MuseScore/libmscore/tie.h
2016-11-19 11:51:21 +01:00

104 lines
3.9 KiB
C++

//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2016 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
#ifndef __TIE_H__
#define __TIE_H__
#include "slurtie.h"
namespace Ms {
//---------------------------------------------------------
// @@ TieSegment
/// a single segment of slur; also used for Tie
//---------------------------------------------------------
class TieSegment : public SlurTieSegment {
Q_OBJECT
QPointF autoAdjustOffset;
void setAutoAdjust(const QPointF& offset);
void setAutoAdjust(qreal x, qreal y) { setAutoAdjust(QPointF(x, y)); }
QPointF getAutoAdjust() const { return autoAdjustOffset; }
protected:
void changeAnchor(MuseScoreView*, Grip, Element*);
public:
TieSegment(Score* s) : SlurTieSegment(s) { autoAdjustOffset = QPointF(); }
TieSegment(const TieSegment& s) : SlurTieSegment(s) { autoAdjustOffset = QPointF(); }
virtual TieSegment* clone() const override { return new TieSegment(*this); }
virtual Element::Type type() const override { return Element::Type::TIE_SEGMENT; }
virtual int subtype() const override { return static_cast<int>(spanner()->type()); }
virtual QString subtypeName() const override { return name(spanner()->type()); }
virtual void draw(QPainter*) const override;
void layoutSegment(const QPointF& p1, const QPointF& p2);
bool isEdited() const;
virtual void editDrag(const EditData&) override;
virtual bool edit(MuseScoreView*, Grip grip, int key, Qt::KeyboardModifiers, const QString& s) override;
virtual void updateGrips(Grip*, QVector<QRectF>&) const override;
virtual int grips() const override { return int(Grip::GRIPS); }
virtual QPointF gripAnchor(Grip grip) const override;
QPointF getGrip(Grip) const override;
void setGrip(Grip, const QPointF&) override;
Tie* tie() const { return (Tie*)spanner(); }
void computeBezier(QPointF so = QPointF());
};
//---------------------------------------------------------
// @@ Tie
//! a Tie has a Note as startElement/endElement
//---------------------------------------------------------
class Tie : public SlurTie {
Q_OBJECT
static Note* editStartNote;
static Note* editEndNote;
public:
Tie(Score* = 0);
virtual Tie* clone() const override { return new Tie(*this); }
virtual Element::Type type() const override { return Element::Type::TIE; }
void setStartNote(Note* note);
void setEndNote(Note* note) { setEndElement((Element*)note); }
Note* startNote() const;
Note* endNote() const;
void calculateDirection();
virtual void write(XmlWriter& xml) const override;
virtual void read(XmlReader&) override;
virtual void layout() override;
virtual void slurPos(SlurPos*) override;
virtual void startEdit(MuseScoreView*, const QPointF&) override;
virtual void endEdit() override;
bool readProperties(XmlReader&);
TieSegment* frontSegment() const { return (TieSegment*)spannerSegments().front(); }
TieSegment* backSegment() const { return (TieSegment*)spannerSegments().back(); }
TieSegment* takeLastSegment() { return (TieSegment*)spannerSegments().takeLast(); }
TieSegment* segmentAt(int n) const { return (TieSegment*)spannerSegments().at(n); }
virtual SlurTieSegment* newSlurTieSegment() override { return new TieSegment(score()); }
};
} // namespace Ms
#endif