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79 lines
2.6 KiB
79 lines
2.6 KiB
15 years ago
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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/*
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Rosegarden
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A MIDI and audio sequencer and musical notation editor.
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This program is Copyright 2000-2008
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Guillaume Laurent <glaurent@telegraph-road.org>,
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Chris Cannam <cannam@all-day-breakfast.com>,
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Richard Bown <richard.bown@ferventsoftware.com>
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The moral rights of Guillaume Laurent, Chris Cannam, and Richard
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Bown to claim authorship of this work have been asserted.
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Other copyrights also apply to some parts of this work. Please
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see the AUTHORS file and individual file headers for details.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version. See the file
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COPYING included with this distribution for more information.
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*/
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#include "AddTimeSignatureAndNormalizeCommand.h"
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#include "AddTimeSignatureCommand.h"
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#include "base/Composition.h"
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#include "base/NotationTypes.h"
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#include "commands/notation/MakeRegionViableCommand.h"
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namespace Rosegarden
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{
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AddTimeSignatureAndNormalizeCommand::AddTimeSignatureAndNormalizeCommand
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(Composition *composition, timeT time, TimeSignature timeSig) :
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KMacroCommand(AddTimeSignatureCommand::getGlobalName())
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{
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addCommand(new AddTimeSignatureCommand(composition, time, timeSig));
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// only up to the next time signature
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timeT nextTimeSigTime(composition->getDuration());
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int index = composition->getTimeSignatureNumberAt(time);
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if (composition->getTimeSignatureCount() > index + 1) {
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nextTimeSigTime = composition->getTimeSignatureChange(index + 1).first;
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}
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for (Composition::iterator i = composition->begin();
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i != composition->end(); ++i) {
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if ((*i)->getType() != Segment::Internal) continue;
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timeT startTime = (*i)->getStartTime();
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timeT endTime = (*i)->getEndTime();
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if (startTime >= nextTimeSigTime || endTime <= time)
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continue;
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// "Make Notes Viable" splits and ties notes at barlines, and
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// also does a rest normalize. It's what we normally want
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// when adding a time signature.
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addCommand(new MakeRegionViableCommand
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(**i,
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std::max(startTime, time),
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std::min(endTime, nextTimeSigTime)));
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}
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}
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AddTimeSignatureAndNormalizeCommand::~AddTimeSignatureAndNormalizeCommand()
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{
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// well, nothing really
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}
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}
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