helpers/__init__.py

   1 # -*- coding: utf-8 -*-
   2 from pygame import *
   3 import pydub
   4 import sys
   5 import time
   6 import threading
   7
   8 draw_lock = threading.RLock()
   9
  10 class Action:
  11     action_types = [
  12         'command',
  13         'pause',
  14         'play',
  15         'stop',
  16         'stop_all_actions',
  17         'volume',
  18         'wait',
  19     ]
  20
  21     def __init__(self, action, **kwargs):
  22         if action in self.action_types:
  23             self.action = action
  24         else:
  25             raise Exception("Unknown action {}".format(action))
  26
  27         self.arguments = kwargs
  28
  29     def ready(self):
  30         if 'music' in self.arguments:
  31             return self.arguments['music'].loaded
  32         else:
  33             return True
  34
  35     def run(self):
  36         print(getattr(self, self.action + "_print")(**self.arguments))
  37         return getattr(self, self.action)(**self.arguments)
  38
  39     def command(self, command = "", **kwargs):
  40         pass
  41
  42     def pause(self, music = None, **kwargs):
  43         if music is not None:
  44             music.pause()
  45         else:
  46             mixer.pause()
  47
  48     def play(self, music = None, fade_in = 0, start_at = 0,
  49             restart_if_running = False, volume = 100, **kwargs):
  50         if music is not None:
  51             music.play()
  52         else:
  53             mixer.unpause()
  54
  55     def stop(self, music = None, fade_out = 0, **kwargs):
  56         if music is not None:
  57             music.stop()
  58         else:
  59             mixer.stop()
  60
  61     def stop_all_actions(self, **kwargs):
  62         Key.running = []
  63
  64     def volume(self, music = None, value = 100, **kwargs):
  65         pass
  66
  67     def wait(self, duration = 0, **kwargs):
  68         time.sleep(duration)
  69
  70     def command_print(self, command = "", **kwargs):
  71         return "running command {}".format(command)
  72
  73     def pause_print(self, music = None, **kwargs):
  74         if music is not None:
  75             return "pausing {}".format(music.filename)
  76         else:
  77             return "pausing all musics"
  78
  79     def play_print(self, music = None, fade_in = 0, start_at = 0,
  80             restart_if_running = False, volume = 100, **kwargs):
  81         message = "starting "
  82         if music is not None:
  83             message += music.filename
  84         else:
  85             message += "music"
  86
  87         if start_at != 0:
  88             message += " at {}s".format(start_at)
  89
  90         if fade_in != 0:
  91             message += " with {}s fade_in".format(fade_in)
  92
  93         message += " at volume {}%".format(volume)
  94
  95         if restart_if_running:
  96             message += " (restarting if already running)"
  97
  98         return message
  99
 100     def stop_print(self, music = None, fade_out = 0, **kwargs):
 101         if music is not None:
 102             if fade_out == 0:
 103                 return "stopping music {}".format(music.filename)
 104             else:
 105                 return "stopping music {} with {}s fadeout".format(music.filename, fade_out)
 106         else:
 107             if fade_out == 0:
 108                 return "stopping all musics"
 109             else:
 110                 return "stopping all musics with {}s fadeout".format(fade_out)
 111
 112     def stop_all_actions_print(self):
 113         return "stopping all actions"
 114
 115     def volume_print(self, music = None, value = 100, *kwargs):
 116         if music is not None:
 117             return "setting volume of {} to {}%".format(music.filename, value)
 118         else:
 119             return "setting volume to {}%".format(value)
