Mercurial > nagslang
annotate nagslang/screens/area.py @ 97:c177cdc41477
Add WASD controls, switch to "c" for form change.
| author | Jeremy Thurgood <firxen@gmail.com> |
|---|---|
| date | Mon, 02 Sep 2013 11:41:39 +0200 |
| parents | d6a49f0c1e6e |
| children | 96bdfadeb461 |
| rev | line source |
|---|---|
| 18 | 1 """Display a game area.""" |
| 2 | |
| 20 | 3 import pygame |
| 21 | 4 import pymunk |
| 5 import pymunk.pygame_util | |
| 20 | 6 |
|
65
a99ac95a2940
Move protagonist object to the right place.
Jeremy Thurgood <firxen@gmail.com>
parents:
64
diff
changeset
|
7 from nagslang.events import ScreenChange |
|
81
a1b4d09e6f23
Floor switch with horrible hackery.
davidsharpe@lantea.local
parents:
65
diff
changeset
|
8 from nagslang.game_object import FloorSwitch |
|
50
94d47bfcc7bb
Approximate levels and walls
Neil Muller <drnlmuller@gmail.com>
parents:
47
diff
changeset
|
9 from nagslang.level import Level |
|
65
a99ac95a2940
Move protagonist object to the right place.
Jeremy Thurgood <firxen@gmail.com>
parents:
64
diff
changeset
|
10 from nagslang.protagonist import Protagonist |
|
a99ac95a2940
Move protagonist object to the right place.
Jeremy Thurgood <firxen@gmail.com>
parents:
64
diff
changeset
|
11 from nagslang.screens.base import Screen |
| 18 | 12 |
| 83 | 13 |
| 34 | 14 class ControlKeys(object): |
| 15 def __init__(self): | |
| 16 self.keys_down = set() | |
| 17 | |
| 18 def key_down(self, key): | |
| 19 self.keys_down.add(key) | |
| 20 | |
| 21 def key_up(self, key): | |
| 22 self.keys_down.discard(key) | |
| 23 | |
| 24 def handle_event(self, ev): | |
| 25 if ev.type == pygame.locals.KEYDOWN: | |
| 26 self.key_down(ev.key) | |
| 27 elif ev.type == pygame.locals.KEYUP: | |
| 28 self.key_up(ev.key) | |
| 29 | |
| 30 | |
| 18 | 31 class AreaScreen(Screen): |
| 21 | 32 |
|
37
4140780c21bc
Give screens a name and a world.
Simon Cross <hodgestar@gmail.com>
parents:
35
diff
changeset
|
33 def setup(self): |
| 34 | 34 self.keys = ControlKeys() |
|
50
94d47bfcc7bb
Approximate levels and walls
Neil Muller <drnlmuller@gmail.com>
parents:
47
diff
changeset
|
35 self._level = Level(self.name) |
|
94d47bfcc7bb
Approximate levels and walls
Neil Muller <drnlmuller@gmail.com>
parents:
47
diff
changeset
|
36 self._level.load() |
|
37
4140780c21bc
Give screens a name and a world.
Simon Cross <hodgestar@gmail.com>
parents:
35
diff
changeset
|
37 self.add_walls() |
|
4140780c21bc
Give screens a name and a world.
Simon Cross <hodgestar@gmail.com>
parents:
35
diff
changeset
|
38 self.add_protagonist() |
| 21 | 39 |
|
37
4140780c21bc
Give screens a name and a world.
Simon Cross <hodgestar@gmail.com>
parents:
35
diff
changeset
|
40 def add_walls(self): |
| 21 | 41 self.walls = [] |
| 42 body = pymunk.Body() | |
|
84
ef8e799477e0
Point pymunk at a screen surface, not the display to make things saner
Neil Muller <drnlmuller@gmail.com>
parents:
83
diff
changeset
|
43 body.position = (0, 0) |
| 53 | 44 walls = self._level.get_walls() |
| 45 for wall in walls: | |
| 46 corners = wall | |
| 47 corner = corners[-1] | |
| 48 for next_corner in corners: | |
| 49 wall = pymunk.Segment(body, corner, next_corner, 5) | |
| 50 wall.elasticity = 1.0 | |
| 51 self.walls.append(wall) | |
| 52 corner = next_corner | |
| 21 | 53 self.space.add(*self.walls) |
| 54 | |
|
37
4140780c21bc
Give screens a name and a world.
Simon Cross <hodgestar@gmail.com>
parents:
35
diff
changeset
|
55 def add_protagonist(self): |
|
93
d6a49f0c1e6e
Rectangular human protagonist shape, refactored physicsers.
Jeremy Thurgood <firxen@gmail.com>
parents:
92
diff
changeset
|
56 self.protagonist = Protagonist(self.space, (350, 300)) |
|
d6a49f0c1e6e
Rectangular human protagonist shape, refactored physicsers.
Jeremy Thurgood <firxen@gmail.com>
parents:
92
diff
changeset
|
57 self.toy_switch = FloorSwitch(self.space, (300, 400)) |
| 21 | 58 |
| 18 | 59 def handle_event(self, ev): |
| 20 | 60 if ev.type == pygame.locals.KEYDOWN: |
| 61 if ev.key == pygame.locals.K_ESCAPE: | |
| 62 ScreenChange.post('menu') | |
|
97
c177cdc41477
Add WASD controls, switch to "c" for form change.
