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<?php |
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//============================================================+ |
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// File name : c128cobject.php |
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// Begin : 2002-07-31 |
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// Last Update : 2004-12-29 |
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// Author : Karim Mribti [[email protected]] |
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// : Sam Michaels [[email protected]] |
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// : Nicola Asuni [[email protected]] |
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// Version : 0.0.8a 2001-04-01 (original code) |
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// License : GNU LGPL (Lesser General Public License) 2.1 |
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// http://www.gnu.org/copyleft/lesser.txt |
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// Source Code : http://www.mribti.com/barcode/ |
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// |
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// Description : Code 128-C Barcode Render Class for PHP using |
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// the GD graphics library. |
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// Code 128-C is numeric only and provides the |
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// most efficiency. |
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// |
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// NOTE: |
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// This version contains changes by Nicola Asuni: |
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// - porting to PHP4 |
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// - code style and formatting |
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// - automatic php documentation in PhpDocumentor Style |
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// (www.phpdoc.org) |
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// - minor bug fixing |
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//============================================================+ |
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/** |
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* Code 128-C Barcode Render Class for PHP using the GD graphics library.<br> |
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* Code 128-C is numeric only and provides the most efficiency. |
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* @author Karim Mribti, Nicola Asuni |
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* @name BarcodeObject |
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* @package com.tecnick.tcpdf |
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* @version 0.0.8a 2001-04-01 (original code) |
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* @since 2001-03-25 |
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* @license http://www.gnu.org/copyleft/lesser.html LGPL |
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*/ |
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/** |
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* Code 128-C Barcode Render Class for PHP using the GD graphics library.<br> |
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* Code 128-C is numeric only and provides the most efficiency. |
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* @author Karim Mribti, Nicola Asuni |
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* @name BarcodeObject |
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* @package com.tecnick.tcpdf |
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* @version 0.0.8a 2001-04-01 (original code) |
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* @since 2001-03-25 |
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* @license http://www.gnu.org/copyleft/lesser.html LGPL |
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*/ |
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class C128CObject extends BarcodeObject { |
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/** |
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* Class Constructor. |
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* @param int $Width Image width in pixels. |
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* @param int $Height Image height in pixels. |
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* @param int $Style Barcode style. |
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* @param int $Value value to print on barcode. |
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*/ |
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function C128CObject($Width, $Height, $Style, $Value) { |
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$this->BarcodeObject($Width, $Height, $Style); |
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$this->mValue = $Value; |
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$this->mChars = array ( |
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"00", "01", "02", "03", "04", "05", "06", "07", "08", "09", |
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"10", "11", "12", "13", "14", "15", "16", "17", "18", "19", |
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"20", "21", "22", "23", "24", "25", "26", "27", "28", "29", |
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"30", "31", "32", "33", "34", "35", "36", "37", "38", "39", |
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"40", "41", "42", "43", "44", "45", "46", "47", "48", "49", |
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"50", "51", "52", "53", "54", "55", "56", "57", "58", "59", |
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"60", "61", "62", "63", "64", "65", "66", "67", "68", "69", |
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"70", "71", "72", "73", "74", "75", "76", "77", "78", "79", |
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"80", "81", "82", "83", "84", "85", "86", "87", "88", "89", |
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"90", "91", "92", "93", "94", "95", "96", "97", "98", "99", |
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); |
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$this->mCharSet = array ( |
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74
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"212222", /* 00 */ |
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"222122", /* 01 */ |
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"222221", /* 02 */ |
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"121223", /* 03 */ |
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"121322", /* 04 */ |
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"131222", /* 05 */ |
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80
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"122213", /* 06 */ |
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"122312", /* 07 */ |
