qtexttospeech_darwin.h

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// Copyright (C) 2022 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef QTEXTTOSPEECHENGINE_DARWIN_H

#define QTEXTTOSPEECHENGINE_DARWIN_H

#include <QtCore/qlist.h>

#include <QtTextToSpeech/qtexttospeechengine.h>

#include <QtTextToSpeech/qvoice.h>

Q_FORWARD_DECLARE_OBJC_CLASS(AVSpeechSynthesizer);

Q_FORWARD_DECLARE_OBJC_CLASS(AVSpeechSynthesisVoice);

Q_FORWARD_DECLARE_OBJC_CLASS(AVSpeechUtterance);

QT_BEGIN_NAMESPACE

class QTextToSpeechEngineDarwin : public QTextToSpeechEngine

    Q_OBJECT

public:

    QTextToSpeechEngineDarwin(const QVariantMap &parameters, QObject *parent);

    ~QTextToSpeechEngineDarwin();

    QList<QLocale> availableLocales() const override;

    QList<QVoice> availableVoices() const override;

    void say(const QString &text) override;

    void synthesize(const QString &text) override;

    void stop(QTextToSpeech::BoundaryHint boundaryHint) override;

    void pause(QTextToSpeech::BoundaryHint boundaryHint) override;

    void resume() override;

    double rate() const override;

    bool setRate(double rate) override;

    double pitch() const override;

    bool setPitch(double pitch) override;

    QLocale locale() const override;

    bool setLocale(const QLocale &locale) override;

    double volume() const override;

    bool setVolume(double volume) override;

    QVoice voice() const override;

    bool setVoice(const QVoice &voice) override;

    QTextToSpeech::State state() const override;

    QTextToSpeech::ErrorReason errorReason() const override;

    QString errorString() const override;

    void setState(QTextToSpeech::State state);

    bool ignoreNextUtterance = false;

private:

    AVSpeechSynthesisVoice *fromQVoice(const QVoice &voice) const;

    QVoice toQVoice(AVSpeechSynthesisVoice *avVoice) const;

    void setError(QTextToSpeech::ErrorReason reason, const QString &string);

    AVSpeechUtterance *prepareUtterance(const QString &text);

    AVSpeechSynthesizer *m_speechSynthesizer;

    QVoice m_voice;

    QTextToSpeech::State m_state = QTextToSpeech::Error;

    QTextToSpeech::ErrorReason m_errorReason = QTextToSpeech::ErrorReason::Initialization;

    QString m_errorString;

    QAudioFormat m_format;

    double m_pitch = 0.0;

    double m_actualPitch = 1.0;

    double m_rate = 0.0;

    double m_volume = 1.0;

};

QT_END_NAMESPACE

#endif