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<?php/*** File_PDF::** The File_PDF:: class provides a PHP-only implementation of a PDF library.* No external libs or PHP extensions are required.** Based on the FPDF class by Olivier Plathey (http://www.fpdf.org).** Copyright 2001-2003 Olivier Plathey <olivier@fpdf.org>* Copyright 2003-2007 The Horde Project (http://www.horde.org/)** See the enclosed file COPYING for license information (LGPL). If you* did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.** $Horde: framework/File_PDF/PDF.php,v 1.48 2007/01/05 13:12:21 jan Exp $** @author Olivier Plathey <olivier@fpdf.org>* @author Marko Djukic <marko@oblo.com>* @author Jan Schneider <jan@horde.org>* @package File_PDF* @category Fileformats*/class File_PDF {/*** Current page number.** @var integer*/var $_page = 0;/*** Current object number.** @var integer*/var $_n = 2;/*** Array of object offsets.** @var array*/var $_offsets = array();/*** Buffer holding in-memory PDF.** @var string*/var $_buffer = '';/*** Array containing the pages.** @var array*/var $_pages = array();/*** Current document state.* 0 - initial state* 1 - document opened* 2 - page opened* 3 - document closed** @var integer*/var $_state = 0;/*** Flag indicating if PDF file is to be compressed or not.** @var boolean*/var $_compress;/*** The default page orientation.** @var string*/var $_default_orientation;/*** The current page orientation.** @var string*/var $_current_orientation;/*** Array indicating orientation changes.** @var array*/var $_orientation_changes = array();/*** Current width of page format in points.** @var float*/var $fwPt;/*** Current height of page format in points.** @var float*/var $fhPt;/*** Current width of page format in user units.** @var float*/var $fw;/*** Current height of page format in user units.** @var float*/var $fh;/*** Current width of page in points.** @var float*/var $wPt;/*** Current height of page in points.** @var float*/var $hPt;/*** Current width of page in user units** @var float*/var $w;/*** Current height of page in user units** @var float*/var $h;/*** Scale factor (number of points in user units).** @var float*/var $_scale;/*** Left page margin size.** @var float*/var $_left_margin;/*** Top page margin size.** @var float*/var $_top_margin;/*** Right page margin size.** @var float*/var $_right_margin;/*** Break page margin size, the bottom margin which triggers a page break.** @var float*/var $_break_margin;/*** Cell margin size.** @var float*/var $_cell_margin;/*** The current horizontal position for cell positioning.* Value is set in user units and is calculated from the top left corner* as origin.** @var float*/var $x;/*** The current vertical position for cell positioning.* Value is set in user units and is calculated from the top left corner* as origin.** @var float*/var $y;/*** The height of the last cell printed.** @var float*/var $_last_height;/*** Line width in user units.** @var float*/var $_line_width;/*** An array of standard font names.** @var array*/var $_core_fonts = 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');/*** An array of used fonts.** @var array*/var $_fonts = array();/*** An array of font files.** @var array*/var $_font_files = array();/*** An array of encoding differences.** @var array*/var $_diffs = array();/*** An array of used images.** @var array*/var $_images = array();/*** An array of links in pages.** @var array*/var $_page_links;/*** An array of internal links.** @var array*/var $_links = array();/*** Current font family.** @var string*/var $_font_family = '';/*** Current font style.** @var string*/var $_font_style = '';/*** Underlining flag.** @var boolean*/var $_underline = false;/*** An array containing current font info.** @var array*/var $_current_font;/*** Current font size in points.** @var float*/var $_font_size_pt = 12;/*** Current font size in user units.** @var float*/var $_font_size;/*** Commands for filling color.** @var string*/var $_fill_color = '0 g';/*** Commands for text color.** @var string*/var $_text_color = '0 g';/*** Whether text color is different from fill color.** @var boolean*/var $_color_flag = false;/*** Commands for drawing color.** @var string*/var $_draw_color = '0 G';/*** Word spacing.** @var integer*/var $_word_spacing = 0;/*** Automatic page breaking.** @var boolean*/var $_auto_page_break;/*** Threshold used to trigger page breaks.