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114 lines
3.2 KiB
114 lines
3.2 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 "GraceCommand.h"
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#include "base/NotationTypes.h"
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#include "base/Segment.h"
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#include "base/Selection.h"
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#include "document/BasicCommand.h"
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#include "base/BaseProperties.h"
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#include <tqstring.h>
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namespace Rosegarden
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{
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using namespace BaseProperties;
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/*!!!
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GraceCommand::GraceCommand(EventSelection &selection) :
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BasicCommand(getGlobalName(),
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selection.getSegment(),
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selection.getStartTime(),
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getEffectiveEndTime(selection),
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true),
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m_selection(&selection)
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{}
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timeT
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GraceCommand::getEffectiveEndTime(EventSelection &
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selection)
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{
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EventSelection::eventcontainer::iterator i =
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selection.getSegmentEvents().end();
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if (i == selection.getSegmentEvents().begin())
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return selection.getEndTime();
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--i;
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Segment::iterator si = selection.getSegment().findTime
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((*i)->getAbsoluteTime() + (*i)->getDuration());
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if (si == selection.getSegment().end())
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return selection.getEndTime();
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else
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return (*si)->getAbsoluteTime() + 1;
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}
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void
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GraceCommand::modifySegment()
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{
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Segment &s(getSegment());
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timeT startTime = getStartTime();
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timeT endOfLastGraceNote = startTime;
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int id = s.getNextId();
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// first turn the selected events into grace notes
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for (EventSelection::eventcontainer::iterator i =
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m_selection->getSegmentEvents().begin();
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i != m_selection->getSegmentEvents().end(); ++i) {
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if ((*i)->isa(Note::EventType)) {
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(*i)->set<Bool>(IS_GRACE_NOTE, true);
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(*i)->set<Int>(BEAMED_GROUP_ID, id);
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(*i)->set<String>(BEAMED_GROUP_TYPE, GROUP_TYPE_GRACE);
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}
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if ((*i)->getAbsoluteTime() + (*i)->getDuration() >
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endOfLastGraceNote) {
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endOfLastGraceNote =
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(*i)->getAbsoluteTime() + (*i)->getDuration();
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}
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}
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// then indicate that the following chord has grace notes
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Segment::iterator i0, i1;
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s.getTimeSlice(endOfLastGraceNote, i0, i1);
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while (i0 != i1 && i0 != s.end()) {
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if (!(*i0)->isa(Note::EventType)) {
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++i0;
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continue;
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}
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(*i0)->set
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<Bool>(HAS_GRACE_NOTES, true);
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++i0;
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}
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}
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*/
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}
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