/home/iurt/rpm/BUILD/canorus-0.7.R1002/src/core/clef.h

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#ifndef CLEF_H_
#define CLEF_H_

#include <QString>

#include "core/muselement.h"
#include "core/staff.h"

class CAContext;

class CAClef : public CAMusElement {
public:
        enum CAPredefinedClefType {
                Undefined=-1,
                Treble,
                Bass,
                French,
                Soprano,
                Mezzosoprano,
                Alto,
                Tenor,
                Baritone,
                Varbaritone,
                Subbass,
                Percussion,
                Tablature
        };

        enum CAClefType {
                F,
                G,
                C,
                PercussionHigh,
                PercussionLow,
                Tab
        };

        CAClef( CAPredefinedClefType type, CAStaff *staff, int time, int offsetInterval=0 );
        CAClef( CAClefType type, int c1, CAStaff *staff, int time, int offset=0 );
        CAClef *clone(CAContext* context=0);
        CAStaff *staff() { return static_cast<CAStaff*>(context()); }

        void setPredefinedType( CAPredefinedClefType type );
        CAClefType clefType() { return _clefType; }
        const int c1() { return _c1; }
        const int centerPitch() { return _centerPitch; }
        int compare(CAMusElement *elt);

        void setClefType(CAClefType type);

        inline void setOffset( int offset ) { _c1+=_offset; _c1-=(_offset=offset); }
        inline int offset() { return _offset; }

        static const QString clefTypeToString(CAClefType);
        static CAClefType clefTypeFromString(const QString);

        static const int offsetFromReadable( const int offsetInterval );
        static const int offsetToReadable( const int offset );

private:
        CAClefType _clefType;
        int _c1;          // Location of middle C in the staff from the bottom line up
        int _centerPitch; // Location of the clefs physical center (where the clef's glyph is going to be rendered)
        int _offset;
};
#endif /* CLEF_H_ */