| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_COPRESENCE_HANDLERS_DIRECTIVE_HANDLER_H_ |
| #define COMPONENTS_COPRESENCE_HANDLERS_DIRECTIVE_HANDLER_H_ |
| |
| #include <map> |
| #include <string> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "components/copresence/handlers/audio/audio_directive_handler_impl.h" |
| #include "components/copresence/public/copresence_constants.h" |
| |
| namespace copresence { |
| |
| class AudioDirectiveHandler; |
| class Directive; |
| class WhispernetClient; |
| |
| // The directive handler manages transmit and receive directives. |
| // TODO(ckehoe): Turn this into an interface. |
| class DirectiveHandler { |
| public: |
| explicit DirectiveHandler(scoped_ptr<AudioDirectiveHandler> audio_handler = |
| make_scoped_ptr(new AudioDirectiveHandlerImpl)); |
| virtual ~DirectiveHandler(); |
| |
| // Starts processing directives with the provided Whispernet client. |
| // Directives will be queued until this function is called. |
| // |whispernet_client| is owned by the caller and must outlive the |
| // DirectiveHandler. |
| // |tokens_cb| is called for all audio tokens found in recorded audio. |
| virtual void Start(WhispernetClient* whispernet_client, |
| const TokensCallback& tokens_cb); |
| |
| // Adds a directive to handle. |
| virtual void AddDirective(const Directive& directive); |
| |
| // Removes any directives associated with the given operation id. |
| virtual void RemoveDirectives(const std::string& op_id); |
| |
| // TODO(rkc): Too many audio specific functions here, find a better way to |
| // get this information to the copresence manager. |
| virtual const std::string GetCurrentAudioToken(AudioType type) const; |
| virtual bool IsAudioTokenHeard(AudioType type) const; |
| |
| private: |
| // Starts actually running a directive. |
| void StartDirective(const std::string& op_id, const Directive& directive); |
| |
| scoped_ptr<AudioDirectiveHandler> audio_handler_; |
| std::map<std::string, std::vector<Directive>> pending_directives_; |
| |
| bool is_started_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DirectiveHandler); |
| }; |
| |
| } // namespace copresence |
| |
| #endif // COMPONENTS_COPRESENCE_HANDLERS_DIRECTIVE_HANDLER_H_ |