/administrator/components/com_breezingforms/libraries/tcpdf/tcpdf.php

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<?php
defined('_JEXEC') or die('Direct Access to this location is not allowed.');
//============================================================+
// File name   : tcpdf.php
// Begin       : 2002-08-03
// Last Update : 2009-11-27
// Author      : Nicola Asuni - info@tecnick.com - http://www.tcpdf.org
// Version     : 4.8.017
// License     : GNU LGPL (http://www.gnu.org/copyleft/lesser.html)
// 	----------------------------------------------------------------------------
//  Copyright (C) 2002-2009  Nicola Asuni - Tecnick.com S.r.l.
// 	
// 	This program is free software: you can redistribute it and/or modify
// 	it under the terms of the GNU Lesser General Public License as published by
// 	the Free Software Foundation, either version 2.1 of the License, or
// 	(at your option) any later version.
// 	
// 	This program is distributed in the hope that it will be useful,
// 	but WITHOUT ANY WARRANTY; without even the implied warranty of
// 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// 	GNU Lesser General Public License for more details.
// 	
// 	You should have received a copy of the GNU Lesser General Public License
// 	along with this program.  If not, see <http://www.gnu.org/licenses/>.
// 	
// 	See LICENSE.TXT file for more information.
//  ----------------------------------------------------------------------------
//
// Description : This is a PHP class for generating PDF documents without 
//               requiring external extensions.
//
// NOTE:
// This class was originally derived in 2002 from the Public 
// Domain FPDF class by Olivier Plathey (http://www.fpdf.org), 
// but now is almost entirely rewritten.
//
// Main features:
//  * no external libraries are required for the basic functions;
// 	* supports all ISO page formats;
// 	* supports custom page formats, margins and units of measure;
// 	* supports UTF-8 Unicode and Right-To-Left languages;
// 	* supports TrueTypeUnicode, OpenTypeUnicode, TrueType, OpenType, Type1 and CID-0 fonts;
// 	* supports document encryption;
// 	* includes methods to publish some XHTML code, including forms;
// 	* includes graphic (geometric) and transformation methods;
// 	* includes Javascript and Forms support;
// 	* includes a method to print various barcode formats: CODE 39, ANSI MH10.8M-1983, USD-3, 3 of 9, CODE 93, USS-93, Standard 2 of 5, Interleaved 2 of 5, CODE 128 A/B/C, 2 and 5 Digits UPC-Based Extention, EAN 8, EAN 13, UPC-A, UPC-E, MSI, POSTNET, PLANET, RMS4CC (Royal Mail 4-state Customer Code), CBC (Customer Bar Code), KIX (Klant index - Customer index), Intelligent Mail Barcode, Onecode, USPS-B-3200, CODABAR, CODE 11, PHARMACODE, PHARMACODE TWO-TRACKS;
// 	* includes methods to set Bookmarks and print a Table of Content;
// 	* includes methods to move and delete pages;
// 	* includes methods for automatic page header and footer management;
// 	* supports automatic page break;
// 	* supports automatic page numbering and page groups;
// 	* supports automatic line break and text justification;
// 	* supports JPEG and PNG images natively, all images supported by GD (GD, GD2, GD2PART, GIF, JPEG, PNG, BMP, XBM, XPM) and all images supported via ImagMagick (http://www.imagemagick.org/www/formats.html)
// 	* supports stroke and clipping mode for text;
// 	* supports clipping masks;
// 	* supports Grayscale, RGB, CMYK, Spot Colors and Transparencies;
// 	* supports several annotations, including links, text and file attachments;
// 	* supports page compression (requires zlib extension);
//  * supports text hyphenation.
//  * supports transactions to UNDO commands.
//  * supports signature certifications.
//
// -----------------------------------------------------------
// THANKS TO:
// 
// Olivier Plathey (http://www.fpdf.org) for original FPDF.
// Efthimios Mavrogeorgiadis (emavro@yahoo.com) for suggestions on RTL language support.
// Klemen Vodopivec (http://www.fpdf.de/downloads/addons/37/) for Encryption algorithm.
// Warren Sherliker (wsherliker@gmail.com) for better image handling.
// dullus for text Justification.
// Bob Vincent (pillarsdotnet@users.sourceforge.net) for <li> value attribute.
// Patrick Benny for text stretch suggestion on Cell().
// Johannes G�ntert for JavaScript support.
// Denis Van Nuffelen for Dynamic Form.
// Jacek Czekaj for multibyte justification
// Anthony Ferrara for the reintroduction of legacy image methods.
// Sourceforge user 1707880 (hucste) for line-trough mode.
// Larry Stanbery for page groups.
// Martin Hall-May for transparency.
// Aaron C. Spike for Polycurve method.
// Mohamad Ali Golkar, Saleh AlMatrafe, Charles Abbott for Arabic and Persian support.
// Moritz Wagner and Andreas Wurmser for graphic functions.
// Andrew Whitehead for core fonts support.
// Esteban Jo�l Mar�n for OpenType font conversion.
// Teus Hagen for several suggestions and fixes.
// Yukihiro Nakadaira for CID-0 CJK fonts fixes.
// Kosmas Papachristos for some CSS improvements.
// Marcel Partap for some fixes.
// Won Kyu Park for several suggestions, fixes and patches.
// Anyone that has reported a bug or sent a suggestion.
//============================================================+

/**
 * This is a PHP class for generating PDF documents without requiring external extensions.<br>
 * TCPDF project (http://www.tcpdf.org) was originally derived in 2002 from the Public Domain FPDF class by Olivier Plathey (http://www.fpdf.org), but now is almost entirely rewritten.<br>
 * <h3>TCPDF main features are:</h3>
 * <ul>
* <li>no external libraries are required for the basic functions;</li>
* <li>supports all ISO page formats;</li>
* <li>supports custom page formats, margins and units of measure;</li>
* <li>supports UTF-8 Unicode and Right-To-Left languages;</li>
* <li>supports TrueTypeUnicode, OpenTypeUnicode, TrueType, OpenType, Type1 and CID-0 fonts;</li>
* <li>supports document encryption;</li>
* <li>includes methods to publish some XHTML code, including forms;</li>
* <li>includes graphic (geometric) and transformation methods;</li>
* <li>includes Javascript and Forms support;</li>
* <li>includes a method to print various barcode formats: CODE 39, ANSI MH10.8M-1983, USD-3, 3 of 9, CODE 93, USS-93, Standard 2 of 5, Interleaved 2 of 5, CODE 128 A/B/C, 2 and 5 Digits UPC-Based Extention, EAN 8, EAN 13, UPC-A, UPC-E, MSI, POSTNET, PLANET, RMS4CC (Royal Mail 4-state Customer Code), CBC (Customer Bar Code), KIX (Klant index - Customer index), Intelligent Mail Barcode, Onecode, USPS-B-3200, CODABAR, CODE 11, PHARMACODE, PHARMACODE TWO-TRACKS;</li>
* <li>includes methods to set Bookmarks and print a Table of Content;</li>
* <li>includes methods to move and delete pages;</li>
* <li>includes methods for automatic page header and footer management;</li>
* <li>supports automatic page break;</li>
* <li>supports automatic page numbering and page groups;</li>
* <li>supports automatic line break and text justification;</li>
* <li>supports JPEG and PNG images natively, all images supported by GD (GD, GD2, GD2PART, GIF, JPEG, PNG, BMP, XBM, XPM) and all images supported via ImagMagick (http://www.imagemagick.org/www/formats.html)</li>
* <li>supports stroke and clipping mode for text;</li>
* <li>supports clipping masks;</li>
* <li>supports Grayscale, RGB, CMYK, Spot Colors and Transparencies;</li>
* <li>supports several annotations, including links, text and file attachments;</li>
* <li>supports page compression (requires zlib extension);</li>
* <li>supports text hyphenation.</li>
* <li>supports transactions to UNDO commands.</li>
* <li>supports signature certifications.</li>
 * </ul>
 * Tools to encode your unicode fonts are on fonts/utils directory.</p>
 * @package com.tecnick.tcpdf
 * @abstract Class for generating PDF files on-the-fly without requiring external extensions.
 * @author Nicola Asuni
 * @copyright 2002-2009 Nicola Asuni - Tecnick.com S.r.l (www.tecnick.com) Via Della Pace, 11 - 09044 - Quartucciu (CA) - ITALY - www.tecnick.com - info@tecnick.com
 * @link http://www.tcpdf.org
 * @license http://www.gnu.org/copyleft/lesser.html LGPL
 * @version 4.8.017
 */

