Mercurial > rinkhals
annotate gamelib/helpscreen.py @ 566:a8dde729000a
Add 'Save and Quit' option to quit dialog. Move game events from engine to constants to ease 'import engine' fun
| author | Neil Muller <drnlmuller@gmail.com> |
|---|---|
| date | Sat, 28 Nov 2009 19:30:06 +0000 |
| parents | c34d53edfa12 |
| children | 40eee9e1246c |
| rev | line source |
|---|---|
| 179 | 1 """Help screen.""" |
| 2 | |
| 3 from pgu import gui | |
| 4 import pygame | |
| 5 import constants | |
| 6 import imagecache | |
| 7 | |
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8 HELP = [ |
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9 """Welcome to %s |
| 179 | 10 |
| 11 Introduction: | |
| 12 | |
| 13 The aim of the game is to make as much money as possible from your chicken | |
| 14 farm. The problem is the foxes, which want to eat your chickens. Since hiring | |
| 15 guards is both too expensive and unreliable, the obvious solution is to help | |
| 16 the chickens defend themselves. | |
| 17 | |
| 471 | 18 You lose if you end a night with no chickens left. |
| 179 | 19 |
| 471 | 20 """ % constants.NAME, |
| 21 | |
| 22 """Important Game mechanics: | |
| 179 | 23 |
| 24 Chickens only lay eggs in henhouses, and must stay on the egg for 2 days to | |
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25 hatch a new chicken. Chickens that hatch in already full henhouses are |
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26 moved to just outside. If there is no space outside, they die immediately |
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27 from overcrowding. |
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28 |
| 471 | 29 Buildings require wood to construct. You can either trade money for wood, |
| 30 or, by equipping a chicken with an axes, and placing it near trees, your | |
| 31 chickens will chop down trees at the end of the day. | |
| 32 | |
| 33 Chickens that aren't in buildings will move around at the end of the day. | |
| 34 | |
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35 """ |
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36 ] |
| 179 | 37 |
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38 LEVEL_TEXT="""The currently selected level is %(name)s |
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39 |
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40 The goal is: |
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41 %(goal)s |
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42 """ |
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43 |
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44 def make_help_screen(level): |
| 179 | 45 """Create a main menu""" |
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46 help_screen = HelpScreen(level, width=600) |
| 179 | 47 |
| 48 c = HelpContainer(align=0, valign=0) | |
| 49 c.add(help_screen, 0, 0) | |
| 50 | |
| 51 return c | |
| 52 | |
| 53 class HelpContainer(gui.Container): | |
| 54 def paint(self, s): | |
| 55 pygame.display.set_caption('Instructions') | |
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56 splash = imagecache.load_image("images/splash.png", ["lighten_most"]) |
| 179 | 57 pygame.display.get_surface().blit(splash, (0, 0)) |
| 58 gui.Container.paint(self, s) | |
| 59 | |
| 60 class HelpScreen(gui.Document): | |
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61 def __init__(self, level, **params): |
| 179 | 62 gui.Document.__init__(self, **params) |
| 63 | |
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64 self.cur_page = 0 |
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65 |
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66 self.level = level |
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67 |
| 179 | 68 def done_pressed(): |
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69 pygame.event.post(constants.GO_MAIN_MENU) |
| 179 | 70 |
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71 def next_page(): |
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72 self.cur_page += 1 |
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73 if self.cur_page >= len(HELP): |
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74 self.cur_page = 0 |
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75 self.redraw() |
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76 |
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77 def prev_page(): |
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78 self.cur_page -= 1 |
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79 if self.cur_page < 0: |
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80 self.cur_page = len(HELP) - 1 |
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81 self.redraw() |
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82 |
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83 self.done_button = gui.Button("Return to Main Menu") |
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84 self.done_button.connect(gui.CLICK, done_pressed) |
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parents:
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85 |
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86 self.prev_button = gui.Button("Prev Page") |
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87 self.prev_button.connect(gui.CLICK, prev_page) |
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88 |
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89 self.next_button = gui.Button("Next Page") |
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90 self.next_button.connect(gui.CLICK, next_page) |
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91 |
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92 self.redraw() |
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93 |
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94 def redraw(self): |
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95 for widget in self.widgets[:]: |
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96 self.remove(widget) |
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97 self.layout._widgets = [] |
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98 self.layout.init() |
| 179 | 99 |
| 100 space = self.style.font.size(" ") | |
| 101 | |
| 471 | 102 if self.cur_page == 0: |
| 103 full_text = "Page %d / %d\n\n" % (self.cur_page + 1, len(HELP)) + \ | |
| 104 HELP[self.cur_page] + '\n\n' + LEVEL_TEXT % { | |
| 105 'name' : self.level.level_name, | |
| 106 'goal' : self.level.goal | |
| 107 } | |
| 108 else: | |
| 109 full_text = "Page %d / %d\n\n" % (self.cur_page + 1, len(HELP)) + \ | |
| 110 HELP[self.cur_page] | |
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111 |
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112 for paragraph in full_text.split('\n\n'): |
| 179 | 113 self.block(align=-1) |
| 114 for word in paragraph.split(): | |
| 115 self.add(gui.Label(word)) | |
| 116 self.space(space) | |
| 117 self.br(space[1]) | |
| 118 self.br(space[1]) | |
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119 self.add(self.prev_button, align=-1) |
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120 self.add(self.next_button, align=1) |
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121 self.add(self.done_button, align=0) |