Mercurial > mamba
annotate mamba/sprites.py @ 234:530b2edea0e6
ARROWED
author | Adrianna Pińska <adrianna.pinska@gmail.com> |
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date | Wed, 14 Sep 2011 23:37:00 +0200 |
parents | e4f983b68ef5 |
children | f9cc701a6be0 |
rev | line source |
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50 | 1 from pygame.sprite import Sprite |
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2 from pygame import Rect |
50 | 3 |
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4 from mamba.data import load_tile_image |
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5 from mamba.constants import TILE_SIZE, UP, DOWN, LEFT, RIGHT |
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6 from mamba import mutators |
50 | 7 |
8 | |
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9 COLOURS = { |
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10 'red': mutators.RED, |
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11 'blue': mutators.BLUE, |
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12 'yellow': mutators.YELLOW, |
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13 } |
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14 |
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15 |
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16 def colour_with_fittings(image_name, tileset, colour): |
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17 fittings_mutator = mutators.Overlay("%s-fittings" % (image_name,), tileset) |
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18 return image_name, (COLOURS[colour], fittings_mutator) |
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19 |
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20 |
50 | 21 def tile_sizify(pos): |
22 ts_x, ts_y = TILE_SIZE | |
23 p_x, p_y = pos | |
24 return (ts_x * p_x, ts_y * p_y) | |
25 | |
26 | |
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27 def find_sprite(class_name): |
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28 cls = globals()[class_name] |
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29 assert isinstance(cls, type) and issubclass(cls, Sprite) |
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30 return cls |
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31 |
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32 |
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33 class SpriteImageVariants(object): |
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34 VARIANTS = { |
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35 '....': ('-0', ()), |
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36 |
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37 'X...': ('-1', (mutators.R90,)), |
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38 '.X..': ('-1', (mutators.R270,)), |
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39 '..X.': ('-1', (mutators.NULL,)), |
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40 '...X': ('-1', (mutators.R180,)), |
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41 |
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42 'XX..': ('-2o', (mutators.NULL,)), |
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43 '..XX': ('-2o', (mutators.R90,)), |
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44 |
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45 'X.X.': ('-2a', (mutators.R180,)), |
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46 'X..X': ('-2a', (mutators.R270,)), |
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47 '.XX.': ('-2a', (mutators.R90,)), |
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48 '.X.X': ('-2a', (mutators.NULL,)), |
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49 |
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50 '.XXX': ('-3', (mutators.R90,)), |
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51 'X.XX': ('-3', (mutators.R270,)), |
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52 'XX.X': ('-3', (mutators.NULL,)), |
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53 'XXX.': ('-3', (mutators.R180,)), |
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54 |
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55 'XXXX': ('', ()), |
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56 } |
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57 |
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58 def __init__(self, base_image_name): |
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59 self.base_image_name = base_image_name |
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60 |
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61 def __call__(self, top, bottom, left, right): |
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62 variant_str = ''.join('X' if d else '.' |
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63 for d in [top, bottom, left, right]) |
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64 variant_suffix, mutators = self.VARIANTS[variant_str] |
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65 return (self.base_image_name + variant_suffix, mutators) |
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66 |
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67 |
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68 class SolidSpriteImageVariants(SpriteImageVariants): |
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69 VARIANTS = { |
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70 '....': ('-0', ()), |
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71 |
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72 'X...': ('-1', (mutators.R270,)), |
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73 '.X..': ('-1', (mutators.R90,)), |
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74 '..X.': ('-1', (mutators.NULL,)), |
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75 '...X': ('-1', (mutators.R180,)), |
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76 |
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77 'XX..': ('', ()), |
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78 '..XX': ('', ()), |
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79 |
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80 'X.X.': ('-2a', (mutators.R180,)), |
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81 'X..X': ('-2a', (mutators.R90,)), |
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82 '.XX.': ('-2a', (mutators.R270,)), |
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83 '.X.X': ('-2a', (mutators.NULL,)), |
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84 |
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85 '.XXX': ('', ()), |
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86 'X.XX': ('', ()), |
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87 'XX.X': ('', ()), |
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88 'XXX.': ('', ()), |
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89 |
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90 'XXXX': ('', ()), |
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91 } |
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92 |
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93 |
50 | 94 class BaseSprite(Sprite): |
