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comparison: content/media/webspeech/synth/SpeechSynthesisUtterance.cpp
content/media/webspeech/synth/SpeechSynthesisUtterance.cpp
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #include "nsCOMPtr.h" | |
| 8 #include "nsCycleCollectionParticipant.h" | |
| 9 #include "nsGkAtoms.h" | |
| 10 | |
| 11 #include "GeneratedEvents.h" | |
| 12 #include "nsIDOMSpeechSynthesisEvent.h" | |
| 13 | |
| 14 #include "mozilla/dom/SpeechSynthesisUtteranceBinding.h" | |
| 15 #include "SpeechSynthesisUtterance.h" | |
| 16 #include "SpeechSynthesisVoice.h" | |
| 17 | |
| 18 namespace mozilla { | |
| 19 namespace dom { | |
| 20 | |
| 21 NS_IMPL_CYCLE_COLLECTION_INHERITED(SpeechSynthesisUtterance, | |
| 22 DOMEventTargetHelper, mVoice); | |
| 23 | |
| 24 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(SpeechSynthesisUtterance) | |
| 25 NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY | |
| 26 NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper) | |
| 27 | |
| 28 NS_IMPL_ADDREF_INHERITED(SpeechSynthesisUtterance, DOMEventTargetHelper) | |
| 29 NS_IMPL_RELEASE_INHERITED(SpeechSynthesisUtterance, DOMEventTargetHelper) | |
| 30 | |
| 31 SpeechSynthesisUtterance::SpeechSynthesisUtterance(nsPIDOMWindow* aOwnerWindow, | |
| 32 const nsAString& text) | |
| 33 : DOMEventTargetHelper(aOwnerWindow) | |
| 34 , mText(text) | |
| 35 , mVolume(1) | |
| 36 , mRate(1) | |
| 37 , mPitch(1) | |
| 38 , mState(STATE_NONE) | |
| 39 , mPaused(false) | |
| 40 { | |
| 41 SetIsDOMBinding(); | |
| 42 } | |
| 43 | |
| 44 SpeechSynthesisUtterance::~SpeechSynthesisUtterance() {} | |
| 45 | |
| 46 JSObject* | |
| 47 SpeechSynthesisUtterance::WrapObject(JSContext* aCx) | |
| 48 { | |
| 49 return SpeechSynthesisUtteranceBinding::Wrap(aCx, this); | |
| 50 } | |
| 51 | |
| 52 nsISupports* | |
| 53 SpeechSynthesisUtterance::GetParentObject() const | |
| 54 { | |
| 55 return GetOwner(); | |
| 56 } | |
| 57 | |
| 58 already_AddRefed<SpeechSynthesisUtterance> | |
| 59 SpeechSynthesisUtterance::Constructor(GlobalObject& aGlobal, | |
| 60 ErrorResult& aRv) | |
| 61 { | |
| 62 return Constructor(aGlobal, NS_LITERAL_STRING(""), aRv); | |
| 63 } | |
| 64 | |
| 65 already_AddRefed<SpeechSynthesisUtterance> | |
| 66 SpeechSynthesisUtterance::Constructor(GlobalObject& aGlobal, | |
| 67 const nsAString& aText, | |
| 68 ErrorResult& aRv) | |
| 69 { | |
| 70 nsCOMPtr<nsPIDOMWindow> win = do_QueryInterface(aGlobal.GetAsSupports()); | |
| 71 | |
| 72 if (!win) { | |
| 73 aRv.Throw(NS_ERROR_FAILURE); | |
| 74 } | |
| 75 | |
| 76 MOZ_ASSERT(win->IsInnerWindow()); | |
| 77 nsRefPtr<SpeechSynthesisUtterance> object = | |
| 78 new SpeechSynthesisUtterance(win, aText); | |
| 79 return object.forget(); | |
| 80 } | |
| 81 | |
| 82 void | |
| 83 SpeechSynthesisUtterance::GetText(nsString& aResult) const | |
| 84 { | |
| 85 aResult = mText; | |
| 86 } | |
| 87 | |
| 88 void | |
| 89 SpeechSynthesisUtterance::SetText(const nsAString& aText) | |
| 90 { | |
| 91 mText = aText; | |
| 92 } | |
| 93 | |
| 94 void | |
| 95 SpeechSynthesisUtterance::GetLang(nsString& aResult) const | |
| 96 { | |
| 97 aResult = mLang; | |
| 98 } | |
| 99 | |
| 100 void | |
| 101 SpeechSynthesisUtterance::SetLang(const nsAString& aLang) | |
| 102 { | |
| 103 mLang = aLang; | |
| 104 } | |
| 105 | |
| 106 SpeechSynthesisVoice* | |
| 107 SpeechSynthesisUtterance::GetVoice() const | |
| 108 { | |
| 109 return mVoice; | |
| 110 } | |
| 111 | |
| 112 void | |
| 113 SpeechSynthesisUtterance::SetVoice(SpeechSynthesisVoice* aVoice) | |
| 114 { | |
| 115 mVoice = aVoice; | |
| 116 } | |
| 117 | |
| 118 float | |
| 119 SpeechSynthesisUtterance::Volume() const | |
| 120 { | |
| 121 return mVolume; | |
| 122 } | |
| 123 | |
| 124 void | |
| 125 SpeechSynthesisUtterance::SetVolume(float aVolume) | |
| 126 { | |
| 127 mVolume = aVolume; | |
| 128 } | |
| 129 | |
| 130 float | |
| 131 SpeechSynthesisUtterance::Rate() const | |
| 132 { | |
| 133 return mRate; | |
| 134 } | |
| 135 | |
| 136 void | |
| 137 SpeechSynthesisUtterance::SetRate(float aRate) | |
| 138 { | |
| 139 mRate = aRate; | |
| 140 } | |
| 141 | |
| 142 float | |
| 143 SpeechSynthesisUtterance::Pitch() const | |
| 144 { | |
| 145 return mPitch; | |
| 146 } | |
| 147 | |
| 148 void | |
| 149 SpeechSynthesisUtterance::SetPitch(float aPitch) | |
| 150 { | |
| 151 mPitch = aPitch; | |
| 152 } | |
| 153 | |
| 154 void | |
| 155 SpeechSynthesisUtterance::DispatchSpeechSynthesisEvent(const nsAString& aEventType, | |
| 156 uint32_t aCharIndex, | |
| 157 float aElapsedTime, | |
| 158 const nsAString& aName) | |
| 159 { | |
| 160 nsCOMPtr<nsIDOMEvent> domEvent; | |
| 161 NS_NewDOMSpeechSynthesisEvent(getter_AddRefs(domEvent), nullptr, nullptr, nullptr); | |
| 162 | |
| 163 nsCOMPtr<nsIDOMSpeechSynthesisEvent> ssEvent = do_QueryInterface(domEvent); | |
| 164 ssEvent->InitSpeechSynthesisEvent(aEventType, false, false, | |
| 165 aCharIndex, aElapsedTime, aName); | |
| 166 | |
| 167 DispatchTrustedEvent(domEvent); | |
| 168 } | |
| 169 | |
| 170 } // namespace dom | |
| 171 } // namespace mozilla |
