93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id:$
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//
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// Copyright (C) 2011 Werner Schweer
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#include "scoreview.h"
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#include "libmscore/score.h"
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#include "musescore.h"
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#include "libmscore/staff.h"
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#include "libmscore/utils.h"
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#include "libmscore/undo.h"
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#include "libmscore/part.h"
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namespace Ms {
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//---------------------------------------------------------
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// startDrag
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//---------------------------------------------------------
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void ScoreView::startDrag()
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{
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editData.grips = 0;
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editData.clearData();
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editData.startMove -= editData.element->userOff();
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_score->startCmd();
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for (Element* e : _score->selection().elements())
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e->startDrag(editData);
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}
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//---------------------------------------------------------
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// doDragElement
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//---------------------------------------------------------
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void ScoreView::doDragElement(QMouseEvent* ev)
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{
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QPointF delta = toLogical(ev->pos()) - editData.startMove;
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QPointF pt(delta);
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if (qApp->keyboardModifiers() == Qt::ShiftModifier)
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pt.setX(editData.element->userOff().x());
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else if (qApp->keyboardModifiers() == Qt::ControlModifier)
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pt.setY(editData.element->userOff().y());
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editData.hRaster = mscore->hRaster();
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editData.vRaster = mscore->vRaster();
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editData.delta = pt;
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editData.pos = toLogical(ev->pos());
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for (Element* e : _score->selection().elements())
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_score->addRefresh(e->drag(editData));
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Element* e = _score->getSelectedElement();
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if (e) {
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if (_score->playNote()) {
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mscore->play(e);
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_score->setPlayNote(false);
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}
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QLineF anchor = e->dragAnchor();
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if (!anchor.isNull())
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setDropAnchor(anchor);
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else
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setDropTarget(0); // this also resets dropAnchor
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}
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updateGrips();
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_score->update();
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}
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//---------------------------------------------------------
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// endDrag
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//---------------------------------------------------------
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void ScoreView::endDrag()
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{
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for (Element* e : _score->selection().elements()) {
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e->endDrag(editData);
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e->triggerLayout();
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}
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setDropTarget(0); // this also resets dropAnchor
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_score->endCmd();
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}
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}
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