使用tcpdf软件 在线预览pdf文件

<?php

require_once('/var/www/html/htdocs/tcpdf/config/lang/eng.php');
//包含两个文件就加载tcpdf库

require_once('/var/www/html/htdocs/tcpdf/tcpdf.php');

require_once('/var/www/html/htdocs/database.php');

$thbgcolor ="bgcolor=\"#C9D6A6\""; //定义变量

$tdbgcolor0="bgcolor=\"#DFE3E6\"";

$tdbgcolor1="bgcolor=\"#EDF1F4\"";

$tdbgcolor2="bgcolor=\"#66CCFF\"";

$tdbgcolor3="bgcolor=\"#B0C4DE\"";

$tdbgcolor4="bgcolor=\"#FFE4C4\"";

define("MSSP_TABDEF", " border=\"1\" cellpadding=\"1\" cellspacing=\"1\"");
//定义常量

define("MSSP_TABDEF2", " border=\"1\" cellpadding=\"1\" cellspacing=\"1\" width=\"%50\"");

define("MSSP_TDWIDTH", " width=\"76\" ");

define("MSSP_TDWIDTH2", " width=\"65\" ");

define("MSSP_TDWIDTH3", " width=\"68\" ");

define("MSSP_TDWIDTH4", " width=\"76\" ");

define("MSSP_TDWIDTH5", " width=\"78\" ");

$Product_info_total = 0;

$Contract_ID = $_REQUEST['Contract_ID'];
//接收数据

$pdf_filename=$Contract_ID;

header("Content-Disposition: attachment; filename=$pdf_filename.pdf");

$sql = "select c.no Contract_No, c.Date Contract_Date, e.Name Employee_Name  from tbl_contract c, tbl_employee e where c.id=65 and e.id=Employee_ID";

//从数据库查出合同为65的合同名称 合同日期和销售

display_content_pdf($Contract_ID,$msspdb,$pdf_filename);
//header("/htdocs/download/" . $pdf_filename);

function display_content_pdf($Contract_ID,$msspdb,$pdf_filename)

{
// create new PDF document
$pdf = new TCPDF(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true, 'UTF-8', false);

// set default header data
$pdf->SetHeaderData(PDF_HEADER_LOGO, '30', '','*****有限公司');
//头内容 想查找常量，需到/tcpdf/config/tcpdf_config.php中查找
$pdf->setHeaderFont(Array(PDF_FONT_NAME_MAIN, '', PDF_FONT_SIZE_MAIN));

// set default monospaced font
$pdf->SetDefaultMonospacedFont(PDF_FONT_MONOSPACED);

//set margins
$pdf->SetMargins(PDF_MARGIN_LEFT, PDF_MARGIN_TOP, PDF_MARGIN_RIGHT);
$pdf->SetHeaderMargin(PDF_MARGIN_HEADER);
$pdf->SetFooterMargin(PDF_MARGIN_FOOTER);

//set auto page breaks
$pdf->SetAutoPageBreak(TRUE, PDF_MARGIN_BOTTOM);

//set image scale factor
$pdf->setImageScale(PDF_IMAGE_SCALE_RATIO);

//set some language-dependent strings
//$pdf->setLanguageArray($l);
//以上为固定的一些样式，可以改变，tcpdf_config.php文件更改常量

// ---------------------------------------------------------
// set font
$pdf->AddPage('Landscape','A4'); // 横向打印
$pdf->SetFont('stsongstdlight', '', 12);
//stsongstdlight是字体，这种字体很小，可以使用dejavusans是utf - 8的Unicode字体,如果你只需要打印标准ASCII字符,您可以使用核心字体像。helvetica或次减少文件大小。
$html = '<h2>***有限公司—用印申请单</h2>';
$pdf->writeHTML($html, true, false, true, false, '');
// writeHTML($html, $ln=true, $fill=false, $reseth=false, $cell=false, $align='')

$html = display_contract_content_pdf($pdf, $Contract_ID,$msspdb);

// Dest：设置PDF输出的方式。I，默认值，在浏览器中打开；D，点击下载按钮，PDF文件会被下载下来；
// F，文件会被保存在服务器中；S，PDF会以字符串形式输出；E：PDF以邮件的附件输出。

$pdf->Output("contract_" . $pdf_filename . ".pdf","I");

}

function  display_contract_content_pdf($pdf, $Contract_ID,$msspdb)

{
global $thbgcolor ;
global $tdbgcolor0;
global $tdbgcolor1;
global $tdbgcolor2;