 120
 121     def wait_print(self, duration, **kwargs):
 122         return "waiting {}s".format(duration)
 123
 124 class Key:
 125     row_positions = {
 126         'first':    0,
 127         'second':  50,
 128         'third':  100,
 129         'fourth': 150,
 130         'fifth':  200,
 131         'sixth':  250,
 132     }
 133
 134     default_outer_color = (120, 120, 120)
 135     lighter_outer_color = (200, 200, 200)
 136     default_inner_color = (255, 255, 255)
 137     mapped_inner_color  = (  0, 255,   0)
 138     mapped_unready_inner_color = (255, 165, 0)
 139     running = []
 140
 141     def __init__(self, mapping, key_name, key_sym, top, left, width = 48, height = 48, disabled = False):
 142         self.mapping = mapping
 143         self.key_name = key_name
 144         self.key_sym  = key_sym
 145
 146         if isinstance(top, str):
 147             self.top = self.row_positions[top]
 148         else:
 149             self.top = top
 150
 151         self.left   = left
 152         self.width  = width
 153         self.height = height
 154
 155         self.bottom = self.top  + self.height
 156         self.right  = self.left + self.width
 157
 158         self.rect     = (self.left, self.top, self.right, self.bottom)
 159         self.position = (self.left, self.top)
 160
 161         if disabled:
 162             self.outer_color = self.lighter_outer_color
 163             self.linewidth = 1
 164         else:
 165             self.outer_color = self.default_outer_color
 166             self.linewidth = 3
 167
 168         self.inner_color = self.default_inner_color
 169         self.actions = []
 170
 171     def square(self, all_actions_ready):
 172         if self.has_actions():
 173             if all_actions_ready:
 174                 self.inner_color = self.mapped_inner_color
 175             else:
 176                 self.inner_color = self.mapped_unready_inner_color
 177
 178         return RoundedRect((0, 0, self.width, self.height),
 179             self.outer_color, self.inner_color, self.linewidth)
 180
 181     def collidepoint(self, position):
 182         return self.surface.get_rect().collidepoint(
 183                 position[0] - self.position[0],
 184                 position[1] - self.position[1]
 185                 )
 186
 187     def draw(self, background_surface):
 188         draw_lock.acquire()
 189         all_actions_ready = self.all_actions_ready()
 190
 191         self.surface = self.square(all_actions_ready).surface()
 192
 193         if getattr(sys, 'frozen', False):
 194             police = font.Font(sys._MEIPASS + "/Ubuntu-Regular.ttf", 14)
 195         else:
 196             police = font.Font("Ubuntu-Regular.ttf", 14)
 197
 198         text = police.render(self.key_sym, True, (0,0,0))
 199         self.surface.blit(text, (5,5))
 200         background_surface.blit(self.surface, self.position)
 201         draw_lock.release()
 202
 203         return not all_actions_ready
 204
 205     def poll_redraw(self, background):
 206         while True:
 207             time.sleep(1)
 208             if self.all_actions_ready():
 209                 self.draw(background)
 210                 self.mapping.blit()
 211                 break
 212
 213     def has_actions(self):
 214         return len(self.actions) > 0
 215
 216     def all_actions_ready(self):
 217         return all(action.ready() for action in self.actions)
 218
 219     def add_action(self, action_name, **arguments):
 220         self.actions.append(Action(action_name, **arguments))
 221
 222     def do_actions(self):
 223         print("running actions for {}".format(self.key_sym))
 224         Key.running.append(self)
 225         for action in self.actions:
 226             #FIXME: si on stop_all_actions et qu'on relance, "self" est de
 227             #nouveau dans Key.running
 228             if self in Key.running:
