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
18 from naja.widgets.image_box import ImageBox
21 class MenuScene(Scene):
22 def __init__(self, state):
23 super(MenuScene, self).__init__(state)
25 background = ImageBox(
26 (0, 0), "screens/splash.png")
29 selector = SelectorWidget()
31 y_offset, y_diff = 270, 40
36 (x_offset, y_offset), 'Resume Game', colour=PALETTE.WHITE,
37 unselectable_colour=PALETTE.GREY)
38 resume.add_callback('click', self.scene_callback(GameScene))
39 resume.set_selectable_callback(lambda: state is not None)
44 (x_offset, y_offset), 'New Game', colour=PALETTE.WHITE)
45 new.add_callback('click', self.scene_callback(NewGameScene))
49 load = TextWidget((x_offset, y_offset), 'Load', colour=PALETTE.WHITE)
50 load.add_callback('click', self.scene_callback(LoadGameScene))
55 (x_offset, y_offset), 'Save', colour=PALETTE.WHITE,
56 unselectable_colour=PALETTE.GREY)
57 save.add_callback('click', self.scene_callback(SaveGameScene))
58 save.set_selectable_callback(lambda: state is not None)
63 (x_offset, y_offset), 'How To Play', colour=PALETTE.WHITE)
64 howto.add_callback('click', self.scene_callback(HowtoScene))
69 (x_offset, y_offset), 'Credits', colour=PALETTE.WHITE)
70 credits.add_callback('click', self.scene_callback(CreditsScene))
74 quit = TextWidget((x_offset, y_offset), 'Quit', colour=PALETTE.WHITE)
75 quit.add_callback('click', lambda event: QuitGameEvent.post())
80 def scene_callback(self, scene_class):
81 return lambda event: SceneChangeEvent.post(scene_class)
83 def handle_event(self, ev):
84 if ev.type == pgl.KEYDOWN and self.konami is not None:
85 if ev.key in KEYS.KONAMI:
86 self.konami.append(ev.key)
87 if self.konami == KONAMI_CODE:
88 options['cheat_enabled'] = True
89 print "Cheats enabled."
90 print " Try hitting some number keys."
92 elif self.konami != KONAMI_CODE[:len(self.konami)]:
94 return super(MenuScene, self).handle_event(ev)
96 def handle_scene_event(self, ev):
97 if ev.type == pgl.KEYDOWN:
98 if ev.key in KEYS.QUIT: