99 lines
3.1 KiB
Rust
99 lines
3.1 KiB
Rust
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use std::{cell::RefCell, rc::Rc};
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use wl_proxy::{
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object::ObjectCoreApi,
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protocols::wayland::{wl_buffer::WlBuffer, wl_subsurface::WlSubsurface, wl_surface::WlSurface},
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};
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use crate::{buffer::SimpleBufferPool, globals::Globals, util::Bounds};
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pub struct Deco {
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bounds: RefCell<Bounds>,
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top_size: i32,
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border_size: i32,
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wl_surface: Rc<WlSurface>,
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subsurface: Rc<WlSubsurface>,
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pool: RefCell<SimpleBufferPool>,
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globals: Rc<Globals>,
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}
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impl Deco {
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pub fn new(host_surface: &Rc<WlSurface>, globals: &Rc<Globals>) -> Deco {
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let wl_surface = globals.wl_compositor.new_send_create_surface();
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wl_surface.set_forward_to_client(false);
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let subsurface = globals
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.wl_subcompositor
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.new_send_get_subsurface(&wl_surface, host_surface);
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subsurface.set_forward_to_client(false);
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subsurface.send_place_below(&host_surface);
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let pool = SimpleBufferPool::new(globals, 1, 1).unwrap();
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Deco {
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bounds: RefCell::new(Bounds {
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x: 0,
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y: 0,
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width: 10,
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height: 10,
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}),
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top_size: 24,
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border_size: 8,
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wl_surface,
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subsurface,
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pool: RefCell::new(pool),
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globals: globals.clone(),
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}
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}
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pub fn handle_window_geometry(
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&self,
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x: i32,
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y: i32,
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width: i32,
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height: i32,
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) -> eyre::Result<(i32, i32, i32, i32)> {
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self.bounds.replace(Bounds {
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x,
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y,
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width,
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height,
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});
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self.draw()?;
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let width = width + self.border_size * 2;
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let height = height + self.top_size + self.border_size;
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Ok((x - self.border_size, y - self.top_size, width, height))
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}
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pub fn transform_configure(&self, width: i32, height: i32) -> (i32, i32) {
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(
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width - self.border_size * 2,
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height - self.top_size - self.border_size,
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)
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}
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fn draw(&self) -> eyre::Result<Rc<WlBuffer>> {
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let bounds = self.bounds.borrow();
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let width = bounds.width + 2 * self.border_size;
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let height = bounds.height + self.top_size + self.border_size;
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log::info!("{:?} -> {}x{}", bounds, width, height);
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let mut pool = self.pool.borrow_mut();
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let (buf, map) = pool.buffer(width, height)?;
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for y in 0..height {
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for x in 0..width * 4 {
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map[(y * (width * 4) + x) as usize] = 0xaf;
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}
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}
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self.wl_surface.send_attach(Some(&buf), 0, 0);
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self.wl_surface.send_damage_buffer(0, 0, width, height);
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let input_region = self.globals.wl_compositor.new_send_create_region();
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input_region.set_forward_to_client(false);
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self.wl_surface.send_set_input_region(Some(&input_region));
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self.subsurface
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.send_set_position(bounds.x - self.border_size, bounds.y - self.top_size);
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self.wl_surface.send_commit();
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// let _ = self.globals.wl_display.new_send_sync();
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Ok(buf)
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}
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}
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