Pos::IdxPair2Coord Class Reference

Encapsulates linear transform from (i,j) index to (x,y) coordinates. More...

Classes
struct	DirTransform

Public Types
typedef IdxPair::IdxType	IdxType

Public Member Functions
	IdxPair2Coord ()
Coord	colDir () const
Coord	crlDir () const
void	fillPar (IOPar &) const
Coord	firstDir () const
const DirTransform &	getTransform (bool x) const
Coord	inlDir () const
bool	isSubsetOf (const IdxPair2Coord &) const
bool	isValid () const
bool	operator== (const IdxPair2Coord &) const
Coord	rowDir () const
Coord	secondDir () const
bool	set3Pts (const Coord &c0, const Coord &c1, const Coord &c2, const IdxPair &rc0, const IdxPair &rc1, int col2)
void	setTransforms (const DirTransform &x, const DirTransform &y)
Coord	transform (const Coord &rc) const
Coord	transform (const IdxPair &) const
IdxPair	transformBack (const Coord &) const
IdxPair	transformBack (const Coord &, const IdxPair &start, const IdxPairStep &) const
Coord	transformBackNoSnap (const Coord &) const
void	usePar (const IOPar &)

Protected Member Functions
bool	isNodeOn (const Pos::IdxPair2Coord &, int, int) const

Protected Attributes
DirTransform	xtr
DirTransform	ytr

Detailed Description

Encapsulates linear transform from (i,j) index to (x,y) coordinates.

<>

Member Typedef Documentation

IdxType

typedef IdxPair::IdxType Pos::IdxPair2Coord::IdxType

Constructor & Destructor Documentation

IdxPair2Coord()

Pos::IdxPair2Coord::IdxPair2Coord ( )

inline

Member Function Documentation

colDir()

Coord Pos::IdxPair2Coord::colDir ( ) const

inline

crlDir()

Coord Pos::IdxPair2Coord::crlDir ( ) const

inline

fillPar()

void Pos::IdxPair2Coord::fillPar

(

IOPar &

)

const

firstDir()

Coord Pos::IdxPair2Coord::firstDir ( ) const

inline

getTransform()

const DirTransform& Pos::IdxPair2Coord::getTransform ( bool  x ) const

inline

inlDir()

Coord Pos::IdxPair2Coord::inlDir ( ) const

inline

isNodeOn()

bool Pos::IdxPair2Coord::isNodeOn ( const Pos::IdxPair2Coord &  , int  , int    ) const

protected

isSubsetOf()

bool Pos::IdxPair2Coord::isSubsetOf

(

const IdxPair2Coord &

)

const

isValid()

bool Pos::IdxPair2Coord::isValid ( ) const

inline

operator==()

bool Pos::IdxPair2Coord::operator==

(

const IdxPair2Coord &

)

const

rowDir()

Coord Pos::IdxPair2Coord::rowDir ( ) const

inline

secondDir()

Coord Pos::IdxPair2Coord::secondDir ( ) const

inline

set3Pts()

bool Pos::IdxPair2Coord::set3Pts	(	const Coord &	c0,
		const Coord &	c1,
		const Coord &	c2,
		const IdxPair &	rc0,
		const IdxPair &	rc1,
		int	col2
	)

Sets up the transform using three points.

Note

that the third point is assumed to be on the same row as the first point.

setTransforms()

void Pos::IdxPair2Coord::setTransforms ( const DirTransform &  x, const DirTransform &  y  )

inline

transform() [1/2]

Coord Pos::IdxPair2Coord::transform

(

const Coord &

rc

)

const

transforms a non-integer IdxPair first == X, second == Y.

transform() [2/2]

Coord Pos::IdxPair2Coord::transform

(

const IdxPair &

)

const

transformBack() [1/2]

IdxPair Pos::IdxPair2Coord::transformBack

(

const Coord &

)

const

Transforms Coord to nearest IdxPair.

transformBack() [2/2]

IdxPair Pos::IdxPair2Coord::transformBack	(	const Coord &	,
		const IdxPair &	start,
		const IdxPairStep &
	)		const

Transforms Coord to IdxPair, with snap.

transformBackNoSnap()

Coord Pos::IdxPair2Coord::transformBackNoSnap

(

const Coord &

)

const

transforms back, but doesn't go to int domain. first == X, second == Y.

usePar()

void Pos::IdxPair2Coord::usePar

(

const IOPar &

)

Member Data Documentation

xtr

DirTransform Pos::IdxPair2Coord::xtr

protected

ytr

DirTransform Pos::IdxPair2Coord::ytr

protected