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 Color, Rectangle
10 from kivy.utils import platform
11 from kivy.clock import Clock
12 from kivy.config import Config
14 from erdslangetjie.level import LevelList
15 from erdslangetjie.data import load_image, load_sound
16 from erdslangetjie.player import ThePlayer, Nemesis
19 if platform() != 'android':
20 Config.set('graphics', 'width', '1026')
21 Config.set('graphics', 'height', '760')
24 class GameWindow(RelativeLayout):
26 def __init__(self, level_list, app):
27 self.level_list = level_list
28 self.level_obj = self.level_list.get_current_level()
29 self.level_obj.load_tiles()
34 cols, rows = self.level_obj.get_size()
36 super(GameWindow, self).__init__(
37 size=(cols * TILE_SIZE, rows * TILE_SIZE),
38 size_hint=(None, None))
40 self.x_scroll_margin = float(TILE_SIZE) / self.view.size[0]
41 self.y_scroll_margin = float(TILE_SIZE) / self.view.size[1]
43 self.mouse_move = False
45 self.caught = load_sound('sounds/caught.ogg')
47 self.player = ThePlayer()
48 self.nemesis = Nemesis(self.app.config)
49 if not self.level_obj.enter_pos:
50 raise RuntimeError('No entry point')
51 self.player_tile = None
52 self.nemesis_tile = None
53 self.timer_set = False
56 self.player.pos = self.level_obj.enter_pos
57 if platform() != 'android':
59 # We need to delay this import until after the window creation by
60 # the app, else our size config doesn't work
61 from kivy.core.window import Window
62 self.keyboard = Window.request_keyboard(self._closed, self)
63 self.keyboard.bind(on_key_down=self._on_key_down)
68 tiles = self.level_obj.get_tiles()
70 for tile_line in tiles:
72 for tile in tile_line:
73 self.draw_tile((bx, by), tile)
77 def draw_tile(self, pos, tile):
79 self.remove_widget(self.tiles[pos])
80 node = Widget(size=(TILE_SIZE, TILE_SIZE),
81 pos=pos, size_hint=(None, None))
85 Rectangle(pos=node.pos, size=node.size,
87 self.tiles[pos] = node
89 def draw_player(self):
91 self.remove_widget(self.player_tile)
92 sprite_pos = (self.player.pos[0] * TILE_SIZE,
93 self.player.pos[1] * TILE_SIZE)
94 self.player_tile = Widget(size=(TILE_SIZE, TILE_SIZE),
96 with self.player_tile.canvas:
98 Rectangle(pos=sprite_pos, size=self.player_tile.size,
99 texture=self.player.get_texture())
100 self.add_widget(self.player_tile)
101 for offset in [(TILE_SIZE - 1, TILE_SIZE - 1),
102 (-TILE_SIZE + 1, TILE_SIZE - 1),
103 (TILE_SIZE - 1, -TILE_SIZE + 1),
104 (-TILE_SIZE + 1, -TILE_SIZE + 1),
105 (0, 2 * TILE_SIZE - 2),
106 (-2 * TILE_SIZE + 2, 0),
107 (2 * TILE_SIZE - 2, 0),
108 (0, -2 * TILE_SIZE + 2),
110 # Aim is to ensure a 'neighbourhood' around the player
111 # is visible if possible
112 check_point = (sprite_pos[0] + offset[0] + TILE_SIZE / 2,
113 sprite_pos[1] + offset[1] + TILE_SIZE / 2)
114 true_point = self.to_parent(*check_point)
115 if check_point[0] < 0:
117 if check_point[1] < 0:
119 if check_point[0] >= self.size[0]:
121 if check_point[1] >= self.size[1]:
123 while not self.included(true_point, 0):
125 if true_point[0] >= self.view.size[0]:
126 self.view.scroll_x += self.x_scroll_margin
127 true_point = self.to_parent(*check_point)
128 elif true_point[0] < 0:
129 self.view.scroll_x -= self.x_scroll_margin
130 true_point = self.to_parent(*check_point)
131 elif true_point[1] >= self.view.size[1]:
132 self.view.scroll_y += self.y_scroll_margin
133 true_point = self.to_parent(*check_point)
134 elif true_point[1] < 0:
135 self.view.scroll_y -= self.y_scroll_margin
136 true_point = self.to_parent(*check_point)
138 def included(self, point, margin):
139 if point[0] < margin:
141 if point[0] >= self.view.size[0] - margin:
143 if point[1] < margin:
145 if point[1] >= self.view.size[1] - margin:
149 def draw_nemesis(self):
150 if not self.nemesis.on_board():
152 if self.nemesis_tile:
153 self.remove_widget(self.nemesis_tile)
154 sprite_pos = (self.nemesis.pos[0] * TILE_SIZE,
155 self.nemesis.pos[1] * TILE_SIZE)
156 self.nemesis_tile = Widget(size=(TILE_SIZE, TILE_SIZE),
158 with self.nemesis_tile.canvas:
160 Rectangle(pos=sprite_pos, size=self.nemesis_tile.size,
161 texture=self.nemesis.get_texture())
162 self.add_widget(self.nemesis_tile)
165 if platform() != 'android':
166 self.keyboard.unbind(on_key_down=self._on_key_down)
168 def _on_key_down(self, keyboard, keycode, text, modifiers):
170 letter = keycode[1].lower()
177 elif letter in RIGHT:
180 self.do_move(direction)
182 def do_move(self, direction):
183 if not self.level_obj:
185 # Do nothing on null moves
186 if not self.player.move(direction, self.level_obj):
189 self.do_nemesis_move()
191 def do_nemesis_move(self):
192 self.nemesis.move(self.level_obj, self.player.pos)
194 if self.move_counter > 4:
195 self.move_counter = 0