Jeremy Thurgood <firxen@gmail.com>
parents:
93
diff
changeset
|
63 if ev.key == pygame.locals.K_c: |
|
47
82036437ebf6
Better movement and swap between werewolf and human form with 'w' (hodgestar, decoy).
Simon Cross <hodgestar@gmail.com>
parents:
37
diff
changeset
|
64 self.protagonist.toggle_form() |
| 34 | 65 self.keys.handle_event(ev) |
| 18 | 66 |
| 87 | 67 def _calc_viewport(self, level_surface, display_surface): |
| 68 level_size = level_surface.get_size() | |
| 69 display_size = display_surface.get_size() | |
|
93
d6a49f0c1e6e
Rectangular human protagonist shape, refactored physicsers.
Jeremy Thurgood <firxen@gmail.com>
parents:
92
diff
changeset
|
70 protagnist_pos = self.protagonist.physicser.get_render_position( |
| 87 | 71 level_surface) |
| 72 x_wide = display_size[0] // 2 | |
| 73 y_wide = display_size[1] // 2 | |
| 74 if protagnist_pos[0] < x_wide: | |
| 75 x = 0 | |
| 76 elif protagnist_pos[0] > level_size[0] - x_wide: | |
| 77 x = level_size[0] - display_size[0] | |
| 78 else: | |
| 79 x = protagnist_pos[0] - x_wide | |
| 80 if protagnist_pos[1] < y_wide: | |
| 81 y = 0 | |
| 82 elif protagnist_pos[1] > level_size[1] - y_wide: | |
| 83 y = level_size[1] - display_size[1] | |
| 84 else: | |
| 85 y = protagnist_pos[1] - y_wide | |
| 86 return pygame.rect.Rect(x, y, display_size[0], display_size[1]) | |
| 87 | |
| 18 | 88 def render(self, surface): |
|
50
94d47bfcc7bb
Approximate levels and walls
Neil Muller <drnlmuller@gmail.com>
parents:
47
diff
changeset
|
89 #surface.fill(pygame.color.Color(0, 0, 0)) |
|
94d47bfcc7bb
Approximate levels and walls
Neil Muller <drnlmuller@gmail.com>
parents:
47
diff
changeset
|
90 background = self._level.get_background() |
|
84
ef8e799477e0
Point pymunk at a screen surface, not the display to make things saner
Neil Muller <drnlmuller@gmail.com>
parents:
83
diff
changeset
|
91 mysurface = background.copy() |
| 86 | 92 self.toy_switch.render(mysurface) |
|
84
ef8e799477e0
Point pymunk at a screen surface, not the display to make things saner
Neil Muller <drnlmuller@gmail.com>
parents:
83
diff
changeset
|
93 self.protagonist.render(mysurface) |
| 87 | 94 render_rect = self._calc_viewport(mysurface, surface) |
| 95 surface.blit(mysurface, (0, 0), render_rect) | |
| 34 | 96 |
| 97 def tick_protagonist(self): | |
| 98 dx, dy = 0, 0 | |
| 99 for key, tx, ty in [ | |
|
97
c177cdc41477
Add WASD controls, switch to "c" for form change.
Jeremy Thurgood <firxen@gmail.com>
parents:
93
diff
changeset
|
100 # Arrows |
|
c177cdc41477
Add WASD controls, switch to "c" for form change.
Jeremy Thurgood <firxen@gmail.com>
parents:
93
diff
changeset
|
101 (pygame.locals.K_UP, 0, 1), (pygame.locals.K_DOWN, 0, -1), |
|
c177cdc41477
Add WASD controls, switch to "c" for form change.
Jeremy Thurgood <firxen@gmail.com>
parents:
93
diff
changeset
|
102 (pygame.locals.K_LEFT, -1, 0), (pygame.locals.K_RIGHT, 1, 0), |
|
c177cdc41477
Add WASD controls, switch to "c" for form change.
Jeremy Thurgood <firxen@gmail.com>
parents:
93
diff
changeset
|
103 # WASD |
|
c177cdc41477
Add WASD controls, switch to "c" for form change.
Jeremy Thurgood <firxen@gmail.com>
parents:
93
diff
changeset
|
104 (pygame.locals.K_w, 0, 1), (pygame.locals.K_s, 0, -1), |
|
c177cdc41477
Add WASD controls, switch to "c" for form change.
Jeremy Thurgood <firxen@gmail.com>
parents:
93
diff
changeset
|
105 (pygame.locals.K_a, -1, 0), (pygame.locals.K_d, 1, 0), |
| 34 | 106 ]: |
| 107 if key in self.keys.keys_down: | |
| 108 dx += tx | |
| 109 dy += ty | |
|
47
82036437ebf6
Better movement and swap between werewolf and human form with 'w' (hodgestar, decoy).
Simon Cross <hodgestar@gmail.com>
parents:
37
diff
changeset
|
110 self.protagonist.set_direction(dx, dy) |
| 34 | 111 |
| 112 def tick(self, seconds): | |
| 113 self.tick_protagonist() | |
| 114 super(AreaScreen, self).tick(seconds) |