naja/widgets/game_bits.py

   1 """
   2 Widget that holds the games's bits.
   3 """
   4
   5 import pygame
   6
   7 from naja.constants import BIT_SIZE
   8 from naja.resources import resources
   9 from naja.resources.mutators import EIGHT_BIT
  10 from naja.widgets.base import Widget
  11
  12
  13 class GameBitsWidget(Widget):
  14     """
  15     Widget which holds the game's bits.
  16     """
  17     def __init__(self, pos, state):
  18         super(GameBitsWidget, self).__init__(pos, BIT_SIZE)
  19         self.state = state
  20
  21     def prepare(self):
  22         self.surface = pygame.Surface(BIT_SIZE)
  23
  24         health = self.state.gameboard.health
  25         max_health = self.state.gameboard.max_health
  26         wins = self.state.gameboard.wins
  27         wins_required = self.state.gameboard.wins_required
  28
  29         bits = []
  30         bits.extend((i < health, 'health') for i in range(max_health))
  31         bits.extend((i < wins, 'win') for i in range(wins_required))
  32
  33         for pos, (is_set, image) in enumerate(bits):
  34             img = resources.get_image(
  35                 'bits', '%s_%s.png' % (image, 'on' if is_set else 'off'),
  36                 transforms=(EIGHT_BIT,))
  37             self.surface.blit(img, (img.get_width() * pos, 0))
  38
  39     def draw(self, surface):
  40         surface.blit(self.surface, self.pos)