 229                 action.run()
 230
 231         if self in Key.running:
 232             Key.running.remove(self)
 233
 234     def list_actions(self, surface):
 235         # FIXME: Todo
 236         print("bouh", self.key_sym)
 237         surface.fill((255, 0, 0))
 238
 239
 240 class Mapping:
 241     WIDTH  = 903
 242     HEIGHT = 298
 243     SIZE   = WIDTH, HEIGHT
 244
 245     KEYS = [
 246         (K_ESCAPE, 'ESC', 'first',   0, {}),
 247
 248         (K_F1,     'F1',  'first', 100, {}),
 249         (K_F2,     'F2',  'first', 150, {}),
 250         (K_F3,     'F3',  'first', 200, {}),
 251         (K_F4,     'F4',  'first', 250, {}),
 252
 253         (K_F5,     'F5',  'first', 325, {}),
 254         (K_F6,     'F6',  'first', 375, {}),
 255         (K_F7,     'F7',  'first', 425, {}),
 256         (K_F8,     'F8',  'first', 475, {}),
 257
 258         (K_F9,     'F9',  'first', 550, {}),
 259         (K_F10,    'F10', 'first', 600, {}),
 260         (K_F11,    'F11', 'first', 650, {}),
 261         (K_F12,    'F12', 'first', 700, {}),
 262
 263
 264         (178,          '²', 'second',   0, {}),
 265         (K_AMPERSAND,  '&', 'second',  50, {}),
 266         (233,          'é', 'second', 100, {}),
 267         (K_QUOTEDBL,   '"', 'second', 150, {}),
 268         (K_QUOTE,      "'", 'second', 200, {}),
 269         (K_LEFTPAREN,  '(', 'second', 250, {}),
 270         (K_MINUS,      '-', 'second', 300, {}),
 271         (232,          'è', 'second', 350, {}),
 272         (K_UNDERSCORE, '_', 'second', 400, {}),
 273         (231,          'ç', 'second', 450, {}),
 274         (224,          'à', 'second', 500, {}),
 275         (K_RIGHTPAREN, ')', 'second', 550, {}),
 276         (K_EQUALS,     '=', 'second', 600, {}),
 277
 278         (K_BACKSPACE,  '<-', 'second', 650, { 'width': 98 }),
 279
 280
 281         (K_TAB,        'tab', 'third',   0, { 'width' : 73 }),
 282         (K_a,          'a',   'third',  75, {}),
 283         (K_z,          'z',   'third', 125, {}),
 284         (K_e,          'e',   'third', 175, {}),
 285         (K_r,          'r',   'third', 225, {}),
 286         (K_t,          't',   'third', 275, {}),
 287         (K_y,          'y',   'third', 325, {}),
 288         (K_u,          'u',   'third', 375, {}),
 289         (K_i,          'i',   'third', 425, {}),
 290         (K_o,          'o',   'third', 475, {}),
 291         (K_p,          'p',   'third', 525, {}),
 292         (K_CARET,      '^',   'third', 575, {}),
 293         (K_DOLLAR,     '$',   'third', 625, {}),
 294
 295         (K_RETURN, 'Enter', 'third', 692, { 'width': 56, 'height': 98 }),
 296
 297         (K_CAPSLOCK,    'CAPS', 'fourth',  0, { 'width': 88, 'disabled': True }),
 298
 299         (K_q,        'q', 'fourth',  90, {}),
 300         (K_s,        's', 'fourth', 140, {}),
 301         (K_d,        'd', 'fourth', 190, {}),
 302         (K_f,        'f', 'fourth', 240, {}),
 303         (K_g,        'g', 'fourth', 290, {}),
 304         (K_h,        'h', 'fourth', 340, {}),
 305         (K_j,        'j', 'fourth', 390, {}),
 306         (K_k,        'k', 'fourth', 440, {}),
 307         (K_l,        'l', 'fourth', 490, {}),
 308         (K_m,        'm', 'fourth', 540, {}),
 309         (249,        'ù', 'fourth', 590, {}),
 310         (K_ASTERISK, '*', 'fourth', 640, {}),
 311
 312
 313         (K_LSHIFT, 'LShift', 'fifth', 0, { 'width': 63, 'disabled': True }),
 314
 315         (K_LESS,      '<', 'fifth',  65, {}),
 316         (K_w,         'w', 'fifth', 115, {}),
 317         (K_x,         'x', 'fifth', 165, {}),
 318         (K_c,         'c', 'fifth', 215, {}),
 319         (K_v,         'v', 'fifth', 265, {}),
 320         (K_b,         'b', 'fifth', 315, {}),
 321         (K_n,         'n', 'fifth', 365, {}),
 322         (K_COMMA,     ',', 'fifth', 415, {}),
 323         (K_SEMICOLON, ';', 'fifth', 465, {}),
