798 lines
30 KiB
C++
798 lines
30 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) 2002-2011 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 "libmscore/score.h"
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#include "libmscore/element.h"
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#include "libmscore/note.h"
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#include "libmscore/rest.h"
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#include "libmscore/measure.h"
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#include "libmscore/system.h"
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#include "libmscore/segment.h"
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#include "libmscore/page.h"
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#include "libmscore/image.h"
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#include "libmscore/text.h"
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#include "libmscore/spanner.h"
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#include "libmscore/chord.h"
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#include "libmscore/icon.h"
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#include "libmscore/xml.h"
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#include "libmscore/stafflines.h"
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#include "musescore.h"
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#include "scoreview.h"
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#include "continuouspanel.h"
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namespace Ms {
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//---------------------------------------------------------
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// setDropTarget
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//---------------------------------------------------------
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void ScoreView::setDropTarget(const Element* el)
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{
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if (dropTarget != el) {
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if (dropTarget) {
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dropTarget->setDropTarget(false);
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dropTarget = 0;
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}
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dropTarget = el;
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if (dropTarget) {
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dropTarget->setDropTarget(true);
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}
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}
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if (!dropAnchor.isNull()) {
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QRectF r;
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r.setTopLeft(dropAnchor.p1());
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r.setBottomRight(dropAnchor.p2());
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dropAnchor = QLineF();
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}
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if (dropRectangle.isValid()) {
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dropRectangle = QRectF();
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}
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update();
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}
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//---------------------------------------------------------
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// setDropRectangle
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//---------------------------------------------------------
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void ScoreView::setDropRectangle(const QRectF& r)
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{
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if (dropRectangle.isValid())
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_score->addRefresh(dropRectangle);
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dropRectangle = r;
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if (dropTarget) {
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dropTarget->setDropTarget(false);
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_score->addRefresh(dropTarget->canvasBoundingRect());
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dropTarget = 0;
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}
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else if (!dropAnchor.isNull()) {
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QRectF rf;
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rf.setTopLeft(dropAnchor.p1());
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rf.setBottomRight(dropAnchor.p2());
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_score->addRefresh(rf.normalized());
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dropAnchor = QLineF();
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}
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// _score->addRefresh(r);
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update();
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}
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//---------------------------------------------------------
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// setDropAnchor
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//---------------------------------------------------------
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void ScoreView::setDropAnchor(const QLineF& l)
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{
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if (!dropAnchor.isNull()) {
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qreal w = 2 / _matrix.m11();
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QRectF r;
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r.setTopLeft(dropAnchor.p1());
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r.setBottomRight(dropAnchor.p2());
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r = r.normalized();
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r.adjust(-w, -w, 2*w, 2*w);
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// _score->addRefresh(r);
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}
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if (dropRectangle.isValid()) {
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// _score->addRefresh(dropRectangle);
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dropRectangle = QRectF();
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}
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dropAnchor = l;
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if (!dropAnchor.isNull()) {
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qreal w = 2 / _matrix.m11();
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QRectF r;
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r.setTopLeft(dropAnchor.p1());
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r.setBottomRight(dropAnchor.p2());
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r = r.normalized();
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r.adjust(-w, -w, 2*w, 2*w);
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// _score->addRefresh(r);
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}
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update();