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"132212", /* 08 */ |
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"221213", /* 09 */ |
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84
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"221312", /* 10 */ |
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85
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"231212", /* 11 */ |
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"112232", /* 12 */ |
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"122132", /* 13 */ |
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"122231", /* 14 */ |
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"113222", /* 15 */ |
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"123122", /* 16 */ |
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"123221", /* 17 */ |
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"223211", /* 18 */ |
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"221132", /* 19 */ |
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"221231", /* 20 */ |
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"213212", /* 21 */ |
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"223112", /* 22 */ |
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"312131", /* 23 */ |
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"311222", /* 24 */ |
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"321122", /* 25 */ |
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"321221", /* 26 */ |
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"312212", /* 27 */ |
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"322112", /* 28 */ |
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"322211", /* 29 */ |
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"212123", /* 30 */ |
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"212321", /* 31 */ |
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"232121", /* 32 */ |
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"111323", /* 33 */ |
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"131123", /* 34 */ |
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"131321", /* 35 */ |
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"112313", /* 36 */ |
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"132113", /* 37 */ |
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"132311", /* 38 */ |
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"211313", /* 39 */ |
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"231113", /* 40 */ |
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"231311", /* 41 */ |
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"112133", /* 42 */ |
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"112331", /* 43 */ |
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"132131", /* 44 */ |
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"113123", /* 45 */ |
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"113321", /* 46 */ |
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"133121", /* 47 */ |
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"313121", /* 48 */ |
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"211331", /* 49 */ |
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"231131", /* 50 */ |
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"213113", /* 51 */ |
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"213311", /* 52 */ |
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"213131", /* 53 */ |
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"311123", /* 54 */ |
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"311321", /* 55 */ |
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"331121", /* 56 */ |
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"312113", /* 57 */ |
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"312311", /* 58 */ |
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"332111", /* 59 */ |
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"314111", /* 60 */ |
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"221411", /* 61 */ |
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"431111", /* 62 */ |
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"111224", /* 63 */ |
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"111422", /* 64 */ |
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"121124", /* 65 */ |
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"121421", /* 66 */ |
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"141122", /* 67 */ |
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"141221", /* 68 */ |
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"112214", /* 69 */ |
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"112412", /* 70 */ |
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"122114", /* 71 */ |
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"122411", /* 72 */ |
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"142112", /* 73 */ |
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"142211", /* 74 */ |
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"241211", /* 75 */ |
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"221114", /* 76 */ |
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"413111", /* 77 */ |
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"241112", /* 78 */ |
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"134111", /* 79 */ |
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"111242", /* 80 */ |
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"121142", /* 81 */ |
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"121241", /* 82 */ |
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"114212", /* 83 */ |
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"124112", /* 84 */ |
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"124211", /* 85 */ |
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"411212", /* 86 */ |
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"421112", /* 87 */ |
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"421211", /* 88 */ |
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"212141", /* 89 */ |
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"214121", /* 90 */ |
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"412121", /* 91 */ |
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"111143", /* 92 */ |
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"111341", /* 93 */ |
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"131141", /* 94 */ |
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"114113", /* 95 */ |
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"114311", /* 96 */ |
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"411113", /* 97 */ |
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"411311", /* 98 */ |
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"113141", /* 99 */ |
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); |
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} |
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/** |
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* Returns the character index. |
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* @param char $char character. |
