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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 "PlayParameterRepository.h"
#include "PlayParameters.h"
#include "Playable.h"
#include <iostream>
namespace sv {
PlayParameterRepository *
PlayParameterRepository::m_instance = new PlayParameterRepository;
PlayParameterRepository *
PlayParameterRepository::getInstance()
{
return m_instance;
}
PlayParameterRepository::~PlayParameterRepository()
{
}
void
PlayParameterRepository::addPlayable(int playableId, const Playable *playable)
{
if (!getPlayParameters(playableId)) {
// Give all playables the same type of play parameters for the
// moment
auto params = std::make_shared<PlayParameters>();
m_playParameters[playableId] = params;
params->setPlayClipId
(playable->getDefaultPlayClipId());
params->setPlayAudible
(playable->getDefaultPlayAudible());
connect(params.get(), SIGNAL(playParametersChanged()),
this, SLOT(playParametersChanged()));
connect(params.get(), SIGNAL(playClipIdChanged(QString)),
this, SLOT(playClipIdChanged(QString)));
}
}
void
PlayParameterRepository::removePlayable(int playableId)
{
if (m_playParameters.find(playableId) == m_playParameters.end()) {
return;
}
m_playParameters.erase(playableId);
}
void
PlayParameterRepository::copyParameters(int from, int to)
{
if (!getPlayParameters(from)) {
SVCERR << "ERROR: PlayParameterRepository::copyParameters: source playable unknown" << endl;
return;
}
if (!getPlayParameters(to)) {
SVCERR << "ERROR: PlayParameterRepository::copyParameters: target playable unknown" << endl;
return;
}
getPlayParameters(to)->copyFrom(getPlayParameters(from).get());
}
std::shared_ptr<PlayParameters>
PlayParameterRepository::getPlayParameters(int playableId)
{
if (m_playParameters.find(playableId) == m_playParameters.end()) {
return nullptr;
}
return m_playParameters.find(playableId)->second;
}
void
PlayParameterRepository::playParametersChanged()
{
PlayParameters *params = dynamic_cast<PlayParameters *>(sender());
for (auto i: m_playParameters) {
if (i.second.get() == params) {
emit playParametersChanged(i.first);
return;
}
}
}
void
PlayParameterRepository::playClipIdChanged(QString id)
{
PlayParameters *params = dynamic_cast<PlayParameters *>(sender());
for (auto i: m_playParameters) {
if (i.second.get() == params) {
emit playClipIdChanged(i.first, id);
return;
}
}
}
void
PlayParameterRepository::clear()
{
m_playParameters.clear();
}
PlayParameterRepository::EditCommand::EditCommand(std::shared_ptr<PlayParameters> params) :
m_params(params)
{
m_from.copyFrom(m_params.get());
m_to.copyFrom(m_params.get());
}
void
PlayParameterRepository::EditCommand::setPlayMuted(bool muted)
{
m_to.setPlayMuted(muted);
}
void
PlayParameterRepository::EditCommand::setPlayAudible(bool audible)
{
m_to.setPlayAudible(audible);
}
void
PlayParameterRepository::EditCommand::setPlayPan(float pan)
{
m_to.setPlayPan(pan);
}
void
PlayParameterRepository::EditCommand::setPlayGain(float gain)
{
m_to.setPlayGain(gain);
}
void
PlayParameterRepository::EditCommand::setPlayClipId(QString id)
{
m_to.setPlayClipId(id);
}
void
PlayParameterRepository::EditCommand::execute()
{
m_params->copyFrom(&m_to);
}
void
PlayParameterRepository::EditCommand::unexecute()
{
m_params->copyFrom(&m_from);
}
QString
PlayParameterRepository::EditCommand::getName() const
{
QString name;
QString multiname = tr("Adjust Playback Parameters");
int changed = 0;
if (m_to.isPlayAudible() != m_from.isPlayAudible()) {
name = tr("Change Playback Mute State");
if (++changed > 1) return multiname;
}
if (m_to.getPlayGain() != m_from.getPlayGain()) {
name = tr("Change Playback Gain");
if (++changed > 1) return multiname;
}
if (m_to.getPlayPan() != m_from.getPlayPan()) {
name = tr("Change Playback Pan");
if (++changed > 1) return multiname;
}
if (m_to.getPlayClipId() != m_from.getPlayClipId()) {
name = tr("Change Playback Sample");
if (++changed > 1) return multiname;
}
if (name == "") return multiname;
return name;
}
} // end namespace sv
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