tuhi: move everything to base.py
Let tuhi.py just be the script that calls main. This way we're somewhat setup.py compatible.
This commit is contained in:
Peter Hutterer
parent
6fa14b65f2
commit
eb5efd2e1c
319
tuhi.py
319
tuhi.py
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@ -11,322 +11,7 @@
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# GNU General Public License for more details.
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#
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import argparse
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import json
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import logging
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import sys
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from gi.repository import GObject
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from tuhi.dbusserver import TuhiDBusServer
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from tuhi.ble import BlueZDeviceManager
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from tuhi.wacom import WacomDevice, Stroke
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from tuhi.config import TuhiConfig
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logging.basicConfig(format='%(levelname)s: %(name)s: %(message)s',
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level=logging.INFO)
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logger = logging.getLogger('tuhi')
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WACOM_COMPANY_ID = 0x4755
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class TuhiDrawing(object):
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class Stroke(object):
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def __init__(self):
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self.points = []
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def to_dict(self):
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d = {}
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d['points'] = [p.to_dict() for p in self.points]
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return d
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class Point(object):
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def __init__(self):
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pass
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def to_dict(self):
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d = {}
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for key in ['toffset', 'position', 'pressure']:
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val = getattr(self, key, None)
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if val is not None:
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d[key] = val
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return d
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def __init__(self, name, dimensions, timestamp):
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self.name = name
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self.dimensions = dimensions
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self.timestamp = timestamp
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self.strokes = []
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def json(self):
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JSON_FILE_FORMAT_VERSION = 1
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json_data = {
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'version': JSON_FILE_FORMAT_VERSION,
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'devicename': self.name,
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'dimensions': list(self.dimensions),
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'timestamp': self.timestamp,
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'strokes': [s.to_dict() for s in self.strokes]
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}
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return json.dumps(json_data)
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class TuhiDevice(GObject.Object):
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"""
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Glue object to combine the backend bluez DBus object (that talks to the
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real device) with the frontend DBusServer object that exports the device
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over Tuhi's DBus interface
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"""
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def __init__(self, bluez_device, config, uuid=None, paired=True):
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GObject.Object.__init__(self)
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self.config = config
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self._wacom_device = None
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self.drawings = []
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# We need either uuid or paired as false
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assert uuid is not None or paired is False
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self.paired = paired
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self._uuid = uuid
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bluez_device.connect('connected', self._on_bluez_device_connected)
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bluez_device.connect('disconnected', self._on_bluez_device_disconnected)
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self._bluez_device = bluez_device
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self._tuhi_dbus_device = None
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@GObject.Property
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def paired(self):
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return self._paired
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@paired.setter
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def paired(self, paired):
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self._paired = paired
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@property
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def name(self):
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return self._bluez_device.name
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@property
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def address(self):
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return self._bluez_device.address
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@property
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def dbus_device(self):
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return self._tuhi_dbus_device
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@dbus_device.setter
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def dbus_device(self, device):
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assert self._tuhi_dbus_device is None
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self._tuhi_dbus_device = device
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self._tuhi_dbus_device.connect('pair-requested', self._on_pair_requested)
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self._tuhi_dbus_device.connect('notify::listening', self._on_listening_updated)
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@GObject.Property
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def listening(self):
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return self._tuhi_dbus_device.listening