** @var float*/var $_page_break_trigger;/*** Flag set when processing footer.** @var boolean*/var $_in_footer = false;/*** Zoom display mode.** @var string*/var $_zoom_mode;/*** Layout display mode.** @var string*/var $_layout_mode;/*** An array containing the document info, consisting of:* - title* - subject* - author* - keywords* - creator** @var array*/var $_info = array();/*** Alias for total number of pages.** @var string*/var $_alias_nb_pages = '{nb}';/*** Attempts to return a conrete PDF instance. It allows to set up the page* format, the orientation and the units of measurement used in all the* methods (except for the font sizes).** Example:<pre>* $pdf = &File_PDF::factory(array('orientation' => 'P',* 'unit' => 'mm',* 'format' => 'A4'));</pre>** @param array $params A hash with parameters for the created PDF object.* Possible parameters are:* orientation - Default page orientation. Possible* values are (case insensitive):* <pre>* - P or Portrait (default)* - L or Landscape* </pre>* unit - User measure units. Possible values values* are:* <pre>* - pt: point* - mm: millimeter (default)* - cm: centimeter* - in: inch* </pre>* 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.* format - The format used for pages. It can be* either one of the following values (case* insensitive):* <pre>* - A3* - A4 (default)* - A5* - Letter* - Legal* </pre>* or a custom format in the form of a two-element* array containing the width and the height* (expressed in the unit given by the unit* parameter).* @param string $class The concrete class name to return an instance of.* Defaults to File_PDF.*/function &factory($params = array(), $class = 'File_PDF'){/* Check for PHP locale-related bug. */if (1.1 == 1) {$error = File_PDF::raiseError('Do not alter the locale before including the class file.');return $error;}/* Default parameters. */$defaults = array('orientation' => 'P', 'unit' => 'mm', 'format' => 'A4');/* Backward compatibility with old method signature. *//* Should be removed a few versions later. */if (!is_array($params)) {$class = 'File_PDF';$params = $defaults;$names = array_keys($defaults);for ($i = 0; $i < func_num_args(); $i++) {$params[$names[$i]] = func_get_arg($i);}} else {$params = array_merge($defaults, $params);}/* Create the PDF object. */$pdf = &new $class();/* Scale factor. */if ($params['unit'] == 'pt') {$pdf->_scale = 1;} elseif ($params['unit'] == 'mm') {$pdf->_scale = 72 / 25.4;} elseif ($params['unit'] == 'cm') {$pdf->_scale = 72 / 2.54;} elseif ($params['unit'] == 'in') {$pdf->_scale = 72;} else {$error = File_PDF::raiseError(sprintf('Incorrect units: %s', $params['unit']));return $error;}/* Page format. */if (is_string($params['format'])) {$params['format'] = strtolower($params['format']);if ($params['format'] == 'a3') {$params['format'] = array(841.89, 1190.55);} elseif ($params['format'] == 'a4') {$params['format'] = array(595.28, 841.89);} elseif ($params['format'] == 'a5') {$params['format'] = array(420.94, 595.28);} elseif ($params['format'] == 'letter') {$params['format'] = array(612, 792);} elseif ($params['format'] == 'legal') {$params['format'] = array(612, 1008);} else {$error = File_PDF::raiseError(sprintf('Unknown page format: %s', $params['format']));return $error;}$pdf->fwPt = $params['format'][0];$pdf->fhPt = $params['format'][1];} else {$pdf->fwPt = $params['format'][0] * $pdf->_scale;$pdf->fhPt = $params['format'][1] * $pdf->_scale;}$pdf->fw = $pdf->fwPt / $pdf->_scale;$pdf->fh = $pdf->fhPt / $pdf->_scale;/* Page orientation. */$params['orientation'] = strtolower($params['orientation']);if ($params['orientation'] == 'p' || $params['orientation'] == 'portrait') {$pdf->_default_orientation = 'P';$pdf->wPt = $pdf->fwPt;$pdf->hPt = $pdf->fhPt;} elseif ($params['orientation'] == 'l' || $params['orientation'] == 'landscape') {$pdf->_default_orientation = 'L';$pdf->wPt = $pdf->fhPt;$pdf->hPt = $pdf->fwPt;} else {$error = File_PDF::raiseError(sprintf('Incorrect orientation: %s', $params['orientation']));return $error;}$pdf->_current_orientation = $pdf->_default_orientation;$pdf->w = $pdf->wPt / $pdf->_scale;$pdf->h = $pdf->hPt / $pdf->_scale;/* Page margins (1 cm) */$margin = 28.35 / $pdf->_scale;$pdf->setMargins($margin, $margin);/* Interior cell margin (1 mm) */$pdf->_cell_margin = $margin / 10;/* Line width (0.2 mm) */$pdf->_line_width = .567 / $pdf->_scale;/* Automatic page break */$pdf->setAutoPageBreak(true, 2 * $margin);/* Full width display mode */$pdf->setDisplayMode('fullwidth');/* Compression */$pdf->setCompression(true);return $pdf;}/*** Returns a PEAR_Error object. Wraps around PEAR::raiseError() to* avoid having to include PEAR.php unless an error occurs.