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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
/*
Rosegarden
A MIDI and audio sequencer and musical notation editor.
This program is Copyright 2000-2008
Guillaume Laurent <glaurent@telegraph-road.org>,
Chris Cannam <cannam@all-day-breakfast.com>,
Richard Bown <richard.bown@ferventsoftware.com>
The moral rights of Guillaume Laurent, Chris Cannam, and Richard
Bown to claim authorship of this work have been asserted.
Other copyrights also apply to some parts of this work. Please
see the AUTHORS file and individual file headers for details.
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 "ClefInsertionCommand.h"
#include <klocale.h>
#include "misc/Strings.h"
#include "base/Event.h"
#include "base/NotationTypes.h"
#include "base/Segment.h"
#include "base/SegmentNotationHelper.h"
#include "base/BaseProperties.h"
#include "document/BasicCommand.h"
#include <tqstring.h>
namespace Rosegarden
{
using namespace BaseProperties;
ClefInsertionCommand::ClefInsertionCommand(Segment &segment, timeT time,
Clef clef,
bool shouldChangeOctave,
bool shouldTranspose) :
BasicCommand(getGlobalName(&clef), segment, time,
((shouldChangeOctave || shouldTranspose) ?
segment.getEndTime() : time + 1)),
m_clef(clef),
m_shouldChangeOctave(shouldChangeOctave),
m_shouldTranspose(shouldTranspose),
m_lastInsertedEvent(0)
{
// nothing
}
ClefInsertionCommand::~ClefInsertionCommand()
{
// nothing
}
TQString
ClefInsertionCommand::getGlobalName(Clef *)
{
/* doesn't handle octave offset -- leave it for now
if (clef) {
TQString name(strtoqstr(clef->getClefType()));
name = name.left(1).upper() + name.right(name.length()-1);
return i18n("Change to %1 Cle&f...").tqarg(name);
} else {
*/
return i18n("Add Cle&f Change...");
/*
}
*/
}
timeT
ClefInsertionCommand::getRelayoutEndTime()
{
// Inserting a clef can change the y-coord of every subsequent note
return getSegment().getEndTime();
}
void
ClefInsertionCommand::modifySegment()
{
SegmentNotationHelper helper(getSegment());
Clef oldClef(getSegment().getClefAtTime(getStartTime()));
Segment::iterator i = getSegment().findTime(getStartTime());
while (getSegment().isBeforeEndMarker(i)) {
if ((*i)->getAbsoluteTime() > getStartTime()) {
break;
}
if ((*i)->isa(Clef::EventType)) {
getSegment().erase(i);
break;
}
++i;
}
i = helper.insertClef(getStartTime(), m_clef);
if (i != helper.segment().end())
m_lastInsertedEvent = *i;
if (m_clef != oldClef) {
int semitones = 0;
if (m_shouldChangeOctave) {
semitones += 12 * (m_clef.getOctave() - oldClef.getOctave());
}
if (m_shouldTranspose) {
semitones -= m_clef.getPitchOffset() - oldClef.getPitchOffset();
}
if (semitones != 0) {
while (i != helper.segment().end()) {
if ((*i)->isa(Note::EventType)) {
long pitch = 0;
if ((*i)->get
<Int>(PITCH, pitch)) {
pitch += semitones;
(*i)->set
<Int>(PITCH, pitch);
}
}
++i;
}
}
}
}
}
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