MuseScore/libmscore/ledgerline.h

53 lines
1.6 KiB
C++

//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2013 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 __LEDGERLINE_H__
#define __LEDGERLINE_H__
#include "element.h"
namespace Ms {
class Chord;
//---------------------------------------------------------
// @@ LedgerLine
/// Graphic representation of a ledger line.
//!
//! parent: Chord
//! x-origin: Chord
//! y-origin: SStaff
//---------------------------------------------------------
class LedgerLine : public Line {
Q_OBJECT
LedgerLine* _next;
public:
LedgerLine(Score*);
LedgerLine &operator=(const LedgerLine&) = delete;
virtual LedgerLine* clone() const override { return new LedgerLine(*this); }
virtual Element::Type type() const override { return Element::Type::LEDGER_LINE; }
virtual QPointF pagePos() const override; ///< position in page coordinates
Chord* chord() const { return (Chord*)parent(); }
virtual void layout() override;
virtual void draw(QPainter*) const override;
qreal measureXPos() const;
LedgerLine* next() const { return _next; }
void setNext(LedgerLine* l) { _next = l; }
};
} // namespace Ms
#endif