$sql = "
select 
c.no Contract_No, c.Date Contract_Date, c.Customer Contract_Customer, c.Verb_Date Contract_Verb_Date, Payment_Method,
Net_Cost,Tax_Rate,Date_Clause,Sales_Date,
Service_Cost,Capital_cost,Assessment_cost,Total_cost,Gross_Sales,Gross_Profit,Gross_margin,
Business_Date,Business_Name,Department_Date,Department_Name Department_Manager_Name,Executive_Date,Executivet_Name,
e.Name Employee_Name,
d.Name Department_Name
from tbl_contract c, tbl_employee e, tbl_department d
where 
c.id=$Contract_ID 
and e.id=Employee_ID 
and e.Department_ID = d.ID
";

$maxrows = 10;

$result = mysql_query($sql,$msspdb) or die('fail:'.mysql_error());
while ($rs = mysql_fetch_array($result))
{

$pdf->AddPage('Landscape','A4'); // 横向打印
  $pdf->SetFont('stsongstdlight', 'B', 18);
$pdf->Cell(0, 1, '****合同—用印申请单', 0, 1, 'C');
 $pdf->SetFont('stsongstdlight', '', 7);

$thtml = '<br><br><br><table '.MSSP_TABDEF2 . '>';

$html = sprintf("<tr> <td %s align=\"right\">日期:</td><td>%s</td>", $tdbgcolor0, $rs['Contract_Date']);
$thtml .= $html; 
$html = sprintf(" <td %s align=\"right\">合同编号:</td><td>%s</td>", $tdbgcolor0, $rs['Contract_No']
4000
);
$thtml .= $html; 
  $thtml .= "</tr> "; 

$html = sprintf("<tr> <td %s align=\"right\">销售负责人:</td><td>%s</td>", $tdbgcolor0, $rs['Employee_Name']);
  $thtml .= $html; 
$html = sprintf(" <td %s align=\"right\">客户名称:</td><td>%s</td>", $tdbgcolor0, $rs['Contract_Customer']);
$thtml .= $html; 
  $thtml .= "</tr> "; 
 
$html = sprintf("<tr> <td %s align=\"right\">部门:</td><td>%s</td>", $tdbgcolor0, $rs['Department_Name']);
  $thtml .= $html; 
$html = sprintf(" <td %s align=\"right\">合同签订日期:</td><td>%s</td>", $thbgcolor, $rs['Contract_Verb_Date']);
  $thtml .= $html; 
  $thtml .= "</tr> "; 
  $thtml .= "</table>"; 

$thtml .= '<table '.MSSP_TABDEF . '>';

$html = sprintf("<tr> <td %s align=\"center\">合同产品信息表(销售人员填写)</td>", $tdbgcolor0);
  $thtml .= $html; 
$html = sprintf(" <td %s align=\"center\">考核成本信息表(产品经理填写)</td>", $tdbgcolor2);
$thtml .= $html; 
  $thtml .= "</tr>"; 
  $thtml .= "<tr>"; 
$thtml .= '<td>';
$thtml .= display_contract_product_info_pdf($Contract_ID,$msspdb,$maxrows);
//调用方法
  $thtml .= "</td> "; 

$thtml .= '<td>';
 
$thtml .= display_contract_assessment_info_pdf($Contract_ID,$msspdb,$maxrows);//调用方法
  $thtml .= "</td> ";
 
  $thtml .= "</tr> "; 
 
  $thtml .= "<tr>"; 
$thtml .= '<td>';
$thtml .= display_contract_clause_info_pdf($Contract_ID,$msspdb,4,$rs['Payment_Method'],
$rs['Net_Cost'],$rs['Tax_Rate'],$rs['Date_Clause'],$rs['Employee_Name'],$rs['Sales_Date']);//调用方法
$thtml .= "</td> "; 

$thtml .= '<td>';
 
  $thtml .= display_contract_other_info_pdf($Contract_ID,$msspdb,3,$rs['Service_Cost'],$rs['Capital_cost'], 
  $rs['Assessment_cost'],$rs['Total_cost'],$rs['Gross_Sales'],$rs['Gross_Profit'],$rs['Gross_margin'],
  $rs['Business_Date'],$rs['Business_Name'],
  $rs['Department_Date'],$rs['Department_Manager_Name'],
  $rs['Executive_Date'],$rs['Executivet_Name']);
//调用方法
  $thtml .= "</td> ";
 
  $thtml .= "</tr> "; 
  $thtml .= "</table>"; 
 
  $pdf->writeHTML($thtml, true, false, true, false, '');
}
return $thtml;

}

?>