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LibWeb: Add StereoPannerNode interface

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Tim Ledbetter 2025-01-17 14:56:20 +00:00 • committed by Andreas Kling
commit 56907e2de6
Notes: github-actions[bot] 2025-01-18 09:21:44 +00:00
8 changed files with 339 additions and 0 deletions
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49
Libraries/LibWeb/WebAudio/StereoPannerNode.h Normal file
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/*
* Copyright (c) 2025, Tim Ledbetter <tim.ledbetter@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/Bindings/StereoPannerNodePrototype.h>
#include <LibWeb/WebAudio/AudioNode.h>
namespace Web::WebAudio {
// https://webaudio.github.io/web-audio-api/#StereoPannerOptions
struct StereoPannerOptions : AudioNodeOptions {
float pan { 0 };
};
// https://webaudio.github.io/web-audio-api/#stereopannernode
class StereoPannerNode : public AudioNode {
WEB_PLATFORM_OBJECT(StereoPannerNode, AudioNode);
GC_DECLARE_ALLOCATOR(StereoPannerNode);
public:
virtual ~StereoPannerNode() override;
static WebIDL::ExceptionOr<GC::Ref<StereoPannerNode>> create(JS::Realm&, GC::Ref<BaseAudioContext>, StereoPannerOptions const& = {});
static WebIDL::ExceptionOr<GC::Ref<StereoPannerNode>> construct_impl(JS::Realm&, GC::Ref<BaseAudioContext>, StereoPannerOptions const& = {});
WebIDL::UnsignedLong number_of_inputs() override { return 1; }
WebIDL::UnsignedLong number_of_outputs() override { return 1; }
WebIDL::ExceptionOr<void> set_channel_count_mode(Bindings::ChannelCountMode) override;
WebIDL::ExceptionOr<void> set_channel_count(WebIDL::UnsignedLong) override;
GC::Ref<AudioParam const> pan() const { return m_pan; }
protected:
StereoPannerNode(JS::Realm&, GC::Ref<BaseAudioContext>, StereoPannerOptions const& = {});
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
private:
// https://webaudio.github.io/web-audio-api/#dom-stereopannernode-pan
GC::Ref<AudioParam> m_pan;
};
}