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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
** the names of its contributors may be used to endorse or promote
** products derived from this software without specific prior written
** permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QMainWindow>
#include <QtDeclarative>
#include <QAudioDeviceInfo>
#include <QAudioOutput>
#include <QAudioInput>
#include "voicegenerator.h"
#include "voiceanalyzer.h"
const int DataFrequencyHzOutput = 44100;
const int DataFrequencyHzInput = 48000;
#define MAX_INPUT_VALUE 50
#define MIN_INPUT_VALUE -50
class GuitarTuner : public QMainWindow
{
Q_OBJECT
public:
enum Orientation {
LockPortrait,
LockLandscape,
Auto
};
explicit GuitarTuner(QWidget *parent = 0);
qreal getVolume();
qreal getMicrophoneSensitivity();
bool getMuteState();
void setOrientation(Orientation orientation);
signals:
public slots:
void modeChanged(bool isInput);
void muteStateChanged(bool isMuted);
void targetFrequencyChanged(qreal targetFrequency);
void outputStateChanged(QAudio::State state);
void setMaxVolumeLevel(qreal);
private:
void initAudioOutput();
void initAudioInput();
VoiceGenerator *m_voicegenerator;
VoiceAnalyzer *m_analyzer;
QObject *qmlObject;
QAudioOutput *m_audioOutput;
QAudioInput *m_audioInput;
QAudioFormat m_format_output;
QAudioFormat m_format_input;
QDeclarativeView *m_guitarTunerUI;
};
#endif // MAINWINDOW_H
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