81 lines
2 KiB
Rust
81 lines
2 KiB
Rust
use {
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crate::{
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format::{formats, Format},
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utils::{
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buffd::{MsgParser, MsgParserError},
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clonecell::CloneCell,
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},
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wire::{
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zwp_linux_dmabuf_v1::{self, *},
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ZwpLinuxDmabufV1Id,
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},
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wl_usr::{
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usr_ifs::usr_linux_buffer_params::UsrLinuxBufferParams, usr_object::UsrObject, UsrCon,
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},
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},
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std::rc::Rc,
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};
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pub struct UsrLinuxDmabuf {
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pub id: ZwpLinuxDmabufV1Id,
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pub con: Rc<UsrCon>,
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pub owner: CloneCell<Option<Rc<dyn UsrLinuxDmabufOwner>>>,
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}
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pub trait UsrLinuxDmabufOwner {
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fn modifier(&self, format: &'static Format, modifier: u64) {
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let _ = format;
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let _ = modifier;
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}
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}
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impl UsrLinuxDmabuf {
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pub fn create_params(&self) -> Rc<UsrLinuxBufferParams> {
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let params = Rc::new(UsrLinuxBufferParams {
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id: self.con.id(),
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con: self.con.clone(),
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owner: Default::default(),
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});
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self.con.request(CreateParams {
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self_id: self.id,
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params_id: params.id,
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});
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self.con.add_object(params.clone());
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params
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}
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fn format(&self, parser: MsgParser<'_, '_>) -> Result<(), MsgParserError> {
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let _ev: zwp_linux_dmabuf_v1::Format = self.con.parse(self, parser)?;
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Ok(())
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}
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fn modifier(&self, parser: MsgParser<'_, '_>) -> Result<(), MsgParserError> {
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let ev: Modifier = self.con.parse(self, parser)?;
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if let Some(owner) = self.owner.get() {
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if let Some(format) = formats().get(&ev.format) {
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owner.modifier(
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format,
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(ev.modifier_hi as u64) << 32 | (ev.modifier_lo as u64),
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);
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}
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}
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Ok(())
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}
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}
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usr_object_base! {
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UsrLinuxDmabuf, ZwpLinuxDmabufV1;
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FORMAT => format,
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MODIFIER => modifier,
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}
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impl UsrObject for UsrLinuxDmabuf {
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fn destroy(&self) {
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self.con.request(Destroy { self_id: self.id });
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}
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fn break_loops(&self) {
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self.owner.take();
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}
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}
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