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}
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//---------------------------------------------------------
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// setViewRect
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//---------------------------------------------------------
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void ScoreView::setViewRect(const QRectF& r)
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{
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QRectF rr = _matrix.mapRect(r);
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QPoint d = rr.topLeft().toPoint();
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int dx = -d.x();
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int dy = -d.y();
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QApplication::sendPostedEvents(this, 0);
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_matrix.setMatrix(_matrix.m11(), _matrix.m12(), _matrix.m13(), _matrix.m21(),
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_matrix.m22(), _matrix.m23(), _matrix.dx()+dx, _matrix.dy()+dy, _matrix.m33());
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imatrix = _matrix.inverted();
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scroll(dx, dy, QRect(0, 0, width(), height()));
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emit offsetChanged(_matrix.dx(), _matrix.dy());
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if (_continuousPanel->visible())
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update();
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}
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//---------------------------------------------------------
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// dragTimeAnchorElement
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// pos is in canvas coordinates
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// return true if there is a valid target
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//---------------------------------------------------------
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bool ScoreView::dragTimeAnchorElement(const QPointF& pos)
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{
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int staffIdx;
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Segment* seg;
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MeasureBase* mb = _score->pos2measure(pos, &staffIdx, 0, &seg, 0);
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int track = staffIdx * VOICES;
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if (mb && mb->isMeasure() && seg->element(track)) {
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Measure* m = toMeasure(mb);
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System* s = m->system();
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qreal y = s->staff(staffIdx)->y() + s->pos().y() + s->page()->pos().y();
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QPointF anchor(seg->canvasBoundingRect().x(), y);
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setDropAnchor(QLineF(pos, anchor));
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editData.element->score()->addRefresh(editData.element->canvasBoundingRect());
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editData.element->setTrack(track);
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editData.element->score()->addRefresh(editData.element->canvasBoundingRect());
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return true;
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}
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editData.element->score()->addRefresh(editData.element->canvasBoundingRect());
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setDropTarget(0);
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return false;
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}
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//---------------------------------------------------------
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// dragMeasureAnchorElement
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//---------------------------------------------------------
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bool ScoreView::dragMeasureAnchorElement(const QPointF& pos)
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{
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Measure* m = _score->searchMeasure(pos);
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if (m) {
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QRectF b(m->canvasBoundingRect());
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QPointF anchor;
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if (pos.x() < (b.x() + b.width() * .5) || m == _score->lastMeasureMM())
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anchor = m->canvasBoundingRect().topLeft();
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else
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anchor = m->canvasBoundingRect().topRight();
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setDropAnchor(QLineF(pos, anchor));
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return true;
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}
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editData.element->score()->addRefresh(editData.element->canvasBoundingRect());
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setDropTarget(0);
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return false;
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}
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//---------------------------------------------------------
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// dragEnterEvent
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//---------------------------------------------------------
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void ScoreView::dragEnterEvent(QDragEnterEvent* event)
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{
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double _spatium = score()->spatium();
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editData.element = 0;
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const QMimeData* data = event->mimeData();
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if (data->hasFormat(mimeSymbolListFormat) || data->hasFormat(mimeStaffListFormat)) {
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event->accept();
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return;
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}
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if (data->hasFormat(mimeSymbolFormat)) {
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event->accept();
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QByteArray a = data->data(mimeSymbolFormat);
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if (MScore::debugMode)
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qDebug("ScoreView::dragEnterEvent Symbol: <%s>", a.data());
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XmlReader e(a);
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editData.dragOffset = QPoint();
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Fraction duration; // dummy
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ElementType type = Element::readType(e, &editData.dragOffset, &duration);
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Element* el = Element::create(type, score());