/**
 * main configuration file
 */
require_once(dirname(__FILE__).'/config/tcpdf_config.php');

// includes some support files

/**
 * unicode data
 */
require_once(dirname(__FILE__).'/unicode_data.php');

/**
 * html colors table
 */
require_once(dirname(__FILE__).'/htmlcolors.php');

if (!class_exists('TCPDF', false)) {
	/**
	 * define default PDF document producer
	 */ 
	define('PDF_PRODUCER', 'TCPDF 4.8.017 (http://www.tcpdf.org)');
	
	/**
	* This is a PHP class for generating PDF documents without requiring external extensions.<br>
	* TCPDF project (http://www.tcpdf.org) has been originally derived in 2002 from the Public Domain FPDF class by Olivier Plathey (http://www.fpdf.org), but now is almost entirely rewritten.<br>
	* @name TCPDF
	* @package com.tecnick.tcpdf
	* @version 4.8.017
	* @author Nicola Asuni - info@tecnick.com
	* @link http://www.tcpdf.org
	* @license http://www.gnu.org/copyleft/lesser.html LGPL
	*/
	class TCPDF {
		
		// protected or Protected properties

		/**
		* @var current page number
		* @access protected
		*/
		protected $page;
		
		/**
		* @var current object number
		* @access protected
		*/
		protected $n;

		/**
		* @var array of object offsets
		* @access protected
		*/
		protected $offsets;

		/**
		* @var buffer holding in-memory PDF
		* @access protected
		*/
		protected $buffer;

		/**
		* @var array containing pages
		* @access protected
		*/
		protected $pages = array();

		/**
		* @var current document state
		* @access protected
		*/
		protected $state;

		/**
		* @var compression flag
		* @access protected
		*/
		protected $compress;
		
		/**
		* @var current page orientation (P = Portrait, L = Landscape)
		* @access protected
		*/
		protected $CurOrientation;

		/**
		* @var array that stores page dimensions and graphic status.<ul><li>$this->pagedim[$this->page]['w'] => page_width_in_points</li><li>$this->pagedim[$this->page]['h'] => height in points</li><li>$this->pagedim[$this->page]['wk'] => page_width_in_points</li><li>$this->pagedim[$this->page]['hk'] => height</li><li>$this->pagedim[$this->page]['tm'] => top_margin</li><li>$this->pagedim[$this->page]['bm'] => bottom_margin</li><li>$this->pagedim[$this->page]['lm'] => left_margin</li><li>$this->pagedim[$this->page]['rm'] => right_margin</li><li>$this->pagedim[$this->page]['pb'] => auto_page_break</li><li>$this->pagedim[$this->page]['or'] => page_orientation</li><li>$this->pagedim[$this->page]['olm'] => original_left_margin</li><li>$this->pagedim[$this->page]['orm'] => original_right_margin</li></ul>
		* @access protected
		*/
		protected $pagedim = array();

		/**
		* @var scale factor (number of points in user unit)
		* @access protected
		*/
		protected $k;

		/**
		* @var width of page format in points
		* @access protected
		*/
		protected $fwPt;

		/**
		* @var height of page format in points
		* @access protected
		*/
		protected $fhPt;

		/**
		* @var current width of page in points
		* @access protected
		*/
		protected $wPt;

		/**
		* @var current height of page in points
		* @access protected
		*/
		protected $hPt;

		/**
		* @var current width of page in user unit
		* @access protected
		*/
		protected $w;

		/**
		* @var current height of page in user unit
		* @access protected
		*/
		protected $h;

		/**
		* @var left margin
		* @access protected
		*/
		protected $lMargin;

		/**
		* @var top margin
		* @access protected
		*/
		protected $tMargin;

		/**
		* @var right margin
		* @access protected
		*/
		protected $rMargin;

		/**
		* @var page break margin
		* @access protected
		*/
		protected $bMargin;

		/**
		* @var cell internal padding
		* @access protected
		*/
		//protected
		public $cMargin;
		
		/**
		* @var cell internal padding (previous value)
		* @access protected
		*/
		protected $oldcMargin;

		/**
		* @var current horizontal position in user unit for cell positioning
		* @access protected
		*/
		protected $x;

		/**
		* @var current vertical position in user unit for cell positioning
		* @access protected
		*/
		protected $y;

		/**
		* @var height of last cell printed
		* @access protected
		*/
		protected $lasth;

		/**
		* @var line width in user unit
		* @access protected
		*/
		protected $LineWidth;

		/**
		* @var array of standard font names
		* @access protected
		*/
		protected $CoreFonts;

		/**
		* @var array of used fonts
		* @access protected
		*/
		protected $fonts = array();

		/**
		* @var array of font files
		* @access protected
		*/
		protected $FontFiles = array();

		/**
		* @var array of encoding differences
		* @access protected
		*/
		protected $diffs = array();

		/**
		* @var array of used images
		* @access protected
		*/
		protected $images = array();

		/**
		* @var array of Annotations in pages
		* @access protected
		*/
		protected $PageAnnots = array();

		/**
		* @var array of internal links
		* @access protected
		*/
		protected $links = array();

		/**
		* @var current font family
		* @access protected
		*/
		protected $FontFamily;

		/**
		* @var current font style
		* @access protected
		*/
		protected $FontStyle;
		
