mirror of
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Initial Commit
This commit is contained in:
lelgenio
commit
9e231676f7
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "91ae572e1b79dba883e0d315474df7305d12f569b400fcf90581b06062f7e1bc"
|
||||
|
||||
[[package]]
|
||||
name = "windows_aarch64_msvc"
|
||||
version = "0.42.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "e08e8864a60f06ef0d0ff4ba04124db8b0fb3be5776a5cd47641e942e58c4d43"
|
||||
|
||||
[[package]]
|
||||
name = "windows_aarch64_msvc"
|
||||
version = "0.48.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "b2ef27e0d7bdfcfc7b868b317c1d32c641a6fe4629c171b8928c7b08d98d7cf3"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_gnu"
|
||||
version = "0.42.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "c61d927d8da41da96a81f029489353e68739737d3beca43145c8afec9a31a84f"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_gnu"
|
||||
version = "0.48.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "622a1962a7db830d6fd0a69683c80a18fda201879f0f447f065a3b7467daa241"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_msvc"
|
||||
version = "0.42.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "44d840b6ec649f480a41c8d80f9c65108b92d89345dd94027bfe06ac444d1060"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_msvc"
|
||||
version = "0.48.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "4542c6e364ce21bf45d69fdd2a8e455fa38d316158cfd43b3ac1c5b1b19f8e00"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnu"
|
||||
version = "0.42.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8de912b8b8feb55c064867cf047dda097f92d51efad5b491dfb98f6bbb70cb36"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnu"
|
||||
version = "0.48.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ca2b8a661f7628cbd23440e50b05d705db3686f894fc9580820623656af974b1"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnullvm"
|
||||
version = "0.42.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "26d41b46a36d453748aedef1486d5c7a85db22e56aff34643984ea85514e94a3"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnullvm"
|
||||
version = "0.48.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "7896dbc1f41e08872e9d5e8f8baa8fdd2677f29468c4e156210174edc7f7b953"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_msvc"
|
||||
version = "0.42.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_msvc"
|
||||
version = "0.48.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1a515f5799fe4961cb532f983ce2b23082366b898e52ffbce459c86f67c8378a"
|
||||
|
||||
[[package]]
|
||||
name = "wl-crosshair"
|
||||
version = "0.1.0"
|
||||
dependencies = [
|
||||
"log",
|
||||
"tempfile",
|
||||
"wayland-client",
|
||||
"wayland-protocols",
|
||||
"wayland-protocols-wlr",
|
||||
]
|
||||
12
Cargo.toml
Normal file
12
Cargo.toml
Normal file
|
|
@ -0,0 +1,12 @@
|
|||
[package]
|
||||
name = "wl-crosshair"
|
||||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
|
||||
[dependencies]
|
||||
wayland-client = "0.30.2"
|
||||
wayland-protocols = { version = "0.30.0", features = ["client"] }
|
||||
wayland-protocols-wlr = { version = "0.1.0", features = ["client"] }
|
||||
|
||||
log = { version = "0.4", optional = true }
|
||||
tempfile = "3.2"
|
||||
61
flake.lock
Normal file
61
flake.lock
Normal file
|
|
@ -0,0 +1,61 @@
|
|||
{
|
||||
"nodes": {
|
||||
"flake-utils": {
|
||||
"inputs": {
|
||||
"systems": "systems"
|
||||
},
|
||||
"locked": {
|
||||
"lastModified": 1681202837,
|
||||
"narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
|
||||
"owner": "numtide",
|
||||
"repo": "flake-utils",
|
||||
"rev": "cfacdce06f30d2b68473a46042957675eebb3401",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
"owner": "numtide",
|
||||
"repo": "flake-utils",
|
||||
"type": "github"
|
||||
}
|
||||
},
|
||||
"nixpkgs": {
|
||||
"locked": {
|
||||
"lastModified": 1684242266,
|
||||
"narHash": "sha256-uaCQ2k1bmojHKjWQngvnnnxQJMY8zi1zq527HdWgQf8=",
|
||||
"owner": "NixOS",
|
||||
"repo": "nixpkgs",
|
||||
"rev": "7e0743a5aea1dc755d4b761daf75b20aa486fdad",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
"owner": "NixOS",
|
||||
"ref": "nixpkgs-unstable",
|
||||
"repo": "nixpkgs",
|
||||
"type": "github"
|
||||
}
|
||||
},
|
||||
"root": {
|
||||
"inputs": {
|
||||
"flake-utils": "flake-utils",
|
||||
"nixpkgs": "nixpkgs"
|
||||
}
|
||||
},
|
||||
"systems": {
|
||||
"locked": {
|
||||
"lastModified": 1681028828,
|
||||
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
|
||||
"owner": "nix-systems",
|
||||
"repo": "default",
|
||||
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
|
||||
"type": "github"
|
||||
},
|
||||
"original": {
|
||||
"owner": "nix-systems",
|
||||
"repo": "default",
|
||||
"type": "github"
|
||||
}
|
||||
}
|
||||
},
|
||||
"root": "root",
|
||||
"version": 7
|
||||
}
|
||||
40
flake.nix
Normal file
40
flake.nix
Normal file
|
|
@ -0,0 +1,40 @@
|
|||
{
|
||||
description = "A crosshair overlay for wlroots compositor";
|
||||
|
||||
inputs = {
|
||||
nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
|
||||
flake-utils.url = "github:numtide/flake-utils";
|
||||
};
|
||||
|
||||
outputs = { self, nixpkgs, flake-utils, ... }:
|
||||
flake-utils.lib.eachDefaultSystem (system:
|
||||
let
|
||||
pkgs = import nixpkgs { inherit system; };
|
||||
in
|
||||
{
|
||||
packages = {
|
||||
default = self.packages.${system}.wl-crosshair;
|
||||
wl-crosshair = pkgs.rustPlatform.buildRustPackage {
|
||||
pname = "wl-crosshair";
|
||||
version = "0.1.0";
|
||||
src = ./.;
|
||||
cargoLock.lockFile = ./Cargo.lock;
|
||||
};
|
||||
};
|
||||
|
||||
apps = {
|
||||
default = self.apps.${system}.wl-crosshair;
|
||||
wl-crosshair = flake-utils.lib.mkApp {
|
||||
drv = self.packages.${system}.default;
|
||||
};
|
||||
};
|
||||
|
||||
devShells.default = pkgs.mkShell {
|
||||
nativeBuildInputs = with pkgs; [
|
||||
cargo
|
||||
rustc
|
||||
rustfmt
|
||||
];
|
||||
};
|
||||
});
|
||||
}
|
||||
253
src/main.rs
Normal file
253
src/main.rs
Normal file
|
|
@ -0,0 +1,253 @@
|
|||
use std::{fs::File, io::Write, os::unix::prelude::AsRawFd};
|
||||
|
||||
use wayland_client::{
|
||||
protocol::{
|
||||
wl_buffer, wl_compositor, wl_keyboard, wl_pointer, wl_registry, wl_seat, wl_shm,
|
||||
wl_shm_pool, wl_surface,
|
||||
},
|
||||
Connection, Dispatch, Proxy, QueueHandle,
|
||||
};
|
||||
|
||||
use wayland_protocols_wlr::layer_shell::v1::client::{
|
||||
zwlr_layer_shell_v1::{self, Layer},
|
||||
zwlr_layer_surface_v1::{self, Anchor},
|
||||
};
|
||||
|
||||
use wayland_protocols::xdg::shell::client::xdg_wm_base;
|
||||
|
||||
struct State {
|
||||
running: bool,
|
||||
|
||||
cursor_size: u32,
|
||||
|
||||
compositor: Option<wl_compositor::WlCompositor>,
|
||||
base_surface: Option<wl_surface::WlSurface>,
|
||||
layer_shell: Option<zwlr_layer_shell_v1::ZwlrLayerShellV1>,
|
||||
layer_surface: Option<zwlr_layer_surface_v1::ZwlrLayerSurfaceV1>,
|
||||
buffer: Option<wl_buffer::WlBuffer>,
|
||||
wm_base: Option<xdg_wm_base::XdgWmBase>,
|
||||
