Mercurial > rinkhals
annotate gamelib/misc.py @ 422:ab4fc3fe0f96
chickens scatter; chop wood
author | Adrianna Pińska <adrianna.pinska@gmail.com> |
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date | Sat, 21 Nov 2009 15:35:23 +0000 |
parents | 2d0ff46118e2 |
children | e89a1afe4e84 |
rev | line source |
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69
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Move spawing code from engine to gameboard - seems more natural.
Neil Muller <drnlmuller@gmail.com>
parents:
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1 # Holder for misc useful classes |
18db99fda6bd
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2 |
241
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parents:
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3 import random |
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4 |
336 | 5 from pygame.locals import KEYDOWN, K_ESCAPE |
6 from pgu import gui | |
7 | |
69
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parents:
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8 class Position(object): |
100 | 9 """2D position / vector""" |
69
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parents:
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10 |
395
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Basic support for z coordinate
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11 def __init__(self, x, y, z=0): |
100 | 12 self.x = x |
13 self.y = y | |
395
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14 self.z = z |
69
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Move spawing code from engine to gameboard - seems more natural.
Neil Muller <drnlmuller@gmail.com>
parents:
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15 |
395
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16 def to_tile_tuple(self): |
100 | 17 return self.x, self.y |
69
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parents:
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changeset
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18 |
100 | 19 def dist(self, b): |
20 """Gives the distance to another position""" | |
69
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Move spawing code from engine to gameboard - seems more natural.
Neil Muller <drnlmuller@gmail.com>
parents:
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changeset
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21 |
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22 return max(abs(self.x - b.x), abs(self.y - b.y), abs(self.z - b.z)) |
69
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Move spawing code from engine to gameboard - seems more natural.
Neil Muller <drnlmuller@gmail.com>
parents:
diff
changeset
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23 |
100 | 24 def __sub__(self, b): |
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25 return Position(self.x - b.x, self.y - b.y, self.z - b.z) |
69
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Move spawing code from engine to gameboard - seems more natural.
Neil Muller <drnlmuller@gmail.com>
parents:
diff
changeset
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26 |
100 | 27 def __add__(self, b): |
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28 return Position(self.x + b.x, self.y + b.y, self.z + b.z) |
69
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Move spawing code from engine to gameboard - seems more natural.
Neil Muller <drnlmuller@gmail.com>
parents:
diff
changeset
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29 |
100 | 30 def left_of(self, b): |
31 return self.x < b.x | |
69
18db99fda6bd
Move spawing code from engine to gameboard - seems more natural.
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parents:
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changeset
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32 |
100 | 33 def right_of(self, b): |
34 return self.x > b.x | |
69
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Neil Muller <drnlmuller@gmail.com>
parents:
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changeset
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35 |
100 | 36 def __eq__(self, b): |
395
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37 return self.x == b.x and self.y == b.y and self.z == b.z |
241
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Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
diff
changeset
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38 |
1a7000c8211c
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Jeremy Thurgood <firxen@gmail.com>
parents:
107
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39 class WeightedSelection(object): |
1a7000c8211c
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Jeremy Thurgood <firxen@gmail.com>
parents:
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40 def __init__(self, weightings=None): |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
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41 self.weightings = [] |
1a7000c8211c
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Jeremy Thurgood <firxen@gmail.com>
parents:
107
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42 self.total = 0 |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
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changeset
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43 if weightings: |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
diff
changeset
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44 for item, weight in weightings: |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
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45 self.weightings.append((item, weight)) |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
diff
changeset
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46 self.total += weight |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
diff
changeset
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47 |
1a7000c8211c
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Jeremy Thurgood <firxen@gmail.com>
parents:
107
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48 def choose(self): |
1a7000c8211c
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Jeremy Thurgood <firxen@gmail.com>
parents:
107
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49 roll = random.uniform(0, self.total) |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
diff
changeset
|
50 for item, weight in self.weightings: |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
diff
changeset
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51 if roll < weight: |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
diff
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52 return item |
1a7000c8211c
Demolition foxes, including better fox selection.
Jeremy Thurgood <firxen@gmail.com>
parents:
107
diff
changeset
|
53 roll -= weight |
336 | 54 |
55 class CheckDialog(gui.Dialog): | |
56 def __init__(self, **params): | |
347
35f09e0ccd16
Make 'Esc' cancel the 'Are You Sure?' dialog. Fix dialog title
Neil Muller <drnlmuller@gmail.com>
parents:
336
diff
changeset
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57 title = gui.Label('Are You Sure?') |
336 | 58 self.do_quit = False |
59 self.running = True | |
60 tbl = gui.Table() | |
61 tbl.tr() | |
62 tbl.td(gui.Label("Do you REALLY want to exit this game?"), colspan=2) | |
63 tbl.tr() | |
64 tbl.td(gui.Spacer(0, 15), colspan=2) | |
65 tbl.tr() | |
66 yes_button = gui.Button('Yes') | |
67 yes_button.connect(gui.CLICK, self.clicked, True) | |
68 no_button = gui.Button('No') | |
69 no_button.connect(gui.CLICK, self.clicked, False) | |
70 tbl.td(no_button, align=-1) | |
71 tbl.td(yes_button, align=1) | |
72 gui.Dialog.__init__(self, title, tbl, **params) | |
73 | |
74 def clicked(self, val): | |
75 self.do_quit = val | |
76 self.running = False | |
77 self.close() | |
78 | |
79 def event(self, e): | |
80 if e.type == KEYDOWN and e.key == K_ESCAPE: | |
347
35f09e0ccd16
Make 'Esc' cancel the 'Are You Sure?' dialog. Fix dialog title
Neil Muller <drnlmuller@gmail.com>
parents:
336
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81 self.clicked(False) |
336 | 82 return True |
83 return gui.Dialog.event(self, e) | |
84 | |
85 def check_exit(): | |
86 dialog = CheckDialog() | |
87 dialog.open() | |
88 return dialog | |
89 | |
90 |