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annotate mamba/sprites.py @ 130:9bef49d6db86

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Ugly yucky half-done tile orientation magic.
author Jeremy Thurgood <firxen@gmail.com>
date Sun, 11 Sep 2011 22:19:59 +0200
parents f670ef33ae2e
children e0b4bfc51336
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1 from pygame.sprite import Sprite
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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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8 def tile_sizify(pos):
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9 ts_x, ts_y = TILE_SIZE
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10 p_x, p_y = pos
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11 return (ts_x * p_x, ts_y * p_y)
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14 class BaseSprite(Sprite):
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15 tileset = 'common'
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16
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17 variant_suffix_0 = ''
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18 variant_suffix_1 = ''
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19 variant_suffix_2o = ''
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20 variant_suffix_2a = ''
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21 variant_suffix_3 = ''
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22 variant_suffix_4 = ''
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23
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24 def __init__(self, tile_char=None, tileset=None, image_name=None,
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25 mutators=()):
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26 super(BaseSprite, self).__init__()
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27 self.tile_char = tile_char
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28 if tileset is not None:
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29 self.tileset = tileset
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30 if image_name is not None:
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31 self.image = self.load_image(image_name, mutators=mutators)
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33 def load_image(self, image_name, mutators=()):
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34 return load_image('tiles/%s/%s.png' % (self.tileset, image_name),
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35 mutators)
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36
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37 def set_tile_pos(self, tile_pos):
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38 self.tile_pos = tile_pos
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39 self.rect = self.image.get_rect().move(tile_sizify(tile_pos))
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41 def get_tile_variant_modifiers(self, image_name, top, bottom, left, right):
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42 variant_str = ''.join('X' if d else '.'
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43 for d in [top, bottom, left, right])
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44 variant_suffix, mutator = {
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45 '....': (self.variant_suffix_0, mutators.NULL),
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46 'X...': (self.variant_suffix_1, mutators.UP),
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47 '.X..': (self.variant_suffix_1, mutators.DOWN),
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48 '..X.': (self.variant_suffix_1, mutators.LEFT),
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49 '...X': (self.variant_suffix_1, mutators.RIGHT),
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50 'XX..': (self.variant_suffix_2o, mutators.VERT),
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51 '..XX': (self.variant_suffix_2o, mutators.HORIZ),
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52 'X.X.': (self.variant_suffix_2a, mutators.TL),
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53 'X..X': (self.variant_suffix_2a, mutators.TR),
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54 '.XX.': (self.variant_suffix_2a, mutators.BL),
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55 '.X.X': (self.variant_suffix_2a, mutators.BR),
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56 '.XXX': (self.variant_suffix_3, mutators.UP),
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57 'X.XX': (self.variant_suffix_3, mutators.DOWN),
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58 'XX.X': (self.variant_suffix_3, mutators.LEFT),
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59 'XXX.': (self.variant_suffix_3, mutators.RIGHT),
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60 'XXXX': (self.variant_suffix_4, mutators.NULL),
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61 }[variant_str]
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63 return (image_name + variant_suffix, (mutator,))
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66 class TileSprite(BaseSprite):
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67 def __init__(self, tileset, **kw):
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68 kw['tileset'] = tileset
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69 super(TileSprite, self).__init__(**kw)
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72 class SingleImageTileSprite(TileSprite):
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74 image_name = None # subclasses will override this
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75
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76 def __init__(self, **kw):
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77 kw.setdefault('image_name', self.image_name)
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78 super(SingleImageTileSprite, self).__init__(**kw)
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81 class DoorSprite(TileSprite):
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82 def __init__(self, colour, **kw):
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83 self.colour = colour
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84 image_name = 'door_%s' % (colour,)
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85 kw.setdefault('image_name', image_name)
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86 super(DoorSprite, self).__init__(**kw)
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89 class EntrySprite(SingleImageTileSprite):
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90 image_name = 'entrance-1'
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92 def __init__(self, direction, **kw):
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93 self.direction = direction
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94 super(EntrySprite, self).__init__(**kw)
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97 class ExitSprite(SingleImageTileSprite):
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98 image_name = 'exit-1'
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101 class PuddleSprite(SingleImageTileSprite):
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102 image_name = 'puddle'
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103
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104 variant_suffix_0 = '-island'
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105 variant_suffix_1 = '-r'
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106 variant_suffix_2a = '-tl'
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108 def __init__(self, variant=(0, 0, 0, 0), **kw):
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109 super(PuddleSprite, self).__init__(**kw)
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110 image_name, mutators = self.get_tile_variant_modifiers(self.image_name,
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111 *variant)
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112 self.image = self.load_image(image_name, mutators)