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#!/usr/bin/env python3
#
# Fake tablet emulator
import sys
import libevdev
from libevdev import InputEvent, InputAbsInfo
import time
def prox_in(x, y, z=0, tilt=(0, 0), pressure=100, distance=0):
return [
InputEvent(libevdev.ABS_X, x),
InputEvent(libevdev.ABS_Y, y),
InputEvent(libevdev.ABS_Z, z),
# Note: wheel for pen/eraser must be 0
InputEvent(libevdev.ABS_WHEEL, 0),
InputEvent(libevdev.ABS_PRESSURE, pressure),
InputEvent(libevdev.ABS_DISTANCE, distance),
InputEvent(libevdev.ABS_TILT_X, tilt[0]),
InputEvent(libevdev.ABS_TILT_Y, tilt[1]),
InputEvent(libevdev.ABS_MISC, 2083),
InputEvent(libevdev.MSC_SERIAL, 297797542),
# Change to BTN_TOOL_RUBBER for the eraser end
InputEvent(libevdev.BTN_TOOL_PEN, 1),
InputEvent(libevdev.SYN_REPORT, 0),
]
def prox_out():
return [
InputEvent(libevdev.ABS_X, 0),
InputEvent(libevdev.ABS_Y, 0),
InputEvent(libevdev.ABS_Z, 0),
InputEvent(libevdev.ABS_WHEEL, 0),
InputEvent(libevdev.ABS_PRESSURE, 0),
InputEvent(libevdev.ABS_DISTANCE, 0),
InputEvent(libevdev.ABS_TILT_X, 0),
InputEvent(libevdev.ABS_TILT_Y, 0),
InputEvent(libevdev.ABS_MISC, 0),
InputEvent(libevdev.MSC_SERIAL, 297797542),
InputEvent(libevdev.BTN_TOOL_PEN, 0),
InputEvent(libevdev.SYN_REPORT, 0),
]
def motion(x, y, z=0, tilt=(0, 0), pressure=100, distance=0):
return [
InputEvent(libevdev.ABS_X, x),
InputEvent(libevdev.ABS_Y, y),
InputEvent(libevdev.ABS_Z, z),
InputEvent(libevdev.ABS_WHEEL, 0),
InputEvent(libevdev.ABS_PRESSURE, pressure),
InputEvent(libevdev.ABS_DISTANCE, distance),
InputEvent(libevdev.ABS_TILT_X, tilt[0]),
InputEvent(libevdev.ABS_TILT_Y, tilt[1]),
InputEvent(libevdev.MSC_SERIAL, 297797542),
InputEvent(libevdev.SYN_REPORT, 0),
]
def main(args):
dev = libevdev.Device()
dev.name = "Wacom Cintiq Pro 16 Pen"
dev.id = {"bustype": 0x3, "vendor": 0x56A, "product": 0x350, "version": 0xB}
dev.enable(libevdev.BTN_TOOL_PEN)
dev.enable(libevdev.BTN_TOOL_RUBBER)
dev.enable(libevdev.BTN_TOOL_BRUSH)
dev.enable(libevdev.BTN_TOOL_PENCIL)
dev.enable(libevdev.BTN_TOOL_AIRBRUSH)
dev.enable(libevdev.BTN_TOUCH)
dev.enable(libevdev.BTN_STYLUS)
dev.enable(libevdev.BTN_STYLUS2)
dev.enable(libevdev.BTN_STYLUS3)
dev.enable(libevdev.MSC_SERIAL)
dev.enable(libevdev.INPUT_PROP_DIRECT)
a = InputAbsInfo(minimum=0, maximum=69920, resolution=200)
dev.enable(libevdev.EV_ABS.ABS_X, data=a)
a = InputAbsInfo(minimum=0, maximum=39980, resolution=200)
dev.enable(libevdev.EV_ABS.ABS_Y, data=a)
a = InputAbsInfo(minimum=-900, maximum=899, resolution=287)
dev.enable(libevdev.EV_ABS.ABS_Z, data=a)
a = InputAbsInfo(minimum=0, maximum=2047)
dev.enable(libevdev.EV_ABS.ABS_WHEEL, data=a)
a = InputAbsInfo(minimum=0, maximum=8196)
dev.enable(libevdev.EV_ABS.ABS_PRESSURE, data=a)
a = InputAbsInfo(minimum=0, maximum=63)
dev.enable(libevdev.EV_ABS.ABS_DISTANCE, data=a)
a = InputAbsInfo(minimum=-64, maximum=63, resolution=57)
dev.enable(libevdev.EV_ABS.ABS_TILT_X, data=a)
dev.enable(libevdev.EV_ABS.ABS_TILT_Y, data=a)
a = InputAbsInfo(minimum=0, maximum=0)
dev.enable(libevdev.EV_ABS.ABS_MISC, data=a)
try:
uinput = dev.create_uinput_device()
print("New device at {} ({})".format(uinput.devnode, uinput.syspath))
# Sleep for a bit so udev, libinput, Xorg, Wayland, ... all have had
# a chance to see the device and initialize it. Otherwise the event
# will be sent by the kernel but nothing is ready to listen to the
# device yet.
time.sleep(1)
x, y = 3000, 5000
events = prox_in(x, y)
uinput.send_events(events)
time.sleep(0.012)
for _ in range(5):
x += 1000
y += 1000
events = motion(x, y)
uinput.send_events(events)
time.sleep(0.012)
events = prox_out()
uinput.send_events(events)
time.sleep(0.012)
except OSError as e:
print(e)
if __name__ == "__main__":
main(sys.argv)
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