php barcode 制作二条码，隐藏条码的内容，只保留条码

时间：2023-11-27 15:47:56
<?php

global $_W, $_GPC;

$operation = !empty($_GPC['op']) ? $_GPC['op'] : 'display';

require_once IA_ROOT . '/framework/library/barcode/class/BCGFontFile.php';

require_once IA_ROOT . '/framework/library/barcode/class/BCGColor.php';

require_once IA_ROOT . '/framework/library/barcode/class/BCGDrawing.php';

require_once IA_ROOT . '/framework/library/barcode/class/BCGcode128.barcode.php';

 // Loading Font

$font = new BCGFontFile( '../framework/library/barcode/font/Arial.ttf', 14);

// Don't forget to sanitize user inputs

$text = isset($_GPC['text']) ? $_GPC['text'] : 'HELLO';

// The arguments are R, G, B for color.

$color_black = new BCGColor(0, 0, 0);

$color_white = new BCGColor(255, 255, 255);

$drawException = null;

try {

    $code = new BCGcode128();

    $code->setScale(2); // Resolution

    $code->setThickness(40); // Thickness

    $code->setForegroundColor($color_black); // Color of bars

    $code->setBackgroundColor($color_white); // Color of spaces

    $code->setFont(0); // Font (or 0)

    $code->parse($text); // Text

} catch(Exception $exception) {

    $drawException = $exception;

}

/* Here is the list of the arguments

1 - Filename (empty : display on screen)

2 - Background color */

$drawing = new BCGDrawing('', $color_white);

if($drawException) {

    $drawing->drawException($drawException);

} else {

    $drawing->setBarcode($code);

    $drawing->draw();

}

// Header that says it is an image (remove it if you save the barcode to a file)

header('Content-Type: image/png');

header('Content-Disposition: inline; filename="barcode.png"');

// Draw (or save) the image into PNG format.

$drawing->finish(BCGDrawing::IMG_FORMAT_PNG);

?>

将$code->setFont(0); // 设置为0就可以了，若是为此设置字体，那就是显示条形码的内容

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