naja/widgets/player_bits.py

   1 """
   2 Widget that holds the player's bits.
   3 """
   4
   5 import pygame
   6
   7 from naja.constants import BIT_SIZE, BITS
   8 from naja.resources import resources
   9 from naja.resources.mutators import R90, R180, R270
  10 from naja.widgets.base import Widget
  11
  12
  13 class PlayerBitsWidget(Widget):
  14     """
  15     Widget which holds the player's bits.
  16     """
  17     def __init__(self, pos, state):
  18         super(PlayerBitsWidget, self).__init__(pos, BIT_SIZE)
  19         self.state = state
  20
  21     def prepare(self):
  22         self.surface = pygame.Surface(BIT_SIZE)
  23         bits = (
  24             (BITS.MSB, 'msb', ()),
  25             (BITS.YELLOW, 'yellow', ()),
  26             (BITS.MAGENTA, 'magenta', ()),
  27             (BITS.CYAN, 'cyan', ()),
  28             (BITS.WEST, 'arrow', (R90,)),
  29             (BITS.EAST, 'arrow', (R270,)),
  30             (BITS.SOUTH, 'arrow', (R180,)),
  31             (BITS.NORTH, 'arrow', ()),
  32         )
  33         for pos, (bit, image, transforms) in enumerate(bits):
  34             is_set = self.state.player.bits.check_bit(bit)
  35             img = resources.get_image(
  36                 'bits', '%s_%s.png' % (image, 'on' if is_set else 'off'),
  37                 transforms=transforms)
  38             self.surface.blit(img, (img.get_width() * pos, 0))
  39
  40     def draw(self, surface):
  41         surface.blit(self.surface, self.pos)