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875e387004
* script: Feature-gate all crown support. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * script: Use cfg(crown) instead of a cargo feature. Signed-off-by: Josh Matthews <josh@joshmatthews.net> --------- Signed-off-by: Josh Matthews <josh@joshmatthews.net>
106 lines
3.6 KiB
Rust
106 lines
3.6 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use std::sync::mpsc;
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use dom_struct::dom_struct;
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use js::rust::HandleObject;
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use servo_media::audio::media_element_source_node::MediaElementSourceNodeMessage;
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use servo_media::audio::node::{AudioNodeInit, AudioNodeMessage};
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use crate::dom::audiocontext::AudioContext;
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use crate::dom::audionode::AudioNode;
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use crate::dom::bindings::codegen::Bindings::MediaElementAudioSourceNodeBinding::{
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MediaElementAudioSourceNodeMethods, MediaElementAudioSourceOptions,
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};
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use crate::dom::bindings::error::Fallible;
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use crate::dom::bindings::reflector::reflect_dom_object_with_proto;
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use crate::dom::bindings::root::{Dom, DomRoot};
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use crate::dom::htmlmediaelement::HTMLMediaElement;
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use crate::dom::window::Window;
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use crate::script_runtime::CanGc;
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#[dom_struct]
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pub(crate) struct MediaElementAudioSourceNode {
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node: AudioNode,
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media_element: Dom<HTMLMediaElement>,
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}
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impl MediaElementAudioSourceNode {
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#[cfg_attr(crown, allow(crown::unrooted_must_root))]
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fn new_inherited(
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context: &AudioContext,
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media_element: &HTMLMediaElement,
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can_gc: CanGc,
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) -> Fallible<MediaElementAudioSourceNode> {
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let node = AudioNode::new_inherited(
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AudioNodeInit::MediaElementSourceNode,
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&context.base(),
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Default::default(),
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0,
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1,
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)?;
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let (sender, receiver) = mpsc::channel();
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node.message(AudioNodeMessage::MediaElementSourceNode(
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MediaElementSourceNodeMessage::GetAudioRenderer(sender),
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));
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let audio_renderer = receiver.recv().unwrap();
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media_element.set_audio_renderer(audio_renderer, can_gc);
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let media_element = Dom::from_ref(media_element);
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Ok(MediaElementAudioSourceNode {
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node,
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media_element,
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})
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}
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pub(crate) fn new(
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window: &Window,
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context: &AudioContext,
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media_element: &HTMLMediaElement,
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can_gc: CanGc,
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) -> Fallible<DomRoot<MediaElementAudioSourceNode>> {
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Self::new_with_proto(window, None, context, media_element, can_gc)
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}
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#[cfg_attr(crown, allow(crown::unrooted_must_root))]
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fn new_with_proto(
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window: &Window,
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proto: Option<HandleObject>,
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context: &AudioContext,
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media_element: &HTMLMediaElement,
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can_gc: CanGc,
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) -> Fallible<DomRoot<MediaElementAudioSourceNode>> {
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let node = MediaElementAudioSourceNode::new_inherited(context, media_element, can_gc)?;
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Ok(reflect_dom_object_with_proto(
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Box::new(node),
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window,
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proto,
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can_gc,
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))
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}
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}
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impl MediaElementAudioSourceNodeMethods<crate::DomTypeHolder> for MediaElementAudioSourceNode {
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/// <https://webaudio.github.io/web-audio-api/#dom-mediaelementaudiosourcenode-mediaelementaudiosourcenode>
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fn Constructor(
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window: &Window,
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proto: Option<HandleObject>,
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can_gc: CanGc,
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context: &AudioContext,
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options: &MediaElementAudioSourceOptions,
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) -> Fallible<DomRoot<MediaElementAudioSourceNode>> {
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MediaElementAudioSourceNode::new_with_proto(
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window,
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proto,
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context,
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&options.mediaElement,
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can_gc,
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)
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}
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/// <https://webaudio.github.io/web-audio-api/#dom-mediaelementaudiosourcenode-mediaelement>
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fn MediaElement(&self) -> DomRoot<HTMLMediaElement> {
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DomRoot::from_ref(&*self.media_element)
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}
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}
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