		/**
		* @var current font ascent (distance between font top and baseline)
		* @access protected
		* @since 2.8.000 (2007-03-29)
		*/
		protected $FontAscent;
		
		/**
		* @var current font descent (distance between font bottom and baseline)
		* @access protected
		* @since 2.8.000 (2007-03-29)
		*/
		protected $FontDescent;

		/**
		* @var underlining flag
		* @access protected
		*/
		protected $underline;

		/**
		* @var current font info
		* @access protected
		*/
		protected $CurrentFont;

		/**
		* @var current font size in points
		* @access protected
		*/
		protected $FontSizePt;

		/**
		* @var current font size in user unit
		* @access protected
		*/
		protected $FontSize;

		/**
		* @var commands for drawing color
		* @access protected
		*/
		protected $DrawColor;

		/**
		* @var commands for filling color
		* @access protected
		*/
		protected $FillColor;

		/**
		* @var commands for text color
		* @access protected
		*/
		protected $TextColor;

		/**
		* @var indicates whether fill and text colors are different
		* @access protected
		*/
		protected $ColorFlag;

		/**
		* @var automatic page breaking
		* @access protected
		*/
		protected $AutoPageBreak;

		/**
		* @var threshold used to trigger page breaks
		* @access protected
		*/
		protected $PageBreakTrigger;

		/**
		* @var flag set when processing footer
		* @access protected
		*/
		protected $InFooter = false;

		/**
		* @var zoom display mode
		* @access protected
		*/
		protected $ZoomMode;

		/**
		* @var layout display mode
		* @access protected
		*/
		protected $LayoutMode;

		/**
		* @var title
		* @access protected
		*/
		protected $title = '';

		/**
		* @var subject
		* @access protected
		*/
		protected $subject = '';

		/**
		* @var author
		* @access protected
		*/
		protected $author = '';

		/**
		* @var keywords
		* @access protected
		*/
		protected $keywords = '';

		/**
		* @var creator
		* @access protected
		*/
		protected $creator = '';

		/**
		* @var alias for total number of pages
		* @access protected
		*/
		protected $AliasNbPages = '{nb}';
		
		/**
		* @var alias for page number
		* @access protected
		*/
		protected $AliasNumPage = '{pnb}';
		
		/**
		* @var right-bottom corner X coordinate of inserted image
		* @since 2002-07-31
		* @author Nicola Asuni
		* @access protected
		*/
		protected $img_rb_x;

		/**
		* @var right-bottom corner Y coordinate of inserted image
		* @since 2002-07-31
		* @author Nicola Asuni
		* @access protected
		*/
		protected $img_rb_y;

		/**
		* @var adjusting factor to convert pixels to user units.
		* @since 2004-06-14
		* @author Nicola Asuni
		* @access protected
		*/
		protected $imgscale = 1;

		/**
		* @var boolean set to true when the input text is unicode (require unicode fonts)
		* @since 2005-01-02
		* @author Nicola Asuni
		* @access protected
		*/
		protected $isunicode = false;

		/**
		* @var PDF version
		* @since 1.5.3
		* @access protected
		*/
		protected $PDFVersion = '1.7';
		
		
		// ----------------------
		
		/**
		 * @var Minimum distance between header and top page margin.
		 * @access protected
		 */
		protected $header_margin;
		
		/**
		 * @var Minimum distance between footer and bottom page margin.
		 * @access protected
		 */
		protected $footer_margin;
		
		/**
		 * @var original left margin value
		 * @access protected
		 * @since 1.53.0.TC013
		 */
		protected $original_lMargin;
		
		/**
		 * @var original right margin value
		 * @access protected
		 * @since 1.53.0.TC013
		 */
		protected $original_rMargin;
			
		/**
		 * @var Header font.
		 * @access protected
		 */
		protected $header_font;
		
		/**
		 * @var Footer font.
		 * @access protected
		 */
		protected $footer_font;
		
		/**
		 * @var Language templates.
		 * @access protected
		 */
		protected $l;
		
		/**
		 * @var Barcode to print on page footer (only if set).
		 * @access protected
		 */
		protected $barcode = false;
		
		/**
		 * @var If true prints header
		 * @access protected
		 */
		protected $print_header = true;
		
		/**
		 * @var If true prints footer.
		 * @access protected
		 */
		protected $print_footer = true;
			
		/**
		 * @var Header image logo.
		 * @access protected
		 */
		protected $header_logo = '';
		
		/**
		 * @var Header image logo width in mm.
		 * @access protected
		 */
		protected $header_logo_width = 30;
		
		/**
		 * @var String to print as title on document header.
		 * @access protected
		 */
		protected $header_title = '';
		
		/**
		 * @var String to print on document header.
		 * @access protected
		 */
		protected $header_string = '';
		
		/**
		 * @var Default number of columns for html table.
		 * @access protected
		 */
		protected $default_table_columns = 4;
		
		
		// variables for html parser
		
		/**
		 * @var HTML PARSER: array to store current link and rendering styles.
		 * @access protected
		 */
		protected $HREF = array();
		
		/**
		 * @var store a list of available fonts on filesystem.
		 * @access protected
		 */
		protected $fontlist = array();
		
		/**
		 * @var current foreground color
		 * @access protected
		 */
		protected $fgcolor;
						
		/**
		 * @var HTML PARSER: array of boolean values, true in case of ordered list (OL), false otherwise.
		 * @access protected
		 */
		protected $listordered = array();
		
		/**
		 * @var HTML PARSER: array count list items on nested lists.
		 * @access protected
		 */
		protected $listcount = array();
		
		/**
		 * @var HTML PARSER: current list nesting level.
		 * @access protected
		 */
		protected $listnum = 0;
		
		/**
		 * @var HTML PARSER: indent amount for lists.
		 * @access protected
		 */
		protected $listindent;
		
		/**
		 * @var current background color
		 * @access protected
		 */
		protected $bgcolor;
		
		/**
		 * @var Store temporary font size in points.
		 * @access protected
		 */
		protected $tempfontsize = 10;
		
		/**
		 * @var spacer for LI tags.
		 * @access protected
		 */
		protected $lispacer = '';
		
		/**
		 * @var default encoding
		 * @access protected
		 * @since 1.53.0.TC010
		 */
		protected $encoding = 'UTF-8';
		
		/**
		 * @var PHP internal encoding
		 * @access protected
		 * @since 1.53.0.TC016
		 */
		protected $internal_encoding;
		
		/**
		 * @var indicates if the document language is Right-To-Left
		 * @access protected
		 * @since 2.0.000
		 */
		protected $rtl = false;
		
		/**
		 * @var used to force RTL or LTR string inversion
		 * @access protected
		 * @since 2.0.000
		 */
		protected $tmprtl = false;
		
		// --- Variables used for document encryption:
		
		/**
		 * Indicates whether document is protected
		 * @access protected
		 * @since 2.0.000 (2008-01-02)
		 */
		protected $encrypted;
		
		/**
		 * U entry in pdf document
		 * @access protected
		 * @since 2.0.000 (2008-01-02)
		 */
		protected $Uvalue;
		
