110 lines
3.6 KiB
C++
110 lines
3.6 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2002-2011 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 __REST_H__
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#define __REST_H__
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#include "chordrest.h"
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#include "notedot.h"
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namespace Ms {
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class TDuration;
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enum class SymId;
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//---------------------------------------------------------
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// @@ Rest
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/// This class implements a rest.
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//---------------------------------------------------------
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class Rest : public ChordRest
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{
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// values calculated by layout:
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SymId _sym;
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int dotline { -1 }; // depends on rest symbol
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qreal _mmWidth; // width of multimeasure rest
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qreal _mmRestNumberPos; // vertical position of number of multimeasure rest
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bool _gap { false }; // invisible and not selectable for user
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std::vector<NoteDot*> _dots;
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QRectF drag(EditData&) override;
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qreal upPos() const override;
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qreal downPos() const override;
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void setOffset(const QPointF& o) override;
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Sid getPropertyStyle(Pid pid) const override;
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public:
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Rest(Score* s = 0);
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Rest(Score*, const TDuration&);
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Rest(const Rest&, bool link = false);
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~Rest() { qDeleteAll(_dots); }
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virtual ElementType type() const override { return ElementType::REST; }
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Rest& operator=(const Rest&) = delete;
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Rest* clone() const override { return new Rest(*this, false); }
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Element* linkedClone() override { return new Rest(*this, true); }
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Measure* measure() const override { return parent() ? toMeasure(parent()->parent()) : 0; }
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qreal mag() const override;
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void draw(QPainter*) const override;
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void scanElements(void* data, void (* func)(void*, Element*), bool all = true) override;
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void setTrack(int val);
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bool acceptDrop(EditData&) const override;
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Element* drop(EditData&) override;
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void layout() override;
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bool isGap() const { return _gap; }
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virtual void setGap(bool v) { _gap = v; }
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void reset() override;
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virtual void add(Element*);
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virtual void remove(Element*);
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void read(XmlReader&) override;
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void write(XmlWriter& xml) const override;
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void layoutMMRest(qreal val);
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qreal mmWidth() const { return _mmWidth; }
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SymId getSymbol(TDuration::DurationType type, int line, int lines, int* yoffset);
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void checkDots();
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void layoutDots();
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NoteDot* dot(int n);
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int getDotline() const { return dotline; }
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static int getDotline(TDuration::DurationType durationType);
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SymId sym() const { return _sym; }
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bool accent();
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void setAccent(bool flag);
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int computeLineOffset(int lines);
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virtual int upLine() const;
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virtual int downLine() const;
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virtual QPointF stemPos() const;
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virtual qreal stemPosX() const;
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virtual QPointF stemPosBeam() const;
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void localSpatiumChanged(qreal oldValue, qreal newValue) override;
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QVariant propertyDefault(Pid) const override;
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void resetProperty(Pid id);
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bool setProperty(Pid propertyId, const QVariant& v) override;
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QVariant getProperty(Pid propertyId) const override;
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void undoChangeDotsVisible(bool v);
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Element* nextElement() override;
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Element* prevElement() override;
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QString accessibleInfo() const override;
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QString screenReaderInfo() const override;
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Shape shape() const override;
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};
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} // namespace Ms
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#endif
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