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//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2010-2011 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 __SPANNER_H__
#define __SPANNER_H__
#include "element.h"
namespace Ms {
class Segment;
class Spanner;
class System;
class Chord;
class ChordRest;
class Note;
//---------------------------------------------------------
// SpannerSegmentType
//---------------------------------------------------------
enum class SpannerSegmentType : char {
SINGLE, BEGIN, MIDDLE, END
};
//---------------------------------------------------------
// @@ SpannerSegment
//! parent: System
//---------------------------------------------------------
class SpannerSegment : public Element {
Q_OBJECT
Spanner* _spanner;
SpannerSegmentType _spannerSegmentType;
protected:
QPointF _p2;
QPointF _userOff2;
public:
SpannerSegment(Score* s);
SpannerSegment(const SpannerSegment&);
virtual SpannerSegment* clone() const = 0;
Spanner* spanner() const { return _spanner; }
Spanner* setSpanner(Spanner* val) { return _spanner = val; }
void setSpannerSegmentType(SpannerSegmentType s) { _spannerSegmentType = s; }
SpannerSegmentType spannerSegmentType() const { return _spannerSegmentType; }
void setSystem(System* s);
System* system() const { return (System*)parent(); }
const QPointF& userOff2() const { return _userOff2; }
void setUserOff2(const QPointF& o) { _userOff2 = o; }
void setUserXoffset2(qreal x) { _userOff2.setX(x); }
void setPos2(const QPointF& p) { _p2 = p; }
QPointF pos2() const { return _p2 + _userOff2; }
const QPointF& ipos2() const { return _p2; }
qreal& rxpos2() { return _p2.rx(); }
qreal& rypos2() { return _p2.ry(); }
virtual void startEdit(MuseScoreView*, const QPointF&) override;
virtual void endEdit() override;
virtual bool isEditable() const override { return true; }
virtual QVariant getProperty(P_ID id) const override;
virtual bool setProperty(P_ID id, const QVariant& v) override;
virtual QVariant propertyDefault(P_ID id) const override;
void reset() override;
virtual void setSelected(bool f) override;
virtual void setVisible(bool f) override;
virtual void setColor(const QColor& col) override;
virtual Element* nextElement() override;
virtual Element* prevElement() override;
virtual bool isSpannerSegment() const override { return true; }
virtual QString accessibleInfo() override;
virtual void styleChanged() override;
};
//----------------------------------------------------------------------------------
// @@ Spanner
/// Virtual base class for slurs, ties, lines etc.
//
// @P anchor enum (Spanner.CHORD, Spanner.MEASURE, Spanner.NOTE, Spanner.SEGMENT)
// @P endElement Element the element the spanner end is anchored to (read-only)
// @P startElement Element the element the spanner start is anchored to (read-only)
// @P tick int tick start position
// @P tick2 int tick end position
//----------------------------------------------------------------------------------
class Spanner : public Element {
Q_OBJECT
Q_ENUMS(Anchor)
public:
enum class Anchor : char {
SEGMENT, MEASURE, CHORD, NOTE
};
private:
Q_PROPERTY(Ms::Spanner::Anchor anchor READ anchor WRITE setAnchor)
Q_PROPERTY(Ms::Element* endElement READ endElement)
Q_PROPERTY(Ms::Element* startElement READ startElement)
Q_PROPERTY(int tick READ tick WRITE setTick)
Q_PROPERTY(int tick2 READ tick2 WRITE setTick2)
Element* _startElement { 0 };
Element* _endElement { 0 };
Anchor _anchor { Anchor::SEGMENT };
int _tick { -1 };
int _ticks { 0 };
int _track2 { -1 };
static QList<QPointF> userOffsets;
static QList<QPointF> userOffsets2;
protected:
QList<SpannerSegment*> segments;
// used to store spanner properties as they were at start of editing
// and detect edit changes when edit is over
static int editTick, editTick2, editTrack2;
static Note * editEndNote, * editStartNote;
public:
Spanner(Score* = 0);
Spanner(const Spanner&);
~Spanner();
virtual Element::Type type() const = 0;
virtual void setScore(Score* s) override;
int tick() const { return _tick; }
int tick2() const { return _tick + _ticks; }
int ticks() const { return _ticks; }
void setTick(int v);
void setTick2(int v);
void setTicks(int v);
int track2() const { return _track2; }
void setTrack2(int v) { _track2 = v; }
Anchor anchor() const { return _anchor; }
void setAnchor(Anchor a) { _anchor = a; }
const QList<SpannerSegment*>& spannerSegments() const { return segments; }
QList<SpannerSegment*>& spannerSegments() { return segments; }
virtual void add(Element*) override;
virtual void remove(Element*) override;
virtual void scanElements(void* data, void (*func)(void*, Element*), bool all=true) override;
virtual void startEdit(MuseScoreView*, const QPointF&) override;
virtual void endEdit() override;
bool removeSpannerBack();
virtual void removeUnmanaged();
virtual void undoInsertTimeUnmanaged(int tick, int len);
virtual void setYoff(qreal) {} // used in musicxml import
QVariant getProperty(P_ID propertyId) const;
bool setProperty(P_ID propertyId, const QVariant& v);
QVariant propertyDefault(P_ID propertyId) const;
void computeStartElement();
void computeEndElement();
static Note* endElementFromSpanner(Spanner* sp, Element* newStart);
static Note* startElementFromSpanner(Spanner* sp, Element* newEnd);
void setNoteSpan(Note* startNote, Note* endNote);
Element* startElement() const { return _startElement; }
Element* endElement() const { return _endElement; }
Measure* startMeasure() const;
Measure* endMeasure() const;
void setStartElement(Element* e);
void setEndElement(Element* e);
ChordRest* startCR();
ChordRest* endCR();
Chord* startChord();
Chord* endChord();
Segment* startSegment() const;
Segment* endSegment() const;
virtual void setSelected(bool f) override;
virtual void setVisible(bool f) override;
virtual void setColor(const QColor& col) override;
virtual Element* nextElement() override;
virtual Element* prevElement() override;
virtual bool isSpanner() const override { return true; }
friend class SpannerSegment;
};
} // namespace Ms
Q_DECLARE_METATYPE(Ms::Spanner::Anchor);
#endif
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