136 lines
2.7 KiB
Rust
136 lines
2.7 KiB
Rust
mod types;
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use crate::client::{AddObj, Client};
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use crate::globals::{Global, GlobalName};
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use crate::ifs::wl_shm_pool::WlShmPool;
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use crate::object::{Interface, Object, ObjectId};
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use crate::utils::buffd::MsgParser;
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use std::rc::Rc;
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pub use types::*;
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const CREATE_POOL: u32 = 0;
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const FORMAT: u32 = 0;
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pub struct WlShmGlobal {
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name: GlobalName,
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}
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pub struct WlShmObj {
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global: Rc<WlShmGlobal>,
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id: ObjectId,
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client: Rc<Client>,
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}
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impl WlShmGlobal {
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pub fn new(name: GlobalName) -> Self {
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Self { name }
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}
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async fn bind_(
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self: Rc<Self>,
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id: ObjectId,
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client: &Rc<Client>,
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_version: u32,
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) -> Result<(), WlShmError> {
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let obj = Rc::new(WlShmObj {
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global: self,
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id,
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client: client.clone(),
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});
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client.add_client_obj(&obj)?;
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for &format in Format::formats() {
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client
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.event(Box::new(FormatE {
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obj: obj.clone(),
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format,
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}))
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.await?;
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}
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Ok(())
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}
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}
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impl WlShmObj {
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async fn create_pool(&self, parser: MsgParser<'_, '_>) -> Result<(), CreatePoolError> {
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let create: CreatePool = self.client.parse(self, parser)?;
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if create.size < 0 {
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return Err(CreatePoolError::NegativeSize);
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}
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let pool = Rc::new(WlShmPool::new(
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create.id,
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&self.client,
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create.fd,
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create.size as usize,
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)?);
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self.client.add_client_obj(&pool)?;
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Ok(())
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}
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async fn handle_request_(
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&self,
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request: u32,
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parser: MsgParser<'_, '_>,
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) -> Result<(), WlShmError> {
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match request {
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CREATE_POOL => self.create_pool(parser).await?,
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_ => unreachable!(),
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}
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Ok(())
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}
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}
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#[derive(Debug, Copy, Clone, Eq, PartialEq)]
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pub enum Format {
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Argb8888,
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Xrgb8888,
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}
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impl Format {
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fn uint(self) -> u32 {
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match self {
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Format::Argb8888 => 0,
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Format::Xrgb8888 => 1,
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}
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}
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fn formats() -> &'static [Format] {
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&[Format::Argb8888, Format::Xrgb8888]
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}
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}
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bind!(WlShmGlobal);
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impl Global for WlShmGlobal {
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fn name(&self) -> GlobalName {
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self.name
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}
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fn interface(&self) -> Interface {
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Interface::WlShm
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}
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fn version(&self) -> u32 {
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1
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}
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fn pre_remove(&self) {
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unreachable!()
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}
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}
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handle_request!(WlShmObj);
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impl Object for WlShmObj {
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fn id(&self) -> ObjectId {
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self.id
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}
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fn interface(&self) -> Interface {
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Interface::WlShm
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}
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fn num_requests(&self) -> u32 {
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CREATE_POOL + 1
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}
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}
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