erdslangetjie/level.py

   1 # The level object
   2
   3 from data import load_image
   4
   5
   6 class Level(object):
   7
   8     def __init__(self):
   9         self.data = []
  10         self.exit_pos = []
  11         self.enter_pos = None
  12         self.tiles = []
  13
  14     def load(self, levelfile):
  15         """Load the level"""
  16         self.data = []
  17         # Because of how kivy's coordinate system works,
  18         # we reverse the lines so things match up between
  19         # the file and the display (top of file == top of display)
  20         for line in reversed(levelfile.readlines()):
  21             self.data.append(list(line.strip('\n')))
  22
  23     def load_tiles(self):
  24         """Load the list of tiles for the level"""
  25         self.tiles = []
  26         self.exit_pos = []
  27         self.enter_pos = None
  28         for j, line in enumerate(self.data):
  29             tile_line = []
  30             for i, c in enumerate(line):
  31                 if c == ' ':
  32                     tile_line.append(load_image('tiles/floor.bmp'))
  33                 elif c == '.':
  34                     tile_line.append(load_image('tiles/wall.bmp'))
  35                 elif c == 'E' or c == 'X':
  36                     if c == 'E':
  37                         if self.enter_pos:
  38                             raise RuntimeError('Multiple entry points')
  39                         self.enter_pos = (i, j)
  40                     else:
  41                         self.exit_pos.append((i, j))
  42                     tile_line.append(load_image('tiles/door.bmp'))
  43             self.tiles.append(tile_line)
  44
  45     def get_tiles(self):
  46         return self.tiles
  47
  48     def at_exit(self, pos):
  49         return pos in self.exit_pos
  50
  51     def blocked(self, pos):
  52         if pos[0] < 0:
  53             return True
  54         if pos[1] < 0:
  55             return True
  56         try:
  57             tile = self.data[pos[1]][pos[0]]
  58         except IndexError:
  59             return True
  60         if tile == '.':
  61             return True
  62         return False