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/*
* Copyright (C) 2014-2015 David Robillard <d@drobilla.net>
* Copyright (C) 2017 Paul Davis <paul@linuxaudiosystems.com>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "ardour/legatize.h"
#include "ardour/midi_model.h"
namespace ARDOUR {
Legatize::Legatize(bool shrink_only)
: _shrink_only(shrink_only)
{}
Legatize::~Legatize ()
{}
Command*
Legatize::operator()(boost::shared_ptr<ARDOUR::MidiModel> model,
Temporal::Beats position,
std::vector<Legatize::Notes>& seqs)
{
MidiModel::NoteDiffCommand* cmd = new MidiModel::NoteDiffCommand(model, name ());
for (std::vector<Legatize::Notes>::iterator s = seqs.begin(); s != seqs.end(); ++s) {
for (Legatize::Notes::iterator i = (*s).begin(); i != (*s).end();) {
Legatize::Notes::iterator next = i;
if (++next == (*s).end()) {
break;
}
const Temporal::Beats new_end = (*next)->time() - Temporal::Beats::tick();
if ((*i)->end_time() > new_end ||
(!_shrink_only && (*i)->end_time() < new_end)) {
const Temporal::Beats new_length(new_end - (*i)->time());
cmd->change((*i), MidiModel::NoteDiffCommand::Length, new_length);
}
i = next;
}
}
return cmd;
}
} // namespace ARDOUR
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