** @param mixed $error The error message.** @return object PEAR_Error*/function raiseError($error){require_once 'PEAR.php';return PEAR::raiseError($error);}/*** Defines the left, top and right margins. By default, they equal 1 cm.* Call this method to change them.** @param float $left Left margin.* @param float $top Top margin.* @param float $right Right margin. If not specified default to the value* of the left one.** @see File_PDF::setAutoPageBreak* @see File_PDF::setLeftMargin* @see File_PDF::setRightMargin* @see File_PDF::setTopMargin*/function setMargins($left, $top, $right = null){/* Set left and top margins. */$this->_left_margin = $left;$this->_top_margin = $top;/* If no right margin set default to same as left. */$this->_right_margin = (is_null($right) ? $left : $right);}/*** Defines the left margin. The method can be called before creating the* first page.* If the current abscissa gets out of page, it is brought back to the* margin.** @param float $margin The margin.** @see File_PDF::setAutoPageBreak* @see File_PDF::setMargins* @see File_PDF::setRightMargin* @see File_PDF::setTopMargin*/function setLeftMargin($margin){$this->_left_margin = $margin;/* If there is a current page and the current X position is less than* margin set the X position to the margin value. */if ($this->_page > 0 && $this->x < $margin) {$this->x = $margin;}}/*** Defines the top margin. The method can be called before creating the* first page.** @param float $margin The margin.*/function setTopMargin($margin){$this->_top_margin = $margin;}/*** Defines the right margin. The method can be called before creating the* first page.** @param float $margin The margin.*/function setRightMargin($margin){$this->_right_margin = $margin;}/*** Returns the actual page width.** @since File_PDF 0.2.0* @since Horde 3.2** @return float The page width.*/function getPageWidth(){return ($this->w - $this->_right_margin - $this->_left_margin);}/*** Returns the actual page height.** @since File_PDF 0.2.0* @since Horde 3.2** @return float The page height.*/function getPageHeight(){return ($this->h - $this->_top_margin - $this->_break_margin);}/*** Enables or disables the automatic page breaking mode. When enabling,* the second parameter is the distance from the bottom of the page that* defines the triggering limit. By default, the mode is on and the margin* is 2 cm.** @param boolean auto Boolean indicating if mode should be on or off.* @param float $margin Distance from the bottom of the page.*/function setAutoPageBreak($auto, $margin = 0){$this->_auto_page_break = $auto;$this->_break_margin = $margin;$this->_page_break_trigger = $this->h - $margin;}/*** Defines the way the document is to be displayed by the viewer. The zoom* level can be set: pages can be displayed entirely on screen, occupy the* full width of the window, use real size, be scaled by a specific* zooming factor or use viewer default (configured in the Preferences* menu of Acrobat). The page layout can be specified too: single at once,* continuous display, two columns or viewer default.* By default, documents use the full width mode with continuous display.** @param mixed $zoom The zoom to use. It can be one of the* following string values:* - fullpage: entire page on screen* - fullwidth: maximum width of window* - real: uses real size (100% zoom)* - default: uses viewer default mode* or a number indicating the zooming factor.* @param string layout The page layout. Possible values are:* - single: one page at once* - continuous: pages in continuously* - two: two pages on two columns* - default: uses viewer default mode* Default value is continuous.