pointer: Option<wl_pointer::WlPointer>,
|
||||
}
|
||||
|
||||
fn main() {
|
||||
let conn = Connection::connect_to_env().unwrap();
|
||||
|
||||
let mut event_queue = conn.new_event_queue();
|
||||
let qhandle = event_queue.handle();
|
||||
|
||||
let display = conn.display();
|
||||
display.get_registry(&qhandle, ());
|
||||
|
||||
let mut state = State {
|
||||
running: true,
|
||||
cursor_size: 10,
|
||||
compositor: None,
|
||||
base_surface: None,
|
||||
layer_shell: None,
|
||||
layer_surface: None,
|
||||
buffer: None,
|
||||
wm_base: None,
|
||||
pointer: None,
|
||||
};
|
||||
|
||||
event_queue.blocking_dispatch(&mut state).unwrap();
|
||||
|
||||
if state.layer_shell.is_some() && state.wm_base.is_some() {
|
||||
state.init_layer_surface(&qhandle);
|
||||
}
|
||||
|
||||
while state.running {
|
||||
event_queue.blocking_dispatch(&mut state).unwrap();
|
||||
}
|
||||
}
|
||||
|
||||
impl Dispatch<wl_registry::WlRegistry, ()> for State {
|
||||
fn event(
|
||||
state: &mut Self,
|
||||
registry: &wl_registry::WlRegistry,
|
||||
event: wl_registry::Event,
|
||||
_: &(),
|
||||
_: &Connection,
|
||||
qh: &QueueHandle<Self>,
|
||||
) {
|
||||
eprintln!("WlRegistry event {event:#?}");
|
||||
if let wl_registry::Event::Global {
|
||||
name,
|
||||
interface,
|
||||
version,
|
||||
} = event
|
||||
{
|
||||
if interface == zwlr_layer_shell_v1::ZwlrLayerShellV1::interface().name {
|
||||
let wl_layer = registry.bind::<zwlr_layer_shell_v1::ZwlrLayerShellV1, _, _>(
|
||||
name,
|
||||
version,
|
||||
qh,
|
||||
(),
|
||||
);
|
||||
state.layer_shell = Some(wl_layer);
|
||||
} else if interface == wl_compositor::WlCompositor::interface().name {
|
||||
let compositor =
|
||||
registry.bind::<wl_compositor::WlCompositor, _, _>(name, version, qh, ());
|
||||
let surface = compositor.create_surface(qh, ());
|
||||
state.base_surface = Some(surface);
|
||||
state.compositor = Some(compositor);
|
||||
} else if interface == wl_shm::WlShm::interface().name {
|
||||
let shm = registry.bind::<wl_shm::WlShm, _, _>(name, version, qh, ());
|
||||
|
||||
let (init_w, init_h) = (state.cursor_size, state.cursor_size);
|
||||
|
||||
let mut file = tempfile::tempfile().unwrap();
|
||||
draw(&mut file, (init_w, init_h));
|
||||
let pool = shm.create_pool(file.as_raw_fd(), (init_w * init_h * 4) as i32, qh, ());
|
||||
let buffer = pool.create_buffer(
|
||||
0,
|
||||
init_w as i32,
|
||||
init_h as i32,
|
||||
(init_w * 4) as i32,
|
||||
wl_shm::Format::Argb8888,
|
||||
qh,
|
||||
(),
|
||||
);
|
||||
state.buffer = Some(buffer);
|
||||
} else if interface == wl_seat::WlSeat::interface().name {
|
||||
let seat = registry.bind::<wl_seat::WlSeat, _, _>(name, version, qh, ());
|
||||
state.pointer = Some(seat.get_pointer(qh, ()));
|
||||
} else if interface == xdg_wm_base::XdgWmBase::interface().name {
|
||||
let wm_base = registry.bind::<xdg_wm_base::XdgWmBase, _, _>(name, 1, qh, ());
|
||||
state.wm_base = Some(wm_base);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl Dispatch<wl_pointer::WlPointer, ()> for State {
|
||||
fn event(
|
||||
state: &mut Self,
|
||||
_: &wl_pointer::WlPointer,
|
||||
event: wl_pointer::Event,
|
||||
_: &(),
|
||||
_: &Connection,
|
||||
qh: &QueueHandle<Self>,
|
||||
) {
|
||||
eprintln!("WlPointer event {event:#?}");
|
||||
match event {
|
||||
wl_pointer::Event::Enter { .. } => {
|
||||
if let Some(surface) = &state.base_surface {
|
||||
surface.destroy();
|
||||
}
|
||||
state.base_surface = None;
|
||||
}
|
||||
wl_pointer::Event::Leave { .. } => {
