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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Speech module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
package org.qtproject.qt5.android.speech;
import android.content.ContentResolver;
import android.content.Context;
import android.provider.Settings;
import android.provider.Settings.SettingNotFoundException;
import android.speech.tts.TextToSpeech;
import android.speech.tts.TextToSpeech.Engine;
import android.speech.tts.TextToSpeech.OnInitListener;
import android.speech.tts.UtteranceProgressListener;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;
import java.lang.Float;
import java.util.HashMap;
public class QtTextToSpeech
{
// Native callback functions
native public void notifyError(long id);
native public void notifyReady(long id);
native public void notifySpeaking(long id);
private TextToSpeech mTts;
private final long mId;
private float mPitch = 1.0f;
private float mRate = 1.0f;
private float mVolume = 1.0f;
// OnInitListener
private final OnInitListener mTtsChangeListener = new OnInitListener() {
@Override
public void onInit(int status) {
Log.w("QtTextToSpeech", "tts initialized");
if (status == TextToSpeech.SUCCESS) {
notifyReady(mId);
} else {
notifyError(mId);
}
}
};
// UtteranceProgressListener
private final UtteranceProgressListener mTtsUtteranceProgressListener = new UtteranceProgressListener() {
@Override
public void onDone(String utteranceId) {
Log.w("UtteranceProgressListener", "onDone");
if (utteranceId.equals("UtteranceId")) {
notifyReady(mId);
}
}
@Override
public void onError(String utteranceId) {
Log.w("UtteranceProgressListener", "onError");
if (utteranceId.equals("UtteranceId")) {
notifyReady(mId);
}
}
@Override
public void onStart(String utteranceId) {
Log.w("UtteranceProgressListener", "onStart");
if (utteranceId.equals("UtteranceId")) {
notifySpeaking(mId);
}
}
};
public static QtTextToSpeech open(final Context context, final long id)
{
return new QtTextToSpeech(context, id);
}
QtTextToSpeech(final Context context, final long id) {
mId = id;
mTts = new TextToSpeech(context, mTtsChangeListener);
mTts.setOnUtteranceProgressListener(mTtsUtteranceProgressListener);
// Read pitch from settings
ContentResolver resolver = context.getContentResolver();
try {
float pitch = Settings.Secure.getFloat(resolver, android.provider.Settings.Secure.TTS_DEFAULT_PITCH);
mPitch = pitch / 100.0f;
} catch (SettingNotFoundException e) {
mPitch = 1.0f;
}
// Read rate from settings
try {
float rate = Settings.Secure.getFloat(resolver, android.provider.Settings.Secure.TTS_DEFAULT_RATE);
mRate = rate / 100.0f;
} catch (SettingNotFoundException e) {
mRate = 1.0f;
}
}
public void say(String text)
{
Log.w("QtTextToSpeech", text);
int result = -1;
HashMap<String, String> map = new HashMap<String, String>();
map.put(TextToSpeech.Engine.KEY_PARAM_UTTERANCE_ID, "UtteranceId");
map.put(TextToSpeech.Engine.KEY_PARAM_VOLUME, Float.toString(mVolume));
result = mTts.speak(text, TextToSpeech.QUEUE_FLUSH, map);
Log.w("QtTextToSpeech", "RESULT: " + Integer.toString(result));
}
public void stop()
{
Log.w("QtTextToSpeech", "STOP");
mTts.stop();
}
public float pitch()
{
return mPitch;
}
public int setPitch(float pitch)
{
if (Float.compare(pitch, mPitch) == 0)
return TextToSpeech.ERROR;
int success = mTts.setPitch(pitch);
if (success == TextToSpeech.SUCCESS)
mPitch = pitch;
return success;
}
public int setRate(float rate)
{
if (Float.compare(rate, mRate) == 0)
return TextToSpeech.ERROR;
int success = mTts.setSpeechRate(rate);
if (success == TextToSpeech.SUCCESS)
mRate = rate;
return success;
}
public void shutdown()
{
mTts.shutdown();
}
public float volume()
{
return mVolume;
}
public int setVolume(float volume)
{
if (Float.compare(volume, mVolume) == 0)
return TextToSpeech.ERROR;
mVolume = volume;
return TextToSpeech.SUCCESS;
}
}
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