1<?php 2//============================================================+ 3// File name : example_042.php 4// Begin : 2008-12-23 5// Last Update : 2013-05-14 6// 7// Description : Example 042 for TCPDF class 8// Test Image with alpha channel 9// 10// Author: Nicola Asuni 11// 12// (c) Copyright: 13// Nicola Asuni 14// Tecnick.com LTD 15// www.tecnick.com 16// info@tecnick.com 17//============================================================+ 18 19/** 20 * Creates an example PDF TEST document using TCPDF 21 * @package com.tecnick.tcpdf 22 * @abstract TCPDF - Example: Test Image with alpha channel 23 * @author Nicola Asuni 24 * @since 2008-12-23 25 */ 26 27// Include the main TCPDF library (search for installation path). 28require_once('tcpdf_include.php'); 29 30// create new PDF document 31$pdf = new TCPDF(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true, 'UTF-8', false); 32 33// set document information 34$pdf->SetCreator(PDF_CREATOR); 35$pdf->SetAuthor('Nicola Asuni'); 36$pdf->SetTitle('TCPDF Example 042'); 37$pdf->SetSubject('TCPDF Tutorial'); 38$pdf->SetKeywords('TCPDF, PDF, example, test, guide'); 39 40// set default header data 41$pdf->SetHeaderData(PDF_HEADER_LOGO, PDF_HEADER_LOGO_WIDTH, PDF_HEADER_TITLE.' 042', PDF_HEADER_STRING); 42 43// set header and footer fonts 44$pdf->setHeaderFont(Array(PDF_FONT_NAME_MAIN, '', PDF_FONT_SIZE_MAIN)); 45$pdf->setFooterFont(Array(PDF_FONT_NAME_DATA, '', PDF_FONT_SIZE_DATA)); 46 47// set default monospaced font 48$pdf->SetDefaultMonospacedFont(PDF_FONT_MONOSPACED); 49 50// set margins 51$pdf->SetMargins(PDF_MARGIN_LEFT, PDF_MARGIN_TOP, PDF_MARGIN_RIGHT); 52$pdf->SetHeaderMargin(PDF_MARGIN_HEADER); 53$pdf->SetFooterMargin(PDF_MARGIN_FOOTER); 54 55// set auto page breaks 56$pdf->SetAutoPageBreak(TRUE, PDF_MARGIN_BOTTOM); 57 58// set image scale factor 59$pdf->setImageScale(PDF_IMAGE_SCALE_RATIO); 60 61// set some language-dependent strings (optional) 62if (@file_exists(dirname(__FILE__).'/lang/eng.php')) { 63 require_once(dirname(__FILE__).'/lang/eng.php'); 64 $pdf->setLanguageArray($l); 65} 66 67// --------------------------------------------------------- 68 69// set JPEG quality 70//$pdf->setJPEGQuality(75); 71 72$pdf->SetFont('helvetica', '', 18); 73 74// add a page 75$pdf->AddPage(); 76 77// create background text 78$background_text = str_repeat('TCPDF test PNG Alpha Channel ', 50); 79$pdf->MultiCell(0, 5, $background_text, 0, 'J', 0, 2, '', '', true, 0, false); 80 81// --- Method (A) ------------------------------------------ 82// the Image() method recognizes the alpha channel embedded on the image: 83 84$pdf->Image('images/image_with_alpha.png', 50, 50, 100, '', '', 'http://www.tcpdf.org', '', false, 300); 85 86// --- Method (B) ------------------------------------------ 87// provide image + separate 8-bit mask 88 89// first embed mask image (w, h, x and y will be ignored, the image will be scaled to the target image's size) 90$mask = $pdf->Image('images/alpha.png', 50, 140, 100, '', '', '', '', false, 300, '', true); 91 92// embed image, masked with previously embedded mask 93$pdf->Image('images/img.png', 50, 140, 100, '', '', 'http://www.tcpdf.org', '', false, 300, '', false, $mask); 94 95// --------------------------------------------------------- 96 97//Close and output PDF document 98$pdf->Output('example_042.pdf', 'I'); 99 100//============================================================+ 101// END OF FILE 102//============================================================+ 103