naja/scenes/introduction.py

   1 """
   2 Load and save scenes.
   3 """
   4
   5 import pygame.locals as pgl
   6 import pygame
   7
   8 from naja.constants import KEYS, SCREEN
   9 from naja.events import SceneChangeEvent, LoadGameEvent
  10 from naja.gamestate import GameState
  11 from naja.scenes.scene import Scene
  12 from naja.scenes.howto import HowtoScene
  13 from naja.widgets.image_box import ImageBox
  14 from naja.widgets.selector import SelectorWidget
  15 from naja.widgets.text import TextWidget
  16 from naja.widgets.text import TextBoxWidget
  17 from naja.resources import resources
  18 from naja.scenes.dummygame import DummyGameScene
  19 from naja.widgets.image_box import PreRenderedImageBox
  20
  21 class IntroductionScene(Scene):
  22     def __init__(self, state):
  23         super(IntroductionScene, self).__init__(state)
  24
  25         background = ImageBox(
  26             (0, 0), "screens/splash.png")
  27         self.add(background)
  28
  29         selector = SelectorWidget()
  30         self.add(selector)
  31
  32         y_offset, y_diff = 270, 40
  33         x_offset = 400
  34
  35         y_offset += y_diff
  36         title = TextWidget(
  37             (x_offset, y_offset), 'Getting started', colour='white',
  38             centre=True)
  39         self.add(title)
  40
  41         y_offset += y_diff
  42         howto = TextWidget(
  43             (x_offset, y_offset), 'How to play', colour='white', centre=True)
  44         howto.add_callback('click', self.howto_scene)
  45         selector.add(howto)
  46
  47         y_offset += y_diff
  48         intro = TextWidget(
  49             (x_offset, y_offset), 'Introductory Level', colour='white',
  50             centre=True)
  51         intro.add_callback('click', self.introduction_level)
  52         selector.add(intro)
  53
  54         y_offset += 2*y_diff
  55         back = TextWidget(
  56             (x_offset, y_offset), 'Press ESC to return to the main menu.',
  57             colour='white', centre=True)
  58         self.add(back)
  59
  60     def howto_scene(self, event):
  61         SceneChangeEvent.post(HowtoScene)
  62
  63     def introduction_level(self, event):
  64         from naja.scenes.game import GameScene
  65         LoadGameEvent.post(state=GameState.new(deck='introduction'))
  66         SceneChangeEvent.post(GameScene)
  67
  68     def introduction_to_screen_1(self, event):
  69         self.container.widgets = []
  70         state = resources.get_json('tutorial/tutorial_screen_1.json')
  71         dummy_game = DummyGameScene(state)
  72         game_surface = pygame.surface.Surface(SCREEN)
  73         dummy_game.render(game_surface)
  74         self.add(PreRenderedImageBox((0, 0), game_surface))
  75
  76         self.add(TextBoxWidget(
  77             (10, 50), '\n'.join([
  78                 "You are a robot, frantically trying to set the correct "
  79                 "bits to gain points for reasons that are unlikely ever "
  80                 "to become clear.",
  81             ]), fontsize=32,
  82             colour='white', padding=1, border=1,
  83             bg_colour='black', border_colour='black',
  84             box_width=740, view_port=(780, 540)))
  85
  86
  87     def handle_scene_event(self, ev):
  88         if ev.type == pgl.KEYDOWN and ev.key in KEYS.QUIT:
  89             from naja.scenes.menu import MenuScene
  90             SceneChangeEvent.post(MenuScene)
  91             return