197 self.nemesis.move(self.level_obj, self.player.pos)
200 self.move_counter += 1
205 def timed_move(self, event):
206 if not self.level_obj:
208 self.do_nemesis_move()
210 def reset_timer(self):
211 self.timer_set = True
212 Clock.unschedule(self.timed_move)
213 Clock.schedule_once(self.timed_move, 3)
215 def check_caught(self):
216 return self.nemesis.pos == self.player.pos
218 def reset_level(self):
219 Clock.unschedule(self.timed_move)
220 self.timer_set = False
221 self.move_counter = 0
222 if self.nemesis_tile:
223 self.remove_widget(self.nemesis_tile)
224 self.nemesis.reset_pos()
226 def load_level(self):
228 self.level_obj.load_tiles()
229 self.player.pos = self.level_obj.enter_pos
230 self.remove_widget(self.player_tile)
231 self.view.scroll_x = 0
232 self.view.scroll_y = 0
239 def check_state(self):
240 if not self.level_obj:
242 if self.level_obj.at_exit(self.player.pos):
245 self.level_obj = self.level_list.advance_to_next_level()
246 if not self.load_level():
252 elif self.check_caught():
254 if self.app.config.getdefault('bane', 'sound', '0') != '0':
262 elif self.level_obj.is_button(self.player.pos):
263 self.level_obj.trigger_button(self.player.pos)
264 elif self.level_obj.is_button(self.nemesis.pos):
265 self.level_obj.trigger_button(self.nemesis.pos)
266 for map_pos, new_tile in self.level_obj.get_changed_tiles():
267 pos = (map_pos[0] * TILE_SIZE, map_pos[1] * TILE_SIZE)
268 self.draw_tile(pos, new_tile)
270 def _calc_mouse_pos(self, pos):
271 pos = self.to_local(*pos)
272 return (int(pos[0] / TILE_SIZE), int(pos[1] / TILE_SIZE))
274 def on_touch_down(self, touch):
275 pos = self._calc_mouse_pos(touch.pos)
276 if pos == self.player.pos:
277 self.mouse_move = True
278 self.mouse_start = pos
280 def on_touch_up(self, touch):
281 self.mouse_move = False
283 def on_touch_move(self, touch):
285 pos = self._calc_mouse_pos(touch.pos)
286 if (pos[0] - self.mouse_start[0] != 0) or (
287 pos[1] - self.mouse_start[1] != 0):
288 direction = (pos[0] - self.mouse_start[0],
289 pos[1] - self.mouse_start[1])
290 self.do_move(direction)
291 self.mouse_start = pos
294 class Screen(Widget):
299 def __init__(self, app):
300 super(Screen, self).__init__()
301 self.image = load_image(self.BACKGROUND)
304 Rectangle(pos=(0, 0), size=(1026, 760),
305 texture=self.image.texture)
307 self.stop_button = Label(
308 text='[ref=quit][color=ff0066]Quit[/color][/ref]',
312 pos=((1026 - 200) / 2 - 100, 100))
313 self.stop_button.bind(on_ref_press=self.app.stop_app)
314 self.start_button = Label(
315 text="[ref=start][color=00ff66]%s[/color][/ref]" % self.START,
317 markup=True, size=(200, 40),
318 pos=((1026 - 200) / 2 + 100, 100))
319 self.start_button.bind(on_ref_press=self.app.start_game)
320 self.add_widget(self.stop_button)
321 self.add_widget(self.start_button)
324 class IntroScreen(Screen):
326 BACKGROUND = 'screens/intro_screen.png'
327 START = 'Start the Game'
330 class WonScreen(Screen):
332 BACKGROUND = 'screens/won.png'
333 START = 'Play again?'
336 class LostScreen(Screen):
338 BACKGROUND = 'screens/lost.png'
344 title = "Bane's Befuddlement"
347 super(GameApp, self).__init__()
348 self.levels = LevelList()
351 def build_config(self, config):
352 config.setdefaults('bane', {
353 'start_level': 'levels/level1.txt',
357 def build_settings(self, settings):
360 "title": "Bane's Befuddlement"
364 "title": "Start Level",
365 "desc": "Level to start at",
367 "key": "start_level",
372 "desc": "Enable sound",
376 ]""" % '", "'.join(self.levels.get_level_names())
377 settings.add_json_panel("Bane's Befuddlement",
378 self.config, data=config_json)
381 root = ScrollView(size_hint=(None, None))
382 level_name = self.config.getdefault('bane', 'start_level', None)
384 self.levels.set_level_to(level_name)
388 from kivy.base import EventLoop
389 window = EventLoop.window
390 if platform() == 'android':
391 window.fullscreen = True
392 self.root.size = window.size
393 errors = self.levels.get_errors()
395 popup = Popup(title='Levels excluded',
396 content=Label(text='\n'.join(errors)),
401 def make_intro(self):
402 self.root.clear_widgets()
403 screen = IntroScreen(self)
404 self.root.add_widget(screen)
406 def stop_app(self, label, ref):
409 def start_game(self, label, ref):
411 self.game = GameWindow(self.levels, self)
413 self.root.clear_widgets()
414 self.root.add_widget(self.game)
415 # Ensure the player is visible
416 self.root.scroll_x = 0
417 self.root.scroll_y = 0
418 self.game.draw_player()
419 self.game.draw_nemesis()
421 def game_over(self, won):
423 screen = WonScreen(self)
426 screen = LostScreen(self)
429 self.root.clear_widgets()
430 self.root.add_widget(screen)
434 """ Erdslangetjie, a maze game of eluding nemesis