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def connect_device(self):
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self._bluez_device.connect_device()
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def _on_bluez_device_connected(self, bluez_device):
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logger.debug('{}: connected'.format(bluez_device.address))
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if self._wacom_device is None:
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self._wacom_device = WacomDevice(bluez_device, self._uuid)
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self._wacom_device.connect('drawing', self._on_drawing_received)
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self._wacom_device.connect('done', self._on_fetching_finished, bluez_device)
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self._wacom_device.connect('button-press-required', self._on_button_press_required)
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self._wacom_device.connect('notify::uuid', self._on_uuid_updated, bluez_device)
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self._wacom_device.start(not self.paired)
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self.pairing_mode = False
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def _on_bluez_device_disconnected(self, bluez_device):
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logger.debug('{}: disconnected'.format(bluez_device.address))
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def _on_pair_requested(self, dbus_device):
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if self.paired:
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return
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self.connect_device()
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def _on_drawing_received(self, device, drawing):
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logger.debug('Drawing received')
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d = TuhiDrawing(device.name, (0, 0), drawing.timestamp)
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for s in drawing:
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stroke = TuhiDrawing.Stroke()
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lastx, lasty, lastp = None, None, None
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for type, x, y, p in s.points:
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if x is not None:
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if type == Stroke.RELATIVE:
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x += lastx
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lastx = x
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if y is not None:
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if type == Stroke.RELATIVE:
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y += lasty
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lasty = y
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if p is not None:
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if type == Stroke.RELATIVE:
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p += lastp
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lastp = p
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lastx, lasty, lastp = x, y, p
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point = TuhiDrawing.Point()
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point.position = (lastx, lasty)
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point.pressure = lastp
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stroke.points.append(point)
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d.strokes.append(stroke)
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self._tuhi_dbus_device.add_drawing(d)
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def _on_fetching_finished(self, device, bluez_device):
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bluez_device.disconnect_device()
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def _on_button_press_required(self, device):
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self._tuhi_dbus_device.notify_button_press_required()
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def _on_uuid_updated(self, wacom_device, pspec, bluez_device):
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self.config.new_device(bluez_device.address, wacom_device.uuid)
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self.paired = True
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def _on_listening_updated(self, dbus_device, pspec):
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self.notify('listening')
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class Tuhi(GObject.Object):
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__gsignals__ = {
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"device-added":
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(GObject.SIGNAL_RUN_FIRST, None, (GObject.TYPE_PYOBJECT,)),
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"device-connected":
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(GObject.SIGNAL_RUN_FIRST, None, (GObject.TYPE_PYOBJECT,)),
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}
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def __init__(self):
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GObject.Object.__init__(self)
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self.server = TuhiDBusServer()
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self.server.connect('bus-name-acquired', self._on_tuhi_bus_name_acquired)
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self.server.connect('search-start-requested', self._on_start_search_requested)
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self.server.connect('search-stop-requested', self._on_stop_search_requested)
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self.bluez = BlueZDeviceManager()
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self.bluez.connect('device-added', self._on_bluez_device_updated)
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self.bluez.connect('device-updated', self._on_bluez_device_updated)
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self.bluez.connect('discovery-started', self._on_bluez_discovery_started)
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self.bluez.connect('discovery-stopped', self._on_bluez_discovery_stopped)
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self.config = TuhiConfig()
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self.devices = {}
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self._search_stop_handler = None
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def _on_tuhi_bus_name_acquired(self, dbus_server):
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self.bluez.connect_to_bluez()
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def _on_start_search_requested(self, dbus_server, stop_handler):
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self._search_stop_handler = stop_handler
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self.bluez.start_discovery(timeout=30)
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def _on_stop_search_requested(self, dbus_server):
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# If you request to stop, you get a successful stop and we ignore
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# anything the server does underneath
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self._search_stop_handler(0)
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self._search_stop_handler = None
