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comparison mamba/snake.py @ 223:c3018764942a

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Move shift_head onto base segment so that head is less special (in preparation for snake disappearing down the exit).
author Simon Cross <hodgestar@gmail.com>
date Wed, 14 Sep 2011 22:29:57 +0200
parents 3a652f048f57
children af95fbc8ef5c
comparison
equal deleted inserted replaced
222:321f2eef40e3 223:c3018764942a
196 """Shift this segment a number of pixels.""" 196 """Shift this segment a number of pixels."""
197 dx, dy = self.orientation 197 dx, dy = self.orientation
198 dx, dy = distance * dx, distance * dy 198 dx, dy = distance * dx, distance * dy
199 self.rect = self.rect.move(dx, dy) 199 self.rect = self.rect.move(dx, dy)
200 200
201
202 class Head(Segment):
203 CLOSED = "snake-head"
204 OPEN = "snake-head-mouth-open-r"
205 EYE = mutators.Overlay("snake/snake-head-eye-r")
206 TONGUE = mutators.Overlay("snake/snake-head-tongue-r")
207
208 is_head = True
209
210 def __init__(self, tile_pos):
211 self._detail_mutators = (self.EYE,)
212 super(Head, self).__init__(self.CLOSED, tile_pos)
213
214 def mouth_open(self):
215 self.set_base_image(self.OPEN)
216 self.make_images()
217 self.update_image()
218
219 def mouth_close(self):
220 self.set_base_image(self.CLOSED)
221 self.make_images()
222 self.update_image()
223
224 def tongue_out(self):
225 self._detail_mutators = (self.EYE, self.TONGUE)
226 self.make_images()
227 self.update_image()
228
229 def tongue_in(self):
230 self._detail_mutators = (self.EYE,)
231 self.make_images()
232 self.update_image()
233
234 def shifted_tile(self):
235 if random.random() < 0.02:
236 self.mouth_open()
237 self.tongue_out()
238 else:
239 self.mouth_close()
240 self.tongue_in()
241
242 def shift_head(self, ds): 201 def shift_head(self, ds):
243 """Shift the head a number of pixels in the direction of it 202 """Shift the head a number of pixels in the direction of it
244 orientation. 203 orientation.
245 """ 204 """
246 dx, dy = self.orientation 205 dx, dy = self.orientation
272 ds = self.rect.top - newdy 231 ds = self.rect.top - newdy
273 return True, ds 232 return True, ds
274 return False, ds 233 return False, ds
275 234
276 235
236 class Head(Segment):
237 CLOSED = "snake-head"
238 OPEN = "snake-head-mouth-open-r"
239 EYE = mutators.Overlay("snake/snake-head-eye-r")
240 TONGUE = mutators.Overlay("snake/snake-head-tongue-r")
241
242 is_head = True
243
244 def __init__(self, tile_pos):
245 self._detail_mutators = (self.EYE,)
246 super(Head, self).__init__(self.CLOSED, tile_pos)
247
248 def mouth_open(self):
249 self.set_base_image(self.OPEN)
250 self.make_images()
251 self.update_image()
252
253 def mouth_close(self):
254 self.set_base_image(self.CLOSED)
255 self.make_images()
256 self.update_image()
257
258 def tongue_out(self):
259 self._detail_mutators = (self.EYE, self.TONGUE)
260 self.make_images()
261 self.update_image()
262
263 def tongue_in(self):
264 self._detail_mutators = (self.EYE,)
265 self.make_images()
266 self.update_image()
267
268 def shifted_tile(self):
269 if random.random() < 0.02:
270 self.mouth_open()
271 self.tongue_out()
272 else:
273 self.mouth_close()
274 self.tongue_in()
275
276
277 class Body(Segment): 277 class Body(Segment):
278 def __init__(self, tile_pos): 278 def __init__(self, tile_pos):
279 super(Body, self).__init__("snake-body", tile_pos) 279 super(Body, self).__init__("snake-body", tile_pos)
280 280
281 281