qrcodegen::QrCode Class Reference

#include <QrCode.h>

Collaboration diagram for qrcodegen::QrCode:

Classes
class	Ecc
class	ReedSolomonGenerator

Public Member Functions
	QrCode (int ver, Ecc ecl, const std::vector< std::uint8_t > &dataCodewords, int mask)
int	getVersion () const
int	getSize () const
Ecc	getErrorCorrectionLevel () const
int	getMask () const
bool	getModule (int x, int y) const
std::string	toSvgString (int border) const

Static Public Member Functions
static QrCode	encodeText (const char *text, Ecc ecl)
static QrCode	encodeBinary (const std::vector< std::uint8_t > &data, Ecc ecl)
static QrCode	encodeSegments (const std::vector< QrSegment > &segs, Ecc ecl, int minVersion=1, int maxVersion=40, int mask=-1, bool boostEcl=true)

Static Public Attributes
static constexpr int	MIN_VERSION = 1
static constexpr int	MAX_VERSION = 40

Private Member Functions
void	drawFunctionPatterns ()
void	drawFormatBits (int mask)
void	drawVersion ()
void	drawFinderPattern (int x, int y)
void	drawAlignmentPattern (int x, int y)
void	setFunctionModule (int x, int y, bool isBlack)
bool	module (int x, int y) const
std::vector< std::uint8_t >	appendErrorCorrection (const std::vector< std::uint8_t > &data) const
void	drawCodewords (const std::vector< std::uint8_t > &data)
void	applyMask (int mask)
int	handleConstructorMasking (int mask)
long	getPenaltyScore () const

Static Private Member Functions
static std::vector< int >	getAlignmentPatternPositions (int ver)
static int	getNumRawDataModules (int ver)
static int	getNumDataCodewords (int ver, Ecc ecl)

Private Attributes
int	version
int	size
Ecc	errorCorrectionLevel
int	mask
std::vector< std::vector< bool > >	modules
std::vector< std::vector< bool > >	isFunction

Static Private Attributes
static const int	PENALTY_N1 = 3
static const int	PENALTY_N2 = 3
static const int	PENALTY_N3 = 40
static const int	PENALTY_N4 = 10
static const std::int8_t	ECC_CODEWORDS_PER_BLOCK [4][41]
static const std::int8_t	NUM_ERROR_CORRECTION_BLOCKS [4][41]

Constructor & Destructor Documentation

qrcodegen::QrCode::QrCode	(	int	ver,
		Ecc	ecl,
		const std::vector< std::uint8_t > &	dataCodewords,
		int	mask
	)

Here is the call graph for this function:

Here is the caller graph for this function:

Member Function Documentation

vector< uint8_t > qrcodegen::QrCode::appendErrorCorrection ( const std::vector< std::uint8_t > &  data ) const

private

Here is the call graph for this function:

Here is the caller graph for this function:

void qrcodegen::QrCode::applyMask ( int  mask )

private

Here is the caller graph for this function:

void qrcodegen::QrCode::drawAlignmentPattern ( int  x, int  y  )

private

Here is the call graph for this function:

Here is the caller graph for this function:

void qrcodegen::QrCode::drawCodewords ( const std::vector< std::uint8_t > &  data )

private

Here is the call graph for this function:

Here is the caller graph for this function:

void qrcodegen::QrCode::drawFinderPattern ( int  x, int  y  )

private

Here is the call graph for this function:

Here is the caller graph for this function:

void qrcodegen::QrCode::drawFormatBits ( int  mask )

private

Here is the call graph for this function:

Here is the caller graph for this function:

void qrcodegen::QrCode::drawFunctionPatterns ( )

private

Here is the call graph for this function:

Here is the caller graph for this function:

void qrcodegen::QrCode::drawVersion ( )

private

Here is the call graph for this function:

Here is the caller graph for this function:

QrCode qrcodegen::QrCode::encodeBinary ( const std::vector< std::uint8_t > &  data, Ecc  ecl  )

static

Here is the call graph for this function:

QrCode qrcodegen::QrCode::encodeSegments ( const std::vector< QrSegment > &  segs, Ecc  ecl, int  minVersion = 1, int  maxVersion = 40, int  mask = -1, bool  boostEcl = true  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

QrCode qrcodegen::QrCode::encodeText ( const char *  text, Ecc  ecl  )

static

Here is the call graph for this function:

vector< int > qrcodegen::QrCode::getAlignmentPatternPositions ( int  ver )

staticprivate

Here is the caller graph for this function:

QrCode::Ecc qrcodegen::QrCode::getErrorCorrectionLevel

(

)

const

int qrcodegen::QrCode::getMask

(

)

const

bool qrcodegen::QrCode::getModule	(	int	x,
		int	y
	)		const

Here is the call graph for this function:

