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125 lines
3.0 KiB
C++
125 lines
3.0 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 mozilla_dom_SpeechSynthesisUtterance_h
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#define mozilla_dom_SpeechSynthesisUtterance_h
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#include "mozilla/DOMEventTargetHelper.h"
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#include "nsCOMPtr.h"
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#include "nsString.h"
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#include "js/TypeDecls.h"
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#include "nsSpeechTask.h"
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namespace mozilla {
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namespace dom {
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class SpeechSynthesisVoice;
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class SpeechSynthesis;
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class nsSynthVoiceRegistry;
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class SpeechSynthesisUtterance final : public DOMEventTargetHelper
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{
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friend class SpeechSynthesis;
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friend class nsSpeechTask;
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friend class nsSynthVoiceRegistry;
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public:
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SpeechSynthesisUtterance(nsPIDOMWindow* aOwnerWindow, const nsAString& aText);
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(SpeechSynthesisUtterance,
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DOMEventTargetHelper)
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NS_REALLY_FORWARD_NSIDOMEVENTTARGET(DOMEventTargetHelper)
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nsISupports* GetParentObject() const;
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virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
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static
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already_AddRefed<SpeechSynthesisUtterance> Constructor(GlobalObject& aGlobal,
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ErrorResult& aRv);
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static
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already_AddRefed<SpeechSynthesisUtterance> Constructor(GlobalObject& aGlobal,
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const nsAString& aText,
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ErrorResult& aRv);
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void GetText(nsString& aResult) const;
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void SetText(const nsAString& aText);
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void GetLang(nsString& aResult) const;
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void SetLang(const nsAString& aLang);
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SpeechSynthesisVoice* GetVoice() const;
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void SetVoice(SpeechSynthesisVoice* aVoice);
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float Volume() const;
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void SetVolume(float aVolume);
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float Rate() const;
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void SetRate(float aRate);
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float Pitch() const;
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void SetPitch(float aPitch);
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void GetChosenVoiceURI(nsString& aResult) const;
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enum {
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STATE_NONE,
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STATE_PENDING,
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STATE_SPEAKING,
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STATE_ENDED
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};
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uint32_t GetState() { return mState; }
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bool IsPaused() { return mPaused; }
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IMPL_EVENT_HANDLER(start)
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IMPL_EVENT_HANDLER(end)
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IMPL_EVENT_HANDLER(error)
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IMPL_EVENT_HANDLER(pause)
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IMPL_EVENT_HANDLER(resume)
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IMPL_EVENT_HANDLER(mark)
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IMPL_EVENT_HANDLER(boundary)
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private:
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virtual ~SpeechSynthesisUtterance();
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void DispatchSpeechSynthesisEvent(const nsAString& aEventType,
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uint32_t aCharIndex,
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float aElapsedTime, const nsAString& aName);
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nsString mText;
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nsString mLang;
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float mVolume;
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float mRate;
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float mPitch;
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nsString mChosenVoiceURI;
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uint32_t mState;
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bool mPaused;
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RefPtr<SpeechSynthesisVoice> mVoice;
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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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