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/*
Rosegarden
A MIDI and audio sequencer and musical notation editor.
This program is Copyright 2000-2008
Guillaume Laurent <[email protected]>,
Chris Cannam <[email protected]>,
Richard Bown <[email protected]>
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 "MoveCommand.h"
#include "misc/Debug.h"
#include "base/Event.h"
#include "base/NotationTypes.h"
#include "base/Segment.h"
#include "base/SegmentNotationHelper.h"
#include "base/Selection.h"
#include "document/BasicCommand.h"
#include <tqstring.h>
namespace Rosegarden
{
MoveCommand::MoveCommand(Segment &s, timeT delta, bool useNotationTimings,
EventSelection &sel) :
BasicCommand(getGlobalName(), s,
delta < 0 ? sel.getStartTime() + delta : sel.getStartTime(),
delta < 0 ? sel.getEndTime() + 1 : sel.getEndTime() + 1 + delta,
true),
m_selection(&sel),
m_delta(delta),
m_useNotationTimings(useNotationTimings),
m_lastInsertedEvent(0)
{
// nothing else
}
TQString
MoveCommand::getGlobalName(timeT delta)
{
if (delta == 0) {
return "&Move Events";
} else if (delta < 0) {
return "&Move Events Back";
} else {
return "&Move Events Forward";
}
}
void
MoveCommand::modifySegment()
{
RG_DEBUG << "MoveCommand::modifySegment: delta is " << m_delta
<< ", useNotationTimings " << m_useNotationTimings
<< ", start time " << m_selection->getStartTime()
<< ", end time " << m_selection->getEndTime() << endl;
std::vector<Event *> toErase;
std::vector<Event *> toInsert;
timeT a0 = m_selection->getStartTime();
timeT a1 = m_selection->getEndTime();
timeT b0 = a0 + m_delta;
timeT b1 = b0 + (a1 - a0);
EventSelection::eventcontainer::iterator i;
for (i = m_selection->getSegmentEvents().begin();
i != m_selection->getSegmentEvents().end(); ++i) {
RG_DEBUG << "MoveCommand::modifySegment: event at " << (*i)->getAbsoluteTime() << " type " << (*i)->getType() << endl;
if ((*i)->isa(Note::EventRestType))
continue;
toErase.push_back(*i);
timeT newTime =
(m_useNotationTimings ?
(*i)->getNotationAbsoluteTime() : (*i)->getAbsoluteTime()) + m_delta;
Event *e;
if (m_useNotationTimings) {
e = new Event(**i, newTime, (*i)->getDuration(), (*i)->getSubOrdering(),
newTime, (*i)->getNotationDuration());
} else {
e = new Event(**i, newTime);
}
toInsert.push_back(e);
}
Segment &segment(m_selection->getSegment());
for (unsigned int j = 0; j < toErase.size(); ++j) {
Segment::iterator jtr(segment.findSingle(toErase[j]));
if (jtr != segment.end()) {
RG_DEBUG << "found event " << j << endl;
segment.erase(jtr);
} else {
RG_DEBUG << "failed to find event " << j << endl;
}
}
for (unsigned int j = 0; j < toInsert.size(); ++j) {
Segment::iterator jtr = segment.end();
// somewhat like the NoteOverlay part of PasteEventsCommand::modifySegment
/* nah -- let's do a de-counterpoint afterwards perhaps
if (m_useNotationTimings && toInsert[j]->isa(Note::EventType)) {
long pitch = 0;
Accidental explicitAccidental = NoAccidental;
toInsert[j]->get<String>(ACCIDENTAL, explicitAccidental);
if (toInsert[j]->get<Int>(PITCH, pitch)) {
jtr = SegmentNotationHelper(segment).insertNote
(toInsert[j]->getAbsoluteTime(),
Note::getNearestNote(toInsert[j]->getDuration()),
pitch, explicitAccidental);
delete toInsert[j];
toInsert[j] = *jtr;
}
} else {
*/
jtr = segment.insert(toInsert[j]);
// }
// insert new event back into selection
m_selection->addEvent(toInsert[j]);
if (jtr != segment.end())
m_lastInsertedEvent = toInsert[j];
}
if (m_useNotationTimings) {
SegmentNotationHelper(segment).deCounterpoint(b0, b1);
}
segment.normalizeRests(a0, a1);
segment.normalizeRests(b0, b1);
}
}
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