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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 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>
namespace sv {
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();
}
}
} // end namespace sv
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