music_sampler.py

   1 import sys
   2 import pygame
   3 import helpers
   4 import threading
   5
   6 pygame.mixer.pre_init(frequency = 44100)
   7 pygame.init()
   8
   9 size = width, height = 1024, 600
  10 screen = pygame.display.set_mode(size)
  11 screen.fill((250, 250, 250))
  12
  13 draw_lock = helpers.Lock("draw")
  14
  15 mapping = helpers.Mapping(screen, draw_lock)
  16 channel_number = helpers.parse_config(mapping)
  17 pygame.mixer.set_num_channels(channel_number)
  18
  19 mapping.draw()
  20
  21 draw_lock.acquire()
  22 pygame.display.flip()
  23 draw_lock.release()
  24
  25 contexts = [
  26     'normal'
  27 ]
  28
  29 context = 'normal'
  30
  31 #### Normal workflow ####
  32 while 1:
  33     event = pygame.event.wait()
  34
  35     if event.type == pygame.QUIT or (
  36             event.type == pygame.KEYDOWN and
  37             event.mod  == 4160 and
  38             event.key  == pygame.K_c):
  39         for thread in threading.enumerate():
  40             if thread.getName()[0:2] != "MS":
  41                 continue
  42             thread.join()
  43
  44         pygame.quit()
  45         sys.exit()
  46
  47     if context == 'normal':
  48         if event.type == pygame.KEYDOWN:
  49             key = mapping.find_by_key_num(event.key)
  50             if key is not None:
  51                 threading.Thread(name = "MSKeyAction", target=key.do_actions).start()
  52         elif event.type == pygame.MOUSEBUTTONUP:
  53             key = mapping.find_by_collidepoint(pygame.mouse.get_pos())
  54             if key is not None:
  55                 threading.Thread(name = "MSClic", target=key.list_actions, args = [screen]).start()
  56
  57     draw_lock.acquire()
  58     pygame.display.flip()
  59     draw_lock.release()
  60
  61 #### In Ipython ####
  62 # for thread in threading.enumerate():
  63 #     if thread.getName()[0:2] != "MS":
  64 #         continue
  65 #     thread.join()