MuseScore/libmscore/barline.h
2019-12-24 14:16:06 +02:00

156 lines
6.4 KiB
C++

//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2016 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 __BARLINE_H__
#define __BARLINE_H__
#include "element.h"
#include "mscore.h"
namespace Ms {
class MuseScoreView;
class Segment;
static const int MIN_BARLINE_FROMTO_DIST = 2;
static const int MIN_BARLINE_SPAN_FROMTO = -2;
// bar line span for 1-line staves is special: goes from 2sp above the line to 2sp below the line;
static const int BARLINE_SPAN_1LINESTAFF_FROM = -4;
static const int BARLINE_SPAN_1LINESTAFF_TO = 4;
// data for some preset bar line span types
static const int BARLINE_SPAN_TICK1_FROM = -1;
static const int BARLINE_SPAN_TICK1_TO = -7;
static const int BARLINE_SPAN_TICK2_FROM = -2;
static const int BARLINE_SPAN_TICK2_TO = -6;
static const int BARLINE_SPAN_SHORT1_FROM = 2;
static const int BARLINE_SPAN_SHORT1_TO = -2;
static const int BARLINE_SPAN_SHORT2_FROM = 1;
static const int BARLINE_SPAN_SHORT2_TO = -1;
//---------------------------------------------------------
// BarLineTableItem
//---------------------------------------------------------
struct BarLineTableItem {
BarLineType type;
const char* userName; // user name, translatable
const char* name;
};
//---------------------------------------------------------
// @@ BarLine
//
// @P barLineType enum (BarLineType.NORMAL, .DOUBLE, .START_REPEAT, .END_REPEAT, .BROKEN, .END, .END_START_REPEAT, .DOTTED)
//---------------------------------------------------------
class BarLine final : public Element {
int _spanStaff { 0 }; // span barline to next staff if true, values > 1 are used for importing from 2.x
int _spanFrom { 0 }; // line number on start and end staves
int _spanTo { 0 };
BarLineType _barLineType { BarLineType::NORMAL };
mutable qreal y1;
mutable qreal y2;
ElementList _el; ///< fermata or other articulations
void getY() const;
void drawDots(QPainter* painter, qreal x) const;
void drawTips(QPainter* painter, bool reversed, qreal x) const;
bool isTop() const;
bool isBottom() const;
void drawEditMode(QPainter*, EditData&);
public:
BarLine(Score* s = 0);
virtual ~BarLine();
BarLine(const BarLine&);
BarLine &operator=(const BarLine&) = delete;
virtual BarLine* clone() const override { return new BarLine(*this); }
virtual ElementType type() const override { return ElementType::BAR_LINE; }
virtual void write(XmlWriter& xml) const override;
virtual void read(XmlReader&) override;
virtual void draw(QPainter*) const override;
virtual QPointF canvasPos() const override; ///< position in canvas coordinates
virtual QPointF pagePos() const override; ///< position in page coordinates
virtual void layout() override;
void layout2();
virtual void scanElements(void* data, void (*func)(void*, Element*), bool all=true) override;
virtual void setTrack(int t) override;
virtual void setScore(Score* s) override;
virtual void add(Element*) override;
virtual void remove(Element*) override;
virtual bool acceptDrop(EditData&) const override;
virtual Element* drop(EditData&) override;
virtual bool isEditable() const override { return true; }
Segment* segment() const { return toSegment(parent()); }
Measure* measure() const { return toMeasure(parent()->parent()); }
void setSpanStaff(int val) { _spanStaff = val; }
void setSpanFrom(int val) { _spanFrom = val; }
void setSpanTo(int val) { _spanTo = val; }
int spanStaff() const { return _spanStaff; }
int spanFrom() const { return _spanFrom; }
int spanTo() const { return _spanTo; }
virtual void startEdit(EditData& ed) override;
virtual void endEdit(EditData&) override;
virtual void editDrag(EditData&) override;
virtual void endEditDrag(EditData&) override;
virtual Shape shape() const override;
ElementList* el() { return &_el; }
const ElementList* el() const { return &_el; }
static QString userTypeName(BarLineType);
static const BarLineTableItem* barLineTableItem(unsigned);
QString barLineTypeName() const;
static QString barLineTypeName(BarLineType t);
void setBarLineType(const QString& s);
void setBarLineType(BarLineType i) { _barLineType = i; }
BarLineType barLineType() const { return _barLineType; }
static BarLineType barLineType(const QString&);
virtual int subtype() const override { return int(_barLineType); }
virtual QString subtypeName() const override { return qApp->translate("barline", barLineTypeName().toUtf8()); }
virtual QVariant getProperty(Pid propertyId) const override;
virtual bool setProperty(Pid propertyId, const QVariant&) override;
virtual QVariant propertyDefault(Pid propertyId) const override;
virtual Pid propertyId(const QStringRef& xmlName) const override;
virtual void undoChangeProperty(Pid id, const QVariant&, PropertyFlags ps);
using ScoreElement::undoChangeProperty;
static qreal layoutWidth(Score*, BarLineType);
QRectF layoutRect() const;
virtual Element* nextSegmentElement() override;
virtual Element* prevSegmentElement() override;
virtual QString accessibleInfo() const override;
virtual QString accessibleExtraInfo() const override;
EditBehavior normalModeEditBehavior() const override { return EditBehavior::Edit; }
int gripsCount() const override { return 2; }
Grip initialEditModeGrip() const override { return Grip::END; }
Grip defaultGrip() const override { return Grip::START; }
std::vector<QPointF> gripsPositions(const EditData&) const override;
static const std::vector<BarLineTableItem> barLineTable;
};
} // namespace Ms
#endif