MuseScore/libmscore/dynamic.h
Andrei Tuicu 6460485d3f Score accessibility system.
Provides screen-reader feedback for the selected element.
2014-08-19 00:09:13 +03:00

124 lines
3.5 KiB
C++

//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2011 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 __DYNAMICS_H__
#define __DYNAMICS_H__
#include "text.h"
#include "mscore.h"
namespace Ms {
class Measure;
class Segment;
//-----------------------------------------------------------------------------
// @@ Dynamic
/// dynamics marker; determines midi velocity
//
// @P range Ms::Dynamic::Range (STAFF, PART, SYSTEM)
//-----------------------------------------------------------------------------
class Dynamic : public Text {
Q_OBJECT
Q_PROPERTY(Ms::Dynamic::Range range READ dynRange WRITE undoSetDynRange)
public:
enum class Type : char {
OTHER,
PPPPPP,
PPPPP,
PPPP,
PPP,
PP,
P,
MP,
MF,
F,
FF,
FFF,
FFFF,
FFFFF,
FFFFFF,
FP,
SF,
SFZ,
SFF,
SFFZ,
SFP,
SFPP,
RFZ,
RF,
FZ,
M,
R,
S,
Z
};
enum class Range : char {
STAFF, PART, SYSTEM
};
private:
Type _dynamicType;
mutable QPointF dragOffset;
int _velocity; // associated midi velocity 0-127
Range _dynRange; // STAFF, PART, SYSTEM
virtual QRectF drag(EditData*) override;
public:
Dynamic(Score*);
Dynamic(const Dynamic&);
virtual Dynamic* clone() const override { return new Dynamic(*this); }
virtual Element::Type type() const override { return Element::Type::DYNAMIC; }
Segment* segment() const { return (Segment*)parent(); }
Measure* measure() const { return (Measure*)parent()->parent(); }
void setDynamicType(Type val) { _dynamicType = val; }
void setDynamicType(const QString&);
QString dynamicTypeName() const;
Type dynamicType() const { return _dynamicType; }
virtual int subtype() const { return (int) _dynamicType; }
virtual QString subtypeName() const { return dynamicTypeName(); }
virtual void layout() override;
virtual void write(Xml& xml) const override;
virtual void read(XmlReader&) override;
virtual bool isEditable() const override { return true; }
virtual void startEdit(MuseScoreView*, const QPointF&) override;
virtual void endEdit() override;
virtual void reset() override;
void setVelocity(int v);
int velocity() const;
Range dynRange() const { return _dynRange; }
void setDynRange(Range t) { _dynRange = t; }
void undoSetDynRange(Range t);
virtual QLineF dragAnchor() const override;
virtual QVariant getProperty(P_ID propertyId) const override;
virtual bool setProperty(P_ID propertyId, const QVariant&) override;
virtual QVariant propertyDefault(P_ID id) const override;
virtual QString accessibleInfo() override;
};
} // namespace Ms
Q_DECLARE_METATYPE(Ms::Dynamic::Range);
#endif