classes-Com-Tecnick-Barcode-Type-Square-Datamatrix-Modes

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Modes extends Placement

Com\Tecnick\Barcode\Type\Square\Datamatrix\Modes

Modes for Datamatrix Barcode type class

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

get253StateCodeword()  : pad
Return the 253-state codeword
getPlacementMap()  : array<string|int, mixed>
Build a placement map.
get255StateCodeword()  : int
Return the 255-state codeword
getMaxDataCodewords()  : number
Choose the minimum matrix size and return the max number of data codewords.
getSwitchEncodingCodeword()  : (int)
Get the switching codeword to a new encoding mode (latch codeword)
isASCIIEXTMode()  : bool
Tell if char is ASCII character 128 to 255
isASCIINUMMode()  : bool
Tell if char is ASCII digits
isBASE256Mode()  : bool
Tell if char is Function character (FNC1, Structured Append, Reader Program, or Code Page)
isC40Mode()  : bool
Tell if char is Upper-case alphanumeric
isCharMode()  : bool
Returns true if the char belongs to the selected mode
isEDFMode()  : bool
Tell if char is ASCII character 32 to 94
isTXTMode()  : bool
Tell if char is Lower-case alphanumeric
isX12Mode()  : bool
Tell if char is ANSI X12
placeCornerA()  : array<string|int, mixed>
Places the 8 bits of the first special corner case.
placeCornerB()  : array<string|int, mixed>
Places the 8 bits of the second special corner case.
placeCornerC()  : array<string|int, mixed>
Places the 8 bits of the third special corner case.
placeCornerD()  : array<string|int, mixed>
Places the 8 bits of the fourth special corner case.
placeModule()  : array<string|int, mixed>
Places "chr+bit" with appropriate wrapping within array[].
placeSweepDownward()  : array<string|int, mixed>
Sweep downward diagonally, inserting successive characters, (Annex F - ECC 200 symbol character placement)
placeSweepUpward()  : array<string|int, mixed>
Sweep upward diagonally, inserting successive characters, (Annex F - ECC 200 symbol character placement)
placeUtah()  : array<string|int, mixed>
Places the 8 bits of a utah-shaped symbol character.

Methods

get253StateCodeword()

Return the 253-state codeword

public get253StateCodeword(int $cdwpad, int $cdwpos) : pad
Parameters
$cdwpad : int

Pad codeword.

$cdwpos : int

Number of data codewords from the beginning of encoded data.

Return values
pad —

codeword

getPlacementMap()

Build a placement map.

public getPlacementMap(int $nrow, int $ncol) : array<string|int, mixed>

(Annex F - ECC 200 symbol character placement)

Parameters
$nrow : int

Number of rows.

$ncol : int

Number of columns.

Return values
array<string|int, mixed> —

get255StateCodeword()

Return the 255-state codeword

protected get255StateCodeword(int $cdwpad, int $cdwpos) : int
Parameters
$cdwpad : int

Pad codeword.

$cdwpos : int

Number of data codewords from the beginning of encoded data.

Return values
int —

pad codeword

getMaxDataCodewords()

Choose the minimum matrix size and return the max number of data codewords.

protected getMaxDataCodewords(int $numcw) : number
Parameters
$numcw : int

Number of current codewords.

Return values
number —

of data codewords in matrix

getSwitchEncodingCodeword()

Get the switching codeword to a new encoding mode (latch codeword)

protected getSwitchEncodingCodeword( $mode) : (int)
Parameters
$mode :

(int) New encoding mode.

Tags
protected
Return values
(int) —

Switch codeword.

isASCIIEXTMode()

Tell if char is ASCII character 128 to 255

protected isASCIIEXTMode(int $chr) : bool
Parameters
$chr : int

Character (byte) to check.

Return values
bool —

isASCIINUMMode()

Tell if char is ASCII digits

protected isASCIINUMMode(int $chr) : bool
Parameters
$chr : int

Character (byte) to check.

Return values
bool —

isBASE256Mode()

Tell if char is Function character (FNC1, Structured Append, Reader Program, or Code Page)

protected isBASE256Mode(int $chr) : bool
Parameters
$chr : int

Character (byte) to check.

Return values
bool —

isC40Mode()

Tell if char is Upper-case alphanumeric

protected isC40Mode(int $chr) : bool
Parameters
$chr : int

Character (byte) to check.

Return values
bool —

isCharMode()

Returns true if the char belongs to the selected mode

protected isCharMode(int $chr, int $mode) : bool
Parameters
$chr : int

Character (byte) to check.

$mode : int

Current encoding mode.

