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from typing import TYPE_CHECKING, Optional
from patshared import PortMode, PortType, PortSubType, Naming, JackMetadata
from ..patchcanvas import patchcanvas
from .elements import JackPortFlag
from .connection import Connection
if TYPE_CHECKING:
from ..patchbay_manager import PatchbayManager
from .group import Group
class Port:
graceful_name = ''
group: 'Group'
group_id = -1
portgroup_id = 0
prevent_stereo = False
last_digit_to_add = ''
in_canvas = False
order: Optional[int] = None
uuid = 0
'contains the real JACK uuid'
def __init__(self, manager: 'PatchbayManager', port_id: int, name: str,
port_type: PortType, flags: int, uuid: int):
self.manager = manager
self.port_id = port_id
self.full_name = name
self.type = port_type
self.flags = flags
self.uuid = uuid
self.subtype = PortSubType.REGULAR
match port_type:
case PortType.AUDIO_JACK:
if (flags & JackPortFlag.IS_CONTROL_VOLTAGE
or self.mdata_signal_type == 'CV'):
self.subtype = PortSubType.CV
case PortType.MIDI_JACK:
if self.full_name.startswith(('a2j:', 'Midi-Bridge:')):
self.subtype = PortSubType.A2J
self.conns_hidden_in_canvas = set[Connection]()
def __repr__(self) -> str:
return f"Port({self.full_name})"
@property
def mode(self) -> PortMode:
if self.flags & JackPortFlag.IS_OUTPUT:
return PortMode.OUTPUT
if self.flags & JackPortFlag.IS_INPUT:
return PortMode.INPUT
return PortMode.NULL
@property
def full_type(self) -> tuple[PortType, PortSubType]:
return (self.type, self.subtype)
@property
def short_name(self) -> str:
if (self.type is PortType.MIDI_ALSA
and self.full_name.startswith((':ALSA_IN:', ':ALSA_OUT:'))):
return ':'.join(self.full_name.split(':')[5:])
if self.full_name.startswith('a2j:'):
long_name = self.full_name.partition(':')[2]
if ': ' in long_name:
# normal case for a2j
return long_name.partition(': ')[2]
if self.full_name.startswith('Midi-Bridge:'):
# suppress 'Midi-Bridge:' at port name begginning
long_name = self.full_name.partition(':')[2]
if ') ' in long_name:
# normal case, name is after ') '
return long_name.partition(') ')[2]
if ': ' in long_name:
# pipewire jack.filter_name = True
# Midi-bridge names starts with 'MidiBridge:ClientName:'
return long_name.partition(': ')[2]
return self.full_name.partition(':')[2]
@property
def cnv_name(self):
'The name of this port in the canvas, depending on Naming options'
if self.manager.naming & Naming.METADATA_PRETTY:
mdata_pretty_name = self.mdata_pretty_name
if mdata_pretty_name:
return mdata_pretty_name
if self.manager.naming & Naming.CUSTOM:
custom_name = self.custom_name
if custom_name:
return custom_name
if self.manager.naming & Naming.GRACEFUL:
return self.graceful_name
return self.short_name
@property
def mdata_pretty_name(self) -> str:
if not self.uuid:
return ''
return self.manager.jack_metadatas.pretty_name(self.uuid)
@property
def mdata_portgroup(self) -> str:
if not self.uuid:
return ''
return self.manager.jack_metadatas.str_for_key(
self.uuid, JackMetadata.PORT_GROUP)
@property
def mdata_signal_type(self) -> str:
if not self.uuid:
return ''
return self.manager.jack_metadatas.str_for_key(
self.uuid, JackMetadata.SIGNAL_TYPE)
@property
def custom_name(self) -> str:
'The custom name of this port, if it exists'
return self.manager.custom_names.custom_port(self.full_name_id_free)
@property
def alsa_client_id(self) -> int:
if self.type is not PortType.MIDI_ALSA:
return -1
splitted_name = self.full_name.split(':')
if len(splitted_name) < 6:
return -1
alsa_client_id_str = splitted_name[2]
if not alsa_client_id_str.isdigit():
return -1
return int(alsa_client_id_str)
@property
def full_name_id_free(self) -> str:
'full_name without alsa client or port id, useful for pretty_names'
if self.type is PortType.MIDI_ALSA:
names = self.full_name.split(':')
return ':'.join(names[0:2] + names[4:])
return self.full_name
def add_the_last_digit(self):
self.graceful_name += ' ' + self.last_digit_to_add
self.last_digit_to_add = ''
self.rename_in_canvas()
def add_to_canvas(self, ignore_gpos=False, hidden_sides=PortMode.NULL):
if self.manager.very_fast_operation:
return
if self.in_canvas:
return
if not self.manager.port_type_shown(self.full_type):
return
if ignore_gpos:
if hidden_sides & self.mode:
return
else:
if self.group.current_position.hidden_port_modes() & self.mode:
return
patchcanvas.add_port(
self.group_id, self.port_id, self.cnv_name,
self.mode, self.type, self.subtype)
self.in_canvas = True
if self.conns_hidden_in_canvas:
visible_conns = set[Connection]()
for conn in self.conns_hidden_in_canvas:
for other_port in (conn.port_out, conn.port_in):
if other_port is self:
continue
if other_port.in_canvas:
visible_conns.add(conn)
other_port.set_hidden_conn_in_canvas(conn, False)
for conn in visible_conns:
self.set_hidden_conn_in_canvas(conn, False)
if self.conns_hidden_in_canvas:
patchcanvas.port_has_hidden_connection(
self.group_id, self.port_id,
bool(self.conns_hidden_in_canvas))
def remove_from_canvas(self):
if self.manager.very_fast_operation:
return
if not self.in_canvas:
return
patchcanvas.remove_port(self.group_id, self.port_id)
self.in_canvas = False
if self.conns_hidden_in_canvas:
for conn in self.conns_hidden_in_canvas:
for other_port in (conn.port_out, conn.port_in):
if other_port is self:
continue
def rename_in_canvas(self):
if not self.in_canvas:
return
patchcanvas.rename_port(
self.group_id, self.port_id, self.cnv_name)
def select_in_canvas(self):
if not self.in_canvas:
return
patchcanvas.select_port(self.group_id, self.port_id)
def set_hidden_conn_in_canvas(self, conn: Connection, yesno: bool):
had_hidden_conns = bool(self.conns_hidden_in_canvas)
if yesno:
self.conns_hidden_in_canvas.add(conn)
else:
self.conns_hidden_in_canvas.discard(conn)
if not self.in_canvas:
return
if had_hidden_conns == bool(self.conns_hidden_in_canvas):
return
patchcanvas.port_has_hidden_connection(
self.group_id, self.port_id,
bool(self.conns_hidden_in_canvas))
def __lt__(self, other: 'Port') -> bool:
if self.type != other.type:
return (self.type < other.type)
if self.subtype is not other.subtype:
return self.subtype < other.subtype
if self.order is None and other.order is None:
return self.port_id < other.port_id
if self.order is None:
return False
if other.order is None:
return True
return bool(self.order < other.order)
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