1 /* 2 * Copyright (C) 2013 Apple 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 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. 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 APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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 #ifndef SpeechSynthesisUtterance_h 27 #define SpeechSynthesisUtterance_h 28 29 #include "bindings/v8/ScriptWrappable.h" 30 #include "core/dom/ContextLifecycleObserver.h" 31 #include "core/events/EventTarget.h" 32 #include "modules/speech/SpeechSynthesisVoice.h" 33 #include "platform/speech/PlatformSpeechSynthesisUtterance.h" 34 #include "wtf/PassRefPtr.h" 35 #include "wtf/RefCounted.h" 36 37 namespace WebCore { 38 39 class SpeechSynthesisUtterance : public PlatformSpeechSynthesisUtteranceClient, public ScriptWrappable, public RefCounted<SpeechSynthesisUtterance>, public ContextLifecycleObserver, public EventTargetWithInlineData { 40 REFCOUNTED_EVENT_TARGET(SpeechSynthesisUtterance); 41 public: 42 static PassRefPtr<SpeechSynthesisUtterance> create(ExecutionContext*, const String&); 43 44 ~SpeechSynthesisUtterance(); 45 text()46 const String& text() const { return m_platformUtterance->text(); } setText(const String & text)47 void setText(const String& text) { m_platformUtterance->setText(text); } 48 lang()49 const String& lang() const { return m_platformUtterance->lang(); } setLang(const String & lang)50 void setLang(const String& lang) { m_platformUtterance->setLang(lang); } 51 52 SpeechSynthesisVoice* voice() const; 53 void setVoice(SpeechSynthesisVoice*); 54 volume()55 float volume() const { return m_platformUtterance->volume(); } setVolume(float volume)56 void setVolume(float volume) { m_platformUtterance->setVolume(volume); } 57 rate()58 float rate() const { return m_platformUtterance->rate(); } setRate(float rate)59 void setRate(float rate) { m_platformUtterance->setRate(rate); } 60 pitch()61 float pitch() const { return m_platformUtterance->pitch(); } setPitch(float pitch)62 void setPitch(float pitch) { m_platformUtterance->setPitch(pitch); } 63 startTime()64 double startTime() const { return m_platformUtterance->startTime(); } setStartTime(double startTime)65 void setStartTime(double startTime) { m_platformUtterance->setStartTime(startTime); } 66 67 DEFINE_ATTRIBUTE_EVENT_LISTENER(start); 68 DEFINE_ATTRIBUTE_EVENT_LISTENER(end); 69 DEFINE_ATTRIBUTE_EVENT_LISTENER(error); 70 DEFINE_ATTRIBUTE_EVENT_LISTENER(pause); 71 DEFINE_ATTRIBUTE_EVENT_LISTENER(resume); 72 DEFINE_ATTRIBUTE_EVENT_LISTENER(mark); 73 DEFINE_ATTRIBUTE_EVENT_LISTENER(boundary); 74 75 virtual ExecutionContext* executionContext() const; 76 platformUtterance()77 PlatformSpeechSynthesisUtterance* platformUtterance() const { return m_platformUtterance.get(); } 78 79 private: 80 SpeechSynthesisUtterance(ExecutionContext*, const String&); 81 RefPtr<PlatformSpeechSynthesisUtterance> m_platformUtterance; 82 RefPtr<SpeechSynthesisVoice> m_voice; 83 84 // EventTarget 85 virtual const AtomicString& interfaceName() const OVERRIDE; 86 }; 87 88 } // namespace WebCore 89 90 #endif // SpeechSynthesisUtterance_h 91