propertyref.h

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#ifndef propertyref_h
#define propertyref_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Bert Bril
 Date:          Sep 2010
 RCS:           $Id$
________________________________________________________________________


-*/

#include "generalmod.h"
#include "generalmod.h"
#include "ranges.h"
#include "namedobj.h"
#include "enums.h"
#include "bufstringset.h"
#include "color.h"
#include "repos.h"


class ascistream;
class ascostream;
class Property;
class MathProperty;
struct PropRef_ThickRef_Man;


mExpClass(General) PropertyRef : public NamedObject
{
public:

    enum StdType        {
                            Anis, Area, Class, Comp, Den, Dist, ElaRa, ElPot,
                            GR, Imp, Perm, Pres, PresGrad, PresWt, Res, Son,
                            Temp, Time, Vel, Volum, Vol, Other
                        };
                        mDeclareEnumUtils(StdType)
    static StdType      surveyZType();

                        PropertyRef( const char* nm, StdType t=Other )
                            : NamedObject(nm)
                            , stdtype_(t), mathdef_(0)  {}
                        PropertyRef( const PropertyRef& pr )
                            : NamedObject(pr.name())
                            , mathdef_(0)               { *this = pr; }
    virtual             ~PropertyRef();
    PropertyRef&        operator =(const PropertyRef&);
    inline bool         operator ==( const PropertyRef& pr ) const
                        { return name() == pr.name(); }
    inline bool         operator !=( const PropertyRef& pr ) const
                        { return name() != pr.name(); }
    bool                isKnownAs(const char*) const;
    bool                hasFixedDef() const             { return mathdef_; }

    inline StdType      stdType() const                 { return stdtype_; }
    inline bool         hasType( StdType t ) const
                        { return stdtype_ == t; }
    inline bool         isCompatibleWith( const PropertyRef& pr ) const
                        { return hasType(pr.stdType()); }
    inline void         setStdType( StdType t ) { stdtype_ = t; }
    void                setFixedDef(const MathProperty*);

    inline BufferStringSet& aliases()                   { return aliases_; }
    inline const BufferStringSet& aliases() const       { return aliases_; }
    const MathProperty& fixedDef() const                { return *mathdef_; }

    static const PropertyRef& undef();

    // Defaults for display
    mStruct(General) DispDefs
    {
                        DispDefs()
                        : color_(Color::Black())
                        , defval_(0)
                        , range_(mUdf(float),mUdf(float))       {}
                        ~DispDefs();

        Color           color_;
        Property*       defval_;
        Interval<float> range_;         
        BufferString    unit_;

        float           commonValue() const;
    };

    DispDefs            disp_;

    static const PropertyRef& thickness();
    inline bool         isThickness() const     { return this == &thickness(); }
    static const char*  standardSVelStr()       { return "Swave velocity";}
    static const char*  standardSVelAliasStr()  { return "SVel";}
    static const char*  standardPVelStr()       { return "Pwave velocity";}
    static const char*  standardPVelAliasStr()  { return "PVel";}

protected:

    StdType             stdtype_;
    BufferStringSet     aliases_;
    MathProperty*       mathdef_;

    friend class        PropertyRefSet;
    void                usePar(const IOPar&);
    void                fillPar(IOPar&) const;
public:
    static void         setThickness(const PropertyRef*);

};


mExpClass(General) PropertyRefSet : public ObjectSet<PropertyRef>
{
public:

                        PropertyRefSet();
                        PropertyRefSet( const PropertyRefSet& prs )
                            : ObjectSet<PropertyRef>()  { *this = prs; }
                        ~PropertyRefSet();
    PropertyRefSet&     operator =(const PropertyRefSet&);

    inline bool         isPresent( const char* nm ) const
                        { return indexOf(nm) >= 0; }
    int                 indexOf(const char*) const;
    int                 indexOf(PropertyRef::StdType,int occ=0) const;
    inline PropertyRef* find( const char* nm )          { return fnd(nm); }
    inline const PropertyRef* find( const char* nm ) const { return fnd(nm); }

    int                 add(PropertyRef*);
    int                 ensurePresent(PropertyRef::StdType,const char* nm1,
                                      const char* nm2=0,const char* nm3=0);

    bool                save(Repos::Source) const;

    inline bool         isPresent( const PropertyRef* pr ) const
                        { return ObjectSet<PropertyRef>::isPresent(pr); }
    int                 indexOf( const PropertyRef* pr ) const
                        { return ObjectSet<PropertyRef>::indexOf(pr); }
    bool                subselect(PropertyRef::StdType,
                                  ObjectSet<const PropertyRef>&)const;

protected:

    PropertyRef*        fnd(const char*) const;
    virtual PropertyRefSet& doAdd( PropertyRef* pr )
                        { add(pr); return *this; }

public:

    void                readFrom(ascistream&);
    bool                writeTo(ascostream&) const;

};

mGlobal(General) const PropertyRefSet& PROPS();
inline PropertyRefSet& ePROPS() { return const_cast<PropertyRefSet&>(PROPS()); }


mExpClass(General) PropertyRefSelection : public ObjectSet<const PropertyRef>
{
public:

                        PropertyRefSelection();
    bool                operator ==(const PropertyRefSelection&) const;

    int                 indexOf(const char*) const;
    int                 find(const char*) const; // also uses 'isKnownAs'

    inline bool         isPresent( const char* prnm ) const
                        { return indexOf( prnm ) >= 0; }
    inline int          indexOf( const PropertyRef* pr ) const
                        { return ObjectSet<const PropertyRef>::indexOf(pr); }
    inline bool         isPresent( const PropertyRef* pr ) const
                        { return ObjectSet<const PropertyRef>::isPresent(pr); }

    inline const PropertyRef* get( const char* nm ) const
                        { const int idx = indexOf(nm);
                          return idx < 0 ? 0 : (*this)[idx]; }

    PropertyRefSelection subselect(PropertyRef::StdType) const;

    static PropertyRefSelection getAll(bool with_thickness=true,
                                        const PropertyRef* exclude=0);
    static PropertyRefSelection getAll(PropertyRef::StdType);

};


#endif