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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Speech module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
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**
**
****************************************************************************/
#ifndef QTEXTTOSPEECHENGINE_SAPI_H
#define QTEXTTOSPEECHENGINE_SAPI_H
#include <QtCore/qt_windows.h>
#include <sapi.h>
#include <QtCore/qobject.h>
#include <QtCore/qvector.h>
#include <QtCore/qstring.h>
#include <QtCore/qlocale.h>
#include <QtTextToSpeech/qtexttospeechengine.h>
#include <QtTextToSpeech/qvoice.h>
QT_BEGIN_NAMESPACE
class QTextToSpeechEngineSapi : public QTextToSpeechEngine, public ISpNotifyCallback
{
Q_OBJECT
public:
QTextToSpeechEngineSapi(const QVariantMap ¶meters, QObject *parent);
~QTextToSpeechEngineSapi();
// Plug-in API:
QVector<QLocale> availableLocales() const override;
QVector<QVoice> availableVoices() const override;
void say(const QString &text) override;
void stop() override;
void pause() 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;
HRESULT STDMETHODCALLTYPE NotifyCallback(WPARAM /*wParam*/, LPARAM /*lParam*/) override;
private:
void init();
bool isSpeaking() const;
bool isPaused() const { return m_pauseCount; }
QMap<QString, QString> voiceAttributes(ISpObjectToken *speechToken) const;
QString voiceId(ISpObjectToken *speechToken) const;
QLocale lcidToLocale(const QString &lcid) const;
void updateVoices();
QTextToSpeech::State m_state;
QVector<QLocale> m_locales;
QVoice m_currentVoice;
// Voices mapped by their locale name.
QMultiMap<QString, QVoice> m_voices;
ISpVoice *m_voice;
double m_pitch;
int m_pauseCount;
};
QT_END_NAMESPACE
#endif
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