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if (el) {
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if (type == ElementType::BAR_LINE || type == ElementType::ARPEGGIO || type == ElementType::BRACKET)
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el->setHeight(_spatium * 5);
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editData.element = el;
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editData.element->setParent(0);
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editData.element->read(e);
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editData.element->layout();
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}
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return;
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}
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if (data->hasUrls()) {
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QList<QUrl>ul = data->urls();
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for (const QUrl& u : ul) {
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if (MScore::debugMode)
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qDebug("drag Url: %s", qPrintable(u.toString()));
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if (u.scheme() == "file" || u.scheme() == "http" || u.scheme() == "https") {
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QFileInfo fi(u.path());
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QString suffix = fi.suffix().toLower();
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if (suffix == "svg"
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|| suffix == "jpg"
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|| suffix == "jpeg"
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|| suffix == "png"
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) {
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qDebug("accept <%s>\n", qPrintable(u.toString()));
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event->accept();
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break;
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}
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}
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}
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return;
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}
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qDebug("unknown drop format: formats:");
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for (const QString& s : data->formats())
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qDebug(" <%s>", qPrintable(s));
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event->ignore();
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}
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//---------------------------------------------------------
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// dragMoveEvent
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//---------------------------------------------------------
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void ScoreView::dragMoveEvent(QDragMoveEvent* event)
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{
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// we always accept the drop action
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// to get a "drop" Event:
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if (mscore->state() == STATE_PLAY) { // no editing during play
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event->ignore();
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return;
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}
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// convert window to canvas position
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QPointF pos(imatrix.map(QPointF(event->pos())));
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EditData dropData(this);
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dropData.pos = pos;
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dropData.element = editData.element;
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dropData.modifiers = event->keyboardModifiers();
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if (editData.element) {
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switch (editData.element->type()) {
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case ElementType::IMAGE:
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case ElementType::SYMBOL:
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{
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// dragSymbol(pos);
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const QList<Element*> el = elementsAt(pos);
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const Element* e = el.isEmpty() ? 0 : el[0];
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if (!e) {
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int staffIdx;
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e = _score->pos2measure(pos, &staffIdx, 0, 0, 0);
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}
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if (e && (e->isNote() || e->isSymbol() || e->isImage() || e->isTextBase())) {
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EditData dropData(this);
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dropData.pos = pos;
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dropData.element = editData.element;
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dropData.modifiers = 0;
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if (e->acceptDrop(dropData)) {
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setDropTarget(e);
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event->accept();
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}
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else {
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setDropTarget(0);
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event->ignore();
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}
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return;
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}
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}
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// fall through
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case ElementType::VOLTA:
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case ElementType::PEDAL:
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case ElementType::LET_RING:
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case ElementType::VIBRATO:
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case ElementType::PALM_MUTE:
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case ElementType::DYNAMIC:
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case ElementType::OTTAVA:
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case ElementType::TRILL:
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case ElementType::HAIRPIN:
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case ElementType::TEXTLINE:
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if (dragTimeAnchorElement(pos))
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event->accept();
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else
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event->ignore();
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break;
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case ElementType::KEYSIG:
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case ElementType::CLEF:
