我有一个屏幕，我从数据库中加载值，然后加载条形码控制器并生成图像。我要打印生成的条形码图片。
这是条形码控制器 https://github.com/jahangiralammahi/codeigniter_barcode_master 我相信也有机会保存到.png文件和打印文件。但也失败了。 因此，我们将不胜感激
<td>
<div id="printableArea">
<img src="<?php echo base_url('Barcode/barcode_generator')?>/code128a/30/<?php echo $operarios->codigoean?>/true"/>
<!-- <img src="<?php// echo base_url('Barcode/barcode_generator')?>/Code39/40/EDT45SGHJKLE/true"/> -->
</div> <input type="button" onclick="printDiv('printableArea')" value="print" />
</td>
<script type="text/javascript">
function printDiv(printableArea)
{
Popup($(printableArea).html());
}
function Popup(data)
{
var mywindow = window.open('', 'my div', 'height=100,width=100');
mywindow.document.write('<img src="<?php echo base_url('Barcode/barcode_generator')?>/code128a/30/<?php echo $operarios->codigoean?>/true"/>');
// mywindow.document.write('<link rel="stylesheet" href="main.css" type="text/css" />');
// mywindow.document.write('</head><body >');
mywindow.document.write(data);
// mywindow.document.write('</body></html>');
mywindow.print();
mywindow.close();
return true;
}
</script>
我可以查看最后一行条形码的打印视图，因为我猜它抓住了上次使用的ID参考。因此，我按下的任何打印按钮都将获得相同的最后一个条形码。
MY VIEW PAGE
<link rel="stylesheet" href="assets/css/bootstrap/bootstrap.min.css">
<link rel="stylesheet" href="assets/datatables/dataTables.bootstrap.css">
<div class="content-wrapper">
<section class="content-header">
<h1>Lista Operários</h1>
<ol class="breadcrumb">
<li><a href="#"><i class="fa fa-dashboard"></i> Home</a></li>
<li>Operários</li>
<li class="active">Lista operários</li>
</ol>
</section>
<section class="content">
<div class="row">
<div class="col-xs-12 col-sm-12 col-lg-12">
<div class="box box-warning">
<?php
if (isset($msg)) {
echo '<div class="box-header with-border">' . $msg . '</div>';
}
?>
<div class="box">
<!-- <div class="box-header with-border">
<h3 class="box-title">Lista de operarios</h3>
</div>-->
<!-- /.box-header -->
<div class="box-body">
<form role="form" name="formulariooperario" id="formulariooperario" action="alteraoperario" method="post" class="form-horizontal">
<input name="idoperario" id="idoperario" type="hidden" value="" readonly="readonly">
</form>
<table id="example1" class="table table-bordered table-striped">
<thead>
<tr>
<th style="width:24px"> </th>
<th>id</th>
<th>nome</th>
<th>Profissão</th>
<th>email</th>
<th>codigoean</th>
<th>Status</th>
<th style="width:1px;"> </th>
</tr>
</thead>
<tbody>
<?php
if ((isset($resultadoOperario)) && (!empty($resultadoOperario))) {
foreach ($resultadoOperario as $operarios) {
?>
<tr>
<td>
<?php if($edit_oper ==='1' ) { ?>
<a href="alteraoperario?id=<?php echo $operarios->id; ?>"><i class="fa fa-pencil-square-o"></i> </a>
<?php } ;?>
<?php if($del_oper ==='1' ) { ?>
<a href="<?php echo base_url().'home/deleteoperario/'.$operarios->id; ?>" class="btn btn-danger btn-xs"><span class="fa fa-trash" title="!!!Elimina todas as informações do colaborador"></a>
<?php } ;?>
<a href="alteraoperario2?id=<?php echo $operarios->id; ?>" class="btn btn-default"><i class="fa fa-plus"></i> Documentação operários</a>
</td>
<td><?php echo $operarios->id; ?></td>
<td><?php echo $operarios->nomefantasia; ?></td>
<td>
<?php
if ((int)$operarios->profissao === 1) {
echo "soldador";
} else {
if ((int)$operarios->profissao === 2) {
