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 "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
~SpeechRecognitionClientProxy()48 SpeechRecognitionClientProxy::~SpeechRecognitionClientProxy()
49 {
50 }
51
create(WebSpeechRecognizer * recognizer)52 PassOwnPtr<SpeechRecognitionClientProxy> SpeechRecognitionClientProxy::create(WebSpeechRecognizer* recognizer)
53 {
54 return adoptPtr(new SpeechRecognitionClientProxy(recognizer));
55 }
56
start(SpeechRecognition * recognition,const SpeechGrammarList * grammarList,const String & lang,bool continuous,bool interimResults,unsigned long maxAlternatives)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
stop(SpeechRecognition * recognition)67 void SpeechRecognitionClientProxy::stop(SpeechRecognition* recognition)
68 {
69 m_recognizer->stop(WebSpeechRecognitionHandle(recognition), this);
70 }
71
abort(SpeechRecognition * recognition)72 void SpeechRecognitionClientProxy::abort(SpeechRecognition* recognition)
73 {
74 m_recognizer->abort(WebSpeechRecognitionHandle(recognition), this);
75 }
76
didStartAudio(const WebSpeechRecognitionHandle & handle)77 void SpeechRecognitionClientProxy::didStartAudio(const WebSpeechRecognitionHandle& handle)
78 {
79 SpeechRecognition* recognition(handle);
80 recognition->didStartAudio();
81 }
82
didStartSound(const WebSpeechRecognitionHandle & handle)83 void SpeechRecognitionClientProxy::didStartSound(const WebSpeechRecognitionHandle& handle)
84 {
85 SpeechRecognition* recognition(handle);
86 recognition->didStartSound();
87 recognition->didStartSpeech();
88 }
89
didEndSound(const WebSpeechRecognitionHandle & handle)90 void SpeechRecognitionClientProxy::didEndSound(const WebSpeechRecognitionHandle& handle)
91 {
92 SpeechRecognition* recognition(handle);
93 recognition->didEndSpeech();
94 recognition->didEndSound();
95 }
96
didEndAudio(const WebSpeechRecognitionHandle & handle)97 void SpeechRecognitionClientProxy::didEndAudio(const WebSpeechRecognitionHandle& handle)
98 {
99 SpeechRecognition* recognition(handle);
100 recognition->didEndAudio();
101 }
102
didReceiveResults(const WebSpeechRecognitionHandle & handle,const WebVector<WebSpeechRecognitionResult> & newFinalResults,const WebVector<WebSpeechRecognitionResult> & currentInterimResults)103 void SpeechRecognitionClientProxy::didReceiveResults(const WebSpeechRecognitionHandle& handle, const WebVector<WebSpeechRecognitionResult>& newFinalResults, const WebVector<WebSpeechRecognitionResult>& currentInterimResults)
104 {
105 SpeechRecognition* recognition(handle);
106
107 HeapVector<Member<SpeechRecognitionResult> > finalResultsVector(newFinalResults.size());
108 for (size_t i = 0; i < newFinalResults.size(); ++i)
109 finalResultsVector[i] = static_cast<SpeechRecognitionResult*>(newFinalResults[i]);
110
111 HeapVector<Member<SpeechRecognitionResult> > interimResultsVector(currentInterimResults.size());
112 for (size_t i = 0; i < currentInterimResults.size(); ++i)
113 interimResultsVector[i] = static_cast<SpeechRecognitionResult*>(currentInterimResults[i]);
114
115 recognition->didReceiveResults(finalResultsVector, interimResultsVector);
116 }
117
didReceiveNoMatch(const WebSpeechRecognitionHandle & handle,const WebSpeechRecognitionResult & result)118 void SpeechRecognitionClientProxy::didReceiveNoMatch(const WebSpeechRecognitionHandle& handle, const WebSpeechRecognitionResult& result)
119 {
120 SpeechRecognition* recognition(handle);
121 recognition->didReceiveNoMatch(result);
122 }
123
didReceiveError(const WebSpeechRecognitionHandle & handle,const WebString & message,WebSpeechRecognizerClient::ErrorCode code)124 void SpeechRecognitionClientProxy::didReceiveError(const WebSpeechRecognitionHandle& handle, const WebString& message, WebSpeechRecognizerClient::ErrorCode code)
125 {
126 SpeechRecognition* recognition(handle);
127 SpeechRecognitionError::ErrorCode errorCode = static_cast<SpeechRecognitionError::ErrorCode>(code);
128 recognition->didReceiveError(SpeechRecognitionError::create(errorCode, message));
129 }
130
didStart(const WebSpeechRecognitionHandle & handle)131 void SpeechRecognitionClientProxy::didStart(const WebSpeechRecognitionHandle& handle)
132 {
133 SpeechRecognition* recognition(handle);
134 recognition->didStart();
135 }
136
didEnd(const WebSpeechRecognitionHandle & handle)137 void SpeechRecognitionClientProxy::didEnd(const WebSpeechRecognitionHandle& handle)
138 {
139 SpeechRecognition* recognition(handle);
140 recognition->didEnd();
141 }
142
SpeechRecognitionClientProxy(WebSpeechRecognizer * recognizer)143 SpeechRecognitionClientProxy::SpeechRecognitionClientProxy(WebSpeechRecognizer* recognizer)
144 : m_recognizer(recognizer)
145 {
146 }
147
148 } // namespace blink
149