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 self.keyboard.unbind(on_key_down=self._on_key_down)
167 def _on_key_down(self, keyboard, keycode, text, modifiers):
169 letter = keycode[1].lower()
176 elif letter in RIGHT:
179 self.do_move(direction)
181 def do_move(self, direction):
182 if not self.level_obj:
184 # Do nothing on null moves
185 if not self.player.move(direction, self.level_obj):
188 self.do_nemesis_move()
190 def do_nemesis_move(self):
191 self.nemesis.move(self.level_obj, self.player.pos)
193 if self.move_counter > 4:
194 self.move_counter = 0
196 self.nemesis.move(self.level_obj, self.player.pos)
199 self.move_counter += 1
204 def timed_move(self, event):
205 if not self.level_obj:
207 self.do_nemesis_move()
209 def reset_timer(self):
210 self.timer_set = True
211 Clock.unschedule(self.timed_move)
212 Clock.schedule_once(self.timed_move, 3)
214 def check_caught(self):
215 return self.nemesis.pos == self.player.pos
217 def reset_level(self):
218 Clock.unschedule(self.timed_move)
219 self.timer_set = False
220 self.move_counter = 0
221 if self.nemesis_tile:
222 self.remove_widget(self.nemesis_tile)
223 self.nemesis.reset_pos()
225 def load_level(self):
227 self.level_obj.load_tiles()
228 self.player.pos = self.level_obj.enter_pos
229 self.remove_widget(self.player_tile)
230 self.view.scroll_x = 0
231 self.view.scroll_y = 0
238 def check_state(self):
239 if not self.level_obj:
241 if self.level_obj.at_exit(self.player.pos):
244 self.level_obj = self.level_list.advance_to_next_level()
245 if not self.load_level():
251 elif self.check_caught():
253 if self.app.config.getdefault('bane', 'sound', '0') != '0':
261 elif self.level_obj.is_button(self.player.pos):
262 self.level_obj.trigger_button(self.player.pos)
263 elif self.level_obj.is_button(self.nemesis.pos):
264 self.level_obj.trigger_button(self.nemesis.pos)
265 for map_pos, new_tile in self.level_obj.get_changed_tiles():
266 pos = (map_pos[0] * TILE_SIZE, map_pos[1] * TILE_SIZE)
267 self.draw_tile(pos, new_tile)
269 def _calc_mouse_pos(self, pos):
270 pos = self.to_local(*pos)
271 return (int(pos[0] / TILE_SIZE), int(pos[1] / TILE_SIZE))
273 def on_touch_down(self, touch):
274 pos = self._calc_mouse_pos(touch.pos)
275 if pos == self.player.pos:
276 self.mouse_move = True
277 self.mouse_start = pos
279 def on_touch_up(self, touch):
280 self.mouse_move = False
282 def on_touch_move(self, touch):
284 pos = self._calc_mouse_pos(touch.pos)
285 if (pos[0] - self.mouse_start[0] != 0) or (
286 pos[1] - self.mouse_start[1] != 0):
287 direction = (pos[0] - self.mouse_start[0],
288 pos[1] - self.mouse_start[1])
289 self.do_move(direction)
290 self.mouse_start = pos
293 class Screen(Widget):
298 def __init__(self, app):
299 super(Screen, self).__init__()
300 self.image = load_image(self.BACKGROUND)
303 Rectangle(pos=(0, 0), size=(1026, 760),
304 texture=self.image.texture)
306 self.stop_button = Label(
307 text='[ref=quit][color=ff0066]Quit[/color][/ref]',
311 pos=((1026 - 200) / 2 - 100, 100))
312 self.stop_button.bind(on_ref_press=self.app.stop_app)
313 self.start_button = Label(
314 text="[ref=start][color=00ff66]%s[/color][/ref]" % self.START,
316 markup=True, size=(200, 40),
317 pos=((1026 - 200) / 2 + 100, 100))
318 self.start_button.bind(on_ref_press=self.app.start_game)
319 self.add_widget(self.stop_button)
320 self.add_widget(self.start_button)
323 class IntroScreen(Screen):
325 BACKGROUND = 'screens/intro_screen.png'
326 START = 'Start the Game'
329 class WonScreen(Screen):
331 BACKGROUND = 'screens/won.png'
332 START = 'Play again?'
335 class LostScreen(Screen):
337 BACKGROUND = 'screens/lost.png'
343 title = "Bane's Befuddlement"
346 super(GameApp, self).__init__()
347 self.levels = LevelList()
350 def build_config(self, config):
351 config.setdefaults('bane', {
352 'start_level': 'levels/level1.txt',
356 def build_settings(self, settings):
359 "title": "Bane's Befuddlement"
363 "title": "Start Level",
364 "desc": "Level to start at",
366 "key": "start_level",
371 "desc": "Enable sound",
375 ]""" % '", "'.join(self.levels.get_level_names())
376 settings.add_json_panel("Bane's Befuddlement",
377 self.config, data=config_json)
380 root = ScrollView(size_hint=(None, None))
381 level_name = self.config.getdefault('bane', 'start_level', None)
383 self.levels.set_level_to(level_name)
387 from kivy.base import EventLoop
388 window = EventLoop.window
389 if platform() == 'android':
390 window.fullscreen = True
391 self.root.size = window.size
392 errors = self.levels.get_errors()
394 popup = Popup(title='Levels excluded',
395 content=Label(text='\n'.join(errors)),
400 def make_intro(self):
401 self.root.clear_widgets()
402 screen = IntroScreen(self)
403 self.root.add_widget(screen)
405 def stop_app(self, label, ref):
408 def start_game(self, label, ref):
410 self.game = GameWindow(self.levels, self)
412 self.root.clear_widgets()
413 self.root.add_widget(self.game)
414 # Ensure the player is visible
415 self.root.scroll_x = 0
416 self.root.scroll_y = 0
417 self.game.draw_player()
418 self.game.draw_nemesis()
420 def game_over(self, won):
422 screen = WonScreen(self)
425 screen = LostScreen(self)
428 self.root.clear_widgets()
429 self.root.add_widget(screen)
433 """ Erdslangetjie, a maze game of eluding nemesis