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//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2011 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 __SLUR_H__
#define __SLUR_H__
#include "mscore.h"
#include "spanner.h"
class QPainter;
namespace Ms {
class Note;
class Chord;
class System;
class SlurTie;
class Score;
class MuseScoreView;
class ChordRest;
struct SlurPos;
//---------------------------------------------------------
// SlurPos
//---------------------------------------------------------
struct SlurPos {
QPointF p1; // start point of slur
System* system1; // start system of slur
QPointF p2; // end point of slur
System* system2; // end system of slur
};
//---------------------------------------------------------
// UP
//---------------------------------------------------------
struct UP {
QPointF p; // layout position relative to pos()
QPointF off; // user offset in spatium units
bool operator!=(const UP& up) const {
return p != up.p || off != up.off;
}
};
struct SlurOffsets {
QPointF o[4];
};
//---------------------------------------------------------
// @@ SlurSegment
/// a single segment of slur; also used for Tie
//---------------------------------------------------------
class SlurSegment : public SpannerSegment {
Q_OBJECT
protected:
struct UP _ups[int(Grip::GRIPS)];
QPainterPath path;
QPainterPath shapePath;
QPointF autoAdjustOffset;
void computeBezier();
void changeAnchor(MuseScoreView*, Grip, Element*);
void setAutoAdjust(const QPointF& offset);
void setAutoAdjust(qreal x, qreal y) { setAutoAdjust(QPointF(x, y)); }
QPointF getAutoAdjust() const { return autoAdjustOffset; }
public:
SlurSegment(Score*);
SlurSegment(const SlurSegment&);
virtual SlurSegment* clone() const { return new SlurSegment(*this); }
virtual Element::Type type() const { return Element::Type::SLUR_SEGMENT; }
virtual int subtype() const { return static_cast<int>(spanner()->type()); }
virtual QString subtypeName() const { return name(spanner()->type()); }
void layoutSegment(const QPointF& p1, const QPointF& p2);
virtual QPainterPath shape() const { return shapePath; }
virtual void draw(QPainter*) const;
bool isEdited() const;
virtual bool isEditable() const { return true; }
virtual void editDrag(const EditData&);
virtual bool edit(MuseScoreView*, Grip grip, int key, Qt::KeyboardModifiers, const QString& s);
virtual void updateGrips(Grip*, QVector<QRectF>&) const override;
virtual int grips() const override { return int(Grip::GRIPS); }
virtual QPointF gripAnchor(Grip grip) const;
QPointF getGrip(Grip) const override;
void setGrip(Grip, const QPointF&) override;
virtual void move(qreal xd, qreal yd) { move(QPointF(xd, yd)); }
virtual void move(const QPointF& s);
virtual QVariant getProperty(P_ID propertyId) const;
virtual bool setProperty(P_ID propertyId, const QVariant&);
virtual QVariant propertyDefault(P_ID id) const;
SlurTie* slurTie() const { return (SlurTie*)spanner(); }
void writeSlur(Xml& xml, int no) const;
void read(XmlReader&);
virtual void reset();
void setSlurOffset(Grip i, const QPointF& val) { _ups[int(i)].off = val; }
const struct UP& ups(Grip i) const { return _ups[int(i)]; }
struct UP& ups(Grip i) { return _ups[int(i)]; }
friend class Tie;
friend class Slur;
friend class SlurTie;
};
//-------------------------------------------------------------------
// @@ SlurTie
// @P lineType int (0 - solid, 1 - dotted, 2 - dashed)
// @P slurDirection enum (Direction.AUTO, Direction.DOWN, Direction.UP)
//-------------------------------------------------------------------
class SlurTie : public Spanner {
Q_OBJECT
Q_PROPERTY(int lineType READ lineType WRITE undoSetLineType)
Q_PROPERTY(Ms::MScore::Direction slurDirection READ slurDirection WRITE undoSetSlurDirection)
Q_ENUMS(Ms::MScore::Direction)
int _lineType; // 0 = solid, 1 = dotted, 2 = dashed
static Element* editStartElement;
static Element* editEndElement;
static QList<SlurOffsets> editUps;
protected:
bool _up; // actual direction
QQueue<SlurSegment*> delSegments; // "deleted" segments
MScore::Direction _slurDirection;
qreal firstNoteRestSegmentX(System* system);
void fixupSegments(unsigned nsegs);
public:
SlurTie(Score*);
SlurTie(const SlurTie&);
~SlurTie();
virtual Element::Type type() const = 0;
bool up() const { return _up; }
MScore::Direction slurDirection() const { return _slurDirection; }
void setSlurDirection(MScore::Direction d) { _slurDirection = d; }
void undoSetSlurDirection(MScore::Direction d);
virtual void layout2(const QPointF, int, struct UP&) {}
virtual bool contains(const QPointF&) const { return false; } // not selectable
void writeProperties(Xml& xml) const;
bool readProperties(XmlReader&);
virtual void reset();
int lineType() const { return _lineType; }
void setLineType(int val) { _lineType = val; }
void undoSetLineType(int);
SlurSegment* frontSegment() const { return (SlurSegment*)spannerSegments().front(); }
SlurSegment* backSegment() const { return (SlurSegment*)spannerSegments().back(); }
SlurSegment* takeLastSegment() { return (SlurSegment*)spannerSegments().takeLast(); }
SlurSegment* segmentAt(int n) const { return (SlurSegment*)spannerSegments().at(n); }
virtual void slurPos(SlurPos*) = 0;
virtual void computeBezier(SlurSegment*, QPointF so = QPointF()) = 0;
virtual void startEdit(MuseScoreView*, const QPointF&) override;
virtual void endEdit() override;
virtual QVariant getProperty(P_ID propertyId) const;
virtual bool setProperty(P_ID propertyId, const QVariant&);
virtual QVariant propertyDefault(P_ID id) const;
};
//---------------------------------------------------------
// @@ Slur
//---------------------------------------------------------
class Slur : public SlurTie {
Q_OBJECT
void slurPosChord(SlurPos*);
public:
Slur(Score* = 0);
~Slur();
virtual Slur* clone() const { return new Slur(*this); }
virtual Element::Type type() const { return Element::Type::SLUR; }
virtual void write(Xml& xml) const;
virtual void read(XmlReader&);
virtual void layout();
virtual void setTrack(int val);
virtual void slurPos(SlurPos*);
virtual void computeBezier(SlurSegment*, QPointF so = QPointF());
friend SlurSegment;
};
} // namespace Ms
#endif
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