view widgets/UnitConverter.h @ 1363:bbeffb29bf09

Fix inconsistency between centre frame actually set and centre frame notified as set, which caused the start frame location to creep out of place gradually as you page through
author Chris Cannam
date Tue, 30 Oct 2018 14:00:20 +0000
parents 78ae34f388f6
children
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of the
    License, or (at your option) any later version.  See the file
    COPYING included with this distribution for more information.
*/

#ifndef UNIT_CONVERTER_H
#define UNIT_CONVERTER_H

#include <QDialog>

#include "base/PropertyContainer.h"

class QSpinBox;
class QDoubleSpinBox;
class QComboBox;
class QLabel;

class UnitConverter : public QDialog
{
    Q_OBJECT

public:
    UnitConverter(QWidget *parent = 0);
    virtual ~UnitConverter();

private slots:
    void freqChanged();
    void midiChanged();
    void noteChanged();
    void octaveChanged();
    void centsChanged();

    void samplesChanged();
    void periodChanged();
    void bpmChanged();
    void tempofreqChanged();
    void samplerateChanged();
    
    void preferenceChanged(PropertyContainer::PropertyName);
    
private:
    QDoubleSpinBox *m_freq;
    QSpinBox *m_midi;
    QComboBox *m_note;
    QSpinBox *m_octave;
    QDoubleSpinBox *m_cents;
    QLabel *m_pitchPrefsLabel;
    void updatePitchesFromFreq();
    void updatePitchPrefsLabel();

    QDoubleSpinBox *m_samples;
    QDoubleSpinBox *m_period;
    QDoubleSpinBox *m_bpm;
    QDoubleSpinBox *m_tempofreq;
    QComboBox *m_samplerate;
    void updateTempiFromSamples();

    double getSampleRate();

    void setTo(QSpinBox *, int);
    void setTo(QDoubleSpinBox *, double);
};

#endif