annotate base/PlayParameters.cpp @ 1394:9ef1cc26024c

Add Range01 normalisation method to ColumnOp. This is the normalisation that is actually used in the Colour 3D Plot layer historically when column normalisation is enabled (not Max1 after all).

/* -*- 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 file copyright 2006 Chris Cannam.
    
    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.
*/

#include "PlayParameters.h"

#include <iostream>

#include <QTextStream>

void
PlayParameters::copyFrom(const PlayParameters *pp)
{
    bool changed = false;

    if (m_playMuted != pp->isPlayMuted()) {
        m_playMuted = pp->isPlayMuted();
        emit playMutedChanged(m_playMuted);
        emit playAudibleChanged(!m_playMuted);
        changed = true;
    }

    if (m_playPan != pp->getPlayPan()) {
        m_playPan = pp->getPlayPan();
        emit playPanChanged(m_playPan);
        changed = true;
    }

    if (m_playGain != pp->getPlayGain()) {
        m_playGain = pp->getPlayGain();
        emit playGainChanged(m_playGain);
        changed = true;
    }

    if (m_playClipId != pp->getPlayClipId()) {
        m_playClipId = pp->getPlayClipId();
        emit playClipIdChanged(m_playClipId);
        changed = true;
    }

    if (changed) emit playParametersChanged();
}

void
PlayParameters::toXml(QTextStream &stream,
                      QString indent,
                      QString extraAttributes) const
{
    stream << indent;
    stream << QString("<playparameters mute=\"%1\" pan=\"%2\" gain=\"%3\" clipId=\"%4\" %6")
        .arg(m_playMuted ? "true" : "false")
        .arg(m_playPan)
        .arg(m_playGain)
        .arg(m_playClipId)
        .arg(extraAttributes);

    stream << ">\n";

    if (m_playClipId != "") {
        // for backward compatibility
        stream << indent << "  ";
        stream << QString("<plugin identifier=\"%1\" program=\"%2\"/>\n")
            .arg("sample_player")
            .arg(m_playClipId);
    }

    stream << indent << "</playparameters>\n";
}

void
PlayParameters::setPlayMuted(bool muted)
{
//    cerr << "PlayParameters: setPlayMuted(" << muted << ")" << endl;
    if (m_playMuted != muted) {
        m_playMuted = muted;
        emit playMutedChanged(muted);
        emit playAudibleChanged(!muted);
        emit playParametersChanged();
    }
}

void
PlayParameters::setPlayAudible(bool audible)
{
//    cerr << "PlayParameters(" << this << "): setPlayAudible(" << audible << ")" << endl;
    setPlayMuted(!audible);
}

void
PlayParameters::setPlayPan(float pan)
{
    if (m_playPan != pan) {
        m_playPan = pan;
        emit playPanChanged(pan);
        emit playParametersChanged();
    }
}

void
PlayParameters::setPlayGain(float gain)
{
    if (m_playGain != gain) {
        m_playGain = gain;
        emit playGainChanged(gain);
        emit playParametersChanged();
    }
}

void
PlayParameters::setPlayClipId(QString id)
{
    if (m_playClipId != id) {
        m_playClipId = id;
        emit playClipIdChanged(id);
        emit playParametersChanged();
    }
}