|
||||
let surface = state.compositor.as_ref().unwrap().create_surface(qh, ());
|
||||
state.base_surface = Some(surface);
|
||||
|
||||
state.init_layer_surface(qh);
|
||||
}
|
||||
_ => {}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn draw(tmp: &mut File, (buf_x, buf_y): (u32, u32)) {
|
||||
let mut buf = std::io::BufWriter::new(tmp);
|
||||
for y in 0..buf_y {
|
||||
for x in 0..buf_x {
|
||||
let ix = x as i32;
|
||||
let iy = y as i32;
|
||||
|
||||
let dist = if x <= (buf_x / 2) {
|
||||
ix + iy - (buf_y as i32)
|
||||
} else {
|
||||
iy - ix
|
||||
};
|
||||
|
||||
let a: u32 = match dist.abs() {
|
||||
0 => 0xFF,
|
||||
1 => 0x88,
|
||||
_ => 0x00,
|
||||
};
|
||||
|
||||
let c: u32 = match dist.abs() {
|
||||
0 => 0xFF,
|
||||
1 => 0x88,
|
||||
_ => 0x00,
|
||||
};
|
||||
|
||||
let color = (a << 24) + (c << 16) + (c << 8) + c;
|
||||
buf.write_all(&color.to_ne_bytes()).unwrap();
|
||||
}
|
||||
}
|
||||
buf.flush().unwrap();
|
||||
}
|
||||
|
||||
impl State {
|
||||
fn init_layer_surface(&mut self, qh: &QueueHandle<State>) {
|
||||
let layer = self.layer_shell.as_ref().unwrap().get_layer_surface(
|
||||
self.base_surface.as_ref().unwrap(),
|
||||
None,
|
||||
Layer::Overlay,
|
||||
"crosshair".to_string(),
|
||||
qh,
|
||||
(),
|
||||
);
|
||||
// Center the window
|
||||
layer.set_anchor(Anchor::Top | Anchor::Right | Anchor::Bottom | Anchor::Left);
|
||||
layer.set_keyboard_interactivity(zwlr_layer_surface_v1::KeyboardInteractivity::None);
|
||||
layer.set_size(self.cursor_size, self.cursor_size);
|
||||
// A negative value means we will be centered on the screen
|
||||
// independently of any other xdg_layer_shell
|
||||
layer.set_exclusive_zone(-1);
|
||||
self.base_surface.as_ref().unwrap().commit();
|
||||
|
||||
self.layer_surface = Some(layer);
|
||||
}
|
||||
}
|
||||
|
||||
impl Dispatch<zwlr_layer_surface_v1::ZwlrLayerSurfaceV1, ()> for State {
|
||||
fn event(
|
||||
state: &mut Self,
|
||||
surface: &zwlr_layer_surface_v1::ZwlrLayerSurfaceV1,
|
||||
event: <zwlr_layer_surface_v1::ZwlrLayerSurfaceV1 as Proxy>::Event,
|
||||
_data: &(),
|
||||
_conn: &Connection,
|
||||
_qhandle: &QueueHandle<Self>,
|
||||
) {
|
||||
eprintln!("ZwlrLayerSurfaceV1 event {event:#?}");
|
||||
if let zwlr_layer_surface_v1::Event::Configure { serial, .. } = event {
|
||||
surface.ack_configure(serial);
|
||||
if let (Some(surface), Some(buffer)) = (&state.base_surface, &state.buffer) {
|
||||
surface.attach(Some(buffer), 0, 0);
|
||||
surface.commit();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// ignored
|
||||
|
||||
macro_rules! impl_dispatch_log {
|
||||
($DispatchStruct: path) => {
|
||||
impl Dispatch<$DispatchStruct, ()> for State {
|
||||
fn event(
|
||||
_: &mut Self,
|
||||
_: &$DispatchStruct,
|
||||
event: <$DispatchStruct as Proxy>::Event,
|
||||
_: &(),
|
||||
_: &Connection,
|
||||
_: &QueueHandle<Self>,
|
||||
) {
|
||||
eprintln!("{} event {:#?}", stringify!($DispatchStruct), event);
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
impl_dispatch_log!(wl_buffer::WlBuffer);
|
||||
impl_dispatch_log!(wl_compositor::WlCompositor);
|
||||
impl_dispatch_log!(wl_keyboard::WlKeyboard);
|
||||
impl_dispatch_log!(wl_seat::WlSeat);
|
||||
impl_dispatch_log!(wl_shm_pool::WlShmPool);
|
||||
impl_dispatch_log!(wl_shm::WlShm);
|
||||
impl_dispatch_log!(wl_surface::WlSurface);
|
||||
impl_dispatch_log!(xdg_wm_base::XdgWmBase);
|
||||
impl_dispatch_log!(zwlr_layer_shell_v1::ZwlrLayerShellV1);
|
||||
Loading…
Reference in a new issue