You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
115 lines
3.3 KiB
Python
115 lines
3.3 KiB
Python
import logging
|
|
import struct
|
|
|
|
logging.basicConfig(format='%(message)s')
|
|
log = logging.getLogger(__name__)
|
|
|
|
# evtype_sync = 0
|
|
# evtype_key = 1
|
|
e_type_abs = 3
|
|
|
|
# evcode_stylus_distance = 25
|
|
# evcode_stylus_xtilt = 26
|
|
# evcode_stylus_ytilt = 27
|
|
e_code_stylus_xpos = 1
|
|
e_code_stylus_ypos = 0
|
|
e_code_stylus_pressure = 24
|
|
# evcode_finger_xpos = 53
|
|
# evcode_finger_ypos = 54
|
|
# evcode_finger_pressure = 58
|
|
|
|
# wacom digitizer dimensions
|
|
wacom_width = 15725
|
|
wacom_height = 20967
|
|
# touchscreen dimensions
|
|
# finger_width = 767
|
|
# finger_height = 1023
|
|
|
|
|
|
# remap wacom coordinates in various orientations
|
|
def remap(x, y, wacom_width, wacom_height, monitor_width, monitor_height, mode, orientation=None):
|
|
|
|
if orientation == 'bottom':
|
|
y = wacom_height - y
|
|
elif orientation == 'right':
|
|
x, y = wacom_height - y, wacom_width - x
|
|
wacom_width, wacom_height = wacom_height, wacom_width
|
|
elif orientation == 'left':
|
|
x, y = y, x
|
|
wacom_width, wacom_height = wacom_height, wacom_width
|
|
elif orientation == 'top':
|
|
x = wacom_width - x
|
|
|
|
ratio_width, ratio_height = monitor.width / wacom_width, monitor.height / wacom_height
|
|
|
|
if mode == 'fill':
|
|
scaling = max(ratio_width, ratio_height)
|
|
else:
|
|
scaling = min(ratio_width, ratio_height)
|
|
|
|
return (
|
|
scaling * (x - (wacom_width - monitor.width / scaling) / 2),
|
|
scaling * (y - (wacom_height - monitor.height / scaling) / 2)
|
|
)
|
|
|
|
|
|
def read_tablet(args, remote_device):
|
|
"""Loop forever and map evdev events to mouse"""
|
|
|
|
from screeninfo import get_monitors
|
|
from pynput.mouse import Button, Controller
|
|
|
|
lifted = True
|
|
new_x = new_y = False
|
|
|
|
mouse = Controller()
|
|
|
|
monitor = get_monitors()[args.monitor]
|
|
log.debug('Chose monitor: {}'.format(monitor))
|
|
|
|
while True:
|
|
_, _, e_type, e_code, e_value = struct.unpack('2IHHi', remote_device.read(16))
|
|
|
|
if e_type == e_type_abs:
|
|
|
|
# handle x direction
|
|
if e_code == e_code_stylus_xpos:
|
|
log.debug(e_value)
|
|
x = e_value
|
|
new_x = True
|
|
|
|
# handle y direction
|
|
if e_code == e_code_stylus_ypos:
|
|
log.debug('\t{}'.format(e_value))
|
|
y = e_value
|
|
new_y = True
|
|
|
|
# handle draw
|
|
if e_code == e_code_stylus_pressure:
|
|
log.debug('\t\t{}'.format(e_value))
|
|
if e_value > args.threshold:
|
|
if lifted:
|
|
log.debug('PRESS')
|
|
lifted = False
|
|
mouse.press(Button.left)
|
|
else:
|
|
if not lifted:
|
|
log.debug('RELEASE')
|
|
lifted = True
|
|
mouse.release(Button.left)
|
|
|
|
|
|
# only move when x and y are updated for smoother mouse
|
|
if new_x and new_y:
|
|
mapped_x, mapped_y = remap(
|
|
x, y,
|
|
wacom_width, wacom_height,
|
|
monitor, args.orientation,
|
|
args.mode
|
|
)
|
|
mouse.move(
|
|
monitor.x + mapped_x - mouse.position[0],
|
|
monitor.y + mapped_y - mouse.position[1]
|
|
)
|
|
new_x = new_y = False
|