		/**
		 * O entry in pdf document
		 * @access protected
		 * @since 2.0.000 (2008-01-02)
		 */
		protected $Ovalue;
		
		/**
		 * P entry in pdf document
		 * @access protected
		 * @since 2.0.000 (2008-01-02)
		 */
		protected $Pvalue;
		
		/**
		 * encryption object id
		 * @access protected
		 * @since 2.0.000 (2008-01-02)
		 */
		protected $enc_obj_id;
		
		/**
		 * last RC4 key encrypted (cached for optimisation)
		 * @access protected
		 * @since 2.0.000 (2008-01-02)
		 */
		protected $last_rc4_key;
		
		/**
		 * last RC4 computed key
		 * @access protected
		 * @since 2.0.000 (2008-01-02)
		 */
		protected $last_rc4_key_c;
		
		/**
		 * RC4 padding
		 * @access protected
		 */
		protected $padding = "\x28\xBF\x4E\x5E\x4E\x75\x8A\x41\x64\x00\x4E\x56\xFF\xFA\x01\x08\x2E\x2E\x00\xB6\xD0\x68\x3E\x80\x2F\x0C\xA9\xFE\x64\x53\x69\x7A";
		
		/**
		 * RC4 encryption key
		 * @access protected
		 */
		protected $encryption_key;
		
		// --- bookmark ---
		
		/**
		 * Outlines for bookmark
		 * @access protected
		 * @since 2.1.002 (2008-02-12)
		 */
		protected $outlines = array();
		
		/**
		 * Outline root for bookmark
		 * @access protected
		 * @since 2.1.002 (2008-02-12)
		 */
		protected $OutlineRoot;
		
		
		// --- javascript and form ---
		
		/**
		 * javascript code
		 * @access protected
		 * @since 2.1.002 (2008-02-12)
		 */
		protected $javascript = '';
		
		/**
		 * javascript counter
		 * @access protected
		 * @since 2.1.002 (2008-02-12)
		 */
		protected $n_js;

		/**
		 * line trough state
		 * @access protected
		 * @since 2.8.000 (2008-03-19)
		 */
		protected $linethrough;

		// --- Variables used for User's Rights ---
		// See PDF reference chapter 8.7 Digital Signatures

		/**
		 * If true enables user's rights on PDF reader
		 * @access protected
		 * @since 2.9.000 (2008-03-26)
		 */
		protected $ur;

		/**
		 * Names specifying additional document-wide usage rights for the document.
		 * @access protected
		 * @since 2.9.000 (2008-03-26)
		 */
		protected $ur_document;

		/**
		 * Names specifying additional annotation-related usage rights for the document.
		 * @access protected
		 * @since 2.9.000 (2008-03-26)
		 */
		protected $ur_annots;

		/**
		 * Names specifying additional form-field-related usage rights for the document.
		 * @access protected
		 * @since 2.9.000 (2008-03-26)
		 */
		protected $ur_form;

		/**
		 * Names specifying additional signature-related usage rights for the document.
		 * @access protected
		 * @since 2.9.000 (2008-03-26)
		 */
		protected $ur_signature;

		/**
		 * Dot Per Inch Document Resolution (do not change)
		 * @access protected
		 * @since 3.0.000 (2008-03-27)
		 */
		protected $dpi = 72;
		
		/**
		 * Array of page numbers were a new page group was started
		 * @access protected
		 * @since 3.0.000 (2008-03-27)
		 */
		protected $newpagegroup = array();
		
		/**
		 * Contains the number of pages of the groups
		 * @access protected
		 * @since 3.0.000 (2008-03-27)
		 */
		protected $pagegroups;
		
		/**
		 * Contains the alias of the current page group
		 * @access protected
		 * @since 3.0.000 (2008-03-27)
		 */
		protected $currpagegroup; 
		
		/**
		 * Restrict the rendering of some elements to screen or printout.
		 * @access protected
		 * @since 3.0.000 (2008-03-27)
		 */
		protected $visibility = 'all';
		
		/**
		 * Print visibility.
		 * @access protected
		 * @since 3.0.000 (2008-03-27)
		 */
		protected $n_ocg_print;
		
		/**
		 * View visibility.
		 * @access protected
		 * @since 3.0.000 (2008-03-27)
		 */
		protected $n_ocg_view;
		
		/**
		 * Array of transparency objects and parameters.
		 * @access protected
		 * @since 3.0.000 (2008-03-27)
		 */
		protected $extgstates;
		
		/**
		 * Set the default JPEG compression quality (1-100)
		 * @access protected
		 * @since 3.0.000 (2008-03-27)
		 */
		protected $jpeg_quality;
		
		/**
		 * Default cell height ratio.
		 * @access protected
		 * @since 3.0.014 (2008-05-23)
		 */
		protected $cell_height_ratio = K_CELL_HEIGHT_RATIO;
		
		/**
		 * PDF viewer preferences.
		 * @access protected
		 * @since 3.1.000 (2008-06-09)
		 */
		protected $viewer_preferences;
		
		/**
		 * A name object specifying how the document should be displayed when opened.
		 * @access protected
		 * @since 3.1.000 (2008-06-09)
		 */
		protected $PageMode;
		
		/**
		 * Array for storing gradient information.
		 * @access protected
		 * @since 3.1.000 (2008-06-09)
		 */
		protected $gradients = array();
		
		/**
		 * Array used to store positions inside the pages buffer.
		 * keys are the page numbers
		 * @access protected
		 * @since 3.2.000 (2008-06-26)
		 */
		protected $intmrk = array();
		
		/**
		 * Array used to store content positions inside the pages buffer.
		 * keys are the page numbers
		 * @access protected
		 * @since 4.6.021 (2009-07-20)
		 */
		protected $cntmrk = array();
		
		/**
		 * Array used to store footer positions of each page.
		 * @access protected
		 * @since 3.2.000 (2008-07-01)
		 */
		protected $footerpos = array();
		
		
		/**
		 * Array used to store footer lenght of each page.
		 * @access protected
		 * @since 4.0.014 (2008-07-29)
		 */
		protected $footerlen = array();
		
		/**
		 * True if a newline is created.
		 * @access protected
		 * @since 3.2.000 (2008-07-01)
		 */
		protected $newline = true;
		
		/**
		 * End position of the latest inserted line
		 * @access protected
		 * @since 3.2.000 (2008-07-01)
		 */
		protected $endlinex = 0;
		
		/**
		 * PDF string for last line width
		 * @access protected
		 * @since 4.0.006 (2008-07-16)
		 */
		protected $linestyleWidth = '';
		
		/**
		 * PDF string for last line width
		 * @access protected
		 * @since 4.0.006 (2008-07-16)
		 */
		protected $linestyleCap = '0 J';
		
		/**
		 * PDF string for last line width
		 * @access protected
		 * @since 4.0.006 (2008-07-16)
		 */
		protected $linestyleJoin = '0 j';
		