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* @return int character index or -1 in case of error. |
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* @access private |
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*/ |
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function GetCharIndex($char) { |
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for ($i=0;$i<100;$i++) { |
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if ($this->mChars[$i] == $char) { |
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return $i; |
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} |
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} |
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return -1; |
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} |
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/** |
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* Returns the bar size. |
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* @param int $xres Horizontal resolution. |
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* @param char $char Character. |
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* @return int barcode size. |
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* @access private |
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*/ |
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function GetBarSize($xres, $char) { |
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switch ($char) { |
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case '1': { |
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$cVal = BCD_C128_BAR_1; |
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break; |
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} |
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case '2': { |
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$cVal = BCD_C128_BAR_2; |
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break; |
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} |
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case '3': { |
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$cVal = BCD_C128_BAR_3; |
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break; |
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} |
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case '4': { |
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$cVal = BCD_C128_BAR_4; |
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break; |
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} |
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default: { |
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$cVal = 0; |
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} |
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} |
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return $cVal * $xres; |
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} |
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224
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/** |
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225
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* Returns barcode size. |
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* @param int $xres Horizontal resolution. |
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* @return barcode size. |
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228
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* @access private |
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*/ |
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function GetSize($xres) { |
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231
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$len = strlen($this->mValue); |
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232
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233
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if ($len == 0) { |
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234
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$this->mError = "Null value"; |
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235
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return false; |
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} |
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237
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$ret = 0; |
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View Code Duplication |
for ($i=0;$i<$len;$i++) { |
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if ((ord($this->mValue[$i])<48) || (ord($this->mValue[$i])>57)) { |
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$this->mError = "Code-128C is numeric only"; |
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242
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return false; |
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} |
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244
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} |
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245
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246
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if (($len%2) != 0) { |
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$this->mError = "The length of barcode value must be even. You must pad the number with zeros."; |
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248
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return false; |
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249
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} |
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250
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251
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for ($i=0;$i<$len;$i+=2) { |
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252
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$id = $this->GetCharIndex($this->mValue[$i].$this->mValue[$i+1]); |
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253
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$cset = $this->mCharSet[$id]; |
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254
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$ret += $this->GetBarSize($xres, $cset[0]); |
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255
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$ret += $this->GetBarSize($xres, $cset[1]); |
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256
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$ret += $this->GetBarSize($xres, $cset[2]); |
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257
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$ret += $this->GetBarSize($xres, $cset[3]); |
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258
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$ret += $this->GetBarSize($xres, $cset[4]); |
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259
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$ret += $this->GetBarSize($xres, $cset[5]); |
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260
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} |
