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LibWeb: Add stub IDL interface for OscillatorNode

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This source node generates a periodic wave form.
This commit is contained in:
Shannon Booth 2024-04-28 13:29:14 +12:00 • committed by Andreas Kling
commit a83f4216a5
Notes: sideshowbarker 2024-07-17 11:30:05 +09:00
6 changed files with 109 additions and 0 deletions
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38
Userland/Libraries/LibWeb/WebAudio/OscillatorNode.h Normal file
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/*
* Copyright (c) 2024, Shannon Booth <shannon@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/Bindings/OscillatorNodePrototype.h>
#include <LibWeb/WebAudio/AudioScheduledSourceNode.h>
namespace Web::WebAudio {
// https://webaudio.github.io/web-audio-api/#OscillatorOptions
struct OscillatorOptions : AudioNodeOptions {
Bindings::OscillatorType type { Bindings::OscillatorType::Sine };
float frequency { 440 };
float detune { 0 };
JS::GCPtr<PeriodicWave> periodic_wave;
};
// https://webaudio.github.io/web-audio-api/#OscillatorNode
class OscillatorNode : public AudioScheduledSourceNode {
WEB_PLATFORM_OBJECT(OscillatorNode, AudioScheduledSourceNode);
JS_DECLARE_ALLOCATOR(OscillatorNode);
public:
virtual ~OscillatorNode() override;
static WebIDL::ExceptionOr<JS::NonnullGCPtr<OscillatorNode>> create(JS::Realm&, JS::NonnullGCPtr<BaseAudioContext>, OscillatorOptions const& = {});
static WebIDL::ExceptionOr<JS::NonnullGCPtr<OscillatorNode>> construct_impl(JS::Realm&, JS::NonnullGCPtr<BaseAudioContext>, OscillatorOptions const& = {});
protected:
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
};
}