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self.bluez.stop_discovery()
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self._search_device_handler = None
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@classmethod
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def _is_pairing_device(cls, bluez_device):
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if bluez_device.vendor_id != WACOM_COMPANY_ID:
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return False
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manufacturer_data = bluez_device.get_manufacturer_data(WACOM_COMPANY_ID)
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return manufacturer_data is not None and len(manufacturer_data) == 4
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def _on_bluez_discovery_started(self, manager):
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# Something else may turn discovery mode on, we don't care about
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# it then
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if not self._search_stop_handler:
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return
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def _on_bluez_discovery_stopped(self, manager):
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if self._search_stop_handler is not None:
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self._search_stop_handler(0)
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# restart discovery if some users are already in the listening mode
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self._on_listening_updated(None, None)
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def _on_bluez_device_updated(self, manager, bluez_device, event=True):
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uuid = None
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# check if the device is already known by us
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try:
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config = self.config.devices[bluez_device.address]
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uuid = config['uuid']
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except KeyError:
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pass
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if uuid is None and bluez_device.vendor_id != WACOM_COMPANY_ID:
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return
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# if event is set, the device has been 'hotplugged' in the bluez stack
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# so ManufacturerData is reliable. Else, consider the device not in
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# the pairing mode
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pairing_device = False
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if event:
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pairing_device = Tuhi._is_pairing_device(bluez_device)
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if not pairing_device:
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if uuid is None:
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logger.info('{}: device without config, must be paired first'.format(bluez_device.address))
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return
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logger.debug('{}: UUID {}'.format(bluez_device.address, uuid))
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# create the device if unknown from us
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if bluez_device.address not in self.devices:
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d = TuhiDevice(bluez_device, self.config, uuid=uuid, paired=not pairing_device)
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d.dbus_device = self.server.create_device(d)
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d.connect('notify::listening', self._on_listening_updated)
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self.devices[bluez_device.address] = d
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d = self.devices[bluez_device.address]
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if Tuhi._is_pairing_device(bluez_device):
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d.paired = False
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logger.debug('{}: call Pair() on device'.format(bluez_device.objpath))
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elif d.listening:
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d.connect_device()
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def _on_listening_updated(self, tuhi_dbus_device, pspec):
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listen = False
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for dev in self.devices.values():
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if dev.listening:
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listen = True
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break
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if listen:
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self.bluez.start_discovery()
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else:
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self.bluez.stop_discovery()
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def main(args):
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desc = "Daemon to extract the pen stroke data from Wacom SmartPad devices"
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parser = argparse.ArgumentParser(description=desc)
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parser.add_argument('-v', '--verbose',
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help='Show some debugging informations',
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action='store_true',
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default=False)
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ns = parser.parse_args(args[1:])
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if ns.verbose:
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logger.setLevel(logging.DEBUG)
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Tuhi()
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try:
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GObject.MainLoop().run()
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except KeyboardInterrupt:
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pass
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finally:
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pass
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import tuhi.base
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if __name__ == "__main__":
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main(sys.argv)
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tuhi.base.main()
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@ -0,0 +1,328 @@
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#!/usr/bin/env python3
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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import argparse
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import json
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import logging
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import sys
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from gi.repository import GObject
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from tuhi.dbusserver import TuhiDBusServer