Return values
bool —

true if the char is of the selected mode.

isEDFMode()

Tell if char is ASCII character 32 to 94

protected isEDFMode(int $chr) : bool
Parameters
$chr : int

Character (byte) to check.

Return values
bool —

isTXTMode()

Tell if char is Lower-case alphanumeric

protected isTXTMode(int $chr) : bool
Parameters
$chr : int

Character (byte) to check.

Return values
bool —

isX12Mode()

Tell if char is ANSI X12

protected isX12Mode(int $chr) : bool
Parameters
$chr : int

Character (byte) to check.

Return values
bool —

placeCornerA()

Places the 8 bits of the first special corner case.

protected placeCornerA(array<string|int, mixed> $marr, int $nrow, int $ncol, int &$chr, int $row, int $col) : array<string|int, mixed>

(Annex F - ECC 200 symbol character placement)

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

Array of symbols

$nrow : int

Number of rows

$ncol : int

Number of columns

$chr : int

Char byte

$row : int

Current row

$col : int

Current column

Return values
array<string|int, mixed> —

placeCornerB()

Places the 8 bits of the second special corner case.

protected placeCornerB(array<string|int, mixed> $marr, int $nrow, int $ncol, int &$chr, int $row, int $col) : array<string|int, mixed>

(Annex F - ECC 200 symbol character placement)

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

Array of symbols

$nrow : int

Number of rows

$ncol : int

Number of columns

$chr : int

Char byte

$row : int

Current row

$col : int

Current column

Return values
array<string|int, mixed> —

placeCornerC()

Places the 8 bits of the third special corner case.

protected placeCornerC(array<string|int, mixed> $marr, int $nrow, int $ncol, int &$chr, int $row, int $col) : array<string|int, mixed>

(Annex F - ECC 200 symbol character placement)

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

Array of symbols

$nrow : int

Number of rows

$ncol : int

Number of columns

$chr : int

Char byte

$row : int

Current row

$col : int

Current column

Return values
array<string|int, mixed> —

placeCornerD()

Places the 8 bits of the fourth special corner case.

protected placeCornerD(array<string|int, mixed> $marr, int $nrow, int $ncol, int &$chr, int $row, int $col) : array<string|int, mixed>

(Annex F - ECC 200 symbol character placement)

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

Array of symbols

$nrow : int

Number of rows

$ncol : int

Number of columns

$chr : int

Char byte

$row : int

Current row

$col : int

Current column

Return values
array<string|int, mixed> —

placeModule()

Places "chr+bit" with appropriate wrapping within array[].

protected placeModule(array<string|int, mixed> $marr, int $nrow, int $ncol, int $row, int $col, int $chr, int $bit) : array<string|int, mixed>

(Annex F - ECC 200 symbol character placement)

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

Array of symbols.

$nrow : int

Number of rows.

$ncol : int

Number of columns.

$row : int

Row number.

$col : int

Column number.

$chr : int

Char byte.

$bit : int

Bit.

Return values
array<string|int, mixed> —

placeSweepDownward()

Sweep downward diagonally, inserting successive characters, (Annex F - ECC 200 symbol character placement)

protected placeSweepDownward(array<string|int, mixed> $marr, int $nrow, int $ncol, int &$chr, int &$row, int &$col) : array<string|int, mixed>
Parameters
$marr : array<string|int, mixed>

Array of symbols

$nrow : int

Number of rows

$ncol : int

Number of columns

$chr : int

Char byte

$row : int

Current row

$col : int

Current column

Return values
array<string|int, mixed> —

placeSweepUpward()

Sweep upward diagonally, inserting successive characters, (Annex F - ECC 200 symbol character placement)

protected placeSweepUpward(array<string|int, mixed> $marr, int $nrow, int $ncol, int &$chr, int &$row, int &$col) : array<string|int, mixed>
Parameters
$marr : array<string|int, mixed>

Array of symbols

$nrow : int

Number of rows

$ncol : int

Number of columns

$chr : int

Char byte

$row : int

Current row

$col : int

Current column

Return values
array<string|int, mixed> —

placeUtah()

Places the 8 bits of a utah-shaped symbol character.

protected placeUtah(array<string|int, mixed> $marr, int $nrow, int $ncol, int $row, int $col, int $chr) : array<string|int, mixed>

(Annex F - ECC 200 symbol character placement)

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

Array of symbols.

$nrow : int

Number of rows.

$ncol : int

Number of columns.

$row : int

Row number.

$col : int

Column number.

$chr : int

Char byte.

Return values
array<string|int, mixed> —
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