标签：south win null inpu head drawing position try pac
实例结构:
1. index.html
<!DOCTYPE html> <html> <head> <title>Test with embedded image</title> </head> <body> <img src="buildcode.php?text=DJ1307100009&type=BCGcode39" alt="barcode" /> </body> </html>
2. buildcode.php
<?php
// Including all required classes
require_once(‘class/BCGFontFile.php‘);
require_once(‘class/BCGColor.php‘);
require_once(‘class/BCGDrawing.php‘);
// Including the barcode technology
$barcode_name = isset($_REQUEST[‘type‘]) ? $_REQUEST[‘type‘] : ‘BCGcode39‘ ;
require_once(‘class/‘.$barcode_name.‘.barcode.php‘);
// Don‘t forget to sanitize user inputs
$text = isset($_REQUEST[‘text‘]) ? $_REQUEST[‘text‘] : ‘HELLO‘;
// Loading Font
$font = new BCGFontFile(‘./class/font/Arial.ttf‘, 18);
// 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 $barcode_name();
$code->setScale(2); // Resolution
$code->setThickness(30); // Thickness
$code->setForegroundColor($color_black); // Color of bars
$code->setBackgroundColor($color_white); // Color of spaces
$code->setFont($font); // 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);
?>
3. barcode 类库下载地址:
效果:
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标签：south win null inpu head drawing position try pac
原文地址：http://www.cnblogs.com/upup2015/p/7782626.html