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from tuhi.ble import BlueZDeviceManager
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from tuhi.wacom import WacomDevice, Stroke
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from tuhi.config import TuhiConfig
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logging.basicConfig(format='%(levelname)s: %(name)s: %(message)s',
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level=logging.INFO)
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logger = logging.getLogger('tuhi')
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WACOM_COMPANY_ID = 0x4755
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class TuhiDrawing(object):
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class Stroke(object):
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def __init__(self):
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self.points = []
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def to_dict(self):
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d = {}
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d['points'] = [p.to_dict() for p in self.points]
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return d
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class Point(object):
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def __init__(self):
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pass
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def to_dict(self):
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d = {}
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for key in ['toffset', 'position', 'pressure']:
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val = getattr(self, key, None)
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if val is not None:
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d[key] = val
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return d
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def __init__(self, name, dimensions, timestamp):
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self.name = name
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self.dimensions = dimensions
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self.timestamp = timestamp
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self.strokes = []
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def json(self):
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JSON_FILE_FORMAT_VERSION = 1
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json_data = {
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'version': JSON_FILE_FORMAT_VERSION,
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'devicename': self.name,
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'dimensions': list(self.dimensions),
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'timestamp': self.timestamp,
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'strokes': [s.to_dict() for s in self.strokes]
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}
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return json.dumps(json_data)
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class TuhiDevice(GObject.Object):
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"""
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Glue object to combine the backend bluez DBus object (that talks to the
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real device) with the frontend DBusServer object that exports the device
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over Tuhi's DBus interface
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"""
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def __init__(self, bluez_device, config, uuid=None, paired=True):
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GObject.Object.__init__(self)
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self.config = config
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self._wacom_device = None
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self.drawings = []
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# We need either uuid or paired as false
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assert uuid is not None or paired is False
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self.paired = paired
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self._uuid = uuid
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bluez_device.connect('connected', self._on_bluez_device_connected)
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bluez_device.connect('disconnected', self._on_bluez_device_disconnected)
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self._bluez_device = bluez_device
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self._tuhi_dbus_device = None
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@GObject.Property
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def paired(self):
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return self._paired
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@paired.setter
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def paired(self, paired):
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self._paired = paired
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@property
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def name(self):
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return self._bluez_device.name
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@property
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def address(self):
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return self._bluez_device.address
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@property
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def dbus_device(self):
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return self._tuhi_dbus_device
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@dbus_device.setter
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def dbus_device(self, device):
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assert self._tuhi_dbus_device is None
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self._tuhi_dbus_device = device
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self._tuhi_dbus_device.connect('pair-requested', self._on_pair_requested)
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self._tuhi_dbus_device.connect('notify::listening', self._on_listening_updated)
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@GObject.Property
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def listening(self):
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return self._tuhi_dbus_device.listening
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def connect_device(self):
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self._bluez_device.connect_device()
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def _on_bluez_device_connected(self, bluez_device):
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logger.debug('{}: connected'.format(bluez_device.address))
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if self._wacom_device is None:
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self._wacom_device = WacomDevice(bluez_device, self._uuid)
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self._wacom_device.connect('drawing', self._on_drawing_received)
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self._wacom_device.connect('done', self._on_fetching_finished, bluez_device)
