Chris@49: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@0: 
Chris@0: /*
Chris@52:     Sonic Visualiser
Chris@52:     An audio file viewer and annotation editor.
Chris@52:     Centre for Digital Music, Queen Mary, University of London.
Chris@52:     This file copyright 2006 Chris Cannam.
Chris@0:     
Chris@52:     This program is free software; you can redistribute it and/or
Chris@52:     modify it under the terms of the GNU General Public License as
Chris@52:     published by the Free Software Foundation; either version 2 of the
Chris@52:     License, or (at your option) any later version.  See the file
Chris@52:     COPYING included with this distribution for more information.
Chris@0: */
Chris@0: 
Chris@0: #include "PlayParameters.h"
Chris@0: 
Chris@29: #include <iostream>
Chris@29: 
Chris@314: #include <QTextStream>
Chris@314: 
Chris@284: void
Chris@284: PlayParameters::copyFrom(const PlayParameters *pp)
Chris@284: {
Chris@391:     bool changed = false;
Chris@391: 
Chris@391:     if (m_playMuted != pp->isPlayMuted()) {
Chris@391:         m_playMuted = pp->isPlayMuted();
Chris@391:         emit playMutedChanged(m_playMuted);
Chris@391:         emit playAudibleChanged(!m_playMuted);
Chris@391:         changed = true;
Chris@391:     }
Chris@391: 
Chris@391:     if (m_playPan != pp->getPlayPan()) {
Chris@391:         m_playPan = pp->getPlayPan();
Chris@391:         emit playPanChanged(m_playPan);
Chris@391:         changed = true;
Chris@391:     }
Chris@391: 
Chris@391:     if (m_playGain != pp->getPlayGain()) {
Chris@391:         m_playGain = pp->getPlayGain();
Chris@391:         emit playGainChanged(m_playGain);
Chris@391:         changed = true;
Chris@391:     }
Chris@391: 
Chris@866:     if (m_playClipId != pp->getPlayClipId()) {
Chris@866:         m_playClipId = pp->getPlayClipId();
Chris@866:         emit playClipIdChanged(m_playClipId);
Chris@391:         changed = true;
Chris@391:     }
Chris@391: 
Chris@391:     if (changed) emit playParametersChanged();
Chris@284: }
Chris@284: 
Chris@314: void
Chris@314: PlayParameters::toXml(QTextStream &stream,
Chris@314:                       QString indent,
Chris@314:                       QString extraAttributes) const
Chris@81: {
Chris@314:     stream << indent;
Chris@866:     stream << QString("<playparameters mute=\"%1\" pan=\"%2\" gain=\"%3\" clipId=\"%4\" %6")
Chris@81:         .arg(m_playMuted ? "true" : "false")
Chris@81:         .arg(m_playPan)
Chris@81:         .arg(m_playGain)
Chris@866:         .arg(m_playClipId)
Chris@81:         .arg(extraAttributes);
Chris@865: 
Chris@865:     stream << ">\n";
Chris@865: 
Chris@866:     if (m_playClipId != "") {
Chris@865:         // for backward compatibility
Chris@865:         stream << indent << "  ";
Chris@865:         stream << QString("<plugin identifier=\"%1\" program=\"%2\"/>\n")
Chris@865:             .arg("sample_player")
Chris@866:             .arg(m_playClipId);
Chris@865:     }
Chris@865: 
Chris@865:     stream << indent << "</playparameters>\n";
Chris@81: }
Chris@81: 
Chris@0: void
Chris@0: PlayParameters::setPlayMuted(bool muted)
Chris@0: {
Chris@843: //    cerr << "PlayParameters: setPlayMuted(" << muted << ")" << endl;
Chris@391:     if (m_playMuted != muted) {
Chris@391:         m_playMuted = muted;
Chris@391:         emit playMutedChanged(muted);
Chris@391:         emit playAudibleChanged(!muted);
Chris@391:         emit playParametersChanged();
Chris@391:     }
Chris@0: }
Chris@0: 
Chris@29: void
Chris@29: PlayParameters::setPlayAudible(bool audible)
Chris@29: {
Chris@843: //    cerr << "PlayParameters(" << this << "): setPlayAudible(" << audible << ")" << endl;
Chris@29:     setPlayMuted(!audible);
Chris@29: }
Chris@0: 
Chris@0: void
Chris@0: PlayParameters::setPlayPan(float pan)
Chris@0: {
Chris@57:     if (m_playPan != pan) {
Chris@57:         m_playPan = pan;
Chris@57:         emit playPanChanged(pan);
Chris@57:         emit playParametersChanged();
Chris@57:     }
Chris@0: }
Chris@0: 
Chris@0: void
Chris@0: PlayParameters::setPlayGain(float gain)
Chris@0: {
Chris@57:     if (m_playGain != gain) {
Chris@57:         m_playGain = gain;
Chris@57:         emit playGainChanged(gain);
Chris@57:         emit playParametersChanged();
Chris@57:     }
Chris@0: }
Chris@0: 
Chris@57: void
Chris@866: PlayParameters::setPlayClipId(QString id)
Chris@57: {
Chris@866:     if (m_playClipId != id) {
Chris@866:         m_playClipId = id;
Chris@866:         emit playClipIdChanged(id);
Chris@57:         emit playParametersChanged();
Chris@57:     }
Chris@57: }