1 from erdslangetjie.constants import TILE_SIZE, LEFT, RIGHT, UP, DOWN
3 from kivy.app import App
4 from kivy.uix.widget import Widget
5 from kivy.uix.relativelayout import RelativeLayout
6 from kivy.uix.scrollview import ScrollView
7 from kivy.uix.label import Label
8 from kivy.uix.popup import Popup
9 from kivy.graphics import Rectangle
10 from kivy.utils import platform
11 from kivy.clock import Clock
13 from erdslangetjie.level import LevelList
14 from erdslangetjie.data import load_image, load_sound
15 from erdslangetjie.player import ThePlayer, Nemesis
18 class GameWindow(RelativeLayout):
20 def __init__(self, level_list, app):
21 self.level_list = level_list
22 self.level_obj = self.level_list.get_current_level()
23 self.level_obj.load_tiles()
26 cols, rows = self.level_obj.get_size()
28 super(GameWindow, self).__init__(
29 size=(cols * TILE_SIZE, rows * TILE_SIZE),
30 size_hint=(None, None))
32 self.mouse_move = False
34 self.caught = load_sound('sounds/caught.ogg')
36 self.player = ThePlayer()
37 self.nemesis = Nemesis(self.app.config)
38 if not self.level_obj.enter_pos:
39 raise RuntimeError('No entry point')
40 self.player_tile = None
41 self.nemesis_tile = None
42 self.timer_set = False
45 self.player.pos = self.level_obj.enter_pos
47 self._key_bound = False
48 self._background = None
51 if platform() != 'android' and not self.keyboard:
53 # We need to delay this import until after the window creation by
54 # the app, else our size config doesn't work
55 from kivy.core.window import Window
56 self.keyboard = Window.request_keyboard(self._closed, self)
57 if self.keyboard and not self._key_bound:
58 # We remove this binding when we're the not top level widget,
60 self._key_bound = True
61 self.keyboard.bind(on_key_down=self._on_key_down)
63 self._background = Widget(size=self.size, pos=(0, 0))
64 tiles = self.level_obj.get_tiles()
66 with self._background.canvas:
67 for tile_line in tiles:
69 for tile in tile_line:
70 Rectangle(pos=(bx, by), size=(TILE_SIZE, TILE_SIZE),
74 self.add_widget(self._background)
76 def fix_scroll_margins(self):
77 # We need to call this after app.root is set
78 self.view = self.app.root
79 self.x_scroll_margin = float(TILE_SIZE) / self.view.size[0]
80 self.y_scroll_margin = float(TILE_SIZE) / self.view.size[1]
82 def draw_player(self):
84 self.remove_widget(self.player_tile)
85 sprite_pos = (self.player.pos[0] * TILE_SIZE,
86 self.player.pos[1] * TILE_SIZE)
87 self.player_tile = Widget(size=(TILE_SIZE, TILE_SIZE),
89 with self.player_tile.canvas:
90 Rectangle(pos=sprite_pos, size=self.player_tile.size,
91 texture=self.player.get_texture())
92 self.add_widget(self.player_tile)
93 for offset in [(TILE_SIZE - 1, TILE_SIZE - 1),
94 (-TILE_SIZE + 1, TILE_SIZE - 1),
95 (TILE_SIZE - 1, -TILE_SIZE + 1),
96 (-TILE_SIZE + 1, -TILE_SIZE + 1),
97 (0, 2 * TILE_SIZE - 2),
98 (-2 * TILE_SIZE + 2, 0),
99 (2 * TILE_SIZE - 2, 0),
100 (0, -2 * TILE_SIZE + 2),
102 # Aim is to ensure a 'neighbourhood' around the player
103 # is visible if possible
104 check_point = (sprite_pos[0] + offset[0] + TILE_SIZE / 2,
105 sprite_pos[1] + offset[1] + TILE_SIZE / 2)
106 true_point = self.to_parent(*check_point)
107 if check_point[0] < 0:
109 if check_point[1] < 0:
111 if check_point[0] >= self.size[0]:
113 if check_point[1] >= self.size[1]:
115 while not self.included(true_point, 0):
117 if true_point[0] >= self.view.size[0]:
118 self.view.scroll_x += self.x_scroll_margin
119 true_point = self.to_parent(*check_point)
120 # Avoid an infinite loop that can happen we
122 if self.view.scroll_x > 0.99:
124 elif true_point[0] < 0:
125 self.view.scroll_x -= self.x_scroll_margin
126 true_point = self.to_parent(*check_point)