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261
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/* length of Check character */ |
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262
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$cset = $this->GetCheckCharValue(); |
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263
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$CheckSize = 0; |
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264
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for ($i=0;$i<6;$i++) { |
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265
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$CheckSize += $this->GetBarSize($cset[$i], $xres); |
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266
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} |
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267
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268
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$StartSize = 2*BCD_C128_BAR_2*$xres + 3*BCD_C128_BAR_1*$xres + BCD_C128_BAR_4*$xres; |
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269
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$StopSize = 2*BCD_C128_BAR_2*$xres + 3*BCD_C128_BAR_1*$xres + 2*BCD_C128_BAR_3*$xres; |
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270
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return $StartSize + $ret + $CheckSize + $StopSize; |
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271
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} |
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272
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273
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/** |
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274
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* Returns the check-char value. |
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275
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* @return string. |
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276
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* @access private |
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277
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*/ |
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278
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function GetCheckCharValue() { |
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279
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$len = strlen($this->mValue); |
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280
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$sum = 105; // 'C' type; |
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281
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$m = 0; |
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282
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for ($i=0;$i<$len;$i+=2) { |
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283
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$m++; |
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284
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$sum += $this->GetCharIndex($this->mValue[$i].$this->mValue[$i+1]) * $m; |
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285
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} |
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286
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$check = $sum % 103; |
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287
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return $this->mCharSet[$check]; |
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288
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} |
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289
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290
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/** |
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291
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* Draws the start code. |
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292
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* @param int $DrawPos Drawing position. |
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293
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* @param int $yPos Vertical position. |
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294
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* @param int $ySize Vertical size. |
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295
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* @param int $xres Horizontal resolution. |
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296
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* @return int drawing position. |
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297
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|
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* @access private |
|
298
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*/ |
|
299
|
|
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function DrawStart($DrawPos, $yPos, $ySize, $xres) { |
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|
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|
300
|
|
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/* Start code is '211232' */ |
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301
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$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize('2', $xres) , $ySize); |
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302
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$DrawPos += $this->GetBarSize('2', $xres); |
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303
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$DrawPos += $this->GetBarSize('1', $xres); |
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304
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$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize('1', $xres) , $ySize); |
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|
305
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$DrawPos += $this->GetBarSize('1', $xres); |
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|
306
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$DrawPos += $this->GetBarSize('2', $xres); |
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|
307
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$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize('3', $xres) , $ySize); |
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|
308
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$DrawPos += $this->GetBarSize('3', $xres); |
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|
309
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$DrawPos += $this->GetBarSize('2', $xres); |
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|
310
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return $DrawPos; |
|
311
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} |
|
312
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|
313
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/** |
