wayland: implement wlr-virtual-pointer-unstable-v1

wire/zwlr_virtual_pointer_manager_v1.txt

@@ -0,0 +1,13 @@
+request create_virtual_pointer {
+    seat: id(wl_seat),
+    id: id(zwlr_virtual_pointer_v1) (new),
+}
+
+request destroy (destructor, since = 1) {
+}
+
+request create_virtual_pointer_with_output (since = 2) {
+    seat: id(wl_seat),
+    output: id(wl_output),
+    id: id(zwlr_virtual_pointer_v1) (new),
+}

wire/zwlr_virtual_pointer_v1.txt

@@ -0,0 +1,47 @@
+request motion {
+    time: u32,
+    dx: fixed,
+    dy: fixed,
+}
+
+request motion_absolute {
+    time: u32,
+    x: u32,
+    y: u32,
+    x_extent: u32,
+    y_extent: u32,
+}
+
+request button {
+    time: u32,
+    button: u32,
+    state: u32,
+}
+
+request axis {
+    time: u32,
+    axis: u32,
+    value: fixed,
+}
+
+request frame {
+}
+
+request axis_source {
+    axis_source: u32,
+}
+
+request axis_stop {
+    time: u32,
+    axis: u32,
+}
+
+request axis_discrete {
+    time: u32,
+    axis: u32,
+    value: fixed,
+    discrete: i32,
+}
+
+request destroy (destructor, since = 1) {
+}