5 import pygame.locals as pgl
7 from naja.constants import KEYS, PALETTE, KONAMI_CODE
8 from naja.events import SceneChangeEvent, QuitGameEvent
9 from naja.options import options
10 from naja.scenes.scene import Scene
11 from naja.scenes.credits import CreditsScene
12 from naja.scenes.game import GameScene
13 from naja.scenes.howto import HowtoScene
14 from naja.scenes.load_save import LoadGameScene, SaveGameScene
15 from naja.scenes.new_game import NewGameScene
16 from naja.widgets.selector import SelectorWidget
17 from naja.widgets.text import TextWidget
20 class MenuScene(Scene):
21 def __init__(self, state):
22 super(MenuScene, self).__init__(state)
23 selector = SelectorWidget()
29 (100, y_offset), 'Resume Game', colour=PALETTE.WHITE,
30 unselectable_colour=PALETTE.GREY)
31 resume.add_callback('click', self.scene_callback(GameScene))
32 resume.set_selectable_callback(lambda: state is not None)
36 new = TextWidget((100, y_offset), 'New Game', colour=PALETTE.WHITE)
37 new.add_callback('click', self.scene_callback(NewGameScene))
41 load = TextWidget((100, y_offset), 'Load', colour=PALETTE.WHITE)
42 load.add_callback('click', self.scene_callback(LoadGameScene))
47 (100, y_offset), 'Save', colour=PALETTE.WHITE,
48 unselectable_colour=PALETTE.GREY)
49 save.add_callback('click', self.scene_callback(SaveGameScene))
50 save.set_selectable_callback(lambda: state is not None)
55 (100, y_offset), 'How To Play', colour=PALETTE.WHITE)
56 howto.add_callback('click', self.scene_callback(HowtoScene))
60 credits = TextWidget((100, y_offset), 'Credits', colour=PALETTE.WHITE)
61 credits.add_callback('click', self.scene_callback(CreditsScene))
65 quit = TextWidget((100, y_offset), 'Quit', colour=PALETTE.WHITE)
66 quit.add_callback('click', lambda event: QuitGameEvent.post())
71 def scene_callback(self, scene_class):
72 return lambda event: SceneChangeEvent.post(scene_class)
74 def handle_event(self, ev):
75 if ev.type == pgl.KEYDOWN and self.konami is not None:
76 if ev.key in KEYS.KONAMI:
77 self.konami.append(ev.key)
78 if self.konami == KONAMI_CODE:
79 options['cheat_enabled'] = True
80 print "Cheats enabled."
82 elif self.konami != KONAMI_CODE[:len(self.konami)]:
84 return super(MenuScene, self).handle_event(ev)
86 def handle_scene_event(self, ev):
87 if ev.type == pgl.KEYDOWN:
88 if ev.key in KEYS.QUIT: