components/audio_modem/public/modem.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_AUDIO_MODEM_PUBLIC_MODEM_H_
   6 #define COMPONENTS_AUDIO_MODEM_PUBLIC_MODEM_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "components/audio_modem/public/audio_modem_types.h"
  12
  13 namespace audio_modem {
  14
  15 class WhispernetClient;
  16
  17 class Modem {
  18  public:
  19   virtual ~Modem() {}
  20
  21   // Initializes the object. Do not use this object before calling this method.
  22   virtual void Initialize(WhispernetClient* client,
  23                           const TokensCallback& tokens_cb) = 0;
  24
  25   virtual void StartPlaying(AudioType type) = 0;
  26   virtual void StopPlaying(AudioType type) = 0;
  27
  28   virtual void StartRecording(AudioType type) = 0;
  29   virtual void StopRecording(AudioType type) = 0;
  30
  31   virtual void SetToken(AudioType type,
  32                         const std::string& url_safe_token) = 0;
  33
  34   virtual const std::string GetToken(AudioType type) const = 0;
  35
  36   virtual bool IsPlayingTokenHeard(AudioType type) const = 0;
  37
  38   virtual void SetTokenParams(AudioType type,
  39                               const TokenParameters& params) = 0;
  40
  41   static scoped_ptr<Modem> Create();
  42 };
  43
  44 }  // namespace audio_modem
  45
  46 #endif  // COMPONENTS_AUDIO_MODEM_PUBLIC_MODEM_H_