Here is the caller graph for this function:

int qrcodegen::QrCode::getNumDataCodewords ( int  ver, Ecc  ecl  )

staticprivate

Here is the call graph for this function:

Here is the caller graph for this function:

int qrcodegen::QrCode::getNumRawDataModules ( int  ver )

staticprivate

Here is the caller graph for this function:

long qrcodegen::QrCode::getPenaltyScore ( ) const

private

Here is the call graph for this function:

Here is the caller graph for this function:

int qrcodegen::QrCode::getSize

(

)

const

Here is the caller graph for this function:

int qrcodegen::QrCode::getVersion

(

)

const

Here is the caller graph for this function:

int qrcodegen::QrCode::handleConstructorMasking ( int  mask )

private

Here is the call graph for this function:

Here is the caller graph for this function:

bool qrcodegen::QrCode::module ( int  x, int  y  ) const

private

Here is the caller graph for this function:

void qrcodegen::QrCode::setFunctionModule ( int  x, int  y, bool  isBlack  )

private

Here is the caller graph for this function:

std::string qrcodegen::QrCode::toSvgString

(

int

border

)

const

Here is the call graph for this function:

Here is the caller graph for this function:

Member Data Documentation

const int8_t qrcodegen::QrCode::ECC_CODEWORDS_PER_BLOCK

staticprivate

Initial value:

= {
    
    
    {-1,  7, 10, 15, 20, 26, 18, 20, 24, 30, 18, 20, 24, 26, 30, 22, 24, 28, 30, 28, 28, 28, 28, 30, 30, 26, 28, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30},  
    {-1, 10, 16, 26, 18, 24, 16, 18, 22, 22, 26, 30, 22, 22, 24, 24, 28, 28, 26, 26, 26, 26, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28},  
    {-1, 13, 22, 18, 26, 18, 24, 18, 22, 20, 24, 28, 26, 24, 20, 30, 24, 28, 28, 26, 30, 28, 30, 30, 30, 30, 28, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30},  
    {-1, 17, 28, 22, 16, 22, 28, 26, 26, 24, 28, 24, 28, 22, 24, 24, 30, 28, 28, 26, 28, 30, 24, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30},  
}

Ecc qrcodegen::QrCode::errorCorrectionLevel

private

std::vector<std::vector<bool> > qrcodegen::QrCode::isFunction

private

int qrcodegen::QrCode::mask

private

constexpr int qrcodegen::QrCode::MAX_VERSION = 40

static

constexpr int qrcodegen::QrCode::MIN_VERSION = 1

static

std::vector<std::vector<bool> > qrcodegen::QrCode::modules

private

const int8_t qrcodegen::QrCode::NUM_ERROR_CORRECTION_BLOCKS

staticprivate

Initial value:

= {
    
    
    {-1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 4,  4,  4,  4,  4,  6,  6,  6,  6,  7,  8,  8,  9,  9, 10, 12, 12, 12, 13, 14, 15, 16, 17, 18, 19, 19, 20, 21, 22, 24, 25},  
    {-1, 1, 1, 1, 2, 2, 4, 4, 4, 5, 5,  5,  8,  9,  9, 10, 10, 11, 13, 14, 16, 17, 17, 18, 20, 21, 23, 25, 26, 28, 29, 31, 33, 35, 37, 38, 40, 43, 45, 47, 49},  
    {-1, 1, 1, 2, 2, 4, 4, 6, 6, 8, 8,  8, 10, 12, 16, 12, 17, 16, 18, 21, 20, 23, 23, 25, 27, 29, 34, 34, 35, 38, 40, 43, 45, 48, 51, 53, 56, 59, 62, 65, 68},  
    {-1, 1, 1, 2, 4, 4, 4, 5, 6, 8, 8, 11, 11, 16, 16, 18, 16, 19, 21, 25, 25, 25, 34, 30, 32, 35, 37, 40, 42, 45, 48, 51, 54, 57, 60, 63, 66, 70, 74, 77, 81},  
}

const int qrcodegen::QrCode::PENALTY_N1 = 3

staticprivate

const int qrcodegen::QrCode::PENALTY_N2 = 3

staticprivate

const int qrcodegen::QrCode::PENALTY_N3 = 40

staticprivate

const int qrcodegen::QrCode::PENALTY_N4 = 10

staticprivate

int qrcodegen::QrCode::size

private

int qrcodegen::QrCode::version

private

---

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

• /home/travis/build/rbaker26/BigBlueBox/src/qr/QrCode.h
• /home/travis/build/rbaker26/BigBlueBox/src/qr/QrCode.cpp