1. Import
This commit is contained in:
342
html/include/barcode_php7/class/BCGean13.barcode.php
Normal file
342
html/include/barcode_php7/class/BCGean13.barcode.php
Normal file
@@ -0,0 +1,342 @@
|
||||
<?php
|
||||
/**
|
||||
* BCGean13.barcode.php
|
||||
*--------------------------------------------------------------------
|
||||
*
|
||||
* Sub-Class - EAN-13
|
||||
*
|
||||
* EAN-13 contains
|
||||
* - 2 system digits (1 not displayed but coded with parity)
|
||||
* - 5 manufacturer code digits
|
||||
* - 5 product digits
|
||||
* - 1 checksum digit
|
||||
*
|
||||
* The checksum is always displayed.
|
||||
*
|
||||
*--------------------------------------------------------------------
|
||||
* Revision History
|
||||
* v2.0.1 8 mar 2009 Jean-Sébastien Goupil Fix padding for the barcode
|
||||
* v2.0.0 23 apr 2008 Jean-Sébastien Goupil New Version Update
|
||||
* v1.3.0 13 apr 2007 Jean-Sébastien Goupil Move ISBN implementation to isbn.php
|
||||
* v1.2.3pl1 11 mar 2006 Jean-Sébastien Goupil Correct getMaxWidth if ISBN
|
||||
* v1.2.3 6 feb 2006 Jean-Sébastien Goupil Fix label position + Using correctly static method
|
||||
* v1.2.3b 31 dec 2005 Jean-Sébastien Goupil Checksum separated + PHP5.1 compatible
|
||||
* v1.2.2 23 jul 2005 Jean-Sébastien Goupil Enhance rapidity
|
||||
* v1.2.1 27 jun 2005 Jean-Sébastien Goupil Font support added
|
||||
* V1.00 17 jun 2004 Jean-Sebastien Goupil
|
||||
*--------------------------------------------------------------------
|
||||
* $Id: BCGean13.barcode.php,v 1.14 2009/11/09 04:13:35 jsgoupil Exp $
|
||||
* PHP5-Revision: 1.13
|
||||
*--------------------------------------------------------------------
|
||||
* Copyright (C) Jean-Sebastien Goupil
|
||||
* http://www.barcodephp.com
|
||||
*/
|
||||
include_once('BCGBarcode1D.php');
|
||||
|
||||
class BCGean13 extends BCGBarcode1D {
|
||||
var $codeParity = array();
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
*/
|
||||
function BCGean13() {
|
||||
BCGBarcode1D::BCGBarcode1D();
|
||||
|
||||
$this->keys = array('0','1','2','3','4','5','6','7','8','9');
|
||||
// Left-Hand Odd Parity starting with a space
|
||||
// Left-Hand Even Parity is the inverse (0=0012) starting with a space
|
||||
// Right-Hand is the same of Left-Hand starting with a bar
|
||||
$this->code = array(
|
||||
'2100', /* 0 */
|
||||
'1110', /* 1 */
|
||||
'1011', /* 2 */
|
||||
'0300', /* 3 */
|
||||
'0021', /* 4 */
|
||||
'0120', /* 5 */
|
||||
'0003', /* 6 */
|
||||
'0201', /* 7 */
|
||||
'0102', /* 8 */
|
||||
'2001' /* 9 */
|
||||
);
|
||||
// Parity, 0=Odd, 1=Even for manufacturer code. Depending on 1st System Digit
|
||||
$this->codeParity = array(
|
||||
array(0,0,0,0,0), /* 0 */
|
||||
array(0,1,0,1,1), /* 1 */
|
||||
array(0,1,1,0,1), /* 2 */
|
||||
array(0,1,1,1,0), /* 3 */
|
||||
array(1,0,0,1,1), /* 4 */
|
||||
array(1,1,0,0,1), /* 5 */
|
||||
array(1,1,1,0,0), /* 6 */
|
||||
array(1,0,1,0,1), /* 7 */
|
||||
array(1,0,1,1,0), /* 8 */
|
||||
array(1,1,0,1,0) /* 9 */
|
||||
);
|
||||
}
|