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case ElementType::TIMESIG:
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case ElementType::BAR_LINE:
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case ElementType::ARPEGGIO:
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case ElementType::BREATH:
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case ElementType::GLISSANDO:
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case ElementType::BRACKET:
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case ElementType::ARTICULATION:
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case ElementType::FERMATA:
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case ElementType::CHORDLINE:
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case ElementType::BEND:
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case ElementType::ACCIDENTAL:
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case ElementType::TEXT:
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case ElementType::FINGERING:
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case ElementType::TEMPO_TEXT:
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case ElementType::STAFF_TEXT:
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case ElementType::SYSTEM_TEXT:
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case ElementType::NOTEHEAD:
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case ElementType::TREMOLO:
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case ElementType::LAYOUT_BREAK:
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case ElementType::MARKER:
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case ElementType::STAFF_STATE:
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case ElementType::INSTRUMENT_CHANGE:
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case ElementType::REHEARSAL_MARK:
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case ElementType::JUMP:
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case ElementType::REPEAT_MEASURE:
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case ElementType::ICON:
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case ElementType::CHORD:
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case ElementType::SPACER:
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case ElementType::SLUR:
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case ElementType::HARMONY:
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case ElementType::BAGPIPE_EMBELLISHMENT:
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case ElementType::AMBITUS:
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case ElementType::TREMOLOBAR:
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case ElementType::FIGURED_BASS:
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case ElementType::LYRICS:
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case ElementType::FRET_DIAGRAM:
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case ElementType::STAFFTYPE_CHANGE: {
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QList<Element*> el = elementsAt(pos);
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bool found = false;
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setDropTarget(0);
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for (const Element* e : el) {
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if (e->isStaffLines())
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e = toStaffLines(e)->measure();
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if (e->acceptDrop(dropData)) {
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if (!e->isMeasure())
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setDropTarget(e);
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found = true;
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break;
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}
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}
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if (found)
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event->accept();
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else
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event->ignore();
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}
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break;
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default:
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event->ignore();
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break;
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}
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return;
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}
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const QMimeData* md = event->mimeData();
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if (md->hasUrls()) {
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QList<QUrl>ul = md->urls();
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QUrl u = ul.front();
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if (u.scheme() == "file" || u.scheme() == "http") {
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QFileInfo fi(u.path());
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QString suffix(fi.suffix().toLower());
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if (suffix != "svg"
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&& suffix != "jpg"
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&& suffix != "jpeg"
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&& suffix != "png"
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) {
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return;
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}
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//
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// special drop target Note
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//
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Element* el = elementAt(pos);
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if (el && (el->isNote() || el->isRest()))
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setDropTarget(el);
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else
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setDropTarget(0);
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event->accept();
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}
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// _score->update();
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return;
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}
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QByteArray data;
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ElementType etype;
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if (md->hasFormat(mimeSymbolListFormat)) {
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etype = ElementType::ELEMENT_LIST;
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data = md->data(mimeSymbolListFormat);
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}
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else if (md->hasFormat(mimeStaffListFormat)) {
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etype = ElementType::STAFF_LIST;
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data = md->data(mimeStaffListFormat);
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}
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else {
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// _score->update();
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return;
