QSPLINE Class Reference

#include <quspline.h>

Collaboration diagram for QSPLINE:

Public Member Functions
	QSPLINE ()
	QSPLINE (const QSPLINE &src)
	QSPLINE (int32_t count, int32_t *xstarts, double *coeffs)
	~QSPLINE ()
	QSPLINE (int xstarts[], int segcount, int xcoords[], int ycoords[], int blobcount, int degree)
double	step (double x1, double x2)
double	y (double x) const
void	move (ICOORD vec)
bool	overlap (QSPLINE *spline2, double fraction)
void	extrapolate (double gradient, int left, int right)
void	plot (ScrollView *window, ScrollView::Color colour) const
void	plot (Pix *pix) const
QSPLINE &	operator= (const QSPLINE &source)

Private Member Functions
int32_t	spline_index (double x) const

Private Attributes
int32_t	segments
int32_t *	xcoords
QUAD_COEFFS *	quadratics

Friends
void	make_first_baseline (TBOX *, int, int *, int *, QSPLINE *, QSPLINE *, float)
void	make_holed_baseline (TBOX *, int, QSPLINE *, QSPLINE *, float)
void	tweak_row_baseline (ROW *, double, double)

Constructor & Destructor Documentation

QSPLINE() [1/4]

QSPLINE::QSPLINE ( )

inline

QSPLINE() [2/4]

QSPLINE::QSPLINE

(

const QSPLINE &

src

)

QSPLINE() [3/4]

QSPLINE::QSPLINE	(	int32_t	count,
		int32_t *	xstarts,
		double *	coeffs
	)

~QSPLINE()

QSPLINE::~QSPLINE

(

)

QSPLINE() [4/4]

QSPLINE::QSPLINE	(	int	xstarts[],
		int	segcount,
		int	xcoords[],
		int	ycoords[],
		int	blobcount,
		int	degree
	)

Member Function Documentation

extrapolate()

void QSPLINE::extrapolate	(	double	gradient,
		int	left,
		int	right
	)

move()

void QSPLINE::move

(

ICOORD

vec

)

operator=()

QSPLINE & QSPLINE::operator=

(

const QSPLINE &

source

)

overlap()

bool QSPLINE::overlap	(	QSPLINE *	spline2,
		double	fraction
	)

plot() [1/2]

void QSPLINE::plot	(	ScrollView *	window,
		ScrollView::Color	colour
	)		const

plot() [2/2]

void QSPLINE::plot

(

Pix *

pix

)

const

spline_index()

int32_t QSPLINE::spline_index ( double  x ) const

private

step()

double QSPLINE::step	(	double	x1,
		double	x2
	)

y()

double QSPLINE::y

(

double

x

)

const

Friends And Related Function Documentation

make_first_baseline

void make_first_baseline ( TBOX *  , int  , int *  , int *  , QSPLINE *  , QSPLINE *  , float    )

friend

make_holed_baseline

void make_holed_baseline ( TBOX *  , int  , QSPLINE *  , QSPLINE *  , float    )

friend

tweak_row_baseline

void tweak_row_baseline ( ROW *  , double  , double    )

friend

Member Data Documentation

quadratics

QUAD_COEFFS* QSPLINE::quadratics

private

segments

int32_t QSPLINE::segments

private

xcoords

int32_t* QSPLINE::xcoords

private

---

The documentation for this class was generated from the following files:

• /home/stephane/src/tesseract/src/ccstruct/quspline.h
• /home/stephane/src/tesseract/src/ccstruct/quspline.cpp