echo "tubista";
} else {
if ((int)$operarios->profissao === 3) {
echo "serralheiro";
} else {
if ((int)$operarios->profissao === 4) {
echo "pintor";
} else {
if ((int)$operarios->profissao === 5) {
echo "motorista";
} else {
if ((int)$operarios->profissao === 6) {
echo "operador";
} else {
if ((int)$operarios->profissao === 7) {
echo "encarregado";
} else {
if ((int)$operarios->profissao === 8) {
echo "eletromecânico";
} else {
if ((int)$operarios->profissao === 9) {
echo "armador";
} else {
if ((int)$operarios->profissao === 10) {
echo "indiferenciado";
} else {
if ((int)$operarios->profissao === 11) {
echo "outro";
} else {
if ((int)$operarios->profissao === 12) {
echo "resp armazém";
} else {
if ((int)$operarios->profissao === 13) {
echo "ferramenteiro";
} else {
if ((int)$operarios->profissao === 14) {
echo "ajudante";
} else {
echo '<i class="fa fa-circle 2x" style="color: red;">';
}
}}}}}}}}}}}}}
?>
</td>
<td><?php echo $operarios->email; ?></td>
<td>
<div id="printableArea">
<img src="<?php echo base_url('Barcode/barcode_generator')?>/code128a/30/<?php echo $operarios->codigoean?>/true"/>
<!-- <img src="<?php// echo base_url('Barcode/barcode_generator')?>/Code39/40/EDT45SGHJKLE/true"/> -->
</div>
<input type="button" onclick="printDiv('printableArea')" value="print" />
</td>
<td> <?php
if ((int)$operarios->status === 1) {
echo '<i class="fa fa-circle 2x" style="color: green;">';
} else {
if ((int)$operarios->status === 2) {
echo '<i class="fa fa-circle 2x" style="color: red;">';
} else {
if ((int)$operarios->status === 3) {
echo '<i class="fa fa-circle 2x" style="color: yellow;">';
} else {
if ((int)$operarios->status === 4) {
echo '<i class="fa fa-circle 2x" style="color: blue;">';
} else {
echo '<i class="fa fa-circle 2x" style="color: black;">';
}
}}}
?>
</td>
</tr>
<?php
}
}
?>
</tbody>
</table>
</div>
</div>
</div>
</div>
</div>
</section>
</div>
<script src="assets/js/jquery/jquery-2.2.3.min.js"></script>
<script src="assets/js/bootstrap/bootstrap.min.js"></script>
<script src="assets/datatables/jquery.dataTables.min.js"></script>
<script src="assets/datatables/dataTables.bootstrap.min.js"></script>
<!-- page script -->
<script>
var base_url = '<?php echo base_url() ?>';
$(document).ready(function () {
});
$(function () {
$('#example1').DataTable({
"paging": true,
"lengthChange": false,
"searching": false,
"ordering": true,
"info": true,
"autoWidth": false
});
});
function consultapeca(id){
$('#idoperario').val(id);
$('#formulariooperario').submit();
}
</script>
<script type="text/javascript">
function printDiv(printableArea)
{
Popup($(printableArea).html());
}
function Popup(data)
{
var mywindow = window.open('', 'my div', 'height=100,width=100');
mywindow.document.write('<img src="<?php echo base_url('Barcode/barcode_generator')?>/code128a/30/<?php echo $operarios->codigoean?>/true"/>');
// mywindow.document.write('<link rel="stylesheet" href="main.css" type="text/css" />');
// mywindow.document.write('</head><body >');
mywindow.document.write(data);
// mywindow.document.write('</body></html>');
mywindow.print();
mywindow.close();
return true;
}
</script>
MY controller
<?php
defined('BASEPATH') OR exit('No direct script access allowed');
class Barcode extends CI_Controller {
