(*variant))
162
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182
182
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183 def get_solid(self, snake, segment):
181
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184 if snake.can_swim():
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185 print "Splishy!"
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186 return False
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187 print "Drownded. :-("
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188 return True
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189
162
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190
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191 class EdibleTile(SingleImageTileSprite):
182
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192 def interact(self, snake, segment):
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193 if not segment.is_head:
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194 return
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195 self.eat(snake)
181
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196 self.alive = False
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197 self.kill()
162
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198
182
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199 def eat(self, snake):
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200 print "I'm delicious!"
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201
162
7fbbe27120a9 Rodents! Amphibians! Import juggling!
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202
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203 class BigMouse(EdibleTile):
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204 image_name = "rat-big"
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205
182
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206 def eat(self, snake):
162
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207 print "Embiggen!"
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208
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209
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210 class SmallMouse(EdibleTile):
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211 image_name = "rat-small"
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212
182
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213 def eat(self, snake):
162
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214 print "Ensmallen!"
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215
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216
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217 class Frog(EdibleTile):
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218 image_name = "frog"
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diff changeset
219
182
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220 def eat(self, snake):
162
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221 print "Swimmery!"
181
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222 snake.mutate('amphibious')
182
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parents: 181
diff changeset
223
0a955d2536f0 Painted Jezebel! (Assuming you name your snake Jezebel.)
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parents: 181
diff changeset
224
0a955d2536f0 Painted Jezebel! (Assuming you name your snake Jezebel.)
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225 class Painter(TileSprite):
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226 def __init__(self, colour, **kw):
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parents: 181
diff changeset
227 super(Painter, self).__init__(**kw)
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diff changeset
228 self.colour = colour
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parents: 181
diff changeset
229 self.image = self.load_image(
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parents: 181
diff changeset
230 *colour_with_fittings("spray", self.tileset, colour))
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parents: 181
diff changeset
231
0a955d2536f0 Painted Jezebel! (Assuming you name your snake Jezebel.)
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diff changeset
232 def interact(self, snake, segment):
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parents: 181
diff changeset
233 segment.set_colour(COLOURS[self.colour])