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,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  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 "SpeechRecognitionClientProxy.h"
  28
  29 #include "wtf/PassOwnPtr.h"
  30 #include "wtf/PassRefPtr.h"
  31 #include "WebSecurityOrigin.h"
  32 #include "WebSpeechGrammar.h"
  33 #include "WebSpeechRecognitionHandle.h"
  34 #include "WebSpeechRecognitionParams.h"
  35 #include "WebSpeechRecognitionResult.h"
  36 #include "WebSpeechRecognizer.h"
  37 #include "core/dom/ExecutionContext.h"
  38 #include "modules/speech/SpeechGrammarList.h"
  39 #include "modules/speech/SpeechRecognition.h"
  40 #include "modules/speech/SpeechRecognitionError.h"
  41 #include "modules/speech/SpeechRecognitionResult.h"
  42 #include "modules/speech/SpeechRecognitionResultList.h"
  43 #include "weborigin/SecurityOrigin.h"
  44
  45 using namespace WebCore;
  46
  47 namespace WebKit {
  48
  49 SpeechRecognitionClientProxy::~SpeechRecognitionClientProxy()
  50 {
  51 }
  52
  53 PassOwnPtr<SpeechRecognitionClientProxy> SpeechRecognitionClientProxy::create(WebSpeechRecognizer* recognizer)
  54 {
  55     return adoptPtr(new SpeechRecognitionClientProxy(recognizer));
  56 }
  57
  58 void SpeechRecognitionClientProxy::start(SpeechRecognition* recognition, const SpeechGrammarList* grammarList, const String& lang, bool continuous, bool interimResults, unsigned long maxAlternatives)
  59 {
  60     WebVector<WebSpeechGrammar> webSpeechGrammars(static_cast<size_t>(grammarList->length()));
  61     for (unsigned long i = 0; i < grammarList->length(); ++i)
  62         webSpeechGrammars[i] = grammarList->item(i);
  63
  64     WebSpeechRecognitionParams params(webSpeechGrammars, lang, continuous, interimResults, maxAlternatives, WebSecurityOrigin(recognition->executionContext()->securityOrigin()));
  65     m_recognizer->start(WebSpeechRecognitionHandle(recognition), params, this);
  66 }
  67
  68 void SpeechRecognitionClientProxy::stop(SpeechRecognition* recognition)
  69 {
  70     m_recognizer->stop(WebSpeechRecognitionHandle(recognition), this);
  71 }
  72
  73 void SpeechRecognitionClientProxy::abort(SpeechRecognition* recognition)
  74 {
  75     m_recognizer->abort(WebSpeechRecognitionHandle(recognition), this);
  76 }
  77
  78 void SpeechRecognitionClientProxy::didStartAudio(const WebSpeechRecognitionHandle& handle)
  79 {
  80     RefPtr<SpeechRecognition> recognition = PassRefPtr<SpeechRecognition>(handle);
  81     recognition->didStartAudio();
  82 }
  83
  84 void SpeechRecognitionClientProxy::didStartSound(const WebSpeechRecognitionHandle& handle)
  85 {
  86     RefPtr<SpeechRecognition> recognition = PassRefPtr<SpeechRecognition>(handle);
  87     recognition->didStartSound();
  88     recognition->didStartSpeech();
  89 }
  90
  91 void SpeechRecognitionClientProxy::didEndSound(const WebSpeechRecognitionHandle& handle)
  92 {
  93     RefPtr<SpeechRecognition> recognition = PassRefPtr<SpeechRecognition>(handle);
  94     recognition->didEndSpeech();
  95     recognition->didEndSound();
  96 }
  97
  98 void SpeechRecognitionClientProxy::didEndAudio(const WebSpeechRecognitionHandle& handle)
  99 {
 100     RefPtr<SpeechRecognition> recognition = PassRefPtr<SpeechRecognition>(handle);
 101     recognition->didEndAudio();
 102 }
 103
 104 void SpeechRecognitionClientProxy::didReceiveResults(const WebSpeechRecognitionHandle& handle, const WebVector<WebSpeechRecognitionResult>& newFinalResults, const WebVector<WebSpeechRecognitionResult>& currentInterimResults)
 105 {
 106     RefPtr<SpeechRecognition> recognition = PassRefPtr<SpeechRecognition>(handle);
 107
 108     Vector<RefPtr<SpeechRecognitionResult> > finalResultsVector(newFinalResults.size());
 109     for (size_t i = 0; i < newFinalResults.size(); ++i)
 110         finalResultsVector[i] = static_cast<PassRefPtr<SpeechRecognitionResult> >(newFinalResults[i]);
 111
 112     Vector<RefPtr<SpeechRecognitionResult> > interimResultsVector(currentInterimResults.size());
 113     for (size_t i = 0; i < currentInterimResults.size(); ++i)
 114         interimResultsVector[i] = static_cast<PassRefPtr<SpeechRecognitionResult> >(currentInterimResults[i]);
 115
 116     recognition->didReceiveResults(finalResultsVector, interimResultsVector);
 117 }
 118
 119 void SpeechRecognitionClientProxy::didReceiveNoMatch(const WebSpeechRecognitionHandle& handle, const WebSpeechRecognitionResult& result)
 120 {
 121     RefPtr<SpeechRecognition> recognition = PassRefPtr<SpeechRecognition>(handle);
 122     recognition->didReceiveNoMatch(result);
 123 }
 124
 125 void SpeechRecognitionClientProxy::didReceiveError(const WebSpeechRecognitionHandle& handle, const WebString& message, WebSpeechRecognizerClient::ErrorCode code)
 126 {
 127     RefPtr<SpeechRecognition> recognition = PassRefPtr<SpeechRecognition>(handle);
 128     SpeechRecognitionError::ErrorCode errorCode = static_cast<SpeechRecognitionError::ErrorCode>(code);
 129     recognition->didReceiveError(SpeechRecognitionError::create(errorCode, message));
 130 }
 131
 132 void SpeechRecognitionClientProxy::didStart(const WebSpeechRecognitionHandle& handle)
 133 {
 134     RefPtr<SpeechRecognition> recognition = PassRefPtr<SpeechRecognition>(handle);
 135     recognition->didStart();
 136 }
 137
 138 void SpeechRecognitionClientProxy::didEnd(const WebSpeechRecognitionHandle& handle)
 139 {
 140     RefPtr<SpeechRecognition> recognition = PassRefPtr<SpeechRecognition>(handle);
 141     recognition->didEnd();
 142 }
 143
 144 SpeechRecognitionClientProxy::SpeechRecognitionClientProxy(WebSpeechRecognizer* recognizer)
 145     : m_recognizer(recognizer)
 146 {
 147 }
 148
 149 } // namespace WebKit