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annotate skaapsteker/sprites/base.py @ 186:72e92893ccb8

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Use layers for floor check
author Neil Muller <drnlmuller@gmail.com>
date Wed, 06 Apr 2011 20:49:47 +0200
parents 8774c170a232
children 9d08f99b5ddf
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1 """Basic sprite classes."""
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3 from pygame import Rect
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5 from skaapsteker.physics import Sprite
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6 from skaapsteker.constants import Layers
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7 from skaapsteker import data
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10 TILE_SIZE = (64, 64)
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12 # Collision Layers (values are ids not numbers)
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13 PC_LAYER = 0
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14 MONSTER_LAYER = 1
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17 class Monster(Sprite):
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19 image_file = None
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20 collision_layer = MONSTER_LAYER
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21 collides_with = set([PC_LAYER])
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23 debug_color = (240, 120, 120)
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25 block = True
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27 def __init__(self, pos, **opts):
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28 Sprite.__init__(self)
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29 self.image = data.load_image('sprites/' + self.image_file)
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30 self.starting_tile_pos = pos
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31 self.rect = self.image.get_rect(midbottom=(pos[0]*TILE_SIZE[0]+TILE_SIZE[0]/2, (pos[1]+1)*TILE_SIZE[1]))
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32 self.collide_rect = self.rect.move(0, 0)
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33 self.floor_rect = Rect(self.collide_rect.topleft, (self.collide_rect.width, 2))
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34 self._layer = Layers.PLAYER
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35 self.setup(**opts)
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38 def setup(self):
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39 pass
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42 class NPC(Sprite):
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43 pass
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46 class Projectile(Sprite):
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47 gravitates = False
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48
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50 class Item(Sprite):
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51 mobile = False
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52 gravitates = False
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54 image_file = None
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55 collision_layer = MONSTER_LAYER
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56 collides_with = set([PC_LAYER])
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57
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58 debug_color = (240, 0, 240)
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60 def __init__(self, pos, **opts):
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61 Sprite.__init__(self)
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62 self.image = data.load_image('sprites/' + self.image_file)
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63 self.starting_tile_pos = pos
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64 self.rect = self.image.get_rect(midbottom=(pos[0]*TILE_SIZE[0]+TILE_SIZE[0]/2, (pos[1]+1)*TILE_SIZE[1]))
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65 self.collide_rect = self.rect.move(0, 0)
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66 self._layer = Layers.PLAYER
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67 self.setup(**opts)
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70 def setup(self):
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71 pass
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74 class Geography(Sprite):
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75 mobile = False
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76 gravitates = False
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77 collides_with = set([PC_LAYER, MONSTER_LAYER])
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78 is_ground = True
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79 bounce_factor = (0.0, 0.0)
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81 def __init__(self, pos, image):
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82 Sprite.__init__(self)
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83 self.tile_pos = pos
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84 self.image = image
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85 self.collide_rect = self.image.get_bounding_rect(1)
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86 self.floor_rect = Rect(self.collide_rect.topleft, (self.collide_rect.width, 2))
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87 self.rect = self.image.get_rect()
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88 self.rect_offset = self.collide_rect.left - self.rect.left, self.rect.top - self.rect.top
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89 self.collide_rect.topleft = pos[0] * TILE_SIZE[0] + self.rect_offset[0], pos[1] * TILE_SIZE[1] + self.rect_offset[1]
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90 self.floor_rect.topleft = pos[0] * TILE_SIZE[0] + self.rect_offset[0], pos[1] * TILE_SIZE[1] + self.rect_offset[1]
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91 self.rect.topleft = pos[0] * TILE_SIZE[0], pos[1] * TILE_SIZE[1]
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93 def get_debug_color(self):
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94 if self.floor or self.block:
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95 return (240, 240, 0)
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96 return (0, 240, 0)
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99 def find_sprite(descr, mod_name=None):
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100 """Create a sprite object from a dictionary describing it."""
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101 descr = descr.copy()
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102 cls_name = descr.pop("type")
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103 if mod_name is None:
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104 mod_name, cls_name = cls_name.rsplit(".", 1)
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105 mod_name = ".".join(["skaapsteker.sprites", mod_name])
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106 mod = __import__(mod_name, fromlist=[cls_name])
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107 cls = getattr(mod, cls_name)
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108 return cls(**descr)
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