# -*- coding: utf-8 -*-
-import threading
-from .music_file import *
-from .mapping import *
+import argparse
+import sys
+import os
+import math
-draw_lock = threading.RLock()
+class Config:
+ def __init__(self, **kwargs):
+ for arg in kwargs:
+ setattr(self, arg, kwargs[arg])
-def parse_config(mapping):
- import yaml
- stream = open("config.yml", "r")
- config = yaml.load(stream)
- stream.close()
+config = Config(yml_file="config.yml")
- aliases = config['aliases']
- seen_files = {}
+def path():
+ if getattr(sys, 'frozen', False):
+ return sys._MEIPASS + "/"
+ else:
+ path = os.path.dirname(os.path.realpath(__file__))
+ return path + "/../"
- file_lock = threading.RLock()
+def parse_args():
+ argv = sys.argv[1:]
+ sys.argv = sys.argv[:1]
+ if "--" in argv:
+ index = argv.index("--")
+ kivy_args = argv[index+1:]
+ argv = argv[:index]
- for mapped_key in config['keys']:
- key = mapping.find_by_unicode(mapped_key)
- if key is None:
- continue
+ sys.argv.extend(kivy_args)
- for action in config['keys'][mapped_key]:
- action_name = list(action)[0]
- action_args = {}
- if action[action_name] is None:
- action[action_name] = []
+ parser = argparse.ArgumentParser(description="A Music Sampler application.")
+ parser.add_argument("-c", "--config",
+ default="config.yml",
+ required=False,
+ help="Config file to load")
+ parser.add_argument("-V", "--version",
+ action="version",
+ help="Displays the current version and exits. Only use in bundled package",
+ version=show_version())
+ parser.add_argument('--',
+ dest="args",
+ help="Kivy arguments. All arguments after this are interpreted by Kivy. Pass \"-- --help\" to get Kivy's usage.")
+ args = parser.parse_args(argv)
- if 'include' in action[action_name]:
- included = action[action_name]['include']
- del(action[action_name]['include'])
+ config.yml_file = args.config
- if isinstance(included, str):
- action[action_name].update(aliases[included], **action[action_name])
- else:
- for included_ in included:
- action[action_name].update(aliases[included_], **action[action_name])
+def show_version():
+ if getattr(sys, 'frozen', False):
+ with open(path() + ".pyinstaller_commit", "r") as f:
+ return f.read()
+ else:
+ return "option '-v' can only be used in bundled package"
- for argument in action[action_name]:
- if argument == 'file':
- filename = action[action_name]['file']
- if filename not in seen_files:
- seen_files[filename] = MusicFile(filename, file_lock)
+def yml_file():
+ return config.yml_file
- action_args['music'] = seen_files[filename]
+def duration_to_min_sec(duration):
+ minutes = int(duration / 60)
+ seconds = int(duration) % 60
+ if minutes < 100:
+ return "{:2}:{:0>2}".format(minutes, seconds)
+ else:
+ return "{}:{:0>2}".format(minutes, seconds)
- else:
- action_args[argument] = action[action_name][argument]
+def gain(volume, old_volume = None):
+ if old_volume is None:
+ return 20 * math.log10(volume / 100)
+ else:
+ return [20 * math.log10(max(volume, 0.1) / max(old_volume, 0.1)), max(volume, 0)]
- key.add_action(action_name, **action_args)