128 if self.view.scroll_x < 0.01:
130 elif true_point[1] >= self.view.size[1]:
131 self.view.scroll_y += self.y_scroll_margin
132 true_point = self.to_parent(*check_point)
134 if self.view.scroll_y > 0.99:
136 elif true_point[1] < 0:
137 self.view.scroll_y -= self.y_scroll_margin
138 true_point = self.to_parent(*check_point)
140 if self.view.scroll_y < 0.01:
143 def included(self, point, margin):
144 if point[0] < margin:
146 if point[0] >= self.view.size[0] - margin:
148 if point[1] < margin:
150 if point[1] >= self.view.size[1] - margin:
154 def draw_nemesis(self):
155 if not self.nemesis.on_board():
157 if self.nemesis_tile:
158 self.remove_widget(self.nemesis_tile)
159 sprite_pos = (self.nemesis.pos[0] * TILE_SIZE,
160 self.nemesis.pos[1] * TILE_SIZE)
161 self.nemesis_tile = Widget(size=(TILE_SIZE, TILE_SIZE),
163 with self.nemesis_tile.canvas:
164 Rectangle(pos=sprite_pos, size=self.nemesis_tile.size,
165 texture=self.nemesis.get_texture())
166 self.add_widget(self.nemesis_tile)
170 self._key_bound = False
171 self.keyboard.unbind(on_key_down=self._on_key_down)
173 def _on_key_down(self, keyboard, keycode, text, modifiers):
175 letter = keycode[1].lower()
182 elif letter in RIGHT:
185 self.do_move(direction)
187 def do_move(self, direction):
188 if not self.level_obj:
190 # Do nothing on null moves
191 if not self.player.move(direction, self.level_obj):
193 if self.check_state():
195 self.do_nemesis_move()
197 def do_nemesis_move(self):
198 self.nemesis.move(self.level_obj, self.player.pos)
199 if self.check_state():
201 if self.move_counter > 4:
202 self.move_counter = 0
204 self.nemesis.move(self.level_obj, self.player.pos)
205 if self.check_state():
208 self.move_counter += 1
213 def timed_move(self, event):
214 if not self.level_obj:
216 self.do_nemesis_move()
218 def reset_timer(self):
219 self.timer_set = True
220 Clock.unschedule(self.timed_move)
221 Clock.schedule_once(self.timed_move, 3)
223 def check_caught(self):
224 return self.nemesis.pos == self.player.pos
227 Clock.unschedule(self.timed_move)
228 if self.nemesis_tile:
229 self.remove_widget(self.nemesis_tile)
230 self.nemesis.reset_pos()
232 def reset_level(self):
233 Clock.unschedule(self.timed_move)
234 self.timer_set = False
235 self.move_counter = 0
236 if self.nemesis_tile:
237 self.remove_widget(self.nemesis_tile)
238 self.nemesis.reset_pos()
240 def load_level(self):
242 self.level_obj.load_tiles()
243 self.player.pos = self.level_obj.enter_pos
245 self.remove_widget(self.player_tile)
246 self.view.scroll_x = 0
247 self.view.scroll_y = 0
255 self.level_obj = self.level_list.get_current_level()
257 def check_state(self):
258 if not self.level_obj:
260 if self.level_obj.at_exit(self.player.pos):
263 self.level_obj = self.level_list.advance_to_next_level()
264 if not self.load_level():
266 self.app.game_over(True)
268 elif self.check_caught():
270 if self.app.config.getdefault('bane', 'sound', '0') != '0':
274 self.app.game_over(False)
276 elif self.level_obj.is_button(self.player.pos):
277 self.level_obj.trigger_button(self.player.pos)
278 elif self.level_obj.is_button(self.nemesis.pos):
279 self.level_obj.trigger_button(self.nemesis.pos)
280 for map_pos, new_tile in self.level_obj.get_changed_tiles():
281 pos = (map_pos[0] * TILE_SIZE, map_pos[1] * TILE_SIZE)
282 with self._background.canvas:
283 Rectangle(pos=pos, size=(TILE_SIZE, TILE_SIZE),
284 texture=new_tile.texture)
287 def _calc_mouse_pos(self, pos):
288 pos = self.to_local(*pos)
289 return (int(pos[0] / TILE_SIZE), int(pos[1] / TILE_SIZE))
291 def _near_player(self, pos):
292 return (abs(pos[0] - self.player.pos[0]) < 2 and
293 abs(pos[1] - self.player.pos[1]) < 2)
295 def on_touch_down(self, touch):
