wayland: implement wl_touch

Co-authored-by: Julian Orth <ju.orth@gmail.com>

jay-config/src/_private/client.rs

@@ -897,6 +897,10 @@ impl Client {
         self.send(&ClientMessage::SetTransformMatrix { device, matrix })
     }
 
+    pub fn set_calibration_matrix(&self, device: InputDevice, matrix: [[f32; 3]; 2]) {
+        self.send(&ClientMessage::SetCalibrationMatrix { device, matrix })
+    }
+
     pub fn set_px_per_wheel_scroll(&self, device: InputDevice, px: f64) {
         self.send(&ClientMessage::SetPxPerWheelScroll { device, px })
     }

jay-config/src/_private/ipc.rs

@@ -502,6 +502,10 @@ pub enum ClientMessage<'a> {
         connector: Option<Connector>,
         mode: TearingMode,
     },
+    SetCalibrationMatrix {
+        device: InputDevice,
+        matrix: [[f32; 3]; 2],
+    },
 }
 
 #[derive(Serialize, Deserialize, Debug)]

jay-config/src/input.rs

@@ -80,6 +80,13 @@ impl InputDevice {
         get!().set_transform_matrix(self, matrix);
     }
 
+    /// Sets the calibration matrix of the device.
+    ///
+    /// This corresponds to the libinput setting of the same name.
+    pub fn set_calibration_matrix(self, matrix: [[f32; 3]; 2]) {
+        get!().set_calibration_matrix(self, matrix);
+    }
+
     /// Returns the name of the device.
     pub fn name(self) -> String {
         get!(String::new()).device_name(self)