95 lines
3.2 KiB
C++
95 lines
3.2 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2002-2016 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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#ifndef __TIE_H__
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#define __TIE_H__
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#include "slurtie.h"
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namespace Ms {
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//---------------------------------------------------------
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// @@ TieSegment
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/// a single segment of slur; also used for Tie
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//---------------------------------------------------------
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class TieSegment final : public SlurTieSegment
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{
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QPointF autoAdjustOffset;
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void setAutoAdjust(const QPointF& offset);
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void setAutoAdjust(qreal x, qreal y) { setAutoAdjust(QPointF(x, y)); }
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QPointF getAutoAdjust() const { return autoAdjustOffset; }
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protected:
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void changeAnchor(EditData&, Element*) override;
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public:
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TieSegment(Score* s)
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: SlurTieSegment(s) { autoAdjustOffset = QPointF(); }
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TieSegment(const TieSegment& s)
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: SlurTieSegment(s) { autoAdjustOffset = QPointF(); }
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TieSegment* clone() const override { return new TieSegment(*this); }
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ElementType type() const override { return ElementType::TIE_SEGMENT; }
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int subtype() const override { return static_cast<int>(spanner()->type()); }
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void draw(QPainter*) const override;
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void layoutSegment(const QPointF& p1, const QPointF& p2);
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bool isEdited() const;
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void editDrag(EditData&) override;
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bool edit(EditData&) override;
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Tie* tie() const { return (Tie*)spanner(); }
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void computeBezier(QPointF so = QPointF()) override;
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};
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//---------------------------------------------------------
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// @@ Tie
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//! a Tie has a Note as startElement/endElement
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//---------------------------------------------------------
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class Tie final : public SlurTie
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{
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static Note* editStartNote;
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static Note* editEndNote;
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public:
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Tie(Score* = 0);
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Tie* clone() const override { return new Tie(*this); }
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ElementType type() const override { return ElementType::TIE; }
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void setStartNote(Note* note);
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void setEndNote(Note* note) { setEndElement((Element*)note); }
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Note* startNote() const;
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Note* endNote() const;
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void calculateDirection();
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void write(XmlWriter& xml) const override;
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void slurPos(SlurPos*) override;
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TieSegment* layoutFor(System*);
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TieSegment* layoutBack(System*);
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TieSegment* frontSegment() { return toTieSegment(Spanner::frontSegment()); }
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const TieSegment* frontSegment() const { return toTieSegment(Spanner::frontSegment()); }
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TieSegment* backSegment() { return toTieSegment(Spanner::backSegment()); }
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const TieSegment* backSegment() const { return toTieSegment(Spanner::backSegment()); }
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TieSegment* segmentAt(int n) { return toTieSegment(Spanner::segmentAt(n)); }
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const TieSegment* segmentAt(int n) const { return toTieSegment(Spanner::segmentAt(n)); }
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SlurTieSegment* newSlurTieSegment() override { return new TieSegment(score()); }
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};
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} // namespace Ms
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#endif
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