*/function setDisplayMode($zoom, $layout = 'continuous'){$zoom = strtolower($zoom);if ($zoom == 'fullpage' || $zoom == 'fullwidth' || $zoom == 'real'|| $zoom == 'default' || !is_string($zoom)) {$this->_zoom_mode = $zoom;} elseif ($zoom == 'zoom') {$this->_zoom_mode = $layout;} else {return $this->raiseError(sprintf('Incorrect zoom display mode: %s', $zoom));}$layout = strtolower($layout);if ($layout == 'single' || $layout == 'continuous' || $layout == 'two'|| $layout == 'default') {$this->_layout_mode = $layout;} elseif ($zoom != 'zoom') {return $this->raiseError(sprintf('Incorrect layout display mode: %s', $layout));}}/*** Activates or deactivates page compression. When activated, the internal* representation of each page is compressed, which leads to a compression* ratio of about 2 for the resulting document.* Compression is on by default.* Note: the Zlib extension is required for this feature. If not present,* compression will be turned off.** @param boolean $compress Boolean indicating if compression must be* enabled or not.*/function setCompression($compress){/* If no gzcompress function is available then default to false. */$this->_compress = (function_exists('gzcompress') ? $compress : false);}/*** Set the info to a document. Possible info settings are:* - title* - subject* - author* - keywords* - creator** @param mixed $info If passed as an array then the complete hash* containing the info to be inserted into the* document. Otherwise the name of setting to be set.* @param string $value The value of the setting.*/function setInfo($info, $value = ''){if (is_array($info)) {$this->_info = $info;} else {$this->_info[$info] = $value;}}/*** Defines an alias for the total number of pages. It will be substituted* as the document is closed.** Example:* class My_File_PDF extends File_PDF {* function footer()* {* // Go to 1.5 cm from bottom* $this->setY(-15);* // Select Arial italic 8* $this->setFont('Arial', 'I', 8);* // Print current and total page numbers* $this->cell(0, 10, 'Page ' . $this->getPageNo() . '/{nb}', 0,* 0, 'C');* }* }* $pdf = &My_File_PDF::factory();* $pdf->aliasNbPages();** @param string $alias The alias. Default value: {nb}.** @see File_PDF::getPageNo* @see File_PDF::footer*/function aliasNbPages($alias = '{nb}'){$this->_alias_nb_pages = $alias;}/*** This method begins the generation of the PDF document; it must be* called before any output commands. No page is created by this method,* therefore it is necessary to call File_PDF::addPage.** @see File_PDF::addPage* @see File_PDF::close*/function open(){$this->_beginDoc();}/*** Terminates the PDF document. It is not necessary to call this method* explicitly because File_PDF::output does it automatically.* If the document contains no page, File_PDF::addPage is called to prevent* from getting an invalid document.** @see File_PDF::open* @see File_PDF::output*/function close(){/* Terminate document */if ($this->_page == 0) {$this->addPage();}/* Page footer */$this->_in_footer = true;$this->footer();$this->_in_footer = false;/* Close page */$this->_endPage();/* Close document */$this->_endDoc();}/*** Adds a new page to the document. If a page is already present, the* File_PDF::footer method is called first to output the footer. Then the* page is added, the current position set to the top-left corner according* to the left and top margins, and File_PDF::header is called to display* the header.* The font which was set before calling is automatically restored. There* is no need to call File_PDF::setFont again if you want to continue with* the same font. The same is true for colors and line width.* The origin of the coordinate system is at the top-left corner and* increasing ordinates go downwards.** @param string $orientation Page orientation. Possible values* are (case insensitive):* - P or Portrait* - L or Landscape* The default value is the one passed to the* constructor.** @see File_PDF::PDF* @see File_PDF::header* @see File_PDF::footer* @see File_PDF::setMargins*/function addPage($orientation = ''){/* For good measure make sure this is called. */$this->_beginDoc();/* Save style settings so that they are not overridden by footer(). */$lw = $this->_line_width;$dc = $this->_draw_color;$fc = $this->_fill_color;$tc = $this->_text_color;$cf = $this->_color_flag;if ($this->_page > 0) {/* Page footer. */$this->_in_footer = true;$this->footer();$this->_in_footer = false;/* Close page. */$this->_endPage();}/* Start new page. */$this->_beginPage($orientation);/* Set line cap style to square. */$this->_out('2 J');/* Set line width. */$this->_line_width = $lw;$this->_out(sprintf('%.2f w', $lw * $this->_scale));/* Set font for the beginning of the page. */$font_family = null;if ($this->_font_family) {$font_family = $this->_font_family;$font_style = $this->_font_style . ($this->_underline ? 