зеркало из https://github.com/mozilla/gecko-dev.git
76 строки
2.4 KiB
C++
76 строки
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* 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 http://mozilla.org/MPL/2.0/. */
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#ifndef StereoPannerNode_h_
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#define StereoPannerNode_h_
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#include "AudioNode.h"
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#include "nsPrintfCString.h"
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#include "mozilla/dom/StereoPannerNodeBinding.h"
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namespace mozilla {
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namespace dom {
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class AudioContext;
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struct StereoPannerOptions;
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class StereoPannerNode final : public AudioNode {
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public:
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static already_AddRefed<StereoPannerNode> Create(
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AudioContext& aAudioContext, const StereoPannerOptions& aOptions,
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ErrorResult& aRv);
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MOZ_DECLARE_REFCOUNTED_TYPENAME(StereoPannerNode)
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static already_AddRefed<StereoPannerNode> Constructor(
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const GlobalObject& aGlobal, AudioContext& aAudioContext,
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const StereoPannerOptions& aOptions, ErrorResult& aRv) {
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return Create(aAudioContext, aOptions, aRv);
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}
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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virtual void SetChannelCount(uint32_t aChannelCount,
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ErrorResult& aRv) override {
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if (aChannelCount > 2) {
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aRv.ThrowNotSupportedError(
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nsPrintfCString("%u is greater than 2", aChannelCount));
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return;
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}
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AudioNode::SetChannelCount(aChannelCount, aRv);
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}
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virtual void SetChannelCountModeValue(ChannelCountMode aMode,
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ErrorResult& aRv) override {
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if (aMode == ChannelCountMode::Max) {
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aRv.ThrowNotSupportedError("Cannot set channel count mode to \"max\"");
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return;
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}
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AudioNode::SetChannelCountModeValue(aMode, aRv);
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}
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AudioParam* Pan() const { return mPan; }
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(StereoPannerNode, AudioNode)
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virtual const char* NodeType() const override { return "StereoPannerNode"; }
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virtual size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const override;
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virtual size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override;
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private:
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explicit StereoPannerNode(AudioContext* aContext);
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~StereoPannerNode() = default;
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RefPtr<AudioParam> mPan;
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};
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} // namespace dom
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} // namespace mozilla
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#endif
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