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wacom: split the time parsing functions out 

Doesn't gain us that much, but we can re-use it when parsing stroke data
lateron.

This also will be useful for the Intuos Pro support
pull/81/merge
Peter Hutterer 2018-02-09 15:25:50 +10:00 committed by Benjamin Tissoires
parent b5e6ad6559
commit 6cff3b8f79
1 changed files with 14 additions and 6 deletions
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20
tuhi/wacom.py
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@ -314,10 +314,18 @@ class WacomProtocolBase(WacomProtocolLowLevelComm):
self.send_nordic_command_sync(command=0xe3,
expected_opcode=0xb3)
def set_time(self):
def time_to_bytes(self):
# Device time is UTC
current_time = time.strftime('%y%m%d%H%M%S', time.gmtime())
args = [int(i) for i in binascii.unhexlify(current_time)]
return [int(i) for i in binascii.unhexlify(current_time)]
def time_from_bytes(self, data):
assert len(data) >= 6
str_timestamp = ''.join([f'{d:02x}' for d in data])
return time.strptime(str_timestamp, '%y%m%d%H%M%S')
def set_time(self):
args = self.time_to_bytes()
self.send_nordic_command_sync(command=0xb6,
expected_opcode=0xb3,
arguments=args)
@ -325,7 +333,8 @@ class WacomProtocolBase(WacomProtocolLowLevelComm):
def read_time(self):
data = self.send_nordic_command_sync(command=0xb6,
expected_opcode=0xbd)
logger.debug(f'b6 returned {data}')
ts = self.time_from_bytes(data)
logger.debug(f'b6 returned time: {ts}')
# FIXME: check if data matches self.current_time
def get_battery_info(self):
@ -553,7 +562,7 @@ class WacomProtocolBase(WacomProtocolLowLevelComm):
transaction_count = 0
while self.is_data_available():
count, timestamp = self.get_stroke_data()
logger.info(f'receiving {count} bytes drawn on {time.asctime(timestamp)}')
logger.info(f'receiving {count} bytes drawn on UTC {time.strftime("%y%m%d%H%M%S", timestamp)}')
self.start_reading()
pen_data = self.wait_for_end_read()
str_pen = binascii.hexlify(bytes(pen_data))
@ -631,8 +640,7 @@ class WacomProtocolSlate(WacomProtocolSpark):
expected_opcode=0xcf)
# logger.debug(f'cc returned {data} ')
count = int.from_bytes(data[0:4], byteorder='little')
str_timestamp = ''.join([f'{d:02x}' for d in data[4:]])
timestamp = time.strptime(str_timestamp, '%y%m%d%H%M%S')
timestamp = self.time_from_bytes(data[4:])
return count, timestamp
def register_device_finish(self):