classes-Com-Tecnick-Barcode-Type-Square-QrCode-EncodingMode

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EncodingMode extends InputItem

Com\Tecnick\Barcode\Type\Square\QrCode\EncodingMode

Tags
since
2015-02-21
category

Library

author

Nicola Asuni info@tecnick.com

copyright

2010-2016 Nicola Asuni - Tecnick.com LTD

license

http://www.gnu.org/copyleft/lesser.html GNU-LGPL v3 (see LICENSE.TXT)

link
https://github.com/tecnickcom/tc-lib-barcode

Table of Contents

appendNewInputItem()  : array<string|int, mixed>
Append data to an input object.
estimateBitsMode8()  : int
estimateBitsMode8
estimateBitsModeAn()  : int
estimateBitsModeAn
estimateBitsModeKanji()  : int
estimateBitsModeKanji
estimateBitsModeNum()  : int
estimateBitsModeNum
estimateVersion()  : int
Estimate version
getEncodingMode()  : int
Get the encoding mode to use
getLengthIndicator()  : int
Return the size of length indicator for the mode and version
isAlphanumericAt()  : bool
Return true if the character at specified position is an alphanumeric character
isDigitAt()  : bool
Return true if the character at specified position is a number
lookAnTable()  : value
Look up the alphabet-numeric conversion table (see JIS X0510:2004, pp.19)
allocate()  : array<string|int, mixed>
Return an array with zeros
appendBitstream()  : array<string|int, mixed>
Append one bitstream to another
appendBytes()  : array<string|int, mixed>
Append one bitstream created from bytes to another
appendNum()  : array<string|int, mixed>
Append one bitstream created from number to another
check()  : bool
Validate the input data.
checkModeAn()  : bool
checkModeAn
checkModeKanji()  : bool
checkModeKanji
checkModeNum()  : bool
checkModeNum
estimateBitStreamSize()  : int
estimateBitStreamSize
getEncodingModeKj()  : int
Get the encoding mode for KJ or 8B
getMinimumVersion()  : int
Return a version number that satisfies the input code length.
newFromBytes()  : array<string|int, mixed>
Return new bitstream from bytes
newFromNum()  : array<string|int, mixed>
Return new bitstream from number
newInputItem()  : array<string|int, mixed>
newInputItem

Methods

appendNewInputItem()

Append data to an input object.

public appendNewInputItem(array<string|int, mixed> $items, int $mode, int $size, array<string|int, mixed> $data) : array<string|int, mixed>

The data is copied and appended to the input object.

Parameters
$items : array<string|int, mixed>

Input items

$mode : int

Encoding mode.

$size : int

Size of data (byte).

$data : array<string|int, mixed>

Array of input data.

Return values
array<string|int, mixed>

items

estimateBitsMode8()

estimateBitsMode8

public estimateBitsMode8(int $size) : int
Parameters
$size : int
Return values
int

number of bits

estimateBitsModeAn()

estimateBitsModeAn

public estimateBitsModeAn(int $size) : int
Parameters
$size : int
Return values
int

number of bits

estimateBitsModeKanji()

estimateBitsModeKanji

public estimateBitsModeKanji(int $size) : int
Parameters
$size : int
Return values
int

number of bits

estimateBitsModeNum()

estimateBitsModeNum

public estimateBitsModeNum(int $size) : int
Parameters
$size : int
Return values
int

number of bits

estimateVersion()

Estimate version

public estimateVersion(array<string|int, mixed> $items, int $level) : int
Parameters
$items : array<string|int, mixed>
$level : int
Return values
int

version

getEncodingMode()

Get the encoding mode to use

public getEncodingMode(string $data, int $pos) : int
Parameters
$data : string

Data

$pos : int

Position

Return values
int

mode

getLengthIndicator()

Return the size of length indicator for the mode and version

public getLengthIndicator(int $mode) : int
Parameters
$mode : int

Encoding mode

Return values
int

the size of the appropriate length indicator (bits).

isAlphanumericAt()

Return true if the character at specified position is an alphanumeric character

public isAlphanumericAt(string $str, int $pos) : bool
Parameters
$str : string

Data

$pos : int

Character position

Return values
bool

isDigitAt()

