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|
use gtk::prelude::*;
use gtk::{Widget, glib};
use std::time::{Duration, SystemTime};
use wayland_client::protocol::wl_pointer::ButtonState;
use wayland_client::protocol::wl_registry;
use wayland_client::protocol::wl_seat::WlSeat;
use wayland_client::{Connection, Dispatch, EventQueue, QueueHandle, delegate_noop};
use wayland_protocols_wlr::virtual_pointer::v1::client::zwlr_virtual_pointer_manager_v1::ZwlrVirtualPointerManagerV1;
use wayland_protocols_wlr::virtual_pointer::v1::client::zwlr_virtual_pointer_v1::ZwlrVirtualPointerV1;
#[derive(Default)]
struct State {
seat: Option<WlSeat>,
pointer_manager: Option<ZwlrVirtualPointerManagerV1>,
}
pub struct VirtualPointer {
ts: SystemTime,
event_queue: EventQueue<State>,
ptr: ZwlrVirtualPointerV1,
x: u32,
y: u32,
}
impl Dispatch<wl_registry::WlRegistry, ()> for State {
fn event(
state: &mut Self,
registry: &wl_registry::WlRegistry,
event: wl_registry::Event,
_data: &(),
_conn: &Connection,
qh: &QueueHandle<Self>,
) {
if let wl_registry::Event::Global {
name,
interface,
version: _,
} = event
{
match &interface[..] {
"wl_seat" => {
state.seat = Some(registry.bind::<WlSeat, _, _>(name, 1, qh, ()));
}
"zwlr_virtual_pointer_manager_v1" => {
state.pointer_manager =
Some(registry.bind::<ZwlrVirtualPointerManagerV1, _, _>(name, 1, qh, ()));
}
_ => {}
}
}
}
}
impl VirtualPointer {
pub fn new(conn: Connection, width: u32, height: u32) -> Self {
let mut event_queue = conn.new_event_queue();
let mut state: State = Default::default();
let _ = conn.display().get_registry(&event_queue.handle(), ());
let ts = SystemTime::now();
event_queue.roundtrip(&mut state).unwrap();
let ptr = state
.pointer_manager
.as_ref()
.unwrap()
.create_virtual_pointer(state.seat.as_ref(), &event_queue.handle(), ());
let x = width / 2;
let y = height / 2;
ptr.motion_absolute(ts.elapsed().unwrap().as_millis() as _, x, y, width, height);
ptr.frame();
event_queue.flush().unwrap();
Self {
ts,
event_queue: conn.new_event_queue(),
ptr,
x,
y,
}
}
pub async fn click_on(&mut self, widget: &impl IsA<Widget>) {
let (mut x, y) = widget
.translate_coordinates(&widget.toplevel().unwrap(), 0, 0)
.unwrap();
x += widget.allocated_width() / 2;
self.click_at(x as _, y as _).await;
}
pub async fn click_at(&mut self, x: u32, y: u32) {
while self.x != x || self.y != y {
fn step(distance: f64) -> f64 {
let abs = distance.abs();
let step = distance * (1. / abs);
(if abs == 0. {
0.
} else if abs > 10. {
step * 3.
} else {
step
})
.floor()
}
let distance_x = x as f64 - self.x as f64;
let distance_y = y as f64 - self.y as f64;
let step_x = step(distance_x);
let step_y = step(distance_y);
self.ptr
.motion(self.ts.elapsed().unwrap().as_millis() as _, step_x, step_y);
self.ptr.frame();
self.event_queue.flush().unwrap();
self.x = (self.x as f64 + step_x) as _;
self.y = (self.y as f64 + step_y) as _;
glib::timeout_future(Duration::from_millis(1)).await;
}
glib::timeout_future(Duration::from_millis(150)).await;
self.click().await;
}
pub async fn click(&self) {
// I found this magic 272 constant in moverest/wl-kbptr sources.
// TODO: demystify this voodoo number
self.ptr.button(
self.ts.elapsed().unwrap().as_millis() as _,
272,
ButtonState::Pressed,
);
self.ptr.frame();
self.event_queue.flush().unwrap();
glib::timeout_future(Duration::from_millis(50)).await;
self.ptr.button(
self.ts.elapsed().unwrap().as_millis() as _,
272,
ButtonState::Released,
);
self.ptr.frame();
self.event_queue.flush().unwrap();
}
}
delegate_noop!(State: ignore WlSeat);
delegate_noop!(State: ignore ZwlrVirtualPointerManagerV1);
delegate_noop!(State: ignore ZwlrVirtualPointerV1);
|