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self._wacom_device.connect('button-press-required', self._on_button_press_required)
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self._wacom_device.connect('notify::uuid', self._on_uuid_updated, bluez_device)
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self._wacom_device.start(not self.paired)
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self.pairing_mode = False
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def _on_bluez_device_disconnected(self, bluez_device):
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logger.debug('{}: disconnected'.format(bluez_device.address))
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def _on_pair_requested(self, dbus_device):
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if self.paired:
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return
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self.connect_device()
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def _on_drawing_received(self, device, drawing):
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logger.debug('Drawing received')
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d = TuhiDrawing(device.name, (0, 0), drawing.timestamp)
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for s in drawing:
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stroke = TuhiDrawing.Stroke()
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lastx, lasty, lastp = None, None, None
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for type, x, y, p in s.points:
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if x is not None:
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if type == Stroke.RELATIVE:
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x += lastx
|
||||
lastx = x
|
||||
if y is not None:
|
||||
if type == Stroke.RELATIVE:
|
||||
y += lasty
|
||||
lasty = y
|
||||
if p is not None:
|
||||
if type == Stroke.RELATIVE:
|
||||
p += lastp
|
||||
lastp = p
|
||||
|
||||
lastx, lasty, lastp = x, y, p
|
||||
point = TuhiDrawing.Point()
|
||||
point.position = (lastx, lasty)
|
||||
point.pressure = lastp
|
||||
stroke.points.append(point)
|
||||
d.strokes.append(stroke)
|
||||
|
||||
self._tuhi_dbus_device.add_drawing(d)
|
||||
|
||||
def _on_fetching_finished(self, device, bluez_device):
|
||||
bluez_device.disconnect_device()
|
||||
|
||||
def _on_button_press_required(self, device):
|
||||
self._tuhi_dbus_device.notify_button_press_required()
|
||||
|
||||
def _on_uuid_updated(self, wacom_device, pspec, bluez_device):
|
||||
self.config.new_device(bluez_device.address, wacom_device.uuid)
|
||||
self.paired = True
|
||||
|
||||
def _on_listening_updated(self, dbus_device, pspec):
|
||||
self.notify('listening')
|
||||
|
||||
|
||||
class Tuhi(GObject.Object):
|
||||
__gsignals__ = {
|
||||
"device-added":
|
||||
(GObject.SIGNAL_RUN_FIRST, None, (GObject.TYPE_PYOBJECT,)),
|
||||
"device-connected":
|
||||
(GObject.SIGNAL_RUN_FIRST, None, (GObject.TYPE_PYOBJECT,)),
|
||||
}
|
||||
|
||||
def __init__(self):
|
||||
GObject.Object.__init__(self)
|
||||
self.server = TuhiDBusServer()
|
||||
self.server.connect('bus-name-acquired', self._on_tuhi_bus_name_acquired)
|
||||
self.server.connect('search-start-requested', self._on_start_search_requested)
|
||||
self.server.connect('search-stop-requested', self._on_stop_search_requested)
|
||||
self.bluez = BlueZDeviceManager()
|
||||
self.bluez.connect('device-added', self._on_bluez_device_updated)
|
||||
self.bluez.connect('device-updated', self._on_bluez_device_updated)
|
||||
self.bluez.connect('discovery-started', self._on_bluez_discovery_started)
|
||||
self.bluez.connect('discovery-stopped', self._on_bluez_discovery_stopped)
|
||||
|
||||
self.config = TuhiConfig()
|
||||
|
||||
self.devices = {}
|
||||
|
||||
self._search_stop_handler = None
|
||||
|
||||
def _on_tuhi_bus_name_acquired(self, dbus_server):
|
||||
self.bluez.connect_to_bluez()
|
||||
|
||||
def _on_start_search_requested(self, dbus_server, stop_handler):
|
||||
self._search_stop_handler = stop_handler
|
||||
self.bluez.start_discovery(timeout=30)
|
||||
|
||||
def _on_stop_search_requested(self, dbus_server):
|
||||
# If you request to stop, you get a successful stop and we ignore
|
||||
# anything the server does underneath
|
||||
self._search_stop_handler(0)
|
||||
self._search_stop_handler = None
|
||||
self.bluez.stop_discovery()
|
||||
self._search_device_handler = None
|
||||
|
||||
@classmethod
|
||||
def _is_pairing_device(cls, bluez_device):
|
||||
if bluez_device.vendor_id != WACOM_COMPANY_ID:
|
||||
return False
|
||||
|
||||
manufacturer_data = bluez_device.get_manufacturer_data(WACOM_COMPANY_ID)
|
||||
return manufacturer_data is not None and len(manufacturer_data) == 4
|
||||
|
||||
def _on_bluez_discovery_started(self, manager):
|
||||
# Something else may turn discovery mode on, we don't care about
|
||||
# it then
|
||||
if not self._search_stop_handler:
|
||||
return
|
||||
|
||||
def _on_bluez_discovery_stopped(self, manager):
|
||||
if self._search_stop_handler is not None:
|
||||
self._search_stop_handler(0)
|
||||
|
||||
# restart discovery if some users are already in the listening mode
|
||||
self._on_listening_updated(None, None)
|
||||
|
||||
def _on_bluez_device_updated(self, manager, bluez_device, event=True):
|
||||
uuid = None
|
||||
|
||||
# check if the device is already known by us
|
||||
try:
|
||||
config = self.config.devices[bluez_device.address]
|
||||
uuid = config['uuid']
|
||||
except KeyError:
|
||||
pass
|
||||
|
||||
if uuid is None and bluez_device.vendor_id != WACOM_COMPANY_ID:
|
||||
return
|
||||
|
||||
# if event is set, the device has been 'hotplugged' in the bluez stack
|
||||
# so ManufacturerData is reliable. Else, consider the device not in
|
||||
# the pairing mode
|
||||
pairing_device = False
|
||||
if event:
|
||||
pairing_device = Tuhi._is_pairing_device(bluez_device)
|
||||
|
||||
if not pairing_device:
|
||||
if uuid is None:
|
||||
logger.info('{}: device without config, must be paired first'.format(bluez_device.address))
|
||||
return
|
||||
logger.debug('{}: UUID {}'.format(bluez_device.address, uuid))
|
||||
|
||||
# create the device if unknown from us
|
||||
if bluez_device.address not in self.devices:
|
||||
d = TuhiDevice(bluez_device, self.config, uuid=uuid, paired=not pairing_device)
|
||||
d.dbus_device = self.server.create_device(d)
|
||||
d.connect('notify::listening', self._on_listening_updated)
|
||||
self.devices[bluez_device.address] = d
|
||||
|
||||
d = self.devices[bluez_device.address]
|
||||
|
||||
if Tuhi._is_pairing_device(bluez_device):
|
||||
d.paired = False
|
||||
logger.debug('{}: call Pair() on device'.format(bluez_device.objpath))
|
||||
elif d.listening:
|
||||
d.connect_device()
|
||||
|
||||
def _on_listening_updated(self, tuhi_dbus_device, pspec):
|
||||
listen = False
|
||||
for dev in self.devices.values():
|
||||
if dev.listening:
|
||||
listen = True
|
||||
break
|
||||
|
||||
if listen:
|
||||
self.bluez.start_discovery()
|
||||
else:
|
||||
self.bluez.stop_discovery()
|
||||
|
||||
|
||||
def main(args=sys.argv):
|
||||
desc = "Daemon to extract the pen stroke data from Wacom SmartPad devices"
|
||||
parser = argparse.ArgumentParser(description=desc)
|
||||
parser.add_argument('-v', '--verbose',
|
||||
help='Show some debugging informations',
|
||||
action='store_true',
|
||||
default=False)
|
||||
|
||||
ns = parser.parse_args(args[1:])
|
||||
if ns.verbose:
|
||||
logger.setLevel(logging.DEBUG)
|
||||
|
||||
Tuhi()
|
||||
try:
|
||||
GObject.MainLoop().run()
|
||||
except KeyboardInterrupt:
|
||||
pass
|
||||
finally:
|
||||
pass
|
||||
Loading…
Reference in New Issue