		/**
		 * PDF string for last line width
		 * @access protected
		 * @since 4.0.006 (2008-07-16)
		 */
		protected $linestyleDash = '[] 0 d';
		
		/**
		 * True if marked-content sequence is open
		 * @access protected
		 * @since 4.0.013 (2008-07-28)
		 */
		protected $openMarkedContent = false;
		
		/**
		 * Count the latest inserted vertical spaces on HTML
		 * @access protected
		 * @since 4.0.021 (2008-08-24)
		 */
		protected $htmlvspace = 0;
		
		/**
		 * Array of Spot colors
		 * @access protected
		 * @since 4.0.024 (2008-09-12)
		 */
		protected $spot_colors = array();
		
		/**
		 * Symbol used for HTML unordered list items
		 * @access protected
		 * @since 4.0.028 (2008-09-26)
		 */
		protected $lisymbol = '';
		
		/**
		 * String used to mark the beginning and end of EPS image blocks
		 * @access protected
		 * @since 4.1.000 (2008-10-18)
		 */
		protected $epsmarker = 'x#!#EPS#!#x';
		
		/**
		 * Array of transformation matrix
		 * @access protected
		 * @since 4.2.000 (2008-10-29)
		 */
		protected $transfmatrix = array();

		/**
		 * Current key for transformation matrix
		 * @access protected
		 * @since 4.8.005 (2009-09-17)
		 */
		protected $transfmatrix_key = 0;

		/**
		 * Booklet mode for double-sided pages
		 * @access protected
		 * @since 4.2.000 (2008-10-29)
		 */
		protected $booklet = false;
		
		/**
		 * Epsilon value used for float calculations
		 * @access protected
		 * @since 4.2.000 (2008-10-29)
		 */
		protected $feps = 0.005;
		
		/**
		 * Array used for custom vertical spaces for HTML tags
		 * @access protected
		 * @since 4.2.001 (2008-10-30)
		 */
		protected $tagvspaces = array();
		
		/**
		 * @var HTML PARSER: custom indent amount for lists.
		 * Negative value means disabled.
		 * @access protected
		 * @since 4.2.007 (2008-11-12)
		 */
		protected $customlistindent = -1;
		
		/**
		 * @var if true keeps the border open for the cell sides that cross the page.
		 * @access protected
		 * @since 4.2.010 (2008-11-14)
		 */
		protected $opencell = true;

		/**
		 * @var array of files to embedd
		 * @access protected
		 * @since 4.4.000 (2008-12-07)
		 */
		protected $embeddedfiles = array();

		/**
		 * @var boolean true when inside html pre tag
		 * @access protected
		 * @since 4.4.001 (2008-12-08)
		 */
		protected $premode = false;

		/**
		 * Array used to store positions of graphics transformation blocks inside the page buffer.
		 * keys are the page numbers
		 * @access protected
		 * @since 4.4.002 (2008-12-09)
		 */
		protected $transfmrk = array();

		/**
		 * Default color for html links
		 * @access protected
		 * @since 4.4.003 (2008-12-09)
		 */
		protected $htmlLinkColorArray = array(0, 0, 255);

		/**
		 * Default font style to add to html links
		 * @access protected
		 * @since 4.4.003 (2008-12-09)
		 */
		protected $htmlLinkFontStyle = 'U';

		/**
		 * Counts the number of pages.
		 * @access protected
		 * @since 4.5.000 (2008-12-31)
		 */
		protected $numpages = 0;

		/**
		 * Array containing page lenghts in bytes.
		 * @access protected
		 * @since 4.5.000 (2008-12-31)
		 */
		protected $pagelen = array();

		/**
		 * Counts the number of pages.
		 * @access protected
		 * @since 4.5.000 (2008-12-31)
		 */
		protected $numimages = 0;

		/**
		 * Store the image keys.
		 * @access protected
		 * @since 4.5.000 (2008-12-31)
		 */
		protected $imagekeys = array();

		/**
		 * Lenght of the buffer in bytes.
		 * @access protected
		 * @since 4.5.000 (2008-12-31)
		 */
		protected $bufferlen = 0;

		/**
		 * If true enables disk caching.
		 * @access protected
		 * @since 4.5.000 (2008-12-31)
		 */
		protected $diskcache = false;

		/**
		 * Counts the number of fonts.
		 * @access protected
		 * @since 4.5.000 (2009-01-02)
		 */
		protected $numfonts = 0;

		/**
		 * Store the font keys.
		 * @access protected
		 * @since 4.5.000 (2009-01-02)
		 */
		protected $fontkeys = array();
		
		/**
		 * Store the font object IDs.
		 * @access protected
		 * @since 4.8.001 (2009-09-09)
		 */
		protected $font_obj_ids = array();

		/**
		 * Store the fage status (true when opened, false when closed).
		 * @access protected
		 * @since 4.5.000 (2009-01-02)
		 */
		protected $pageopen = array();
		
		/**
		 * Default monospaced font
		 * @access protected
		 * @since 4.5.025 (2009-03-10)
		 */
		protected $default_monospaced_font = 'courier';

		/**
		 * Used to store a cloned copy of the current class object
		 * @access protected
		 * @since 4.5.029 (2009-03-19)
		 */
		protected $objcopy;

		/**
		 * Array used to store the lenghts of cache files
		 * @access protected
		 * @since 4.5.029 (2009-03-19)
		 */
		protected $cache_file_lenght = array();

		/**
		 * Table header content to be repeated on each new page
		 * @access protected
		 * @since 4.5.030 (2009-03-20)
		 */
		protected $thead = '';

		/**
		 * Margins used for table header.
		 * @access protected
		 * @since 4.5.030 (2009-03-20)
		 */
		protected $theadMargins = array();

		/**
		 * Cache array for UTF8StringToArray() method.
		 * @access protected
		 * @since 4.5.037 (2009-04-07)
		 */
		protected $cache_UTF8StringToArray = array();

		/**
		 * Maximum size of cache array used for UTF8StringToArray() method.
		 * @access protected
		 * @since 4.5.037 (2009-04-07)
		 */
		protected $cache_maxsize_UTF8StringToArray = 8;

		/**
		 * Current size of cache array used for UTF8StringToArray() method.
		 * @access protected
		 * @since 4.5.037 (2009-04-07)
		 */
		protected $cache_size_UTF8StringToArray = 0;

		/**
		 * If true enables document signing
		 * @access protected
		 * @since 4.6.005 (2009-04-24)
		 */
		protected $sign = false;

		/**
		 * Signature data
		 * @access protected
		 * @since 4.6.005 (2009-04-24)
		 */
		protected $signature_data = array();

		/**
		 * Signature max lenght
		 * @access protected
		 * @since 4.6.005 (2009-04-24)
		 */
		protected $signature_max_lenght = 11742;

		/**
		 * Regular expression used to find blank characters used for word-wrapping.
		 * @access protected
		 * @since 4.6.006 (2009-04-28)
		 */
		protected $re_spaces = '/[\s]/';