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314
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* Draws the stop code. |
|
315
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* @param int $DrawPos Drawing position. |
|
316
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* @param int $yPos Vertical position. |
|
317
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* @param int $ySize Vertical size. |
|
318
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* @param int $xres Horizontal resolution. |
|
319
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* @return int drawing position. |
|
320
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* @access private |
|
321
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*/ |
|
322
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function DrawStop($DrawPos, $yPos, $ySize, $xres) { |
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|
323
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|
/* Stop code is '2331112' */ |
|
324
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$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize('2', $xres) , $ySize); |
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|
325
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$DrawPos += $this->GetBarSize('2', $xres); |
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|
326
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|
$DrawPos += $this->GetBarSize('3', $xres); |
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|
|
327
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$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize('3', $xres) , $ySize); |
|
|
|
|
|
|
328
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$DrawPos += $this->GetBarSize('3', $xres); |
|
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|
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|
|
329
|
|
|
$DrawPos += $this->GetBarSize('1', $xres); |
|
|
|
|
|
|
330
|
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|
$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize('1', $xres) , $ySize); |
|
|
|
|
|
|
331
|
|
|
$DrawPos += $this->GetBarSize('1', $xres); |
|
|
|
|
|
|
332
|
|
|
$DrawPos += $this->GetBarSize('1', $xres); |
|
|
|
|
|
|
333
|
|
|
$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize('2', $xres) , $ySize); |
|
|
|
|
|
|
334
|
|
|
$DrawPos += $this->GetBarSize('2', $xres); |
|
|
|
|
|
|
335
|
|
|
return $DrawPos; |
|
336
|
|
|
} |
|
337
|
|
|
|
|
338
|
|
|
/** |
|
339
|
|
|
* Draws the check-char code. |
|
340
|
|
|
* @param int $DrawPos Drawing position. |
|
341
|
|
|
* @param int $yPos Vertical position. |
|
342
|
|
|
* @param int $ySize Vertical size. |
|
343
|
|
|
* @param int $xres Horizontal resolution. |
|
344
|
|
|
* @return int drawing position. |
|
345
|
|
|
* @access private |
|
346
|
|
|
*/ |
|
347
|
|
|
function DrawCheckChar($DrawPos, $yPos, $ySize, $xres) { |
|
|
|
|
|
|
348
|
|
|
$cset = $this->GetCheckCharValue(); |
|
349
|
|
|
$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize($cset[0], $xres) , $ySize); |
|
|
|
|
|
|
350
|
|
|
$DrawPos += $this->GetBarSize($cset[0], $xres); |
|
|
|
|
|
|
351
|
|
|
$DrawPos += $this->GetBarSize($cset[1], $xres); |
|
|
|
|
|
|
352
|
|
|
$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize($cset[2], $xres) , $ySize); |
|
|
|
|
|
|
353
|
|
|
$DrawPos += $this->GetBarSize($cset[2], $xres); |
|
|
|
|
|
|
354
|
|
|
$DrawPos += $this->GetBarSize($cset[3], $xres); |
|
|
|
|
|
|
355
|
|
|
$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize($cset[4], $xres) , $ySize); |
|
|
|
|
|
|
356
|
|
|
$DrawPos += $this->GetBarSize($cset[4], $xres); |
|
|
|
|
|
|
357
|
|
|
$DrawPos += $this->GetBarSize($cset[5], $xres); |
|
|
|
|
|
|
358
|
|
|
return $DrawPos; |
|
359
|
|
|
} |
|
360
|
|
|
|
|
361
|
|
|
/** |
|
362
|
|
|
* Draws the barcode object. |
|
363
|
|
|
* @param int $xres Horizontal resolution. |
|
364
|
|
|
* @return bool true in case of success. |
|
365
|
|
|
*/ |
|
366
|
|
|
function DrawObject($xres) { |
|
|
|
|
|
|
367
|
|
|
$len = strlen($this->mValue); |
|
368
|
|
|
if (($size = $this->GetSize($xres))==0) { |
|
369
|
|
|
return false; |
|
370
|
|
|
} |
|
371
|
|
|
|
|
372
|
|
|
if ($this->mStyle & BCS_ALIGN_CENTER) $sPos = (integer)(($this->mWidth - $size ) / 2); |
|
373
|
|
|
else if ($this->mStyle & BCS_ALIGN_RIGHT) $sPos = $this->mWidth - $size; |
|
374
|
|
|
else $sPos = 0; |
|
375
|
|
|
|
|
376
|
|
|
/* Total height of bar code -Bars only- */ |
|
377
|
|
|
if ($this->mStyle & BCS_DRAW_TEXT) $ysize = $this->mHeight - BCD_DEFAULT_MAR_Y1 - BCD_DEFAULT_MAR_Y2 - $this->GetFontHeight($this->mFont); |
|
378
|
|
|
else $ysize = $this->mHeight - BCD_DEFAULT_MAR_Y1 - BCD_DEFAULT_MAR_Y2; |
|
379
|
|
|
|
|
380
|
|
|
/* Draw text */ |
|
381
|
|
|
if ($this->mStyle & BCS_DRAW_TEXT) { |
|
382
|
|
|
if ($this->mStyle & BCS_STRETCH_TEXT) { |
|
383
|
|
|
for ($i=0;$i<$len;$i++) { |
|
384
|
|
|
$this->DrawChar($this->mFont, $sPos+(2*BCD_C128_BAR_2*$xres + 3*BCD_C128_BAR_1*$xres + BCD_C128_BAR_4*$xres)+($size/$len)*$i, |
|
385
|
|
|
$ysize + BCD_DEFAULT_MAR_Y1 + BCD_DEFAULT_TEXT_OFFSET, $this->mValue[$i]); |
|
386
|
|
|
} |
|
387
|
|
|
} else {/* Center */ |
|
388
|
|
|
$text_width = $this->GetFontWidth($this->mFont) * strlen($this->mValue); |
|
389
|
|
|
$this->DrawText($this->mFont, $sPos+(($size-$text_width)/2)+(2*BCD_C128_BAR_2*$xres + 3*BCD_C128_BAR_1*$xres + BCD_C128_BAR_4*$xres), |
|
390
|
|
|
$ysize + BCD_DEFAULT_MAR_Y1 + BCD_DEFAULT_TEXT_OFFSET, $this->mValue); |
|
391
|
|
|
} |
|
392
|
|
|
} |
|
393
|
|
|
|
|
394
|
|
|
$cPos = 0; |
|
395
|
|
|
$DrawPos = $this->DrawStart($sPos, BCD_DEFAULT_MAR_Y1 , $ysize, $xres); |
|
396
|
|
|
do { |
|
397
|
|
|
$c = $this->GetCharIndex($this->mValue[$cPos].$this->mValue[$cPos+1]); |
|
|
|
|
|
|
398
|
|
|
$cset = $this->mCharSet[$c]; |
|
399
|
|
|
$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize($cset[0], $xres) , $ysize); |
|
|
|
|
|
|
400
|
|
|
$DrawPos += $this->GetBarSize($cset[0], $xres); |
|
|
|
|
|
|
401
|
|
|
$DrawPos += $this->GetBarSize($cset[1], $xres); |
|
|
|
|
|
|
402
|
|
|
$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize($cset[2], $xres) , $ysize); |
|
|
|
|
|
|
403
|
|
|
$DrawPos += $this->GetBarSize($cset[2], $xres); |
|
|
|
|
|
|
404
|
|
|
$DrawPos += $this->GetBarSize($cset[3], $xres); |
|
|
|
|
|
|
405
|
|
|
$this->DrawSingleBar($DrawPos, BCD_DEFAULT_MAR_Y1, $this->GetBarSize($cset[4], $xres) , $ysize); |
|
|
|
|
|
|
406
|
|
|
$DrawPos += $this->GetBarSize($cset[4], $xres); |
|
|
|
|
|
|
407
|
|
|
$DrawPos += $this->GetBarSize($cset[5], $xres); |
|
|
|
|
|
|
408
|
|
|
$cPos += 2; |
|
409
|
|
|
} while ($cPos<$len); |
|
410
|
|
|
$DrawPos = $this->DrawCheckChar($DrawPos, BCD_DEFAULT_MAR_Y1 , $ysize, $xres); |
|
411
|
|
|
$DrawPos = $this->DrawStop($DrawPos, BCD_DEFAULT_MAR_Y1 , $ysize, $xres); |
|
|
|
|
|
|
412
|
|
|
return true; |
|
413
|
|
|
} |
|
414
|
|
|
} |
|
415
|
|
|
|
|
416
|
|
|
//============================================================+ |
|
417
|
|
|
// END OF FILE |
|
418
|
|
|
//============================================================+ |
|
419
|
|
|
?> |
|
|
|
|
|
|
420
|
|
|
|
Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.