 324         (K_COLON,     ':', 'fifth', 515, {}),
 325         (K_EXCLAIM,   '!', 'fifth', 565, {}),
 326
 327         (K_RSHIFT, 'RShift', 'fifth', 615, { 'width': 133, 'disabled': True }),
 328
 329         (K_LCTRL,    'LCtrl',   'sixth',   0, { 'width': 63, 'disabled': True }),
 330         (K_LSUPER,   'LSuper',  'sixth', 115, { 'disabled': True }),
 331         (K_LALT,     'LAlt',    'sixth', 165, { 'disabled': True }),
 332         (K_SPACE,    'Espace',  'sixth', 215, { 'width': 248 }),
 333         (K_MODE,     'AltGr',   'sixth', 465, { 'disabled': True }),
 334         (314,        'Compose', 'sixth', 515, { 'disabled': True }),
 335         (K_RCTRL,    'RCtrl',   'sixth', 565, { 'width': 63, 'disabled': True }),
 336
 337
 338         (K_INSERT,   'ins',  'second', 755, {}),
 339         (K_HOME,     'home', 'second', 805, {}),
 340         (K_PAGEUP,   'pg_u', 'second', 855, {}),
 341         (K_DELETE,   'del',  'third',  755, {}),
 342         (K_END,      'end',  'third',  805, {}),
 343         (K_PAGEDOWN, 'pg_d', 'third',  855, {}),
 344
 345
 346         (K_UP,       'up',    'fifth',  805, {}),
 347         (K_DOWN,     'down',  'sixth',  805, {}),
 348         (K_LEFT,     'left',  'sixth',  755, {}),
 349         (K_RIGHT,    'right', 'sixth',  855, {}),
 350     ]
 351
 352     def __init__(self, screen):
 353         self.screen = screen
 354         self.background = Surface(self.SIZE).convert()
 355         self.background.fill((250, 250, 250))
 356         self.keys = {}
 357         for key in self.KEYS:
 358             self.keys[key[0]] = Key(self, *key[0:4], **key[4])
 359
 360     def draw(self):
 361         for key_name in self.keys:
 362             key = self.keys[key_name]
 363             should_redraw_key = key.draw(self.background)
 364
 365             if should_redraw_key:
 366                 threading.Thread(target = key.poll_redraw, args = [self.background]).start()
 367         self.blit()
 368
 369     def blit(self):
 370         draw_lock.acquire()
 371         self.screen.blit(self.background, (5, 5))
 372         display.flip()
 373         draw_lock.release()
 374
 375     def find_by_key_num(self, key_num):
 376         if key_num in self.keys:
 377             return self.keys[key_num]
 378         return None
 379
 380     def find_by_collidepoint(self, position):
 381         for key in self.keys:
 382             if self.keys[key].collidepoint(position):
 383                 return self.keys[key]
 384         return None
 385
 386     def find_by_unicode(self, key_sym):
 387         for key in self.keys:
 388             if self.keys[key].key_sym == key_sym:
 389                 return self.keys[key]
 390         return None
 391
 392
 393
 394 class MusicFile:
 395     def __init__(self, filename, lock):
 396         self.filename = filename
 397         self.channel = None
 398         self.raw_data = None
 399         self.sound = None
 400
 401         self.loaded = False
 402         threading.Thread(target = self.load_sound, args = [lock]).start()
 403
 404     def load_sound(self, lock):
 405         lock.acquire()
 406         print("Loading {}".format(self.filename))
 407         self.raw_data = pydub.AudioSegment.from_file(self.filename).raw_data
 408         self.sound = mixer.Sound(self.raw_data)
 409         print("Loaded {}".format(self.filename))
 410         self.loaded = True
 411         lock.release()
 412
 413     def play(self):
 414         self.channel = self.sound.play()
 415
 416     def pause(self):
 417         if self.channel is not None:
 418             self.channel.pause()
 419
 420     def stop(self):
 421         self.channel = None
 422         self.sound.stop()
 423
 424
 425 class RoundedRect:
 426     def __init__(self, rect, outer_color, inner_color, linewidth = 2, radius = 0.4):
 427         self.rect        = Rect(rect)