		/**
		 * Signature object ID
		 * @access protected
		 * @since 4.6.022 (2009-06-23)
		 */
		protected $sig_obj_id = 0;

		/**
		 * ByteRange placemark used during signature process.
		 * @access protected
		 * @since 4.6.028 (2009-08-25)
		 */
		protected $byterange_string = '/ByteRange[0 ********** ********** **********]';

		/**
		 * Placemark used during signature process.
		 * @access protected
		 * @since 4.6.028 (2009-08-25)
		 */
		protected $sig_annot_ref = '***SIGANNREF*** 0 R';

		/**
		 * ID of page objects
		 * @access protected
		 * @since 4.7.000 (2009-08-29)
		 */
		protected $page_obj_id = array();

		/**
		 * Start ID for embedded file objects
		 * @access protected
		 * @since 4.7.000 (2009-08-29)
		 */
		protected $embedded_start_obj_id = 100000;

		/**
		 * Start ID for annotation objects
		 * @access protected
		 * @since 4.7.000 (2009-08-29)
		 */
		protected $annots_start_obj_id = 200000;
		
		/**
		 * Max ID of annotation object
		 * @access protected
		 * @since 4.7.000 (2009-08-29)
		 */
		protected $annot_obj_id = 200000;
		
		/**
		 * Current ID of annotation object
		 * @access protected
		 * @since 4.8.003 (2009-09-15)
		 */
		protected $curr_annot_obj_id = 200000;
		
		/**
		 * List of form annotations IDs
		 * @access protected
		 * @since 4.8.000 (2009-09-07)
		 */
		protected $form_obj_id = array();
		
		/*
		 * Deafult Javascript field properties. Possible values are described on official Javascript for Acrobat API reference. Annotation options can be directly specified using the 'aopt' entry.
		 * @access protected
		 * @since 4.8.000 (2009-09-07)
		 */
		protected $default_form_prop = array('lineWidth'=>1, 'borderStyle'=>'solid', 'fillColor'=>array(255, 255, 255), 'strokeColor'=>array(128, 128, 128));

		/**
		 * Javascript objects array
		 * @access protected
		 * @since 4.8.000 (2009-09-07)
		 */
		protected $js_objects = array();

		/**
		 * Start ID for javascript objects
		 * @access protected
		 * @since 4.8.000 (2009-09-07)
		 */
		protected $js_start_obj_id = 300000;
		
		/**
		 * Current ID of javascript object
		 * @access protected
		 * @since 4.8.000 (2009-09-07)
		 */
		protected $js_obj_id = 300000;
		
		/**
		 * Current form action (used during XHTML rendering)
		 * @access protected
		 * @since 4.8.000 (2009-09-07)
		 */
		protected $form_action = '';

		/**
		 * Current form encryption type (used during XHTML rendering)
		 * @access protected
		 * @since 4.8.000 (2009-09-07)
		 */
		protected $form_enctype = 'application/x-www-form-urlencoded';

		/**
		 * Current method to submit forms.
		 * @access protected
		 * @since 4.8.000 (2009-09-07)
		 */
		protected $form_mode = 'post';

		/**
		 * Start ID for appearance streams XObjects
		 * @access protected
		 * @since 4.8.001 (2009-09-09)
		 */
		protected $apxo_start_obj_id = 400000;
		
		/**
		 * Current ID of appearance streams XObjects
		 * @access protected
		 * @since 4.8.001 (2009-09-09)
		 */
		protected $apxo_obj_id = 400000;
		
		/**
		 * List of fonts used on form fields (fontname => fontkey).
		 * @access protected
		 * @since 4.8.001 (2009-09-09)
		 */
		protected $annotation_fonts = array();
		
		/**
		 * List of radio buttons parent objects.
		 * @access protected
		 * @since 4.8.001 (2009-09-09)
		 */
		protected $radiobutton_groups = array();
		
		/**
		 * List of radio group objects IDs
		 * @access protected
		 * @since 4.8.001 (2009-09-09)
		 */
		protected $radio_groups = array();
		
		/**
		 * Text indentation value (used for text-indent CSS attribute) 
		 * @access protected
		 * @since 4.8.006 (2009-09-23)
		 */
		protected $textindent = 0;
		
		/**
		 * Store page number when startTransaction() is called.
		 * @access protected
		 * @since 4.8.006 (2009-09-23)
		 */
		protected $start_transaction_page = 0;
		
		//------------------------------------------------------------
		// METHODS
		//------------------------------------------------------------