'U' : '');$font_size = $this->_font_size_pt;$this->setFont($font_family, $font_style, $font_size);}/* Set colors. */$this->_fill_color = $fc;/* Check if fill color has been set before this page. */if ($this->_fill_color != '0 g') {$this->_out($this->_fill_color);}$this->_draw_color = $dc;/* Check if draw color has been set before this page. */if ($this->_draw_color != '0 G') {$this->_out($this->_draw_color);}$this->_text_color = $tc;$this->_color_flag = $cf;/* Page header. */$this->header();/* Restore line width. */if ($this->_line_width != $lw) {$this->_line_width = $lw;$this->_out(sprintf('%.2f w', $lw * $this->_scale));}/* Make sure the font is set for this page as it was before the* header. */if ($font_family) {$this->setFont($font_family, $font_style, $font_size, true);}/* Restore colors. */if ($this->_draw_color != $dc) {$this->_draw_color = $dc;$this->_out($dc);}if ($this->_fill_color != $fc) {$this->_fill_color = $fc;$this->_out($fc);}$this->_text_color = $tc;$this->_color_flag = $cf;}/*** This method is used to render the page header. It is automatically* called by File_PDF::addPage and should not be called directly by the* application. The implementation in File_PDF:: is empty, so you have to* subclass it and override the method if you want a specific processing.** Example:** class My_File_PDF extends File_PDF {* function header()* {* // Select Arial bold 15* $this->setFont('Arial', 'B', 15);* // Move to the right* $this->cell(80);* // Framed title* $this->cell(30, 10, 'Title', 1, 0, 'C');* // Line break* $this->newLine(20);* }* }** @see File_PDF::footer*/function header(){/* To be implemented in your own inherited class. */}/*** This method is used to render the page footer. It is automatically* called by File_PDF::addPage and File_PDF::close and should not be called* directly by the application. The implementation in File_PDF:: is empty,* so you have to subclass it and override the method if you want a specific* processing.** Example:** class My_File_PDF extends File_PDF {* function footer()* {* // Go to 1.5 cm from bottom* $this->setY(-15);* // Select Arial italic 8* $this->setFont('Arial', 'I', 8);* // Print centered page number* $this->cell(0, 10, 'Page ' . $this->getPageNo(), 0, 0, 'C');* }* }** @see File_PDF::header*/function footer(){/* To be implemented in your own inherited class. */}/*** Returns the current page number.** @return integer** @see File_PDF::aliasNbPages*/function getPageNo(){return $this->_page;}/*** Sets the fill color.** Depending on the colorspace called, the number of color component* parameters required can be either 1, 3 or 4. The method can be called* before the first page is created and the color is retained from page to* page.** @param string $cs Indicates the colorspace which can be either 'rgb',* 'cmyk' or 'gray'. Defaults to 'rgb'.* @param float $c1 First color component, floating point value between 0* and 1. Required for gray, rgb and cmyk.* @param float $c2 Second color component, floating point value between* 0 and 1. Required for rgb and cmyk.* @param float $c3 Third color component, floating point value between* 0 and 1. Required for rgb and cmyk.* @param float $c4 Fourth color component, floating point value between* 0 and 1. Required for cmyk.** @see File_PDF::setTextColor* @see File_PDF::setDrawColor* @see File_PDF::rect* @see File_PDF::cell* @see File_PDF::multiCell*/function setFillColor($cs = 'rgb', $c1, $c2 = 0, $c3 = 0, $c4 = 0){$cs = strtolower($cs);if ($cs == 'rgb') {$this->_fill_color = sprintf('%.3f %.3f %.3f rg', $c1, $c2, $c3);} elseif ($cs == 'cmyk') {$this->_fill_color = sprintf('%.3f %.3f %.3f %.3f k', $c1, $c2, $c3, $c4);} else {$this->_fill_color = sprintf('%.3f g', $c1);}if ($this->_page > 0) {$this->_out($this->_fill_color);}$this->_color_flag = $this->_fill_color != $this->_text_color;}/*** Sets the text color.** Depending on the colorspace called, the number of color component* parameters required can be either 1, 3 or 4. The method can be called* before the first page is created and the color is retained from page to* page.** @param string $cs Indicates the colorspace which can be either 'rgb',* 'cmyk' or 'gray'. Defaults to 'rgb'.* @param float $c1 First color component, floating point value between 0* and 1. Required for gray, rgb and cmyk.