1/****************************************************************************
2**
3** Copyright (C) 2015 The Qt Company Ltd.
4** Contact: http://www.qt.io/licensing/
5**
6** This file is part of the Qt Speech module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL3$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see http://www.qt.io/terms-conditions. For further
15** information use the contact form at http://www.qt.io/contact-us.
16**
17** GNU Lesser General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU Lesser
19** General Public License version 3 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPLv3 included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 3 requirements
23** will be met: https://www.gnu.org/licenses/lgpl.html.
24**
25** GNU General Public License Usage
26** Alternatively, this file may be used under the terms of the GNU
27** General Public License version 2.0 or later as published by the Free
28** Software Foundation and appearing in the file LICENSE.GPL included in
29** the packaging of this file. Please review the following information to
30** ensure the GNU General Public License version 2.0 requirements will be
31** met: http://www.gnu.org/licenses/gpl-2.0.html.
32**
33** $QT_END_LICENSE$
34**
35****************************************************************************/
36
37#ifndef QTEXTTOSPEECHENGINE_H
38#define QTEXTTOSPEECHENGINE_H
39
40#include <QtTextToSpeech/qtexttospeech.h>
41
42#include <QtCore/QObject>
43#include <QtCore/QLocale>
44#include <QtCore/QDir>
45
46QT_BEGIN_NAMESPACE
47
48class Q_TEXTTOSPEECH_EXPORT QTextToSpeechEngine : public QObject
49{
50 Q_OBJECT
51
52public:
53 explicit QTextToSpeechEngine(QObject *parent = nullptr);
54 ~QTextToSpeechEngine();
55
56 virtual QVector<QLocale> availableLocales() const = 0;
57 virtual QVector<QVoice> availableVoices() const = 0;
58
59 virtual void say(const QString &text) = 0;
60 virtual void stop() = 0;
61 virtual void pause() = 0;
62 virtual void resume() = 0;
63
64 virtual double rate() const = 0;
65 virtual bool setRate(double rate) = 0;
66 virtual double pitch() const = 0;
67 virtual bool setPitch(double pitch) = 0;
68 virtual QLocale locale() const = 0;
69 virtual bool setLocale(const QLocale &locale) = 0;
70 virtual double volume() const = 0;
71 virtual bool setVolume(double volume) = 0;
72 virtual QVoice voice() const = 0;
73 virtual bool setVoice(const QVoice &voice) = 0;
74 virtual QTextToSpeech::State state() const = 0;
75
76protected:
77 static QVoice createVoice(const QString &name, QVoice::Gender gender, QVoice::Age age, const QVariant &data);
78 static QVariant voiceData(const QVoice &voice);
79
80Q_SIGNALS:
81 void stateChanged(QTextToSpeech::State state);
82};
83
84QT_END_NAMESPACE
85
86#endif
87

source code of qtspeech/src/tts/qtexttospeechengine.h