public function barcode_print(){
$this->load->view('print_page');
}
//Barcode Generator
public function barcode_generator($code_type,$size,$text,$print){
$filepath = "";
$orientation= "horizontal";
$sizefactor = "1";
// This function call can be copied into your project and can be made from anywhere in your code
$this->barcode_create( $filepath, $text, $size, $orientation, $code_type, $print, $sizefactor );
}
//Barcode create
public function barcode_create( $filepath="", $text="0", $size="20", $orientation="horizontal", $code_type="code128", $print=false, $SizeFactor=1 ) {
$code_string = "";
// Translate the $text into barcode the correct $code_type
if ( in_array(strtolower($code_type), array("code128", "code128b")) ) {
$chksum = 104;
// Must not change order of array elements as the checksum depends on the array's key to validate final code
$code_array = array(" "=>"212222","!"=>"222122","\""=>"222221","#"=>"121223","$"=>"121322","%"=>"131222","&"=>"122213","'"=>"122312","("=>"132212",")"=>"221213","*"=>"221312","+"=>"231212",","=>"112232","-"=>"122132","."=>"122231","/"=>"113222","0"=>"123122","1"=>"123221","2"=>"223211","3"=>"221132","4"=>"221231","5"=>"213212","6"=>"223112","7"=>"312131","8"=>"311222","9"=>"321122",":"=>"321221",";"=>"312212","<"=>"322112","="=>"322211",">"=>"212123","?"=>"212321","@"=>"232121","A"=>"111323","B"=>"131123","C"=>"131321","D"=>"112313","E"=>"132113","F"=>"132311","G"=>"211313","H"=>"231113","I"=>"231311","J"=>"112133","K"=>"112331","L"=>"132131","M"=>"113123","N"=>"113321","O"=>"133121","P"=>"313121","Q"=>"211331","R"=>"231131","S"=>"213113","T"=>"213311","U"=>"213131","V"=>"311123","W"=>"311321","X"=>"331121","Y"=>"312113","Z"=>"312311","["=>"332111","\\"=>"314111","]"=>"221411","^"=>"431111","_"=>"111224","\`"=>"111422","a"=>"121124","b"=>"121421","c"=>"141122","d"=>"141221","e"=>"112214","f"=>"112412","g"=>"122114","h"=>"122411","i"=>"142112","j"=>"142211","k"=>"241211","l"=>"221114","m"=>"413111","n"=>"241112","o"=>"134111","p"=>"111242","q"=>"121142","r"=>"121241","s"=>"114212","t"=>"124112","u"=>"124211","v"=>"411212","w"=>"421112","x"=>"421211","y"=>"212141","z"=>"214121","{"=>"412121","|"=>"111143","}"=>"111341","~"=>"131141","DEL"=>"114113","FNC 3"=>"114311","FNC 2"=>"411113","SHIFT"=>"411311","CODE C"=>"113141","FNC 4"=>"114131","CODE A"=>"311141","FNC 1"=>"411131","Start A"=>"211412","Start B"=>"211214","Start C"=>"211232","Stop"=>"2331112");
$code_keys = array_keys($code_array);
$code_values = array_flip($code_keys);
for ( $X = 1; $X <= strlen($text); $X++ ) {
$activeKey = substr( $text, ($X-1), 1);
$code_string .= $code_array[$activeKey];
$chksum=($chksum + ($code_values[$activeKey] * $X));
}
$code_string .= $code_array[$code_keys[($chksum - (intval($chksum / 103) * 103))]];
$code_string = "211214" . $code_string . "2331112";
} elseif ( strtolower($code_type) == "code128a" ) {
$chksum = 103;
$text = strtoupper($text); // Code 128A doesn't support lower case
// Must not change order of array elements as the checksum depends on the array's key to validate final code