		/**
		 * This is the class constructor. 
		 * It allows to set up the page format, the orientation and 
		 * the measure unit used in all the methods (except for the font sizes).
		 * @since 1.0
		 * @param string $orientation page orientation. Possible values are (case insensitive):<ul><li>P or Portrait (default)</li><li>L or Landscape</li></ul>
		 * @param string $unit User measure unit. Possible values are:<ul><li>pt: point</li><li>mm: millimeter (default)</li><li>cm: centimeter</li><li>in: inch</li></ul><br />A point equals 1/72 of inch, that is to say about 0.35 mm (an inch being 2.54 cm). This is a very common unit in typography; font sizes are expressed in that unit.
		 * @param mixed $format The format used for pages. It can be either one of the following values (case insensitive) or a custom format in the form of a two-element array containing the width and the height (expressed in the unit given by unit).<ul><li>4A0</li><li>2A0</li><li>A0</li><li>A1</li><li>A2</li><li>A3</li><li>A4 (default)</li><li>A5</li><li>A6</li><li>A7</li><li>A8</li><li>A9</li><li>A10</li><li>B0</li><li>B1</li><li>B2</li><li>B3</li><li>B4</li><li>B5</li><li>B6</li><li>B7</li><li>B8</li><li>B9</li><li>B10</li><li>C0</li><li>C1</li><li>C2</li><li>C3</li><li>C4</li><li>C5</li><li>C6</li><li>C7</li><li>C8</li><li>C9</li><li>C10</li><li>RA0</li><li>RA1</li><li>RA2</li><li>RA3</li><li>RA4</li><li>SRA0</li><li>SRA1</li><li>SRA2</li><li>SRA3</li><li>SRA4</li><li>LETTER</li><li>LEGAL</li><li>EXECUTIVE</li><li>FOLIO</li></ul>
		 * @param boolean $unicode TRUE means that the input text is unicode (default = true)
		 * @param boolean $diskcache if TRUE reduce the RAM memory usage by caching temporary data on filesystem (slower).
		 * @param String $encoding charset encoding; default is UTF-8
		 * @access public
		 */
		public function __construct($orientation='P', $unit='mm', $format='A4', $unicode=true, $encoding='UTF-8', $diskcache=false) {
			/* Set internal character encoding to ASCII */
			if (function_exists('mb_internal_encoding') AND mb_internal_encoding()) {
				$this->internal_encoding = mb_internal_encoding();
				mb_internal_encoding('ASCII');
			}
			// set disk caching
			$this->diskcache = $diskcache ? true : false;
			// set language direction
			$this->rtl = false;
			$this->tmprtl = false;
			//Some checks
			$this->_dochecks();
			//Initialization of properties
			$this->isunicode = $unicode;
			$this->page = 0;
			$this->transfmrk[0] = array();
			$this->pagedim = array();
			$this->n = 2;
			$this->buffer = '';
			$this->pages = array();
			$this->state = 0;
			$this->fonts = array();
			$this->FontFiles = array();
			$this->diffs = array();
			$this->images = array();
			$this->links = array();
			$this->gradients = array();
			$this->InFooter = false;
			$this->lasth = 0;
			$this->FontFamily = 'helvetica';
			$this->FontStyle = '';
			$this->FontSizePt = 12;
			$this->underline = false;
			$this->linethrough = false;
			$this->DrawColor = '0 G';
			$this->FillColor = '0 g';
			$this->TextColor = '0 g';
			$this->ColorFlag = false;
			// encryption values
			$this->encrypted = false;
			$this->last_rc4_key = '';
			$this->padding = "\x28\xBF\x4E\x5E\x4E\x75\x8A\x41\x64\x00\x4E\x56\xFF\xFA\x01\x08\x2E\x2E\x00\xB6\xD0\x68\x3E\x80\x2F\x0C\xA9\xFE\x64\x53\x69\x7A";
			//Standard Unicode fonts
			$this->CoreFonts = array(
				'courier'=>'Courier',
				'courierB'=>'Courier-Bold',
				'courierI'=>'Courier-Oblique',
				'courierBI'=>'Courier-BoldOblique',
				'helvetica'=>'Helvetica',
				'helveticaB'=>'Helvetica-Bold',
				'helveticaI'=>'Helvetica-Oblique',
				'helveticaBI'=>'Helvetica-BoldOblique',
				'times'=>'Times-Roman',
				'timesB'=>'Times-Bold',
				'timesI'=>'Times-Italic',
				'timesBI'=>'Times-BoldItalic',
				'symbol'=>'Symbol',
				'zapfdingbats'=>'ZapfDingbats'
			);
			//Set scale factor
			$this->setPageUnit($unit);
			// set page format and orientation
			$this->setPageFormat($format, $orientation);
			//Page margins (1 cm)
			$margin = 28.35 / $this->k;
			$this->SetMargins($margin, $margin);
			//Interior cell margin
			$this->cMargin = $margin / 10;
			//Line width (0.2 mm)
			$this->LineWidth = 0.57 / $this->k;
			$this->linestyleWidth = sprintf('%.2F w', ($this->LineWidth * $this->k));
			$this->linestyleCap = '0 J';
			$this->linestyleJoin = '0 j';
			$this->linestyleDash = '[] 0 d';
			//Automatic page break
			$this->SetAutoPageBreak(true, (2 * $margin));
			//Full width display mode
			$this->SetDisplayMode('fullwidth');
			//Compression
			$this->SetCompression(true);
			//Set default PDF version number
			$this->PDFVersion = '1.7';
			$this->encoding = $encoding;
			$this->HREF = array();
			$this->getFontsList();
			$this->fgcolor = array('R' => 0, 'G' => 0, 'B' => 0);
			$this->bgcolor = array('R' => 255, 'G' => 255, 'B' => 255);
			$this->extgstates = array();
			// user's rights
			$this->sign = false;
			$this->ur = false;
			$this->ur_document = '/FullSave';
			$this->ur_annots = '/Create/Delete/Modify/Copy/Import/Export';
			$this->ur_form = '/Add/Delete/FillIn/Import/Export/SubmitStandalone/SpawnTemplate';
			$this->ur_signature = '/Modify';			
			// set default JPEG quality
			$this->jpeg_quality = 75;
			// initialize some settings
			$this->utf8Bidi(array(''), '');
			// set default font
			$this->SetFont($this->FontFamily, $this->FontStyle, $this->FontSizePt);
			// check if PCRE Unicode support is enabled
			if ($this->isunicode AND (@preg_match('/\pL/u', 'a') == 1)) {
				// PCRE unicode support is turned ON
				// \p{Z} or \p{Separator}: any kind of Unicode whitespace or invisible separator.
				// \p{Lo} or \p{Other_Letter}: a Unicode letter or ideograph that does not have lowercase and uppercase variants.
				// \p{Lo} is needed because Chinese characters are packed next to each other without spaces in between.
				//$this->re_spaces = '/[\s\p{Z}\p{Lo}]/u';
				$this->re_spaces = '/[\s\p{Z}]/u';
			} else {
				// PCRE unicode support is turned OFF
				$this->re_spaces = '/[\s]/';
			}
			$this->annot_obj_id = $this->annots_start_obj_id;
			$this->curr_annot_obj_id = $this->annots_start_obj_id;
			$this->apxo_obj_id = $this->apxo_start_obj_id;
			$this->js_obj_id = $this->js_start_obj_id;
			$this->default_form_prop = array('lineWidth'=>1, 'borderStyle'=>'solid', 'fillColor'=>array(255, 255, 255), 'strokeColor'=>array(128, 128, 128));
		}
		
		/**
		 * Default destructor.
		 * @access public
		 * @since 1.53.0.TC016
		 */
		public function __destruct() {
			// restore internal encoding
			if (isset($this->internal_encoding) AND !empty($this->internal_encoding)) {
				mb_internal_encoding($this->internal_encoding);
			}
			// unset all class variables
			$this->_destroy(true);
		}
		
		/**
		 * Set the units of measure for the document.
		 * @param string $unit User measure unit. Possible values are:<ul><li>pt: point</li><li>mm: millimeter (default)</li><li>cm: centimeter</li><li>in: inch</li></ul><br />A point equals 1/72 of inch, that is to say about 0.35 mm (an inch being 2.54 cm). This is a very common unit in typography; font sizes are expressed in that unit.
		 * @access public
		 * @since 3.0.015 (2008-06-06)
		 */
		public function setPageUnit($unit) {
		//Set scale factor
			switch (strtolower($unit)) {
				// points
				case 'px':
				case 'pt': {
					$this->k = 1;
					break;
				}
				// millimeters
				case 'mm': {
					$this->k = $this->dpi / 25.4;
					break;
				}
				// centimeters
				case 'cm': {
					$this->k = $this->dpi / 2.54;
					break;
				}
				// inches
				case 'in': {
					$this->k = $this->dpi;
					break;
				}
				// unsupported unit
				default : {
					$this->Error('Incorrect unit: '.$unit);
					break;
				}
			}
			if (isset($this->CurOrientation)) {
					$this->setPageOrientation($this->CurOrientation);
			}
		}
		
