Mercurial > mamba
annotate mamba/sprites.py @ 136:00ada2e29798
Somewhat better (but still hideous) image variant support.
author | Jeremy Thurgood <firxen@gmail.com> |
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date | Sun, 11 Sep 2011 23:56:59 +0200 |
parents | e0b4bfc51336 |
children | b292370c4548 |
rev | line source |
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50 | 1 from pygame.sprite import Sprite |
2 | |
3 from mamba.data import load_image | |
4 from mamba.constants import TILE_SIZE | |
130
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5 from mamba import mutators |
50 | 6 |
7 | |
8 def tile_sizify(pos): | |
9 ts_x, ts_y = TILE_SIZE | |
10 p_x, p_y = pos | |
11 return (ts_x * p_x, ts_y * p_y) | |
12 | |
13 | |
136
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14 class SpriteImageVariants(object): |
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15 VARIANTS = { |
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16 '....': ('-0', ()), |
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17 |
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18 'X...': ('-1', (mutators.R90,)), |
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19 '.X..': ('-1', (mutators.R270,)), |
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20 '..X.': ('-1', (mutators.NULL,)), |
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21 '...X': ('-1', (mutators.R180,)), |
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22 |
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23 'XX..': ('-2o', (mutators.NULL,)), |
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24 '..XX': ('-2o', (mutators.R90,)), |
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25 |
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26 'X.X.': ('-2a', (mutators.R180,)), |
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27 'X..X': ('-2a', (mutators.R270,)), |
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28 '.XX.': ('-2a', (mutators.R90,)), |
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29 '.X.X': ('-2a', (mutators.NULL,)), |
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30 |
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31 '.XXX': ('-3', (mutators.R90,)), |
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32 'X.XX': ('-3', (mutators.R270,)), |
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33 'XX.X': ('-3', (mutators.NULL,)), |
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34 'XXX.': ('-3', (mutators.R180,)), |
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35 |
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36 'XXXX': ('', ()), |
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37 } |
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38 |
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39 def __init__(self, base_image_name): |
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40 self.base_image_name = base_image_name |
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41 |
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42 def __call__(self, top, bottom, left, right): |
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43 variant_str = ''.join('X' if d else '.' |
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44 for d in [top, bottom, left, right]) |
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45 variant_suffix, mutators = self.VARIANTS[variant_str] |
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46 return (self.base_image_name + variant_suffix, mutators) |
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47 |
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48 |
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49 class SolidSpriteImageVariants(SpriteImageVariants): |
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50 VARIANTS = { |
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51 '....': ('-0', ()), |
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52 |
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53 'X...': ('-1', (mutators.R90,)), |
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54 '.X..': ('-1', (mutators.R270,)), |
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55 '..X.': ('-1', (mutators.NULL,)), |
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56 '...X': ('-1', (mutators.R180,)), |
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57 |
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58 'XX..': ('', ()), |
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59 '..XX': ('', ()), |
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60 |
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61 'X.X.': ('-2a', (mutators.R180,)), |
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62 'X..X': ('-2a', (mutators.R270,)), |
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63 '.XX.': ('-2a', (mutators.R90,)), |
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64 '.X.X': ('-2a', (mutators.NULL,)), |
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65 |
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66 '.XXX': ('', ()), |
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67 'X.XX': ('', ()), |
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68 'XX.X': ('', ()), |
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69 'XXX.': ('', ()), |
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70 |
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71 'XXXX': ('', ()), |
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72 } |
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73 |
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74 |
50 | 75 class BaseSprite(Sprite): |
76 tileset = 'common' | |
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77 variants_class = None |
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78 variants = None |
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79 |
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80 def __init__(self, tile_char=None, tileset=None, image_name=None, |
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81 mutators=()): |
98 | 82 super(BaseSprite, self).__init__() |
105
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83 self.tile_char = tile_char |
98 | 84 if tileset is not None: |
85 self.tileset = tileset | |
86 if image_name is not None: | |
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87 self.image = self.load_image(image_name, mutators=mutators) |
56 | 88 |
98 | 89 def load_image(self, image_name, mutators=()): |
90 return load_image('tiles/%s/%s.png' % (self.tileset, image_name), | |
91 mutators) | |
50 | 92 |
93 def set_tile_pos(self, tile_pos): | |
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94 self.tile_pos = tile_pos |
50 | 95 self.rect = self.image.get_rect().move(tile_sizify(tile_pos)) |
96 | |
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97 def get_variant(self, top, bottom, left, right): |
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98 if (self.variants_class is not None) and (self.variants is None): |
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99 self.variants = self.variants_class(self.image_name) |
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100 return self.variants(top, bottom, left, right) |
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101 |
50 | 102 |
103 class TileSprite(BaseSprite): | |
104 | 104 def __init__(self, tileset, **kw): |
105 kw['tileset'] = tileset | |
106 super(TileSprite, self).__init__(**kw) | |
50 | 107 |
108 | |
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109 class SingleImageTileSprite(TileSprite): |
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110 |
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111 image_name = None # subclasses will override this |
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112 |
104 | 113 def __init__(self, **kw): |
114 kw.setdefault('image_name', self.image_name) | |
115 super(SingleImageTileSprite, self).__init__(**kw) | |
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116 |
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117 |
56 | 118 class DoorSprite(TileSprite): |
104 | 119 def __init__(self, colour, **kw): |
57 | 120 self.colour = colour |
56 | 121 image_name = 'door_%s' % (colour,) |
104 | 122 kw.setdefault('image_name', image_name) |
123 super(DoorSprite, self).__init__(**kw) | |
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124 |
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125 |
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126 class EntrySprite(SingleImageTileSprite): |
104 | 127 image_name = 'entrance-1' |
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128 |
104 | 129 def __init__(self, direction, **kw): |
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130 self.direction = direction |
104 | 131 super(EntrySprite, self).__init__(**kw) |
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132 |
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133 |
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134 class ExitSprite(SingleImageTileSprite): |
104 | 135 image_name = 'exit-1' |
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136 |
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137 |
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138 class PuddleSprite(SingleImageTileSprite): |
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139 image_name = 'puddle' |
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140 variants_class = SolidSpriteImageVariants |
130
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141 |
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142 def __init__(self, variant=(0, 0, 0, 0), **kw): |
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143 super(PuddleSprite, self).__init__(**kw) |
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144 self.image = self.load_image(*self.get_variant(*variant)) |