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114 lines
2.9 KiB
114 lines
2.9 KiB
/*
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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 "SegmentChangeQuantizationCommand.h"
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#include "base/Segment.h"
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#include "base/BasicQuantizer.h"
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#include "gui/editors/notation/NotationStrings.h"
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#include <tqstring.h>
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namespace Rosegarden
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{
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SegmentChangeQuantizationCommand::SegmentChangeQuantizationCommand(timeT unit) :
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KNamedCommand(getGlobalName(unit)),
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m_unit(unit)
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{
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// nothing
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}
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SegmentChangeQuantizationCommand::~SegmentChangeQuantizationCommand()
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{
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// nothing
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}
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void
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SegmentChangeQuantizationCommand::execute()
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{
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for (unsigned int i = 0; i < m_records.size(); ++i) {
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SegmentRec &rec = m_records[i];
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if (m_unit) {
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rec.oldUnit = rec.segment->getQuantizer()->getUnit();
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rec.segment->setQuantizeLevel(m_unit);
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rec.wasQuantized = rec.segment->hasQuantization();
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rec.segment->setQuantization(true);
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} else {
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rec.wasQuantized = rec.segment->hasQuantization();
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rec.segment->setQuantization(false);
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}
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}
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}
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void
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SegmentChangeQuantizationCommand::unexecute()
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{
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for (unsigned int i = 0; i < m_records.size(); ++i) {
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SegmentRec &rec = m_records[i];
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if (m_unit) {
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if (!rec.wasQuantized)
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rec.segment->setQuantization(false);
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rec.segment->setQuantizeLevel(rec.oldUnit);
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} else {
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if (rec.wasQuantized)
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rec.segment->setQuantization(true);
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}
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}
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}
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void
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SegmentChangeQuantizationCommand::addSegment(Segment *s)
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{
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SegmentRec rec;
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rec.segment = s;
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rec.oldUnit = 0; // shouldn't matter what we initialise this to
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rec.wasQuantized = false; // shouldn't matter what we initialise this to
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m_records.push_back(rec);
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}
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TQString
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SegmentChangeQuantizationCommand::getGlobalName(timeT unit)
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{
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if (!unit) {
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return "Unquantize";
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} else {
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timeT error = 0;
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TQString label = NotationStrings::makeNoteMenuLabel(unit, true, error);
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return TQString("Quantize to %1").arg(label);
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}
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}
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}
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