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The Tor Browser
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SpeechSynthesisParent.h (3389B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
      3 * You can obtain one at http://mozilla.org/MPL/2.0/. */
      4 
      5 #ifndef mozilla_dom_SpeechSynthesisParent_h
      6 #define mozilla_dom_SpeechSynthesisParent_h
      7 
      8 #include "mozilla/dom/PSpeechSynthesisParent.h"
      9 #include "mozilla/dom/PSpeechSynthesisRequestParent.h"
     10 #include "nsSpeechTask.h"
     11 
     12 namespace mozilla::dom {
     13 
     14 class ContentParent;
     15 class SpeechTaskParent;
     16 class SpeechSynthesisRequestParent;
     17 
     18 class SpeechSynthesisParent : public PSpeechSynthesisParent {
     19  friend class ContentParent;
     20  friend class SpeechSynthesisRequestParent;
     21  friend class PSpeechSynthesisParent;
     22 
     23 public:
     24  NS_INLINE_DECL_REFCOUNTING(SpeechSynthesisParent, override)
     25 
     26  void ActorDestroy(ActorDestroyReason aWhy) override;
     27 
     28  bool SendInit();
     29 
     30 protected:
     31  SpeechSynthesisParent();
     32  virtual ~SpeechSynthesisParent();
     33  PSpeechSynthesisRequestParent* AllocPSpeechSynthesisRequestParent(
     34      const nsAString& aText, const nsAString& aLang, const nsAString& aUri,
     35      const float& aVolume, const float& aRate, const float& aPitch,
     36      const bool& aShouldResistFingerprinting);
     37 
     38  bool DeallocPSpeechSynthesisRequestParent(
     39      PSpeechSynthesisRequestParent* aActor);
     40 
     41  mozilla::ipc::IPCResult RecvPSpeechSynthesisRequestConstructor(
     42      PSpeechSynthesisRequestParent* aActor, const nsAString& aText,
     43      const nsAString& aLang, const nsAString& aUri, const float& aVolume,
     44      const float& aRate, const float& aPitch,
     45      const bool& aShouldResistFingerprinting) override;
     46 };
     47 
     48 class SpeechSynthesisRequestParent : public PSpeechSynthesisRequestParent {
     49 public:
     50  explicit SpeechSynthesisRequestParent(SpeechTaskParent* aTask);
     51  virtual ~SpeechSynthesisRequestParent();
     52 
     53  RefPtr<SpeechTaskParent> mTask;
     54 
     55 protected:
     56  void ActorDestroy(ActorDestroyReason aWhy) override;
     57 
     58  mozilla::ipc::IPCResult RecvPause() override;
     59 
     60  mozilla::ipc::IPCResult RecvResume() override;
     61 
     62  mozilla::ipc::IPCResult RecvCancel() override;
     63 
     64  mozilla::ipc::IPCResult RecvForceEnd() override;
     65 
     66  mozilla::ipc::IPCResult RecvSetAudioOutputVolume(
     67      const float& aVolume) override;
     68 
     69  mozilla::ipc::IPCResult Recv__delete__() override;
     70 };
     71 
     72 class SpeechTaskParent : public nsSpeechTask {
     73  friend class SpeechSynthesisRequestParent;
     74 
     75 public:
     76  SpeechTaskParent(float aVolume, const nsAString& aUtterance,
     77                   bool aShouldResistFingerprinting)
     78      : nsSpeechTask(aVolume, aUtterance, aShouldResistFingerprinting),
     79        mActor(nullptr) {}
     80 
     81  nsresult DispatchStartImpl(const nsAString& aUri) override;
     82 
     83  nsresult DispatchEndImpl(float aElapsedTime, uint32_t aCharIndex) override;
     84 
     85  nsresult DispatchPauseImpl(float aElapsedTime, uint32_t aCharIndex) override;
     86 
     87  nsresult DispatchResumeImpl(float aElapsedTime, uint32_t aCharIndex) override;
     88 
     89  nsresult DispatchErrorImpl(float aElapsedTime, uint32_t aCharIndex) override;
     90 
     91  nsresult DispatchBoundaryImpl(const nsAString& aName, float aElapsedTime,
     92                                uint32_t aCharIndex, uint32_t aCharLength,
     93                                uint8_t argc) override;
     94 
     95  nsresult DispatchMarkImpl(const nsAString& aName, float aElapsedTime,
     96                            uint32_t aCharIndex) override;
     97 
     98 private:
     99  SpeechSynthesisRequestParent* mActor;
    100 };
    101 
    102 }  // namespace mozilla::dom
    103 
    104 #endif