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/*
* Copyright (C) 2019 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "WebSpeechSynthesisClient.h"
#include "WebPage.h"
#include "WebPageProxyMessages.h"
#include "WebSpeechSynthesisVoice.h"
#if ENABLE(SPEECH_SYNTHESIS)
namespace WebKit {
const Vector<RefPtr<WebCore::PlatformSpeechSynthesisVoice>>& WebSpeechSynthesisClient::voiceList()
{
// FIXME: this message should not be sent synchronously. Instead, the UI process should
// get the list of voices and pass it on to the WebContent processes, see
// https://bugs.webkit.org/show_bug.cgi?id=195723
Vector<WebSpeechSynthesisVoice> voiceList;
m_page.sendSync(Messages::WebPageProxy::SpeechSynthesisVoiceList(), voiceList);
m_voices.clear();
for (auto& voice : voiceList)
m_voices.append(WebCore::PlatformSpeechSynthesisVoice::create(voice.voiceURI, voice.name, voice.lang, voice.localService, voice.defaultLang));
return m_voices;
}
WebCore::SpeechSynthesisClientObserver* WebSpeechSynthesisClient::corePageObserver() const
{
if (m_page.corePage() && m_page.corePage()->speechSynthesisClient() && m_page.corePage()->speechSynthesisClient()->observer())
return m_page.corePage()->speechSynthesisClient()->observer().get();
return nullptr;
}
void WebSpeechSynthesisClient::speak(RefPtr<WebCore::PlatformSpeechSynthesisUtterance> utterance)
{
WTF::CompletionHandler<void()> startedCompletionHandler = [this, weakThis = makeWeakPtr(*this)]() mutable {
if (!weakThis)
return;
if (auto observer = corePageObserver())
observer->didStartSpeaking();
};
WTF::CompletionHandler<void()> finishedCompletionHandler = [this, weakThis = makeWeakPtr(*this)]() mutable {
if (!weakThis)
return;
if (auto observer = corePageObserver())
observer->didFinishSpeaking();
};
auto voice = utterance->voice();
auto voiceURI = voice ? voice->voiceURI() : "";
auto name = voice ? voice->name() : "";
auto lang = voice ? voice->lang() : "";
auto localService = voice ? voice->localService() : false;
auto isDefault = voice ? voice->isDefault() : false;
m_page.sendWithAsyncReply(Messages::WebPageProxy::SpeechSynthesisSetFinishedCallback(), WTFMove(finishedCompletionHandler));
m_page.sendWithAsyncReply(Messages::WebPageProxy::SpeechSynthesisSpeak(utterance->text(), utterance->lang(), utterance->volume(), utterance->rate(), utterance->pitch(), utterance->startTime(), voiceURI, name, lang, localService, isDefault), WTFMove(startedCompletionHandler));
}
void WebSpeechSynthesisClient::cancel()
{
m_page.send(Messages::WebPageProxy::SpeechSynthesisCancel());
}
void WebSpeechSynthesisClient::pause()
{
WTF::CompletionHandler<void()> completionHandler = [this, weakThis = makeWeakPtr(*this)]() mutable {
if (!weakThis)
return;
if (auto observer = corePageObserver())
observer->didPauseSpeaking();
};
m_page.sendWithAsyncReply(Messages::WebPageProxy::SpeechSynthesisPause(), WTFMove(completionHandler));
}
void WebSpeechSynthesisClient::resume()
{
WTF::CompletionHandler<void()> completionHandler = [this, weakThis = makeWeakPtr(*this)]() mutable {
if (!weakThis)
return;
if (auto observer = corePageObserver())
observer->didResumeSpeaking();
};
m_page.sendWithAsyncReply(Messages::WebPageProxy::SpeechSynthesisResume(), WTFMove(completionHandler));
}
} // namespace WebKit
#endif // ENABLE(SPEECH_SYNTHESIS)
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