95 tileset = 'common' | |
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96 variants_class = None |
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97 variants = None |
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98 name = None |
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99 alive = True |
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100 |
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101 def __init__(self, tileset=None, image_name=None, name=None, |
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102 mutators=()): |
98 | 103 super(BaseSprite, self).__init__() |
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104 if name is not None: |
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105 self.name = name |
98 | 106 if tileset is not None: |
107 self.tileset = tileset | |
108 if image_name is not None: | |
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109 self.image_name = image_name |
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110 self.image = self.load_image(image_name, mutators=mutators) |
56 | 111 |
98 | 112 def load_image(self, image_name, mutators=()): |
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113 return load_tile_image(image_name, self.tileset, mutators) |
50 | 114 |
115 def set_tile_pos(self, tile_pos): | |
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116 self.tile_pos = tile_pos |
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117 self.rect = Rect(tile_sizify(tile_pos), TILE_SIZE) |
50 | 118 |
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119 def get_variant(self, top, bottom, left, right): |
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120 if self.variants is None: |
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121 self.variants = self.variants_class(self.image_name) |
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122 return self.variants(top, bottom, left, right) |
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123 |
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124 def use_variant(self, *args): |
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125 if self.variants_class is not None: |
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126 self.image = self.load_image(*self.get_variant(*args)) |
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127 |
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128 |
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129 class TileSprite(BaseSprite): |
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130 def __init__(self, tile_char, solid=False, **kw): |
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131 super(TileSprite, self).__init__(**kw) |
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132 self.tile_char = tile_char |
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133 self.solid = solid |
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134 |
182
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135 def get_solid(self, snake, segment): |
144
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136 return self.solid |
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137 |
182
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138 def interact(self, snake, segment): |
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139 if self.get_solid(snake, segment): |
181
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140 snake.crash() |
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141 |
50 | 142 |
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143 class SingleImageTileSprite(TileSprite): |
121
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144 image_name = None # subclasses will override this |
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145 |
104 | 146 def __init__(self, **kw): |
147 kw.setdefault('image_name', self.image_name) | |
168
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148 kw.setdefault('name', self.name) |
104 | 149 super(SingleImageTileSprite, self).__init__(**kw) |
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150 |
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151 |
56 | 152 class DoorSprite(TileSprite): |
168
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153 name = 'door' |
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154 |
104 | 155 def __init__(self, colour, **kw): |
57 | 156 self.colour = colour |
104 | 157 super(DoorSprite, self).__init__(**kw) |
182
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158 self.image = self.load_image( |
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159 *colour_with_fittings("door", self.tileset, colour)) |
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160 |
182
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161 def get_solid(self, snake, segment): |
205
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162 return COLOURS[self.colour] != segment.colour |
144
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163 |
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164 |
207
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165 class DirectionalTile(SingleImageTileSprite): |
234 | 166 def __init__(self, direction=RIGHT, **kw): |
167 super(DirectionalTile, self).__init__(**kw) | |
168 self.set_direction(direction) | |
169 | |
199
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170 def set_direction(self, direction): |
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171 self.direction = direction |
199
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172 mutator = { |
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173 UP: mutators.UP, |
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174 DOWN: mutators.DOWN, |
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175 LEFT: mutators.LEFT, |
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176 RIGHT: mutators.RIGHT, |
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177 }[direction] |
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178 self.image = self.load_image(self.image_name, (mutator,)) |
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179 |
207
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180 def get_solid(self, snake, segment): |
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181 dx, dy = self.direction |
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182 sx, sy = segment.orientation |
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183 if not (dx + sx or dy + sy): |
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184 print "Wrong direction, buster." |
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185 return True |
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186 return False |
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187 |
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188 |
234 | 189 class ArrowSprite(DirectionalTile): |
190 image_name = 'arrow-r' | |
191 name = 'arrow' | |
192 | |
193 | |
207
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194 class EntrySprite(DirectionalTile): |
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195 image_name = 'arrow-r' |
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196 name = 'entrance' |
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197 |