 428         self.outer_color = Color(*outer_color)
 429         self.inner_color = Color(*inner_color)
 430         self.linewidth   = linewidth
 431         self.radius      = radius
 432
 433     def surface(self):
 434         rectangle       = self.filledRoundedRect(self.rect, self.outer_color, self.radius)
 435
 436         inner_rect      = Rect((
 437                 self.rect.left   + 2 * self.linewidth,
 438                 self.rect.top    + 2 * self.linewidth,
 439                 self.rect.right  - 2 * self.linewidth,
 440                 self.rect.bottom - 2 * self.linewidth
 441                 ))
 442
 443         inner_rectangle = self.filledRoundedRect(inner_rect, self.inner_color, self.radius)
 444
 445         rectangle.blit(inner_rectangle, (self.linewidth, self.linewidth))
 446
 447         return rectangle
 448
 449     def filledRoundedRect(self, rect, color, radius=0.4):
 450         """
 451         filledRoundedRect(rect,color,radius=0.4)
 452
 453         rect    : rectangle
 454         color   : rgb or rgba
 455         radius  : 0 <= radius <= 1
 456         """
 457
 458         alpha        = color.a
 459         color.a      = 0
 460         pos          = rect.topleft
 461         rect.topleft = 0,0
 462         rectangle    = Surface(rect.size,SRCALPHA)
 463
 464         circle       = Surface([min(rect.size)*3]*2,SRCALPHA)
 465         draw.ellipse(circle,(0,0,0),circle.get_rect(),0)
 466         circle       = transform.smoothscale(circle,[int(min(rect.size)*radius)]*2)
 467
 468         radius              = rectangle.blit(circle,(0,0))
 469         radius.bottomright  = rect.bottomright
 470         rectangle.blit(circle,radius)
 471         radius.topright     = rect.topright
 472         rectangle.blit(circle,radius)
 473         radius.bottomleft   = rect.bottomleft
 474         rectangle.blit(circle,radius)
 475
 476         rectangle.fill((0,0,0),rect.inflate(-radius.w,0))
 477         rectangle.fill((0,0,0),rect.inflate(0,-radius.h))
 478
 479         rectangle.fill(color,special_flags=BLEND_RGBA_MAX)
 480         rectangle.fill((255,255,255,alpha),special_flags=BLEND_RGBA_MIN)
 481
 482         return rectangle
 483
 484
 485 def parse_config(mapping):
 486     import yaml
 487     stream = open("config.yml", "r")
 488     config = yaml.load(stream)
 489     stream.close()
 490
 491     aliases = config['aliases']
 492     seen_files = {}
 493
 494     file_lock = threading.RLock()
 495
 496     for mapped_key in config['keys']:
 497         key = mapping.find_by_unicode(mapped_key)
 498         if key is None:
 499             continue
 500
 501         for action in config['keys'][mapped_key]:
 502             action_name = list(action)[0]
 503             action_args = {}
 504             if action[action_name] is None:
 505                 action[action_name] = []
 506
 507             if 'include' in action[action_name]:
 508                 included = action[action_name]['include']
 509                 del(action[action_name]['include'])
 510
 511                 if isinstance(included, str):
 512                     action[action_name].update(aliases[included], **action[action_name])
 513                 else:
 514                     for included_ in included:
 515                         action[action_name].update(aliases[included_], **action[action_name])
 516
 517             for argument in action[action_name]:
 518                 if argument == 'file':
 519                     filename = action[action_name]['file']
 520                     if filename not in seen_files:
 521                         seen_files[filename] = MusicFile(filename, file_lock)
 522
 523                     action_args['music'] = seen_files[filename]
 524
 525                 else:
 526                     action_args[argument] = action[action_name][argument]
 527
 528             key.add_action(action_name, **action_args)