$code_array = array(" "=>"212222","!"=>"222122","\""=>"222221","#"=>"121223","$"=>"121322","%"=>"131222","&"=>"122213","'"=>"122312","("=>"132212",")"=>"221213","*"=>"221312","+"=>"231212",","=>"112232","-"=>"122132","."=>"122231","/"=>"113222","0"=>"123122","1"=>"123221","2"=>"223211","3"=>"221132","4"=>"221231","5"=>"213212","6"=>"223112","7"=>"312131","8"=>"311222","9"=>"321122",":"=>"321221",";"=>"312212","<"=>"322112","="=>"322211",">"=>"212123","?"=>"212321","@"=>"232121","A"=>"111323","B"=>"131123","C"=>"131321","D"=>"112313","E"=>"132113","F"=>"132311","G"=>"211313","H"=>"231113","I"=>"231311","J"=>"112133","K"=>"112331","L"=>"132131","M"=>"113123","N"=>"113321","O"=>"133121","P"=>"313121","Q"=>"211331","R"=>"231131","S"=>"213113","T"=>"213311","U"=>"213131","V"=>"311123","W"=>"311321","X"=>"331121","Y"=>"312113","Z"=>"312311","["=>"332111","\\"=>"314111","]"=>"221411","^"=>"431111","_"=>"111224","NUL"=>"111422","SOH"=>"121124","STX"=>"121421","ETX"=>"141122","EOT"=>"141221","ENQ"=>"112214","ACK"=>"112412","BEL"=>"122114","BS"=>"122411","HT"=>"142112","LF"=>"142211","VT"=>"241211","FF"=>"221114","CR"=>"413111","SO"=>"241112","SI"=>"134111","DLE"=>"111242","DC1"=>"121142","DC2"=>"121241","DC3"=>"114212","DC4"=>"124112","NAK"=>"124211","SYN"=>"411212","ETB"=>"421112","CAN"=>"421211","EM"=>"212141","SUB"=>"214121","ESC"=>"412121","FS"=>"111143","GS"=>"111341","RS"=>"131141","US"=>"114113","FNC 3"=>"114311","FNC 2"=>"411113","SHIFT"=>"411311","CODE C"=>"113141","CODE B"=>"114131","FNC 4"=>"311141","FNC 1"=>"411131","Start A"=>"211412","Start B"=>"211214","Start C"=>"211232","Stop"=>"2331112");
$code_keys = array_keys($code_array);
$code_values = array_flip($code_keys);
for ( $X = 1; $X <= strlen($text); $X++ ) {
$activeKey = substr( $text, ($X-1), 1);
$code_string .= $code_array[$activeKey];
$chksum=($chksum + ($code_values[$activeKey] * $X));
}
$code_string .= $code_array[$code_keys[($chksum - (intval($chksum / 103) * 103))]];
$code_string = "211412" . $code_string . "2331112";
} elseif ( strtolower($code_type) == "code39" ) {
$code_array = array("0"=>"111221211","1"=>"211211112","2"=>"112211112","3"=>"212211111","4"=>"111221112","5"=>"211221111","6"=>"112221111","7"=>"111211212","8"=>"211211211","9"=>"112211211","A"=>"211112112","B"=>"112112112","C"=>"212112111","D"=>"111122112","E"=>"211122111","F"=>"112122111","G"=>"111112212","H"=>"211112211","I"=>"112112211","J"=>"111122211","K"=>"211111122","L"=>"112111122","M"=>"212111121","N"=>"111121122","O"=>"211121121","P"=>"112121121","Q"=>"111111222","R"=>"211111221","S"=>"112111221","T"=>"111121221","U"=>"221111112","V"=>"122111112","W"=>"222111111","X"=>"121121112","Y"=>"221121111","Z"=>"122121111","-"=>"121111212","."=>"221111211"," "=>"122111211","$"=>"121212111","/"=>"121211121","+"=>"121112121","%"=>"111212121","*"=>"121121211");
// Convert to uppercase
$upper_text = strtoupper($text);
for ( $X = 1; $X<=strlen($upper_text); $X++ ) {
$code_string .= $code_array[substr( $upper_text, ($X-1), 1)] . "1";
}
$code_string = "1211212111" . $code_string . "121121211";
} elseif ( strtolower($code_type) == "code25" ) {
$code_array1 = array("1","2","3","4","5","6","7","8","9","0");
$code_array2 = array("3-1-1-1-3","1-3-1-1-3","3-3-1-1-1","1-1-3-1-3","3-1-3-1-1","1-3-3-1-1","1-1-1-3-3","3-1-1-3-1","1-3-1-3-1","1-1-3-3-1");
for ( $X = 1; $X <= strlen($text); $X++ ) {
for ( $Y = 0; $Y < count($code_array1); $Y++ ) {
if ( substr($text, ($X-1), 1) == $code_array1[$Y] )