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198 |
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199 class ExitSprite(SingleImageTileSprite): |
164
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200 image_name = 'arrow-r' |
168
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201 name = 'exit' |
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202 |
213 | 203 def interact(self, snake, segment): |
204 snake.exit_level() | |
205 | |
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206 |
230
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207 class TunnelSprite(SingleImageTileSprite): |
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208 image_name = 'arrow-r' |
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209 name = 'tunnel entrance' |
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210 tileset = 'lab' |
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211 |
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212 def __init__(self, sprite_id, other_id, direction): |
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213 super(TunnelSprite, self).__init__(tile_char=None) |
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214 self.sprite_id = sprite_id |
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215 self.other_id = other_id |
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216 self.direction = { |
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217 'north': UP, 'south': DOWN, |
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218 'east': LEFT, 'west': RIGHT, |
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219 }[direction] |
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220 |
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221 def interact(self, snake, segment): |
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222 print "Warping to other entrace", self.other_id |
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223 |
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224 |
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225 class PuddleSprite(SingleImageTileSprite): |
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226 image_name = 'puddle' |
168
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227 name = 'puddle' |
136
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228 variants_class = SolidSpriteImageVariants |
130
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229 |
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230 def __init__(self, variant=(0, 0, 0, 0), **kw): |
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231 super(PuddleSprite, self).__init__(**kw) |
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232 self.image = self.load_image(*self.get_variant(*variant)) |
162
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233 |
182
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234 def get_solid(self, snake, segment): |
181
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235 if snake.can_swim(): |
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236 return False |
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237 print "Drownded. :-(" |
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238 return True |
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239 |
183 | 240 def interact(self, snake, segment): |
241 segment.set_colour(segment.GREEN) | |
242 super(PuddleSprite, self).interact(snake, segment) | |
243 | |
162
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244 |
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245 class EdibleTile(SingleImageTileSprite): |
182
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246 def interact(self, snake, segment): |
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247 if not segment.is_head: |
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248 return |
218
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249 snake.head.mouth_open() |
182
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250 self.eat(snake) |
181
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251 self.alive = False |
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252 self.kill() |
162
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253 |
182
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254 def eat(self, snake): |
218
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255 pass |
182
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256 |
162
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257 |
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258 class BigMouse(EdibleTile): |
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259 image_name = "rat-big" |
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260 |
182
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261 def eat(self, snake): |
203
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262 snake.add_segment() |
162
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263 |
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264 |
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265 class SmallMouse(EdibleTile): |
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266 image_name = "rat-small" |
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267 |
182
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268 def eat(self, snake): |
202
498c1d659a94
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269 snake.remove_segment() |
162
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270 |
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271 |
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272 class Frog(EdibleTile): |
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273 image_name = "frog" |
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274 |
182
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Painted Jezebel! (Assuming you name your snake Jezebel.)
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275 def eat(self, snake): |
162
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276 print "Swimmery!" |
181
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Interact with the world.
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277 snake.mutate('amphibious') |
182
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278 |
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279 |
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280 class Painter(TileSprite): |
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281 def __init__(self, colour, **kw): |
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282 super(Painter, self).__init__(**kw) |
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parents:
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283 self.colour = colour |
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parents:
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284 self.image = self.load_image( |
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285 *colour_with_fittings("spray", self.tileset, colour)) |
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286 |
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287 def interact(self, snake, segment): |
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288 segment.set_colour(COLOURS[self.colour]) |