rowcol.h

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#pragma once
 
/*+
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        A.H. Bril
 Date:          12-8-1997
 RCS:           $Id$
________________________________________________________________________
 
-*/
 
#include "basicmod.h"
#include "posidxpair.h"
class RowCol;
 
 
typedef RowCol RowColDelta;
 
 
mExpClass(Basic) RowCol : public Pos::IdxPair
{
public:
 
    inline                      RowCol()                        {}
    inline                      RowCol(int r,int c);
                                RowCol(const Pos::IdxPair&);
 
    inline RowCol               operator+(const RowCol&) const;
    inline RowCol               operator-(const RowCol&) const;
    inline RowCol               operator+() const;
    inline RowCol               operator-() const;
    inline RowCol               operator*(const RowCol&) const;
    inline RowCol               operator*(int) const;
    inline RowCol               operator/(const RowCol&) const;
    inline RowCol               operator/(int) const;
    inline const RowCol&        operator+=(const RowCol&);
    inline const RowCol&        operator-=(const RowCol&);
    inline const RowCol&        operator*=(const RowCol&);
    inline const RowCol&        operator*=(int);
    inline const RowCol&        operator/=(const RowCol&);
 
    inline const char*          toString(bool onlycol=false) const;
    inline bool                 fromString(const char*);
    static inline RowCol        fromInt64(od_int64);
    inline int                  toInt32() const;
    static inline RowCol        fromInt32(int);
 
    RowCol                      getDirection() const;
    float                       angleTo(const RowCol&) const;
    float                       clockwiseAngleTo(const RowCol& rc) const;
    float                       counterClockwiseAngleTo(const RowCol&) const;
    static const TypeSet<RowCol>&       clockWiseSequence();
 
};
 
 
inline RowCol::RowCol( RowCol::IdxType i, RowCol::IdxType c )
    : Pos::IdxPair(i,c)
{
}
 
 
inline RowCol::RowCol( const Pos::IdxPair& p )
    : Pos::IdxPair(p)
{
}
 
 
inline RowCol RowCol::fromInt64( od_int64 i64 )
{
    Pos::IdxPair p( Pos::IdxPair::fromInt64(i64) );
    return RowCol( p.first, p.second );
}
 
 
 
inline RowCol RowCol::operator+( const RowCol& rc ) const
        { return RowCol( row()+rc.row(), col()+rc.col() ); }
inline RowCol RowCol::operator-( const RowCol& rc ) const
        { return RowCol( row()-rc.row(), col()-rc.col() ); }
inline RowCol RowCol::operator+() const
        { return RowCol( +row(), +col() ); }
inline RowCol RowCol::operator-() const
        { return RowCol( -row(), -col() ); }
inline RowCol RowCol::operator*( const RowCol& rc ) const
        { return RowCol( row()*rc.row(), col()*rc.col() ); }
inline RowCol RowCol::operator*( int factor ) const
        { return RowCol( row()*factor, col()*factor ); }
inline RowCol RowCol::operator/( const RowCol& rc ) const
        { return RowCol( row()/rc.row(), col()/rc.col() ); }
inline RowCol RowCol::operator/( int denominator ) const
        { return RowCol( row()/denominator, col()/denominator ); }
inline const RowCol& RowCol::operator+=( const RowCol& rc )
        { row() += rc.row(); col() += rc.col(); return *this; }
inline const RowCol& RowCol::operator-=( const RowCol& rc )
        { row() -= rc.row(); col() -= rc.col(); return *this; }
inline const RowCol& RowCol::operator*=( const RowCol& rc )
        { row() *= rc.row(); col() *= rc.col(); return *this; }
inline const RowCol& RowCol::operator*=( int factor )
        { row() *= factor; col() *= factor;  return *this; } 
inline const RowCol& RowCol::operator/=( const RowCol& rc )
        { row() /= rc.row(); col() /= rc.col();  return *this; } 
inline int RowCol::toInt32() const
        { return (((unsigned int) row())<<16)+ ((unsigned int) col() & 0xFFFF);}
inline RowCol RowCol::fromInt32(int ll)
        { return RowCol ( ll>>16, ((short)(ll&0xFFFF)) ); }
 
 
 
inline const char* RowCol::toString( bool onlycol ) const
{
    return Pos::IdxPair::getUsrStr( "", "/", "", onlycol );
}
 
 
inline bool RowCol::fromString( const char* str )
{
    return Pos::IdxPair::parseUsrStr( str, "", "/", "" );
}