$temp[$X] = $code_array2[$Y];
}
}
for ( $X=1; $X<=strlen($text); $X+=2 ) {
if ( isset($temp[$X]) && isset($temp[($X + 1)]) ) {
$temp1 = explode( "-", $temp[$X] );
$temp2 = explode( "-", $temp[($X + 1)] );
for ( $Y = 0; $Y < count($temp1); $Y++ )
$code_string .= $temp1[$Y] . $temp2[$Y];
}
}
$code_string = "1111" . $code_string . "311";
} elseif ( strtolower($code_type) == "codabar" ) {
$code_array1 = array("1","2","3","4","5","6","7","8","9","0","-","$",":","/",".","+","A","B","C","D");
$code_array2 = array("1111221","1112112","2211111","1121121","2111121","1211112","1211211","1221111","2112111","1111122","1112211","1122111","2111212","2121112","2121211","1121212","1122121","1212112","1112122","1112221");
// Convert to uppercase
$upper_text = strtoupper($text);
for ( $X = 1; $X<=strlen($upper_text); $X++ ) {
for ( $Y = 0; $Y<count($code_array1); $Y++ ) {
if ( substr($upper_text, ($X-1), 1) == $code_array1[$Y] )
$code_string .= $code_array2[$Y] . "1";
}
}
$code_string = "11221211" . $code_string . "1122121";
}
// Pad the edges of the barcode
$code_length = 20;
if ($print) {
$text_height = 30;
} else {
$text_height = 0;
}
for ( $i=1; $i <= strlen($code_string); $i++ ){
$code_length = $code_length + (integer)(substr($code_string,($i-1),1));
}
if ( strtolower($orientation) == "horizontal" ) {
$img_width = $code_length*$SizeFactor;
$img_height = $size;
} else {
$img_width = $size;
$img_height = $code_length*$SizeFactor;
}
$image = imagecreate($img_width, $img_height + $text_height);
$black = imagecolorallocate ($image, 0, 0, 0);
$white = imagecolorallocate ($image, 255, 255, 255);
imagefill( $image, 0, 0, $white );
if ( $print ) {
imagestring($image, 5, 31, $img_height, $text, $black );
}
$location = 10;
for ( $position = 1 ; $position <= strlen($code_string); $position++ ) {
$cur_size = $location + ( substr($code_string, ($position-1), 1) );
if ( strtolower($orientation) == "horizontal" )
imagefilledrectangle( $image, $location*$SizeFactor, 0, $cur_size*$SizeFactor, $img_height, ($position % 2 == 0 ? $white : $black) );
else
imagefilledrectangle( $image, 0, $location*$SizeFactor, $img_width, $cur_size*$SizeFactor, ($position % 2 == 0 ? $white : $black) );
$location = $cur_size;
}
// Draw barcode to the screen or save in a file
if ( $filepath=="" ) {
header ('Content-type: image/png');
imagepng($image);
imagedestroy($image);
} else {
imagepng($image,$filepath);
imagedestroy($image);
}
}
}
```
答案 0 :(得分：0)
<script>
function ImagetoPrint(source) {
return "<html><head><script>function step1(){\n" +
"setTimeout('step2()', 10);}\n" +
"function step2(){window.print();window.close()}\n" +
"</scri" + "pt></head><body onload='step1()'>\n" +
"<img src='" + source + "' /></body></html>";
}
function PrintImage(source) {
Pagelink = "about:blank";
var pwa = window.open(Pagelink, "_new");
pwa.document.open();
pwa.document.write(ImagetoPrint(source));
pwa.document.close();
}
</script>
<td>
<img src="<?php echo base_url('Barcode/barcode_generator')?>/code128a/30/<?php echo $operarios->codigoean?>/true"/>
<a href="#" onclick="PrintImage('<?php echo base_url('Barcode/barcode_generator')?>/code128a/30/<?php echo $operarios->codigoean?>/true'); return false;"><button id="printImage">Print this Image</button></a>
</td>
答案 1 :(得分：0)