||||
|
||||
function parse($text) {
|
||||
BCGBarcode1D::parse($text);
|
||||
|
||||
$this->setLabelOffset();
|
||||
}
|
||||
|
||||
function setFont($font) {
|
||||
BCGBarcode1D::setFont($font);
|
||||
|
||||
$this->setLabelOffset();
|
||||
}
|
||||
|
||||
function setLabel($label) {
|
||||
BCGBarcode1D::setLabel($label);
|
||||
|
||||
$this->setLabelOffset();
|
||||
}
|
||||
|
||||
function setOffsetX($offsetX) {
|
||||
BCGBarcode1D::setOffsetX($offsetX);
|
||||
|
||||
$this->setLabelOffset();
|
||||
}
|
||||
|
||||
function setScale($scale) {
|
||||
BCGBarcode1D::setScale($scale);
|
||||
|
||||
$this->setLabelOffset();
|
||||
}
|
||||
|
||||
/**
|
||||
* Draws the barcode
|
||||
*
|
||||
* @param resource $im
|
||||
*/
|
||||
function draw(&$im) {
|
||||
if($this->isCharsAllowed($im)) {
|
||||
if($this->isLengthCorrect($im)) {
|
||||
$this->drawBars($im);
|
||||
$this->drawText($im);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the maximal size of a barcode
|
||||
*
|
||||
* @return int[]
|
||||
*/
|
||||
function getMaxSize() {
|
||||
$p = BCGBarcode1D::getMaxSize();
|
||||
|
||||
$startlength = 3 * $this->scale;
|
||||
$centerlength = 5 * $this->scale;
|
||||
$textlength = 12 * 7 * $this->scale;
|
||||
$endlength = 3 * $this->scale;
|
||||
|
||||
return array($p[0] + $startlength + $centerlength + $textlength + $endlength, $p[1]);
|
||||
}
|
||||
|
||||
function setLabelOffset() {
|
||||
$label = $this->getLabel();
|
||||
if(!empty($label)) {
|
||||
if(is_a($this->textfont, 'BCGFont')) {
|
||||
$f = $this->textfont; // clone
|
||||
$f->setText(substr($label, 0, 1));
|
||||
$val = ($f->getWidth() + 5) / $this->scale;
|
||||
if($val > $this->offsetX) {
|
||||
$this->offsetX = $val;
|
||||
}
|
||||
} elseif($this->textfont !== 0) {
|
||||
$val = (imagefontwidth($this->textfont) + 2) / $this->scale;
|
||||
if($val > $this->offsetX) {
|
||||
$this->offsetX = $val;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Overloaded method to calculate checksum
|
||||
*/
|
||||
function calculateChecksum() {
|
||||
// Calculating Checksum
|
||||
// Consider the right-most digit of the message to be in an "odd" position,
|
||||
// and assign odd/even to each character moving from right to left
|
||||
// Odd Position = 3, Even Position = 1
|
||||
// Multiply it by the number
|
||||
// Add all of that and do 10-(?mod10)
|
||||
$odd = true;
|
||||
$this->checksumValue = 0;
|
||||
$c = strlen($this->text);
|
||||
for($i = $c; $i > 0; $i--) {
|
||||
if($odd === true) {
|
||||
$multiplier = 3;
|
||||
$odd = false;
|
||||
} else {
|
||||
$multiplier = 1;
|
||||
$odd = true;
|
||||
}
|
||||
if(!isset($this->keys[$this->text[$i - 1]])) {
|
||||
return;
|
||||
}
|
||||
$this->checksumValue += $this->keys[$this->text[$i - 1]] * $multiplier;
|
||||
}
|
||||
$this->checksumValue = (10 - $this->checksumValue % 10) % 10;
|
||||
}
|
||||
|
||||
/**
|
||||
* Overloaded method to display the checksum
|
||||
*/
|
||||
function processChecksum() {
|
||||
