src/third_party/WebKit/Source/web/SpeechRecognitionClientProxy.cpp

   1 /*
   2  * Copyright (C) 2012 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  *  * Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  *  * Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #include "web/SpeechRecognitionClientProxy.h"
  28
  29 #include "core/dom/ExecutionContext.h"
  30 #include "modules/speech/SpeechGrammarList.h"
  31 #include "modules/speech/SpeechRecognition.h"
  32 #include "modules/speech/SpeechRecognitionError.h"
  33 #include "modules/speech/SpeechRecognitionResult.h"
  34 #include "modules/speech/SpeechRecognitionResultList.h"
  35 #include "platform/weborigin/SecurityOrigin.h"
  36 #include "public/web/WebSecurityOrigin.h"
  37 #include "public/web/WebSpeechGrammar.h"
  38 #include "public/web/WebSpeechRecognitionHandle.h"
  39 #include "public/web/WebSpeechRecognitionParams.h"
  40 #include "public/web/WebSpeechRecognitionResult.h"
  41 #include "public/web/WebSpeechRecognizer.h"
  42 #include "wtf/PassRefPtr.h"
  43
  44 using namespace WebCore;
  45
  46 namespace blink {
  47
  48 SpeechRecognitionClientProxy::~SpeechRecognitionClientProxy()
  49 {
  50 }
  51
  52 PassOwnPtr<SpeechRecognitionClientProxy> SpeechRecognitionClientProxy::create(WebSpeechRecognizer* recognizer)
  53 {
  54     return adoptPtr(new SpeechRecognitionClientProxy(recognizer));
  55 }
  56
  57 void SpeechRecognitionClientProxy::start(SpeechRecognition* recognition, const SpeechGrammarList* grammarList, const String& lang, bool continuous, bool interimResults, unsigned long maxAlternatives)
  58 {
  59     WebVector<WebSpeechGrammar> webSpeechGrammars(static_cast<size_t>(grammarList->length()));
  60     for (unsigned long i = 0; i < grammarList->length(); ++i)
  61         webSpeechGrammars[i] = grammarList->item(i);
  62
  63     WebSpeechRecognitionParams params(webSpeechGrammars, lang, continuous, interimResults, maxAlternatives, WebSecurityOrigin(recognition->executionContext()->securityOrigin()));
  64     m_recognizer->start(WebSpeechRecognitionHandle(recognition), params, this);
  65 }
  66
  67 void SpeechRecognitionClientProxy::stop(SpeechRecognition* recognition)
  68 {
  69     m_recognizer->stop(WebSpeechRecognitionHandle(recognition), this);
  70 }
  71
  72 void SpeechRecognitionClientProxy::abort(SpeechRecognition* recognition)
  73 {
  74     m_recognizer->abort(WebSpeechRecognitionHandle(recognition), this);
  75 }
  76
  77 void SpeechRecognitionClientProxy::didStartAudio(const WebSpeechRecognitionHandle& handle)
  78 {
  79     RefPtrWillBeRawPtr<SpeechRecognition> recognition = PassRefPtrWillBeRawPtr<SpeechRecognition>(handle);
  80     recognition->didStartAudio();
  81 }
  82
  83 void SpeechRecognitionClientProxy::didStartSound(const WebSpeechRecognitionHandle& handle)
  84 {
  85     RefPtrWillBeRawPtr<SpeechRecognition> recognition = PassRefPtrWillBeRawPtr<SpeechRecognition>(handle);
  86     recognition->didStartSound();
  87     recognition->didStartSpeech();
  88 }
  89
  90 void SpeechRecognitionClientProxy::didEndSound(const WebSpeechRecognitionHandle& handle)
  91 {
  92     RefPtrWillBeRawPtr<SpeechRecognition> recognition = PassRefPtrWillBeRawPtr<SpeechRecognition>(handle);
  93     recognition->didEndSpeech();
  94     recognition->didEndSound();
  95 }
  96
  97 void SpeechRecognitionClientProxy::didEndAudio(const WebSpeechRecognitionHandle& handle)
  98 {
  99     RefPtrWillBeRawPtr<SpeechRecognition> recognition = PassRefPtrWillBeRawPtr<SpeechRecognition>(handle);
 100     recognition->didEndAudio();
 101 }
 102
 103 void SpeechRecognitionClientProxy::didReceiveResults(const WebSpeechRecognitionHandle& handle, const WebVector<WebSpeechRecognitionResult>& newFinalResults, const WebVector<WebSpeechRecognitionResult>& currentInterimResults)
 104 {
 105     RefPtrWillBeRawPtr<SpeechRecognition> recognition = PassRefPtrWillBeRawPtr<SpeechRecognition>(handle);
 106
 107     WillBeHeapVector<RefPtrWillBeMember<SpeechRecognitionResult> > finalResultsVector(newFinalResults.size());
 108     for (size_t i = 0; i < newFinalResults.size(); ++i)
 109         finalResultsVector[i] = PassRefPtrWillBeRawPtr<SpeechRecognitionResult>(newFinalResults[i]);
 110
 111     WillBeHeapVector<RefPtrWillBeMember<SpeechRecognitionResult> > interimResultsVector(currentInterimResults.size());
 112     for (size_t i = 0; i < currentInterimResults.size(); ++i)
 113         interimResultsVector[i] = PassRefPtrWillBeRawPtr<SpeechRecognitionResult>(currentInterimResults[i]);
 114
 115     recognition->didReceiveResults(finalResultsVector, interimResultsVector);
 116 }
 117
 118 void SpeechRecognitionClientProxy::didReceiveNoMatch(const WebSpeechRecognitionHandle& handle, const WebSpeechRecognitionResult& result)
 119 {
 120     RefPtrWillBeRawPtr<SpeechRecognition> recognition = PassRefPtrWillBeRawPtr<SpeechRecognition>(handle);
 121     recognition->didReceiveNoMatch(result);
 122 }
 123
 124 void SpeechRecognitionClientProxy::didReceiveError(const WebSpeechRecognitionHandle& handle, const WebString& message, WebSpeechRecognizerClient::ErrorCode code)
 125 {
 126     RefPtrWillBeRawPtr<SpeechRecognition> recognition = PassRefPtrWillBeRawPtr<SpeechRecognition>(handle);
 127     SpeechRecognitionError::ErrorCode errorCode = static_cast<SpeechRecognitionError::ErrorCode>(code);
 128     recognition->didReceiveError(SpeechRecognitionError::create(errorCode, message));
 129 }
 130
 131 void SpeechRecognitionClientProxy::didStart(const WebSpeechRecognitionHandle& handle)
 132 {
 133     RefPtrWillBeRawPtr<SpeechRecognition> recognition = PassRefPtrWillBeRawPtr<SpeechRecognition>(handle);
 134     recognition->didStart();
 135 }
 136
 137 void SpeechRecognitionClientProxy::didEnd(const WebSpeechRecognitionHandle& handle)
 138 {
 139     RefPtrWillBeRawPtr<SpeechRecognition> recognition = PassRefPtrWillBeRawPtr<SpeechRecognition>(handle);
 140     recognition->didEnd();
 141 }
 142
 143 SpeechRecognitionClientProxy::SpeechRecognitionClientProxy(WebSpeechRecognizer* recognizer)
 144     : m_recognizer(recognizer)
 145 {
 146 }
 147
 148 } // namespace blink