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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsGkAtoms.h"
#include "mozilla/dom/SpeechSynthesisEvent.h"
#include "mozilla/dom/SpeechSynthesisUtteranceBinding.h"
#include "SpeechSynthesisUtterance.h"
#include "SpeechSynthesisVoice.h"
#include <stdlib.h>
namespace mozilla::dom {
NS_IMPL_CYCLE_COLLECTION_INHERITED(SpeechSynthesisUtterance,
DOMEventTargetHelper, mVoice);
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(SpeechSynthesisUtterance)
NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
NS_IMPL_ADDREF_INHERITED(SpeechSynthesisUtterance, DOMEventTargetHelper)
NS_IMPL_RELEASE_INHERITED(SpeechSynthesisUtterance, DOMEventTargetHelper)
SpeechSynthesisUtterance::SpeechSynthesisUtterance(
nsPIDOMWindowInner* aOwnerWindow, const nsAString& text)
: DOMEventTargetHelper(aOwnerWindow),
mText(text),
mVolume(1),
mRate(1),
mPitch(1),
mPaused(false) {}
SpeechSynthesisUtterance::~SpeechSynthesisUtterance() = default;
JSObject* SpeechSynthesisUtterance::WrapObject(
JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
return SpeechSynthesisUtterance_Binding::Wrap(aCx, this, aGivenProto);
}
nsISupports* SpeechSynthesisUtterance::GetParentObject() const {
return GetOwner();
}
already_AddRefed<SpeechSynthesisUtterance>
SpeechSynthesisUtterance::Constructor(GlobalObject& aGlobal, ErrorResult& aRv) {
return Constructor(aGlobal, u""_ns, aRv);
}
already_AddRefed<SpeechSynthesisUtterance>
SpeechSynthesisUtterance::Constructor(GlobalObject& aGlobal,
const nsAString& aText,
ErrorResult& aRv) {
nsCOMPtr<nsPIDOMWindowInner> win = do_QueryInterface(aGlobal.GetAsSupports());
if (!win) {
aRv.Throw(NS_ERROR_FAILURE);
return nullptr;
}
RefPtr<SpeechSynthesisUtterance> object =
new SpeechSynthesisUtterance(win, aText);
return object.forget();
}
void SpeechSynthesisUtterance::GetText(nsString& aResult) const {
aResult = mText;
}
void SpeechSynthesisUtterance::SetText(const nsAString& aText) {
mText = aText;
}
void SpeechSynthesisUtterance::GetLang(nsString& aResult) const {
aResult = mLang;
}
void SpeechSynthesisUtterance::SetLang(const nsAString& aLang) {
mLang = aLang;
}
SpeechSynthesisVoice* SpeechSynthesisUtterance::GetVoice() const {
return mVoice;
}
void SpeechSynthesisUtterance::SetVoice(SpeechSynthesisVoice* aVoice) {
mVoice = aVoice;
}
float SpeechSynthesisUtterance::Volume() const { return mVolume; }
void SpeechSynthesisUtterance::SetVolume(float aVolume) {
mVolume = std::max<float>(std::min<float>(aVolume, 1), 0);
}
float SpeechSynthesisUtterance::Rate() const { return mRate; }
void SpeechSynthesisUtterance::SetRate(float aRate) {
mRate = std::max<float>(std::min<float>(aRate, 10), 0.1f);
}
float SpeechSynthesisUtterance::Pitch() const { return mPitch; }
void SpeechSynthesisUtterance::SetPitch(float aPitch) {
mPitch = std::max<float>(std::min<float>(aPitch, 2), 0);
}
void SpeechSynthesisUtterance::GetChosenVoiceURI(nsString& aResult) const {
aResult = mChosenVoiceURI;
}
void SpeechSynthesisUtterance::DispatchSpeechSynthesisEvent(
const nsAString& aEventType, uint32_t aCharIndex,
const Nullable<uint32_t>& aCharLength, float aElapsedTime,
const nsAString& aName) {
SpeechSynthesisEventInit init;
init.mBubbles = false;
init.mCancelable = false;
init.mUtterance = this;
init.mCharIndex = aCharIndex;
init.mCharLength = aCharLength;
init.mElapsedTime = aElapsedTime;
init.mName = aName;
RefPtr<SpeechSynthesisEvent> event =
SpeechSynthesisEvent::Constructor(this, aEventType, init);
DispatchTrustedEvent(event);
}
} // namespace mozilla::dom