| /* |
| * Copyright (C) 2012 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef SpeechRecognition_h |
| #define SpeechRecognition_h |
| |
| #include "bindings/core/v8/ActiveScriptWrappable.h" |
| #include "core/dom/ContextLifecycleObserver.h" |
| #include "modules/EventTargetModules.h" |
| #include "modules/ModulesExport.h" |
| #include "modules/speech/SpeechGrammarList.h" |
| #include "modules/speech/SpeechRecognitionResult.h" |
| #include "platform/heap/Handle.h" |
| #include "platform/wtf/Compiler.h" |
| #include "platform/wtf/text/WTFString.h" |
| #include "public/platform/WebPrivatePtr.h" |
| |
| namespace blink { |
| |
| class ExceptionState; |
| class ExecutionContext; |
| class Page; |
| class SpeechRecognitionController; |
| class SpeechRecognitionError; |
| |
| class MODULES_EXPORT SpeechRecognition final |
| : public EventTargetWithInlineData, |
| public ActiveScriptWrappable<SpeechRecognition>, |
| public ContextLifecycleObserver { |
| USING_GARBAGE_COLLECTED_MIXIN(SpeechRecognition); |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| static SpeechRecognition* Create(ExecutionContext*); |
| ~SpeechRecognition() override; |
| |
| // SpeechRecognition.idl implemementation. |
| // Attributes. |
| SpeechGrammarList* grammars() { return grammars_; } |
| void setGrammars(SpeechGrammarList* grammars) { grammars_ = grammars; } |
| String lang() { return lang_; } |
| void setLang(const String& lang) { lang_ = lang; } |
| bool continuous() { return continuous_; } |
| void setContinuous(bool continuous) { continuous_ = continuous; } |
| bool interimResults() { return interim_results_; } |
| void setInterimResults(bool interim_results) { |
| interim_results_ = interim_results; |
| } |
| unsigned maxAlternatives() { return max_alternatives_; } |
| void setMaxAlternatives(unsigned max_alternatives) { |
| max_alternatives_ = max_alternatives; |
| } |
| |
| // Callable by the user. |
| void start(ExceptionState&); |
| void stopFunction(); |
| void abort(); |
| |
| // Called by the SpeechRecognitionClient. |
| void DidStartAudio(); |
| void DidStartSound(); |
| void DidStartSpeech(); |
| void DidEndSpeech(); |
| void DidEndSound(); |
| void DidEndAudio(); |
| void DidReceiveResults( |
| const HeapVector<Member<SpeechRecognitionResult>>& new_final_results, |
| const HeapVector<Member<SpeechRecognitionResult>>& |
| current_interim_results); |
| void DidReceiveNoMatch(SpeechRecognitionResult*); |
| void DidReceiveError(SpeechRecognitionError*); |
| void DidStart(); |
| void DidEnd(); |
| |
| // EventTarget |
| const AtomicString& InterfaceName() const override; |
| ExecutionContext* GetExecutionContext() const override; |
| |
| // ScriptWrappable |
| bool HasPendingActivity() const final; |
| |
| // ContextLifecycleObserver |
| void ContextDestroyed(ExecutionContext*) override; |
| |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(audiostart); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(soundstart); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(speechstart); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(speechend); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(soundend); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(audioend); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(result); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(nomatch); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(error); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(start); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(end); |
| |
| virtual void Trace(blink::Visitor*); |
| |
| private: |
| SpeechRecognition(Page*, ExecutionContext*); |
| |
| Member<SpeechGrammarList> grammars_; |
| String lang_; |
| bool continuous_; |
| bool interim_results_; |
| unsigned long max_alternatives_; |
| |
| Member<SpeechRecognitionController> controller_; |
| bool started_; |
| bool stopping_; |
| HeapVector<Member<SpeechRecognitionResult>> final_results_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // SpeechRecognition_h |