The following configurations require the evdev. If it is not already installed, install it with sudo apt install xserver-xorg-input-evdev. For more information about the evdev options and their syntax please see the evdev manpage and the InputClass configuration options.

The following procedure will configure X Windows so a long-touch (touch and hold) will simulate a right-click and display a context menu.

1. Create the file /etc/X11/xorg.conf.d/90-touch-gestures.conf with the following contents:

   Section "InputClass"
       Identifier "touch gestures"
       Driver "evdev"
       MatchProduct "Microchip Technology Inc. AR1100 HID-MOUSE"
       Option "EmulateThirdButton" "1"
       Option "EmulateThirdButtonTimeout" "750"
       Option "EmulateThirdButtonMoveThreshold" "50"
   EndSection

2. Reboot

The following procedure will configure X Windows so when you touch and drag your finger up and down the touchscreen it will scroll.

1. Create the file /etc/X11/xorg.conf.d/90-touch-gestures.conf with the following contents:

   Section "InputClass"
       Identifier "touch gestures"
       Driver "evdev"
       MatchProduct "Microchip Technology Inc. AR1100 HID-MOUSE"
       Option "EmulateWheel" "1"
       Option "EmulateWheelButton" "1"
       Option "EmulateWheelInertia" "10"
       Option "EmulateWheelTimeout" "200"
       Option "YAxisMapping" "4 5"
   EndSection

2. Reboot

Use Option "YAxisMapping" "5 4" to invert the scroll direction.