		/**
		* Set the page format
		* @param mixed $format The format used for pages. It can be either one of the following values (case insensitive) or a custom format in the form of a two-element array containing the width and the height (expressed in the unit given by unit).<ul><li>4A0</li><li>2A0</li><li>A0</li><li>A1</li><li>A2</li><li>A3</li><li>A4 (default)</li><li>A5</li><li>A6</li><li>A7</li><li>A8</li><li>A9</li><li>A10</li><li>B0</li><li>B1</li><li>B2</li><li>B3</li><li>B4</li><li>B5</li><li>B6</li><li>B7</li><li>B8</li><li>B9</li><li>B10</li><li>C0</li><li>C1</li><li>C2</li><li>C3</li><li>C4</li><li>C5</li><li>C6</li><li>C7</li><li>C8</li><li>C9</li><li>C10</li><li>RA0</li><li>RA1</li><li>RA2</li><li>RA3</li><li>RA4</li><li>SRA0</li><li>SRA1</li><li>SRA2</li><li>SRA3</li><li>SRA4</li><li>LETTER</li><li>LEGAL</li><li>EXECUTIVE</li><li>FOLIO</li></ul>
		* @param string $orientation page orientation. Possible values are (case insensitive):<ul><li>P or PORTRAIT (default)</li><li>L or LANDSCAPE</li></ul>
		* @access public
		* @since 3.0.015 (2008-06-06)
		*/
		public function setPageFormat($format, $orientation='P') {
			//Page format
			if (is_string($format)) {
				// Page formats (45 standard ISO paper formats and 4 american common formats).
				// Paper cordinates are calculated in this way: (inches * 72) where (1 inch = 2.54 cm)
				switch (strtoupper($format)) {
					case '4A0': {$format = array(4767.87,6740.79); break;}
					case '2A0': {$format = array(3370.39,4767.87); break;}
					case 'A0': {$format = array(2383.94,3370.39); break;}
					case 'A1': {$format = array(1683.78,2383.94); break;}
					case 'A2': {$format = array(1190.55,1683.78); break;}
					case 'A3': {$format = array(841.89,1190.55); break;}
					case 'A4': default: {$format = array(595.28,841.89); break;}
					case 'A5': {$format = array(419.53,595.28); break;}
					case 'A6': {$format = array(297.64,419.53); break;}
					case 'A7': {$format = array(209.76,297.64); break;}
					case 'A8': {$format = array(147.40,209.76); break;}
					case 'A9': {$format = array(104.88,147.40); break;}
					case 'A10': {$format = array(73.70,104.88); break;}
					case 'B0': {$format = array(2834.65,4008.19); break;}
					case 'B1': {$format = array(2004.09,2834.65); break;}
					case 'B2': {$format = array(1417.32,2004.09); break;}
					case 'B3': {$format = array(1000.63,1417.32); break;}
					case 'B4': {$format = array(708.66,1000.63); break;}
					case 'B5': {$format = array(498.90,708.66); break;}
					case 'B6': {$format = array(354.33,498.90); break;}
					case 'B7': {$format = array(249.45,354.33); break;}
					case 'B8': {$format = array(175.75,249.45); break;}
					case 'B9': {$format = array(124.72,175.75); break;}
					case 'B10': {$format = array(87.87,124.72); break;}
					case 'C0': {$format = array(2599.37,3676.54); break;}
					case 'C1': {$format = array(1836.85,2599.37); break;}
					case 'C2': {$format = array(1298.27,1836.85); break;}
					case 'C3': {$format = array(918.43,1298.27); break;}
					case 'C4': {$format = array(649.13,918.43); break;}
					case 'C5': {$format = array(459.21,649.13); break;}
					case 'C6': {$format = array(323.15,459.21); break;}
					case 'C7': {$format = array(229.61,323.15); break;}
					case 'C8': {$format = array(161.57,229.61); break;}
					case 'C9': {$format = array(113.39,161.57); break;}
					case 'C10': {$format = array(79.37,113.39); break;}
					case 'RA0': {$format = array(2437.80,3458.27); break;}
					case 'RA1': {$format = array(1729.13,2437.80); break;}
					case 'RA2': {$format = array(1218.90,1729.13); break;}
					case 'RA3': {$format = array(864.57,1218.90); break;}
					case 'RA4': {$format = array(609.45,864.57); break;}
					case 'SRA0': {$format = array(2551.18,3628.35); break;}
					case 'SRA1': {$format = array(1814.17,2551.18); break;}
					case 'SRA2': {$format = array(1275.59,1814.17); break;}
					case 'SRA3': {$format = array(907.09,1275.59); break;}
					case 'SRA4': {$format = array(637.80,907.09); break;}
					case 'LETTER': {$format = array(612.00,792.00); break;}
					case 'LEGAL': {$format = array(612.00,1008.00); break;}
					case 'EXECUTIVE': {$format = array(521.86,756.00); break;}
					case 'FOLIO': {$format = array(612.00,936.00); break;}
				}
				$this->fwPt = $format[0];
				$this->fhPt = $format[1];
			} else {
				$this->fwPt = $format[0] * $this->k;
				$this->fhPt = $format[1] * $this->k;
			}
			$this->setPageOrientation($orientation);
		}
		
		/**
		* Set page orientation.
		* @param string $orientation page orientation. Possible values are (case insensitive):<ul><li>P or PORTRAIT (default)</li><li>L or LANDSCAPE</li></ul>
		* @param boolean $autopagebreak Boolean indicating if auto-page-break mode should be on or off.
		* @param float $bottommargin bottom margin of the page.
		* @access public
		* @since 3.0.015 (2008-06-06)
		*/
		public function setPageOrientation($orientation, $autopagebreak='', $bottommargin='') {
			$orientation = strtoupper($orientation);
			if (($orientation == 'P') OR ($orientation == 'PORTRAIT')) {
				$this->CurOrientation = 'P';
				$this->wPt = $this->fwPt;
				$this->hPt = $this->fhPt;
			} elseif (($orientation == 'L') OR ($orientation == 'LANDSCAPE')) {
				$this->CurOrientation = 'L';
				$this->wPt = $this->fhPt;
				$this->hPt = $this->fwPt;
			} else {
				$this->Error('Incorrect orientation: '.$orientation);
			}
			$this->w = $this->wPt / $this->k;
			$this->h = $this->hPt / $this->k;
			if ($this->empty_string($autopagebreak)) {
				if (isset($this->AutoPageBreak)) {
					$autopagebreak = $this->AutoPageBreak;
				} else {
					$autopagebreak = true;
				}
			}
			if ($this->empty_string($bottommargin)) {
				if (isset($this->bMargin)) {
					$bottommargin = $this->bMargin;
				} else {
					// default value = 2 cm
					$bottommargin = 2 * 28.35 / $this->k;
				}
			}
			$this->SetAutoPageBreak($autopagebreak, $bottommargin);
			// store page dimensions
			$this->pagedim[$this->page] = array('w' => $this->wPt, 'h' => $this->hPt, 'wk' => $this->w, 'hk' => $this->h, 'tm' => $this->tMargin, 'bm' => $bottommargin, 'lm' => $this->lMargin, 'rm' => $this->rMargin, 'pb' => $autopagebreak, 'or' …

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