from kivy.uix.relativelayout import RelativeLayout
-from kivy.properties import NumericProperty, ListProperty
+from kivy.properties import NumericProperty, ListProperty, StringProperty
from kivy.core.window import Window
from kivy.clock import Clock
import sys
from collections import defaultdict
+from transitions.extensions import HierarchicalMachine as Machine
+
from .music_file import MusicFile
from .mixer import Mixer
from . import Config, gain, error_print, warn_print
from .action import Action
class Mapping(RelativeLayout):
- expected_keys = NumericProperty(0)
+ STATES = [
+ 'initial',
+ 'configuring',
+ 'configured',
+ 'loading',
+ 'loaded',
+ 'failed'
+ ]
+
+ TRANSITIONS = [
+ {
+ 'trigger': 'configure',
+ 'source': 'initial',
+ 'dest': 'configuring'
+ },
+ {
+ 'trigger': 'fail',
+ 'source': 'configuring',
+ 'dest': 'failed'
+ },
+ {
+ 'trigger': 'success',
+ 'source': 'configuring',
+ 'dest': 'configured',
+ 'after': 'load'
+ },
+ {
+ 'trigger': 'load',
+ 'source': 'configured',
+ 'dest': 'loading'
+ },
+ {
+ 'trigger': 'fail',
+ 'source': 'loading',
+ 'dest': 'failed'
+ },
+ {
+ 'trigger': 'success',
+ 'source': 'loading',
+ 'dest': 'loaded'
+ },
+ {
+ 'trigger': 'reload',
+ 'source': 'loaded',
+ 'dest': 'configuring'
+ }
+ ]
+
master_volume = NumericProperty(100)
ready_color = ListProperty([1, 165/255, 0, 1])
+ state = StringProperty("")
def __init__(self, **kwargs):
+ self.keys = []
+ self.running = []
+ self.wait_ids = {}
+ self.open_files = {}
+
+ Machine(model=self, states=self.STATES,
+ transitions=self.TRANSITIONS, initial='initial',
+ ignore_invalid_triggers=True, queued=True)
+ super(Mapping, self).__init__(**kwargs)
+ self.keyboard = Window.request_keyboard(self.on_keyboard_closed, self)
+ self.keyboard.bind(on_key_down=self.on_keyboard_down)
+
+ self.configure()
+
+ def on_enter_configuring(self):
if Config.builtin_mixing:
self.mixer = Mixer()
else:
error_print("Error while loading configuration: {}".format(e),
with_trace=True)
sys.exit()
+ else:
+ self.success()
- super(Mapping, self).__init__(**kwargs)
- self._keyboard = Window.request_keyboard(self._keyboard_closed, self)
- self._keyboard.bind(on_key_down=self._on_keyboard_down)
- self.running = []
- self.wait_ids = {}
- Clock.schedule_interval(self.not_all_keys_ready, 1)
-
- @property
- def master_gain(self):
- return gain(self.master_volume)
-
- def set_master_volume(self, value, delta=False, fade=0):
- [db_gain, self.master_volume] = gain(
- value + int(delta) * self.master_volume,
- self.master_volume)
-
- for music in self.open_files.values():
- music.set_gain_with_effect(db_gain, fade=fade)
+ def on_enter_loading(self):
+ for key in self.keys:
+ key.reload()
+ self.success()
- def add_wait_id(self, wait_id, action_or_wait):
- self.wait_ids[wait_id] = action_or_wait
+ # Kivy events
+ def add_widget(self, widget, index=0):
+ if type(widget).__name__ == "Key" and widget not in self.keys:
+ self.keys.append(widget)
+ return super(Mapping, self).add_widget(widget, index)
- def interrupt_wait(self, wait_id):
- if wait_id in self.wait_ids:
- action_or_wait = self.wait_ids[wait_id]
- del(self.wait_ids[wait_id])
- if isinstance(action_or_wait, Action):
- action_or_wait.interrupt()
- else:
- action_or_wait.set()
+ def remove_widget(self, widget, index=0):
+ if type(widget).__name__ == "Key" and widget in self.keys:
+ self.keys.remove(widget)
+ return super(Mapping, self).remove_widget(widget, index)
- def _keyboard_closed(self):