if($this->checksumValue === false) { // Calculate the checksum only once
|
||||
$this->calculateChecksum();
|
||||
}
|
||||
if($this->checksumValue !== false) {
|
||||
return $this->keys[$this->checksumValue];
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
function isCharsAllowed(&$im) {
|
||||
// Checking if all chars are allowed
|
||||
$c = strlen($this->text);
|
||||
for($i = 0; $i < $c; $i++) {
|
||||
if(array_search($this->text[$i], $this->keys) === false) {
|
||||
$this->drawError($im, 'Char \'' . $this->text[$i] . '\' not allowed.');
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
function isLengthCorrect(&$im) {
|
||||
$c = strlen($this->text);
|
||||
// If we have 13 chars just flush the last one
|
||||
if($c === 13) {
|
||||
$this->text = substr($this->text, 0, 12);
|
||||
return true;
|
||||
} elseif($c === 12) {
|
||||
return true;
|
||||
}
|
||||
$this->drawError($im, 'Must provide 12 or 13 digits.');
|
||||
return false;
|
||||
}
|
||||
|
||||
function drawBars(&$im) {
|
||||
// Checksum
|
||||
$this->calculateChecksum();
|
||||
$temp_text = $this->text . $this->keys[$this->checksumValue];
|
||||
// Starting Code
|
||||
$this->drawChar($im, '000', true);
|
||||
// Draw Second Code
|
||||
$this->drawChar($im, $this->findCode($temp_text[1]), false);
|
||||
// Draw Manufacturer Code
|
||||
for($i = 0; $i < 5; $i++) {
|
||||
$this->drawChar($im, BCGean13::inverse($this->findCode($temp_text[$i + 2]), $this->codeParity[(int)$temp_text[0]][$i]), false);
|
||||
}
|
||||
// Draw Center Guard Bar
|
||||
$this->drawChar($im, '00000', false);
|
||||
// Draw Product Code
|
||||
for($i = 7; $i < 13; $i++) {
|
||||
$this->drawChar($im, $this->findCode($temp_text[$i]), true);
|
||||
}
|
||||
// Draw Right Guard Bar
|
||||
$this->drawChar($im, '000', true);
|
||||
}
|
||||
|
||||
/**
|
||||
* Overloaded method for drawing special label
|
||||
*
|
||||
* @param resource $im
|
||||
*/
|
||||
function drawText(&$im) {
|
||||
if($this->label !== $this->AUTO_LABEL) {
|
||||
BCGBarcode1D::drawText($im);
|
||||
} elseif($this->label !== '') {
|
||||
$temp_text = $this->text . $this->keys[$this->checksumValue];
|
||||
if (is_a($this->textfont, 'BCGFont')) {
|
||||
$code1 = 0;
|
||||
$code2 = 0;
|
||||
|
||||
$this->textfont->setText($temp_text);
|
||||
$this->drawExtendedBars($im, $this->textfont->getHeight(), $code1, $code2);
|
||||
|
||||
// We need to separate the text, one on the left and one on the right and one starting
|
||||
$text0 = substr($temp_text, 0, 1);
|
||||
$text1 = substr($temp_text, 1, 6);
|
||||
$text2 = substr($temp_text, 7, 6);
|
||||
$font0 = $this->textfont; // clone
|
||||
$font1 = $this->textfont; // clone
|
||||
$font2 = $this->textfont; // clone
|
||||
$font0->setText($text0);
|
||||
$font1->setText($text1);
|
||||
$font2->setText($text2);
|
||||
|
||||
$xPosition0 = $this->offsetX * $this->scale - $font0->getWidth() - 4; // -4 is just for beauty
|
||||
$yPosition0 = $this->thickness * $this->scale + $font0->getHeight() / 2 + $this->offsetY * $this->scale;
|
||||
|
