naja/scenes/menu.py

   1 """
   2 Main menu scene.
   3 """
   4
   5 import pygame.locals as pgl
   6
   7 from naja.scenes.scene import Scene
   8 from naja.widgets.text import TextWidget
   9 from naja.widgets.selector import SelectorWidget
  10 from naja.events import QuitGameEvent
  11 from naja.scenes.credits import CreditsScene
  12 from naja.scenes.game import GameScene
  13 from naja.events import SceneChangeEvent
  14
  15
  16 class MenuScene(Scene):
  17     def __init__(self, state):
  18         super(MenuScene, self).__init__(state)
  19         selector = SelectorWidget()
  20         self.add(selector)
  21         run_game = TextWidget((100, 100), 'Game', fontsize=32, colour='white')
  22         run_game.add_callback('click',
  23                               lambda event: SceneChangeEvent.post(GameScene))
  24         selector.add(run_game)
  25         credits = TextWidget((100, 200), 'Credits', fontsize=32, colour='white')
  26         credits.add_callback('click',
  27                              lambda event: SceneChangeEvent.post(CreditsScene))
  28         selector.add(credits)
  29         quit = TextWidget((100, 300), 'Quit', fontsize=32, colour='white')
  30         quit.add_callback('click', lambda event: QuitGameEvent.post())
  31         selector.add(quit)
  32
  33     def handle_scene_event(self, ev):
  34         if ev.type == pgl.KEYDOWN:
  35             if ev.key in (pgl.K_q, pgl.K_ESCAPE):
  36                 QuitGameEvent.post()
  37                 return