Return true if the character at specified position is a number

public isDigitAt(string $str, int $pos) : bool
Parameters
$str : string

Data

$pos : int

Character position

Return values
bool

lookAnTable()

Look up the alphabet-numeric conversion table (see JIS X0510:2004, pp.19)

public lookAnTable(int $chr) : value
Parameters
$chr : int

Character value

Return values
value

allocate()

Return an array with zeros

protected allocate(int $setLength) : array<string|int, mixed>
Parameters
$setLength : int

Array size

Return values
array<string|int, mixed>

appendBitstream()

Append one bitstream to another

protected appendBitstream(array<string|int, mixed> $bitstream, array<string|int, mixed> $append) : array<string|int, mixed>
Parameters
$bitstream : array<string|int, mixed>

Original bitstream

$append : array<string|int, mixed>

Bitstream to append

Return values
array<string|int, mixed>

bitstream

appendBytes()

Append one bitstream created from bytes to another

protected appendBytes(array<string|int, mixed> $bitstream, int $size, array<string|int, mixed> $data) : array<string|int, mixed>
Parameters
$bitstream : array<string|int, mixed>

Original bitstream

$size : int

Size

$data : array<string|int, mixed>

Bytes

Return values
array<string|int, mixed>

bitstream

appendNum()

Append one bitstream created from number to another

protected appendNum(array<string|int, mixed> $bitstream, int $bits, int $num) : array<string|int, mixed>
Parameters
$bitstream : array<string|int, mixed>

Original bitstream

$bits : int

Number of bits

$num : int

Number

Return values
array<string|int, mixed>

bitstream

check()

Validate the input data.

protected check(int $mode, int $size, array<string|int, mixed> $data) : bool
Parameters
$mode : int

Encoding mode.

$size : int

Size of data (byte).

$data : array<string|int, mixed>

Data to validate

Return values
bool

true in case of valid data, false otherwise

checkModeAn()

checkModeAn

protected checkModeAn(int $size, int $data) : bool
Parameters
$size : int
$data : int
Return values
bool

true or false

checkModeKanji()

checkModeKanji

protected checkModeKanji(int $size, int $data) : bool
Parameters
$size : int
$data : int
Return values
bool

true or false

checkModeNum()

checkModeNum

protected checkModeNum(int $size, int $data) : bool
Parameters
$size : int
$data : int
Return values
bool

true or false

estimateBitStreamSize()

estimateBitStreamSize

protected estimateBitStreamSize(array<string|int, mixed> $items, int $version) : int
Parameters
$items : array<string|int, mixed>
$version : int
Return values
int

bits

getEncodingModeKj()

Get the encoding mode for KJ or 8B

protected getEncodingModeKj(string $data, int $pos) : int
Parameters
$data : string

Data

$pos : int

Position

Return values
int

mode

getMinimumVersion()

Return a version number that satisfies the input code length.

protected getMinimumVersion(int $size, int $level) : int
Parameters
$size : int

Input code length (bytes)

$level : int

Error correction level

Tags
throws
Exception
Return values
int

version number

newFromBytes()

Return new bitstream from bytes

protected newFromBytes(int $size, array<string|int, mixed> $data) : array<string|int, mixed>
Parameters
$size : int

Size

$data : array<string|int, mixed>

Bytes

Return values
array<string|int, mixed>

bitstream

newFromNum()

Return new bitstream from number

protected newFromNum(int $bits, int $num) : array<string|int, mixed>
Parameters
$bits : int

Number of bits

$num : int

Number

Return values
array<string|int, mixed>

bitstream

newInputItem()

newInputItem

protected newInputItem(int $mode, int $size, array<string|int, mixed> $data[, array<string|int, mixed> $bstream = null ]) : array<string|int, mixed>
Parameters
$mode : int

Encoding mode.

$size : int

Size of data (byte).

$data : array<string|int, mixed>

Array of input data.

$bstream : array<string|int, mixed> = null

Binary stream

Return values
array<string|int, mixed>

input item

 

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