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}
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Element* el = elementAt(pos);
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if (el == 0 || el->type() != ElementType::MEASURE) {
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// _score->update();
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return;
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}
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else if (etype == ElementType::ELEMENT_LIST) {
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qDebug("accept drop element list");
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}
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else if (etype == ElementType::STAFF_LIST || etype == ElementType::MEASURE_LIST) {
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//TODO el->acceptDrop(this, pos, etype, e);
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}
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// _score->update();
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}
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//---------------------------------------------------------
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// dropEvent
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//---------------------------------------------------------
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void ScoreView::dropEvent(QDropEvent* event)
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{
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switch (state) {
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case ViewState::PLAY:
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event->ignore();
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return;
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case ViewState::EDIT:
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changeState(ViewState::NORMAL);
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break;
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// TODO: check/handle more states
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case ViewState::NORMAL:
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default:
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break;
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}
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QPointF pos(imatrix.map(QPointF(event->pos())));
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EditData dropData(this);
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dropData.pos = pos;
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dropData.element = editData.element;
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dropData.modifiers = event->keyboardModifiers();
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if (editData.element) {
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bool applyUserOffset = false;
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editData.element->styleChanged();
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_score->startCmd();
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Q_ASSERT(editData.element->score() == score());
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_score->addRefresh(editData.element->canvasBoundingRect());
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switch (editData.element->type()) {
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case ElementType::VOLTA:
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case ElementType::OTTAVA:
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case ElementType::TRILL:
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case ElementType::PEDAL:
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case ElementType::LET_RING:
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case ElementType::VIBRATO:
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case ElementType::PALM_MUTE:
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case ElementType::HAIRPIN:
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case ElementType::TEXTLINE:
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{
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Spanner* spanner = static_cast<Spanner*>(editData.element);
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score()->cmdAddSpanner(spanner, pos);
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score()->setUpdateAll();
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event->acceptProposedAction();
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}
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break;
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case ElementType::SYMBOL:
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case ElementType::IMAGE:
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applyUserOffset = true;
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// fall-thru
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case ElementType::DYNAMIC:
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case ElementType::FRET_DIAGRAM:
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case ElementType::HARMONY:
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{
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Element* el = elementAt(pos);
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if (el == 0 || el->type() == ElementType::STAFF_LINES) {
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int staffIdx;
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Segment* seg;
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QPointF offset;
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el = _score->pos2measure(pos, &staffIdx, 0, &seg, &offset);
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if (el && el->isMeasure()) {
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editData.element->setTrack(staffIdx * VOICES);
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editData.element->setParent(seg);
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if (applyUserOffset)
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editData.element->setUserOff(offset);
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score()->undoAddElement(editData.element);
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}
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else {
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qDebug("cannot drop here");
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delete editData.element;
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}
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}
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else {
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_score->addRefresh(el->canvasBoundingRect());
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_score->addRefresh(editData.element->canvasBoundingRect());
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if (!el->acceptDrop(dropData)) {
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qDebug("drop %s onto %s not accepted", editData.element->name(), el->name());
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break;
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}
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Element* dropElement = el->drop(dropData);
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_score->addRefresh(el->canvasBoundingRect());
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if (dropElement) {
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_score->select(dropElement, SelectType::SINGLE, 0);
