PHP は code128 バーコードを生成します-php手册-php.cn

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PHP は code128 バーコードを生成します

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Jun 20, 2016 am 08:42 AM

PHP は code128 バーコードを生成します

レンダリング:
<?php クラス BarCode128 { const STARTA = 103; const STARTB = 104; const STARTC = 105; const STOP = 106; Private $unit_width = 1 //単位幅のデフォルトは 1 ピクセル プライベート $is_set_height = false; private $width = -1; private $heith = 35; プライベート $quiet_zone = 6; プライベート $font_height = 15; プライベート $font_type = 4; プライベート $color =0x000000; プライベート $bgcolor =0xFFFFFF; プライベート $image = null; private $codes = array("212222","222122","222221","121223","121322","131222","122213","122312","132212","221213","221312", "231212"、"112232"、"122132"、"122231"、"113222"、"123122"、"123221"、"223211"、"221132"、"221231"、"213212"、"223112"、"312131 ","311222","321122","321221","312212","322112","322211","212123","212321","232121","111323","131123","131321", "112313"、"132113"、"132311"、"211313"、"231113"、"231311"、"112133"、"112331"、"132131"、"113123"、"113321"、"133121"、"313121 ","211331","231131","213113","213311","213131","311123","311321","331121","312113","312311","332111","314111", "221411"、"431111"、"111224"、"111422"、"121124"、"121421"、"141122"、"141221"、"112214"、"112412"、"122114"、"122411"、"142112 ","142211","241211","221114","413111","241112","134111","111242","121142","121241","114212","124112","124211", "411212"、"421112"、"421211"、"212141"、"214121"、"412121"、"111143"、"111341"、"131141"、"114113"、"114311"、"411113"、"411311 ","113141","114131","311141","411131","211412","211214","211412","2331112"); プライベート $valid_code = -1; プライベート $type ='B'; Private $start_codes =array('A'=>self::STARTA,'B'=>self::STARTB,'C'=>self::STARTC); プライベート $code =''; プライベート $bin_code =''; プライベート $text =''; パブリック関数 __construct($code='',$text='',$type='B') { If (in_array($type,array('A','B','C'))) $this->setType($type); その他 $this->setType('B'); if ($code !=='') $this->setCode($code); if ($text !=='') $this->setText($text); } パブリック関数 setUnitWidth($unit_width) { $this->unit_width = $unit_width; $this->quiet_zone = $this->unit_width*6; $this->font_height = $this->>unit_width*15; if (!$this->is_set_height) { $this->heith = $this->unit_width*35; } } パブリック関数 setFontType($font_type) { $this->font_type = $font_type; } パブリック関数 setBgcolor($bgcoloe) { $this->bgcolor = $bgcoloe; } パブリック関数 setColor($color) { $this->color = $color; } パブリック関数 setCode($code) { if ($code !='') { $this->code= $code; if ($this->text ==='') $this->text = $code; } } パブリック関数 setText($text) { $this->text = $text; } パブリック関数 setType($type) { $this->type = $type; } パブリック関数 setHeight($height) { $this->height = $height; $this->is_set_height = true; } プライベート関数 getValueFromChar($ch) { $val = ord($ch); 試してみてください { if ($this->type =='A') { if ($val > 95) throw new Exception('不正なバーコード文字'.$ch.' for code128A in '.__FILE__.' on line '.__LINE__); if ($val $val += 64; それ以外 $val -=32; } elseif ($this->type =='B') { if ($val 127) throw new Exception('不正なバーコード文字'.$ch.' for code128B in '.__FILE__.' on line '.__LINE__); それ以外 $val -=32; } それ以外 { if (!is_numeric($ch) || (int)$ch throw new Exception('不正なバーコード文字'.$ch.' for code128C in '.__FILE__.' on line '.__LINE__); それ以外 { if (strlen($ch) ==1) $ch .='0'; $val = (int)($ch); } } } catch(Exception $ex) { errorlog('die',$ex->getMessage()); } return $val; } プライベート関数parseCode() { $this->type=='C'?$step=2:$step=1; $val_sum = $this->start_codes[$this->type]; $this->width = 35; $this->bin_code = $this->codes[$val_sum]; for($i =0;$i<strlen>code);$i+=$step) { $this->width +=11; $ch = substr($this->code,$i,$step); $val = $this->getValueFromChar($ch); $val_sum += $val; $this->bin_code .= $this->codes[$val]; } $this->width *=$this->unit_width; $val_sum = $val_sum%103; $this->valid_code = $val_sum; $this->bin_code .= $this->codes[$this->valid_code]; $this->bin_code .= $this->codes[self::STOP]; } パブリック関数 getValidCode() { if ($this->valid_code == -1) $this->parseCode(); return $this->valid_code; } パブリック関数 getWidth() { if ($this->width ==-1) $this->parseCode(); return $this->width; } パブリック関数 getHeight() { if ($this->width ==-1) $this->parseCode(); return $this->height; } public function createBarCode($image_type ='png',$file_name=null) { $this->parseCode(); $this->image = ImageCreate($this->width+2*$this->quiet_zone,$this->heith + $this->font_height); $this->bgcolor = imagecolorallocate($this->image,$this->bgcolor >gt;>16,($this->bgcolor >gt;>8)&0x00FF,$this->bgcolor & 0xFF); $this->color = imagecolorallocate($this->image,$this->color >> 16,($this->color >> 8)&0x00FF,$this->color & 0xFF); ImageFilledRectangle($this->image, 0, 0, $this->width + 2*$this->quiet_zone,$this->heith + $this->font_height, $this->bgcolor) ; $sx = $this->quiet_zone; $sy = $this->font_height -1; $fw = 10; //編號為2または3の字體寬度為10、為4または5の字國寬度為11 if ($this->font_type >3) { $sy++; $fw=11; } $ex = 0; $ey = $this->heith + $this->font_height - 2; for($i=0;$i<strlen>bin_code);$i++) { $ex = $sx + $this->unit_width*(int) $this->bin_code{$i} -1; if ($i%2==0) ImageFilledRectangle($this->image, $sx, $sy, $ex,$ey, $this->color); $sx =$ex + 1; } $t_num = strlen($this->text); $t_x = $this->幅/$t_num; $t_sx = ($t_x -$fw)/2; //目的は使用文字居中平均分布 for($i=0;$i { imagechar($this->image,$this->font_type,6*$this->unit_width +$t_sx +$i*$t_x,0,$this->text{$i},$this- >色); } if (!$file_name) { header("Content-Type: image/".$image_type); } スイッチ ($image_type) { case 'jpg': case 'jpeg': Imagejpeg($this->image,$file_name); 休憩; ケース 'png': Imagepng($this->image,$file_name); 休憩; ケース 'gif': 休憩; Imagegif($this->image,$file_name); デフォルト: Imagepng($this->image,$file_name); 休憩; } } } $barcode = 新しい BarCode128('88888888'); $barcode->createBarCode(); ?></strlen></strlen>附加一强大的条序生成扩展包
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PHP は code128 バーコードを生成します