||||
$xPosition1 = ($this->scale * 44 - $font1->getWidth()) / 2 + $code1 * $this->scale + $this->offsetX * $this->scale;
|
||||
$xPosition2 = ($this->scale * 44 - $font1->getWidth()) / 2 + $code2 * $this->scale + $this->offsetX * $this->scale;
|
||||
$yPosition = $this->thickness * $this->scale + $this->textfont->getHeight() + $this->SIZE_SPACING_FONT + $this->offsetY * $this->scale;
|
||||
|
||||
$text_color = $this->colorFg->allocate($im);
|
||||
$font0->draw($im, $text_color, $xPosition0, $yPosition0);
|
||||
$font1->draw($im, $text_color, $xPosition1, $yPosition);
|
||||
$font2->draw($im, $text_color, $xPosition2, $yPosition);
|
||||
} elseif($this->textfont !== 0) {
|
||||
$code1 = 0;
|
||||
$code2 = 0;
|
||||
|
||||
$this->drawExtendedBars($im, 9, $code1, $code2);
|
||||
|
||||
$startPosition = 10;
|
||||
|
||||
$xPosition0 = $this->offsetX * $this->scale - imagefontwidth($this->textfont);
|
||||
$yPosition0 = $this->thickness * $this->scale - imagefontheight($this->textfont) / 2 + $this->offsetY * $this->scale;
|
||||
|
||||
$xPosition1 = ($this->scale * 44 - imagefontwidth($this->textfont) * 6) / 2 + $code1 * $this->scale + $this->offsetX * $this->scale;
|
||||
$xPosition2 = ($this->scale * 44 - imagefontwidth($this->textfont) * 6) / 2 + $code2 * $this->scale + $this->offsetX * $this->scale;
|
||||
$yPosition = $this->thickness * $this->scale + 1 * $this->scale + $this->offsetY * $this->scale;
|
||||
|
||||
$text_color = $this->colorFg->allocate($im);
|
||||
imagechar($im, $this->textfont, $xPosition0, $yPosition0, $temp_text[0], $text_color);
|
||||
imagestring($im, $this->textfont, $xPosition1, $yPosition, substr($temp_text, 1, 6), $text_color);
|
||||
imagestring($im, $this->textfont, $xPosition2, $yPosition, substr($temp_text, 7, 6), $text_color);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function drawExtendedBars(&$im, $plus, &$code1, &$code2) {
|
||||
$rememberX = $this->positionX;
|
||||
$rememberH = $this->thickness;
|
||||
|
||||
// We increase the bars
|
||||
$this->thickness = $this->thickness + ceil($plus / $this->scale);
|
||||
$this->positionX = 0;
|
||||
$this->drawSingleBar($im, $this->COLOR_FG);
|
||||
$this->positionX += 2;
|
||||
$this->drawSingleBar($im, $this->COLOR_FG);
|
||||
$code1 = $this->positionX;
|
||||
|
||||
// Center Guard Bar
|
||||
$this->positionX += 44;
|
||||
$this->DrawSingleBar($im, $this->COLOR_FG);
|
||||
$this->positionX += 2;
|
||||
$this->DrawSingleBar($im, $this->COLOR_FG);
|
||||
|
||||
// Last Bars
|
||||
$code2 = $this->positionX;
|
||||
$this->positionX += 44;
|
||||
$this->DrawSingleBar($im, $this->COLOR_FG);
|
||||
$this->positionX += 2;
|
||||
$this->DrawSingleBar($im, $this->COLOR_FG);
|
||||
|
||||
$this->positionX = $rememberX;
|
||||
$this->thickness = $rememberH;
|
||||
}
|
||||
|
||||
function inverse($text, $inverse = 1) { // static
|
||||
if($inverse === 1) {
|
||||
$text = strrev($text);
|
||||
}
|
||||
return $text;
|
||||
}
|
||||
};
|
||||
?>
|
||||
Reference in New Issue
Block a user