- self._keyboard.unbind(on_key_down=self._on_keyboard_down)
- self._keyboard = None
+ def on_keyboard_closed(self):
+ self.keyboard.unbind(on_key_down=self.on_keyboard_down)
+ self.keyboard = None
- def _on_keyboard_down(self, keyboard, keycode, text, modifiers):
+ def on_keyboard_down(self, keyboard, keycode, text, modifiers):
key = self.find_by_key_code(keycode)
- if len(modifiers) == 0 and key is not None:
- threading.Thread(name="MSKeyAction", target=key.run).start()
+ if self.allowed_modifiers(modifiers) and key is not None:
+ modifiers.sort()
+ threading.Thread(name="MSKeyAction", target=key.run,
+ args=['-'.join(modifiers)]).start()
elif 'ctrl' in modifiers and (keycode[0] == 113 or keycode[0] == '99'):
+ self.stop_all_running()
for thread in threading.enumerate():
if thread.getName()[0:2] != "MS":
continue
thread.join()
sys.exit()
+ elif 'ctrl' in modifiers and keycode[0] == 114:
+ threading.Thread(name="MSReload", target=self.reload).start()
return True
+ # Helpers
+ def allowed_modifiers(self, modifiers):
+ allowed = []
+ return len([a for a in modifiers if a not in allowed]) == 0
+
def find_by_key_code(self, key_code):
if "Key_" + str(key_code[0]) in self.ids:
return self.ids["Key_" + str(key_code[0])]
return None
- def not_all_keys_ready(self, dt):
- for key in self.children:
- if not type(key).__name__ == "Key":
- continue
+ def all_keys_ready(self):
+ partial = False
+ for key in self.keys:
if not key.is_loaded_or_failed():
- return True
- self.ready_color = [0, 1, 0, 1]
- return False
+ return "not_ready"
+ partial = partial or key.is_failed()
+ if partial:
+ return "partial"
+ else:
+ return "success"
+
+ # Callbacks
+ def key_loaded_callback(self):
+ result = self.all_keys_ready()
+ if result == "success":
+ self.ready_color = [0, 1, 0, 1]
+ elif result == "partial":
+ self.ready_color = [1, 0, 0, 1]
+ else:
+ self.ready_color = [1, 165/255, 0, 1]
+
+ ## Some global actions
def stop_all_running(self):
running = self.running
self.running = []
for (key, start_time) in running:
key.interrupt()
+ # Master volume methods
+ @property
+ def master_gain(self):
+ return gain(self.master_volume)
+
+ def set_master_volume(self, value, delta=False, fade=0):
+ [db_gain, self.master_volume] = gain(
+ value + int(delta) * self.master_volume,
+ self.master_volume)
+
+ for music in self.open_files.values():
+ music.set_gain_with_effect(db_gain, fade=fade)
+
+ # Wait handler methods
+ def add_wait_id(self, wait_id, action_or_wait):
+ self.wait_ids[wait_id] = action_or_wait
+
+ def interrupt_wait(self, wait_id):
+ if wait_id in self.wait_ids:
+ action_or_wait = self.wait_ids[wait_id]
+ del(self.wait_ids[wait_id])
+ if isinstance(action_or_wait, Action):
+ action_or_wait.interrupt()
+ else:
+ action_or_wait.set()
+
+ # Methods to control running keys
def start_running(self, key, start_time):
self.running.append((key, start_time))
if (key, start_time) in self.running:
self.running.remove((key, start_time))
+ # YML config parser
def parse_config(self):
def update_alias(prop_hash, aliases, key):
if isinstance(aliases[key], dict):
music_properties[filename],
filename)
- seen_files[filename] = MusicFile(
- filename, self, **music_property)
+ if filename in self.open_files:
+ self.open_files[filename]\
+ .reload_properties(**music_property)
+
+ seen_files[filename] = self.open_files[filename]
+ else:
+ seen_files[filename] = MusicFile(
+ filename, self, **music_property)
if filename not in key_properties[mapped_key]['files']:
key_properties[mapped_key]['files'] \