]>
git.immae.eu Git - perso/Immae/Projets/Python/MusicSampler.git/blob - helpers/mapping.py
1 from kivy
.uix
.relativelayout
import RelativeLayout
2 from kivy
.properties
import NumericProperty
, ListProperty
3 from kivy
.core
.window
import Window
4 from kivy
.clock
import Clock
10 from .music_file
import *
11 from .mixer
import Mixer
12 from . import Config
, gain
14 class Mapping(RelativeLayout
):
15 expected_keys
= NumericProperty(0)
16 master_volume
= NumericProperty(100)
17 ready_color
= ListProperty([1, 165/255, 0, 1])
19 def __init__(self
, **kwargs
):
20 if Config
.builtin_mixing
:
24 self
.key_config
, self
.open_files
= self
.parse_config()
25 super(Mapping
, self
).__init
__(**kwargs
)
26 self
._keyboard
= Window
.request_keyboard(self
._keyboard
_closed
, self
)
27 self
._keyboard
.bind(on_key_down
=self
._on
_keyboard
_down
)
29 Clock
.schedule_interval(self
.not_all_keys_ready
, 1)
32 def master_gain(self
):
33 return gain(self
.master_volume
)
35 def set_master_volume(self
, value
, delta
= False):
36 [db_gain
, self
.master_volume
] = gain(value
+ int(delta
) * self
.master_volume
, self
.master_volume
)
37 for music
in self
.open_files
.values():
38 music
.set_gain(db_gain
)
40 def _keyboard_closed(self
):
41 self
._keyboard
.unbind(on_key_down
=self
._on
_keyboard
_down
)
44 def _on_keyboard_down(self
, keyboard
, keycode
, text
, modifiers
):
45 key
= self
.find_by_key_code(keycode
)
46 if len(modifiers
) == 0 and key
is not None:
47 threading
.Thread(name
= "MSKeyAction", target
=key
.do_actions
).start()
48 elif 'ctrl' in modifiers
and (keycode
[0] == 113 or keycode
[0] == '99'):
49 for thread
in threading
.enumerate():
50 if thread
.getName()[0:2] != "MS":
57 def find_by_key_code(self
, key_code
):
58 if "Key_" + str(key_code
[0]) in self
.ids
:
59 return self
.ids
["Key_" + str(key_code
[0])]
62 def not_all_keys_ready(self
, dt
):
63 for key
in self
.children
:
64 if not type(key
).__name
__ == "Key":
66 if not key
.is_key_ready
:
68 self
.ready_color
= [0, 1, 0, 1]
71 def stop_all_running(self
):
72 running
= self
.running
74 for (key
, start_time
) in running
:
75 key
.interrupt_action()
77 def start_running(self
, key
, start_time
):
78 self
.running
.append((key
, start_time
))
80 def keep_running(self
, key
, start_time
):
81 return (key
, start_time
) in self
.running
83 def finished_running(self
, key
, start_time
):
84 if (key
, start_time
) in self
.running
:
85 self
.running
.remove((key
, start_time
))
87 def parse_config(self
):
88 stream
= open(Config
.yml_file
, "r")
89 config
= yaml
.load(stream
)
92 aliases
= config
['aliases']
97 for key
in config
['key_properties']:
98 if key
not in key_properties
:
99 key_prop
= config
['key_properties'][key
]
100 if 'include' in key_prop
:
101 included
= key_prop
['include']
102 del(key_prop
['include'])
104 if isinstance(included
, str):
105 key_prop
.update(aliases
[included
], **key_prop
)
107 for included_
in included
:
108 key_prop
.update(aliases
[included_
], **key_prop
)
110 key_properties
[key
] = {
112 "properties": key_prop
,
116 for mapped_key
in config
['keys']:
117 if mapped_key
not in key_properties
:
118 key_properties
[mapped_key
] = {
123 for action
in config
['keys'][mapped_key
]:
124 action_name
= list(action
)[0]
126 if action
[action_name
] is None:
127 action
[action_name
] = []
129 if 'include' in action
[action_name
]:
130 included
= action
[action_name
]['include']
131 del(action
[action_name
]['include'])
133 if isinstance(included
, str):
134 action
[action_name
].update(aliases
[included
], **action
[action_name
])
136 for included_
in included
:
137 action
[action_name
].update(aliases
[included_
], **action
[action_name
])
139 for argument
in action
[action_name
]:
140 if argument
== 'file':
141 filename
= action
[action_name
]['file']
142 if filename
not in seen_files
:
143 if filename
in config
['music_properties']:
144 seen_files
[filename
] = MusicFile(
147 **config
['music_properties'][filename
])
149 seen_files
[filename
] = MusicFile(
153 if filename
not in key_properties
[mapped_key
]['files']:
154 key_properties
[mapped_key
]['files'].append(seen_files
[filename
])
156 action_args
['music'] = seen_files
[filename
]
159 action_args
[argument
] = action
[action_name
][argument
]
161 key_properties
[mapped_key
]['actions'].append([action_name
, action_args
])
163 return (key_properties
, seen_files
)