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_score->addRefresh(dropElement->canvasBoundingRect());
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}
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}
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}
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event->acceptProposedAction();
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break;
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case ElementType::KEYSIG:
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case ElementType::CLEF:
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case ElementType::TIMESIG:
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case ElementType::BAR_LINE:
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case ElementType::ARPEGGIO:
|
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case ElementType::BREATH:
|
|
case ElementType::GLISSANDO:
|
|
case ElementType::BRACKET:
|
|
case ElementType::ARTICULATION:
|
|
case ElementType::FERMATA:
|
|
case ElementType::CHORDLINE:
|
|
case ElementType::BEND:
|
|
case ElementType::ACCIDENTAL:
|
|
case ElementType::TEXT:
|
|
case ElementType::FINGERING:
|
|
case ElementType::TEMPO_TEXT:
|
|
case ElementType::STAFF_TEXT:
|
|
case ElementType::SYSTEM_TEXT:
|
|
case ElementType::NOTEHEAD:
|
|
case ElementType::TREMOLO:
|
|
case ElementType::LAYOUT_BREAK:
|
|
case ElementType::MARKER:
|
|
case ElementType::STAFF_STATE:
|
|
case ElementType::INSTRUMENT_CHANGE:
|
|
case ElementType::REHEARSAL_MARK:
|
|
case ElementType::JUMP:
|
|
case ElementType::REPEAT_MEASURE:
|
|
case ElementType::ICON:
|
|
case ElementType::NOTE:
|
|
case ElementType::CHORD:
|
|
case ElementType::SPACER:
|
|
case ElementType::SLUR:
|
|
case ElementType::BAGPIPE_EMBELLISHMENT:
|
|
case ElementType::AMBITUS:
|
|
case ElementType::TREMOLOBAR:
|
|
case ElementType::FIGURED_BASS:
|
|
case ElementType::LYRICS:
|
|
case ElementType::STAFFTYPE_CHANGE:
|
|
{
|
|
QList<Element*> elist = elementsAt(pos);
|
|
Element* el = 0;
|
|
for (const Element* e : elist) {
|
|
if (e->isStaffLines())
|
|
e = toStaffLines(e)->measure();
|
|
if (e->acceptDrop(dropData)) {
|
|
el = const_cast<Element*>(e);
|
|
break;
|
|
}
|
|
}
|
|
if (!el) {
|
|
if (!dropCanvas(editData.element)) {
|
|
qDebug("cannot drop %s(%p) to canvas", editData.element->name(), editData.element);
|
|
delete editData.element;
|
|
}
|
|
break;
|
|
}
|
|
_score->addRefresh(el->canvasBoundingRect());
|
|
|
|
// HACK ALERT!
|
|
if (el->isMeasure() && editData.element->isLayoutBreak()) {
|
|
Measure* m = toMeasure(el);
|
|
if (m->isMMRest())
|
|
el = m->mmRestLast();
|
|
}
|
|
|
|
Element* dropElement = el->drop(dropData);
|
|
_score->addRefresh(el->canvasBoundingRect());
|
|
if (dropElement) {
|
|
if (!_score->noteEntryMode())
|
|
_score->select(dropElement, SelectType::SINGLE, 0);
|
|
_score->addRefresh(dropElement->canvasBoundingRect());
|
|
}
|
|
event->acceptProposedAction();
|
|
}
|
|
break;
|
|
default:
|
|
delete editData.element;
|
|
break;
|
|
}
|
|
// If the state was changed to ViewState::EDIT,
|
|
// (as a result of ScoreView::cmdAddSlur(), for example)
|
|
// then do not set editData.element to 0.
|
|
if (state != ViewState::EDIT)
|
|
editData.element = 0;
|
|
setDropTarget(0); // this also resets dropRectangle and dropAnchor
|
|
score()->endCmd();
|
|
// update input cursor position (must be done after layout)
|
|
if (noteEntryMode())
|
|
moveCursor();
|
|
return;
|
|
}
|
|
|
|
if (event->mimeData()->hasUrls()) {
|
|
QList<QUrl>ul = event->mimeData()->urls();
|
|
QUrl u = ul.front();
|
|
if (u.scheme() == "file") {
|
|
QFileInfo fi(u.path());
|
|
Image* s = new Image(score());
|
|
_score->startCmd();
|
|
QString str(u.toLocalFile());
|
|
s->load(str);
|
|
qDebug("drop image <%s> <%s>", qPrintable(str), qPrintable(str));
|
|
|
|
Element* el = elementAt(pos);
|
|
if (el) {
|
|
dropData.element = s;
|
|
if (el->acceptDrop(dropData)) {
|
|
dropData.element = s;
|
|
el->drop(dropData);
|
|
}
|
|
}
|
|
event->acceptProposedAction();
|
|
score()->endCmd();
|
|
setDropTarget(0); // this also resets dropRectangle and dropAnchor
|
|
return;
|
|
}
|
|
else if (u.scheme() == "http" || u.scheme() == "https") {
|
|
QNetworkAccessManager manager;
|
|
QNetworkReply* reply = manager.get(QNetworkRequest(u));
|
|
|
|
// TODO:
|
|
// feed progress bar in loop
|
|
// implement timeout/abort
|
|
|
|
QMutex mutex;
|
|
QWaitCondition wc;
|
|
while (!reply->isFinished()) {
|
|
mutex.lock();
|
|
wc.wait(&mutex, 100);
|
|
qApp->processEvents();
|
|
mutex.unlock();
|
|
}
|
|
QByteArray ba = reply->readAll();
|
|
|
|
Image* s = new Image(score());
|
|
s->loadFromData(u.path(), ba);
|
|
delete reply;
|
|
|
|
_score->startCmd();
|
|
|
|
Element* el = elementAt(pos);
|
|
if (el) {
|
|
dropData.element = s;
|
|
if (el->acceptDrop(dropData)) {
|
|
dropData.element = s;
|
|
el->drop(dropData);
|
|
}
|
|
}
|
|
event->acceptProposedAction();
|
|
score()->endCmd();
|
|
setDropTarget(0); // this also resets dropRectangle and dropAnchor
|
|
return;
|
|
}
|
|
return;
|
|
}
|
|
|
|
editData.element = 0;
|
|
const QMimeData* md = event->mimeData();
|
|
QByteArray data;
|
|
ElementType etype;
|
|
if (md->hasFormat(mimeSymbolListFormat)) {
|
|
etype = ElementType::ELEMENT_LIST;
|
|
data = md->data(mimeSymbolListFormat);
|
|
}
|
|
else if (md->hasFormat(mimeStaffListFormat)) {
|
|
etype = ElementType::STAFF_LIST;
|
|
data = md->data(mimeStaffListFormat);
|
|
}
|
|
else {
|
|
qDebug("cannot drop this object: unknown mime type");
|
|
QStringList sl = md->formats();
|
|
foreach(QString s, sl)
|
|
qDebug(" %s", qPrintable(s));
|
|
_score->update();
|
|
return;
|
|
}
|
|
|
|
// qDebug("drop <%s>", data.data());
|
|
|
|
Element* el = elementAt(pos);
|
|
if (el == 0 || el->type() != ElementType::MEASURE) {
|
|
setDropTarget(0);
|
|
return;
|
|
}
|
|
Measure* measure = (Measure*) el;
|
|
|
|
if (etype == ElementType::ELEMENT_LIST) {
|
|
qDebug("drop element list");
|
|
}
|
|
else if (etype == ElementType::MEASURE_LIST || etype == ElementType::STAFF_LIST) {
|
|
_score->startCmd();
|
|
XmlReader xml(data);
|
|
System* s = measure->system();
|
|
int idx = s->y2staff(pos.y());
|
|
if (idx != -1) {
|
|
Segment* seg = measure->first();
|
|
// assume there is always a ChordRest segment
|
|
while (!seg->isChordRestType())
|
|
seg = seg->next();
|
|
score()->pasteStaff(xml, seg, idx);
|
|
}
|
|
event->acceptProposedAction();
|
|
_score->endCmd();
|
|
}
|
|
setDropTarget(0); // this also resets dropRectangle and dropAnchor
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// dragLeaveEvent
|
|
//---------------------------------------------------------
|
|
|
|
void ScoreView::dragLeaveEvent(QDragLeaveEvent*)
|
|
{
|
|
if (editData.element) {
|
|
_score->setUpdateAll();
|
|
delete editData.element;
|
|
editData.element = 0;
|
|
_score->update();
|
|
}
|
|
setDropTarget(0);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// dropCanvas
|
|
//---------------------------------------------------------
|
|
|
|
bool ScoreView::dropCanvas(Element* e)
|
|
{
|
|
if (e->isIcon()) {
|
|
switch (toIcon(e)->iconType()) {
|
|
case IconType::VFRAME:
|
|
score()->insertMeasure(ElementType::VBOX, 0);
|
|
break;
|
|
case IconType::HFRAME:
|
|
score()->insertMeasure(ElementType::HBOX, 0);
|
|
break;
|
|
case IconType::TFRAME:
|
|
score()->insertMeasure(ElementType::TBOX, 0);
|
|
break;
|
|
case IconType::FFRAME:
|
|
score()->insertMeasure(ElementType::FBOX, 0);
|
|
break;
|
|
case IconType::MEASURE:
|
|
score()->insertMeasure(ElementType::MEASURE, 0);
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
delete e;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
}
|
|
|