Delphi, BG3396, Əyləc Diski, PricesName, 188, 188AZN

printpng(); }else{ ErAdd_x('Fail to show EAN Barcode:
add function "imagettftext" at your PHP'); ErShow_x(); } } } class Barcode { public $font; public $number; public $scale; private $_key; private $_bars; private $_image; private $_width; private $_height; public static $PARITY_KEY = array( 0 => "000000", 1 => "001011", 2 => "001101", 3 => "001110", 4 => "010011", 5 => "011001", 6 => "011100", 7 => "010101", 8 => "010110", 9 => "011010" ); public static $LEFT_PARITY = array( // Odd Encoding 0 => array( 0 => "0001101", 1 => "0011001", 2 => "0010011", 3 => "0111101", 4 => "0100011", 5 => "0110001", 6 => "0101111", 7 => "0111011", 8 => "0110111", 9 => "0001011" ), // Even Encoding 1 => array ( 0 => "0100111", 1 => "0110011", 2 => "0011011", 3 => "0100001", 4 => "0011101", 5 => "0111001", 6 => "0000101", 7 => "0010001", 8 => "0001001", 9 => "0010111" ) ); public static $RIGHT_PARITY = array( 0 => "1110010", 1 => "1100110", 2 => "1101100", 3 => "1000010", 4 => "1011100", 5 => "1001110", 6 => "1010000", 7 => "1000100", 8 => "1001000", 9 => "1110100" ); public static $GUARD = array( 'start' => "101", 'middle' => "01010", 'end' => "101" ); public static function checksum (string $ean) { $even=true; $esum=0; $osum=0; for ($i = strlen($ean)-1; $i >= 0; $i--) { if ($even) $esum+=$ean[$i]; else $osum+=$ean[$i]; $even=!$even; } return (10-((3*$esum+$osum)%10))%10; } /** * Create the barcode. $number is the 12/13 digit barcode to be displayed. * The $scale is the scale of the image in integers. The scale will not go * lower than 2 or greater than 12. */ public function __construct (string $number, $scale, $fontpath=null) { /* Get the parity key, which is based on the first digit. */ $this->_key = self::$PARITY_KEY[substr($number,0,1)]; if (!$fontpath) $this->font = dirname(__FILE__)."/"."FreeSansBold.ttf"; else $this->font = $fontpath; /* Clamp scale between 2 and 12 */ if ($scale < 2) $this->scale = 2; else if ($scale > 12) $this->scale = 12; else $this->scale = $scale; $len = strlen($number); if ($len != 13 && $len != 12) trigger_error('Barcode expects 12 or 13 digit number', E_USER_ERROR); /* The checksum (13th digit) can be calculated or supplied */ $this->number = $number; if ($len === 12) $this->number .= self::checksum($number); $this->_bars = $this->_encode(); $this->_createImage(); $this->_drawBars(); $this->_drawText(); } public function __destruct() { imagedestroy($this->_image); } /** * The following incantations use the parity key (based off the * first digit of the unencoded number) to encode the first six * digits of the barcode. The last 6 use the same parity. * * So, if the key is 010101, the first digit (of the first six * digits) uses odd parity encoding. The second uses even. The * third uses odd, and so on. */ protected function _encode(){ $barcode[] = self::$GUARD['start']; for($i=1;$i<=strlen($this->number)-1;$i++){ if($i < 7) $barcode[] = self::$LEFT_PARITY[$this->_key[$i-1]][substr($this->number, $i, 1)]; else $barcode[] = self::$RIGHT_PARITY[substr($this->number, $i, 1)]; if($i == 6) $barcode[] = self::$GUARD['middle']; } $barcode[] = self::$GUARD['end']; return $barcode; } /** * Create the image. * * The Height is 60 times the scale and the width is simply * 180% of the height. */ protected function _createImage() { $this->_height = $this->scale * 60; $this->_width = 1.8 * $this->_height; $this->_image = imagecreate($this->_width, $this->_height); ImageColorAllocate($this->_image, 0xFF, 0xFF, 0xFF); } /** * Draw the actual bars themselves. * * We have defined some constants. MAX is the y-value for the maximum * height a bar should go. FLOOR is the y-value for the minimum height. * * The differences in margin for MAX and FLOOR are because most of the * barcode doesn't extend to the bottom, only the guards do. * * WIDTH is the actual width of the bars. * * X is the starting position of the bars, which is a fifth of the way * into the image. * * To draw the bars, we translate a binary string into bars: * * 10111001 - bar, empty, bar, bar, bar, empty, empty, bar */ protected function _drawBars() { $bar_color=ImageColorAllocate($this->_image, 0x00, 0x00, 0x00); $MAX = $this->_height*0.025; $FLOOR = $this->_height*0.825; $WIDTH = $this->scale; $x = ($this->_height * 0.2) - $WIDTH; foreach($this->_bars as $bar) { $tall = 0; if(strlen($bar)==3 || strlen($bar)==5) $tall = ($this->_height * 0.15); for($i = 1; $i <= strlen($bar); $i++) { if(substr($bar, $i-1, 1)==='1') imagefilledrectangle($this->_image, $x, $MAX, $x + $WIDTH, $FLOOR + $tall, $bar_color); $x += $WIDTH; } } } /** * Draw the text: * * The first digit is left of the first guard. The kerning * is how much space is in between the individual characters. * * We add kerning after the first character to skip over the * first guard. Then we do it again after the 6th character * to skip over the second guard. * * We don't need to skip over the last guard. * * The fontsize is 7 times the scale. * X is the start point, which is .05 a way into the image */ protected function _drawText() { $x = $this->_width*0.05; $y = $this->_height*0.96; $text_color=ImageColorAllocate($this->_image, 0x00, 0x00, 0x00); $fontsize = $this->scale*7; $kerning = $fontsize*1; $st = strlen($this->number); for($i=0;$i<$st;$i++) { @imagettftext($this->_image, $fontsize, 0, $x, $y, $text_color, $this->font, $this->number[$i]); if($i==0 || $i==6) $x += $kerning*0.5; $x += $kerning; } } public function printpng(){ ob_start(); imagepng($this->_image); $b64 = base64_encode(ob_get_contents()); ob_end_clean(); ?>