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26 #ifndef PlatformSpeechSynthesizer_h
27 #define PlatformSpeechSynthesizer_h
29 #include "platform/PlatformExport.h"
30 #include "platform/heap/Handle.h"
31 #include "platform/speech/PlatformSpeechSynthesisVoice.h"
32 #include "wtf/Vector.h"
38 SpeechSentenceBoundary
41 class PlatformSpeechSynthesisUtterance;
42 class WebSpeechSynthesizer;
43 class WebSpeechSynthesizerClientImpl;
45 class PlatformSpeechSynthesizerClient : public GarbageCollectedMixin {
47 virtual void didStartSpeaking(PlatformSpeechSynthesisUtterance*) = 0;
48 virtual void didFinishSpeaking(PlatformSpeechSynthesisUtterance*) = 0;
49 virtual void didPauseSpeaking(PlatformSpeechSynthesisUtterance*) = 0;
50 virtual void didResumeSpeaking(PlatformSpeechSynthesisUtterance*) = 0;
51 virtual void speakingErrorOccurred(PlatformSpeechSynthesisUtterance*) = 0;
52 virtual void boundaryEventOccurred(PlatformSpeechSynthesisUtterance*, SpeechBoundary, unsigned charIndex) = 0;
53 virtual void voicesDidChange() = 0;
56 virtual ~PlatformSpeechSynthesizerClient() { }
59 class PLATFORM_EXPORT PlatformSpeechSynthesizer : public GarbageCollectedFinalized<PlatformSpeechSynthesizer> {
60 WTF_MAKE_NONCOPYABLE(PlatformSpeechSynthesizer);
62 static PlatformSpeechSynthesizer* create(PlatformSpeechSynthesizerClient*);
64 virtual ~PlatformSpeechSynthesizer();
66 const HeapVector<Member<PlatformSpeechSynthesisVoice> >& voiceList() const { return m_voiceList; }
67 virtual void speak(PlatformSpeechSynthesisUtterance*);
69 virtual void resume();
70 virtual void cancel();
72 PlatformSpeechSynthesizerClient* client() const { return m_speechSynthesizerClient; }
74 void setVoiceList(HeapVector<Member<PlatformSpeechSynthesisVoice> >&);
76 virtual void trace(Visitor*);
79 explicit PlatformSpeechSynthesizer(PlatformSpeechSynthesizerClient*);
81 virtual void initializeVoiceList();
83 HeapVector<Member<PlatformSpeechSynthesisVoice> > m_voiceList;
86 Member<PlatformSpeechSynthesizerClient> m_speechSynthesizerClient;
88 OwnPtr<WebSpeechSynthesizer> m_webSpeechSynthesizer;
89 Member<WebSpeechSynthesizerClientImpl> m_webSpeechSynthesizerClient;
94 #endif // PlatformSpeechSynthesizer_h