296 pos = self._calc_mouse_pos(touch.pos)
297 if self._near_player(pos):
298 self.mouse_move = True
299 self.mouse_start = pos
302 def on_touch_up(self, touch):
303 self.mouse_move = False
305 def on_touch_move(self, touch):
307 pos = self._calc_mouse_pos(touch.pos)
308 if (pos[0] - self.mouse_start[0] != 0) or (
309 pos[1] - self.mouse_start[1] != 0):
310 direction = (pos[0] - self.mouse_start[0],
311 pos[1] - self.mouse_start[1])
312 self.do_move(direction)
313 self.mouse_start = pos
317 class Screen(Widget):
322 def __init__(self, app):
323 super(Screen, self).__init__()
324 self.image = load_image(self.BACKGROUND)
327 Rectangle(pos=(0, 0), size=(1026, 760),
328 texture=self.image.texture)
330 self.stop_button = Label(
331 text='[ref=quit][color=ff0066]Quit[/color][/ref]',
335 pos=((1026 - 200) / 2 - 100, 100))
336 self.stop_button.bind(on_ref_press=self.app.stop_app)
337 self.start_button = Label(
338 text="[ref=start][color=00ff66]%s[/color][/ref]" % self.START,
340 markup=True, size=(200, 40),
341 pos=((1026 - 200) / 2 + 100, 100))
342 self.start_button.bind(on_ref_press=self.app.start_game)
343 self.add_widget(self.stop_button)
344 self.add_widget(self.start_button)
347 class IntroScreen(Screen):
349 BACKGROUND = 'screens/intro_screen.png'
350 START = 'Start the Game'
353 class WonScreen(Screen):
355 BACKGROUND = 'screens/won.png'
356 START = 'Play again?'
359 class LostScreen(Screen):
361 BACKGROUND = 'screens/lost.png'
365 class MyScrollView(ScrollView):
367 def on_touch_down(self, touch):
368 for child in self.children:
369 if child.on_touch_down(touch):
371 return super(MyScrollView, self).on_touch_down(touch)
373 def on_touch_move(self, touch):
374 for child in self.children:
375 if child.on_touch_move(touch):
377 return super(MyScrollView, self).on_touch_move(touch)
379 def on_touch_up(self, touch):
380 for child in self.children:
381 if child.on_touch_up(touch):
383 return super(MyScrollView, self).on_touch_up(touch)
388 title = "Bane's Befuddlement"
391 super(GameApp, self).__init__()
392 self.levels = LevelList()
395 def build_config(self, config):
396 config.setdefaults('bane', {
397 'start_level': 'levels/level1.txt',
401 def build_settings(self, settings):
404 "title": "Bane's Befuddlement"
408 "title": "Start Level",
409 "desc": "Level to start at",
411 "key": "start_level",
416 "desc": "Enable sound",
420 ]""" % '", "'.join(self.levels.get_level_names())
421 settings.add_json_panel("Bane's Befuddlement",
422 self.config, data=config_json)
425 root = MyScrollView(size_hint=(None, None))
426 level_name = self.config.getdefault('bane', 'start_level', None)
428 self.levels.set_level_to(level_name)
429 self.game = GameWindow(self.levels, self)
433 from kivy.base import EventLoop
434 window = EventLoop.window
435 if platform() == 'android':
436 window.fullscreen = True
437 self.root.size = window.size
438 errors = self.levels.get_errors()
440 popup = Popup(title='Levels excluded',
441 content=Label(text='\n'.join(errors)),
446 def make_intro(self):
447 self.root.clear_widgets()
448 screen = IntroScreen(self)
449 self.root.add_widget(screen)
451 def stop_app(self, label, ref):
454 def start_game(self, label, ref):
456 self.root.clear_widgets()
457 self.root.add_widget(self.game)
458 self.game.fix_scroll_margins()
459 self.game.reset_level()
460 self.game.load_level()
461 # Ensure the player is visible
462 self.root.scroll_x = 0
463 self.root.scroll_y = 0
464 self.game.draw_player()
465 self.game.draw_nemesis()
467 def game_over(self, won):
469 screen = WonScreen(self)
471 self.game.do_reload()
473 screen = LostScreen(self)
474 self.game.stop_game()
475 self.root.clear_widgets()
476 self.root.add_widget(screen)