File indexing completed on 2025-04-20 12:50:01

 /*
    SPDX-FileCopyrightText: 2014-2023 Laurent Montel <montel@kde.org>
 
    SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #include "texttospeech.h"
 #include "texttospeechutil.h"
 
 #include <KConfig>
 #include <KConfigGroup>
 #include <QLocale>
 #include <QTextToSpeech>
 #include <QVector>
 
 class TextEditTextToSpeech::TextToSpeechPrivate
 {
 public:
     QString mDefaultEngine;
     QTextToSpeech *mTextToSpeech = nullptr;
 };
 
 using namespace TextEditTextToSpeech;
 TextToSpeech::TextToSpeech(QObject *parent)
     : QObject(parent)
     , d(new TextEditTextToSpeech::TextToSpeechPrivate)
 {
     reloadSettings();
 }
 
 TextToSpeech::~TextToSpeech() = default;
 
 void TextToSpeech::reloadSettings()
 {
     const TextEditTextToSpeech::TextToSpeechUtil::TextToSpeechSettings settings = TextEditTextToSpeech::TextToSpeechUtil::loadSettings();
 
     const QString engineName = settings.engineName;
     if (d->mDefaultEngine != engineName) {
         if (d->mTextToSpeech) {
 #if QT_VERSION >= QT_VERSION_CHECK(6, 4, 0)
             if (d->mTextToSpeech && (d->mTextToSpeech->engine() != engineName))
 #endif
             {
                 disconnect(d->mTextToSpeech, &QTextToSpeech::stateChanged, this, &TextToSpeech::slotStateChanged);
                 delete d->mTextToSpeech;
                 d->mTextToSpeech = nullptr;
             }
         }
     }
     if (!d->mTextToSpeech) {
         d->mTextToSpeech = new QTextToSpeech(engineName, this);
         connect(d->mTextToSpeech, &QTextToSpeech::stateChanged, this, &TextToSpeech::slotStateChanged);
     }
     d->mDefaultEngine = engineName;
     const int rate = settings.rate;
     const double rateDouble = rate / 100.0;
     d->mTextToSpeech->setRate(rateDouble);
     const int pitch = settings.pitch;
     const double pitchDouble = pitch / 100.0;
     d->mTextToSpeech->setPitch(pitchDouble);
     const int volumeValue = settings.volumeValue;
     const double volumeDouble = volumeValue / 100.0;
     d->mTextToSpeech->setVolume(volumeDouble);
     d->mTextToSpeech->setLocale(QLocale(settings.localeName));
     // It doesn't have api for it d->mTextToSpeech->setVoice(grp.readEntry("voice"));
 }
 
 TextToSpeech *TextToSpeech::self()
 {
     static TextToSpeech s_self;
     return &s_self;
 }
 
 void TextToSpeech::slotStateChanged()
 {
     TextToSpeech::State state;
     switch (d->mTextToSpeech->state()) {
     case QTextToSpeech::Ready:
         state = TextToSpeech::Ready;
         break;
     case QTextToSpeech::Speaking:
         state = TextToSpeech::Speaking;
         break;
     case QTextToSpeech::Paused:
         state = TextToSpeech::Paused;
         break;
 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
     case QTextToSpeech::BackendError:
         state = TextToSpeech::BackendError;
 #else
     case QTextToSpeech::Error:
         state = TextToSpeech::BackendError;
 #endif
         break;
     }
     Q_EMIT stateChanged(state);
 }
 
 bool TextToSpeech::isReady() const
 {
 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
     return d->mTextToSpeech->state() != QTextToSpeech::BackendError;
 #else
     return d->mTextToSpeech->state() != QTextToSpeech::Error;
 #endif
 }
 
 void TextToSpeech::say(const QString &text)
 {
     d->mTextToSpeech->say(text);
 }
 
 void TextToSpeech::stop()
 {
     d->mTextToSpeech->stop();
 }
 
 void TextToSpeech::pause()
 {
     d->mTextToSpeech->pause();
 }
 
 void TextToSpeech::resume()
 {
     d->mTextToSpeech->resume();
 }
 
 void TextToSpeech::setRate(double rate)
 {
     d->mTextToSpeech->setRate(rate);
 }
 
 void TextToSpeech::setPitch(double pitch)
 {
     d->mTextToSpeech->setPitch(pitch);
 }
 
 void TextToSpeech::setVolume(double volume)
 {
     d->mTextToSpeech->setVolume(volume);
 }
 
 double TextToSpeech::volume() const
 {
     return d->mTextToSpeech->volume();
 }
 
 QVector<QLocale> TextToSpeech::availableLocales() const
 {
     return d->mTextToSpeech->availableLocales();
 }
 
 QStringList TextToSpeech::availableVoices() const
 {
     QStringList lst;
     const QVector<QVoice> voices = d->mTextToSpeech->availableVoices();
     lst.reserve(voices.count());
     for (const QVoice &voice : voices) {
         lst << voice.name();
     }
     return lst;
 }
 
 QStringList TextToSpeech::availableEngines() const
 {
     return QTextToSpeech::availableEngines();
 }
 
 void TextToSpeech::setLocale(const QLocale &locale) const
 {
     d->mTextToSpeech->setLocale(locale);
 }
 
 QLocale TextToSpeech::locale() const
 {
     return d->mTextToSpeech->locale();
 }
 
 #include "moc_texttospeech.cpp"