michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim:set ts=2 sw=2 sts=2 et cindent: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_dom_SpeechSynthesis_h
michael@0: #define mozilla_dom_SpeechSynthesis_h
michael@0: 
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsString.h"
michael@0: #include "nsWrapperCache.h"
michael@0: #include "nsRefPtrHashtable.h"
michael@0: #include "js/TypeDecls.h"
michael@0: 
michael@0: #include "SpeechSynthesisUtterance.h"
michael@0: #include "SpeechSynthesisVoice.h"
michael@0: 
michael@0: class nsIDOMWindow;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: 
michael@0: class nsSpeechTask;
michael@0: 
michael@0: class SpeechSynthesis MOZ_FINAL : public nsISupports,
michael@0:                                   public nsWrapperCache
michael@0: {
michael@0: public:
michael@0:   SpeechSynthesis(nsPIDOMWindow* aParent);
michael@0:   virtual ~SpeechSynthesis();
michael@0: 
michael@0:   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
michael@0:   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(SpeechSynthesis)
michael@0: 
michael@0:   nsIDOMWindow* GetParentObject() const;
michael@0: 
michael@0:   virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
michael@0: 
michael@0:   bool Pending() const;
michael@0: 
michael@0:   bool Speaking() const;
michael@0: 
michael@0:   bool Paused() const;
michael@0: 
michael@0:   void Speak(SpeechSynthesisUtterance& aUtterance);
michael@0: 
michael@0:   void Cancel();
michael@0: 
michael@0:   void Pause();
michael@0: 
michael@0:   void Resume();
michael@0: 
michael@0:   void OnEnd(const nsSpeechTask* aTask);
michael@0: 
michael@0:   void GetVoices(nsTArray< nsRefPtr<SpeechSynthesisVoice> >& aResult);
michael@0: 
michael@0: private:
michael@0: 
michael@0:   void AdvanceQueue();
michael@0: 
michael@0:   nsCOMPtr<nsPIDOMWindow> mParent;
michael@0: 
michael@0:   nsTArray<nsRefPtr<SpeechSynthesisUtterance> > mSpeechQueue;
michael@0: 
michael@0:   nsRefPtr<nsSpeechTask> mCurrentTask;
michael@0: 
michael@0:   nsRefPtrHashtable<nsStringHashKey, SpeechSynthesisVoice> mVoiceCache;
michael@0: };
michael@0: 
michael@0: } // namespace dom
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif