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annotate skaapsteker/menuscene.py @ 632:0675f390653c

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Initial port to Python 3 and Pygame 2.
author Simon Cross <hodgestar@gmail.com>
date Fri, 20 Jan 2023 20:01:06 +0100
parents a5a57abd5472
children
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fe8652a060df Simple menu screen and TextChoice widget
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1 import pygame
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2 from pygame.locals import K_ESCAPE, K_q, K_UP, K_DOWN, K_RETURN, K_SPACE, KEYDOWN, QUIT
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4 from .data import load_image
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5 from .cutscene import OpeningCutScene, UsageCutScene, CreditsCutScene
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6 from .engine import ChangeScene, Scene
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7 from .levelscene import LevelScene
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8 from .widgets.text import Text, TextChoice
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10
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11 class MenuScene(Scene):
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12 def __init__(self, game_state, soundsystem):
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13 super(MenuScene, self).__init__(game_state, soundsystem)
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14 self._background = load_image('backgrounds/main-menu.png')
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15 self._cursor = load_image('sprites/main-menu-cursor.png')
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16 self._selected = 0
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17 self._options = ['restart', 'usage', 'credits', 'quit']
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18 self._can_resume = self.game_state.world is not None
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19 if self._can_resume:
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20 resume = load_image('sprites/main-menu-resume.png')
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21 self._background.blit(resume, (73, 180))
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22 self._options.insert(0, 'resume')
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23
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24 def selected(self, option, data):
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25 if data == 'resume':
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26 fox = self.game_state.world.fox
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27 ChangeScene.post((LevelScene, '.'.join([fox.level, fox.doorway])))
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28 elif data == 'restart':
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29 self.game_state.new_game()
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30 ChangeScene.post(OpeningCutScene(self.game_state, self._soundsystem))
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31 elif data == 'usage':
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32 ChangeScene.post(UsageCutScene(self.game_state, self._soundsystem))
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33 elif data == 'credits':
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34 ChangeScene.post(CreditsCutScene(self.game_state, self._soundsystem))
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35 elif data == 'quit':
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36 pygame.event.post(pygame.event.Event(QUIT))
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38 def draw(self, surface, engine):
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39 cursor_x = 35
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40 cursor_y = 232
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41 if self._can_resume:
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42 cursor_y -= 43
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43 cursor_y += 43 * self._selected
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44 surface.blit(self._background, (0, 0))
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45 surface.blit(self._cursor, (cursor_x, cursor_y))
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47 def dispatch(self, ev):
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48 if ev.type == KEYDOWN:
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49 if ev.key in (K_q, K_ESCAPE):
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50 pygame.event.post(pygame.event.Event(QUIT))
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51 elif ev.key == K_DOWN:
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52 self._selected += 1
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53 elif ev.key == K_UP:
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54 self._selected -= 1
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55 elif ev.key in [K_RETURN, K_SPACE]:
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56 self.selected(self._selected, self._options[self._selected])
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57
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58 self._selected %= 4 + int(self._can_resume)