* @param float $c2 Second color component, floating point value between* 0 and 1. Required for rgb and cmyk.* @param float $c3 Third color component, floating point value between* 0 and 1. Required for rgb and cmyk.* @param float $c4 Fourth color component, floating point value between* 0 and 1. Required for cmyk.** @since File_PDF 0.2.0* @since Horde 3.2* @see File_PDF::setFillColor* @see File_PDF::setDrawColor* @see File_PDF::rect* @see File_PDF::cell* @see File_PDF::multiCell*/function setTextColor($cs = 'rgb', $c1, $c2 = 0, $c3 = 0, $c4 = 0){$cs = strtolower($cs);if ($cs == 'rgb') {$this->_text_color = sprintf('%.3f %.3f %.3f rg', $c1, $c2, $c3);} elseif ($cs == 'cmyk') {$this->_text_color = sprintf('%.3f %.3f %.3f %.3f k', $c1, $c2, $c3, $c4);} else {$this->_text_color = sprintf('%.3f g', $c1);}if ($this->_page > 0) {$this->_out($this->_text_color);}$this->_color_flag = $this->_fill_color != $this->_text_color;}/*** Sets the draw color, used when drawing lines. Depending on the* colorspace called, the number of color component parameters required* can be either 1, 3 or 4. The method can be called before the first page* is created and the color is retained from page to page.** @param string $cs Indicates the colorspace which can be either 'rgb',* 'cmyk' or 'gray'. Defaults to 'rgb'.* @param float $c1 First color component, floating point value between 0* and 1. Required for gray, rgb and cmyk.* @param float $c2 Second color component, floating point value between* 0 and 1. Required for rgb and cmyk.* @param float $c3 Third color component, floating point value between 0* and 1. Required for rgb and cmyk.* @param float $c4 Fourth color component, floating point value between* 0 and 1. Required for cmyk.** @see File_PDF::setFillColor* @see File_PDF::line* @see File_PDF::rect* @see File_PDF::cell* @see File_PDF::multiCell*/function setDrawColor($cs = 'rgb', $c1, $c2 = 0, $c3 = 0, $c4 = 0){$cs = strtolower($cs);if ($cs == 'rgb') {$this->_draw_color = sprintf('%.3f %.3f %.3f RG', $c1, $c2, $c3);} elseif ($cs == 'cmyk') {$this->_draw_color = sprintf('%.3f %.3f %.3f %.3f K', $c1, $c2, $c3, $c4);} else {$this->_draw_color = sprintf('%.3f G', $c1);}if ($this->_page > 0) {$this->_out($this->_draw_color);}}/*** Returns the length of a text string. A font must be selected.** @param string $text The text whose length is to be computed.* @param boolean $pt Boolean to indicate if the width should be returned* in points or user units. Default is 'false'.** @return float*/function getStringWidth($text, $pt = false){$text = (string)$text;$width = 0;$length = strlen($text);for ($i = 0; $i < $length; $i++) {$width += $this->_current_font['cw'][$text{$i}];}/* Adjust for word spacing. */$width += $this->_word_spacing * substr_count($text, ' ') * $this->_current_font['cw'][' '];if ($pt) {return $width * $this->_font_size_pt / 1000;} else {return $width * $this->_font_size / 1000;}}/*** Defines the line width. By default, the value equals 0.2 mm. The method* can be called before the first page is created and the value is* retained from page to page.** @param float $width The width.** @see File_PDF::line* @see File_PDF::rect* @see File_PDF::cell* @see File_PDF::multiCell*/function setLineWidth($width){$this->_line_width = $width;if ($this->_page > 0) {$this->_out(sprintf('%.2f w', $width * $this->_scale));}}/*** Draws a line between two points.** All coordinates can be negative to provide values from the right or* bottom edge of the page (since File_PDF 0.2.0, Horde 3.2).** @param float $x1 Abscissa of first point.* @param float $y1 Ordinate of first point.* @param float $x2 Abscissa of second point.* @param float $y2 Ordinate of second point.** @see File_PDF::setLineWidth* @see File_PDF::setDrawColor.*/function line($x1, $y1, $x2, $y2){if ($x1 < 0) {$x1 += $this->w;}if ($y1 < 0) {$y1 += $this->h;}if ($x2 < 0) {$x2 += $this->w;}if ($y2 < 0) {$y2 += $this->h;}$this->_out(sprintf('%.2f %.2f m %.2f %.2f l S', $x1 * $this->_scale, ($this->h - $y1) * $this->_scale, $x2 * $this->_scale, ($this->h - $y2) * $this->_scale));}/*** Outputs a rectangle. It can be drawn (border only), filled (with no* border) or both.** All coordinates can be negative to provide values from the right or* bottom edge of the page (since File_PDF 0.2.0, Horde 3.2).** @param float $x Abscissa of upper-left corner.* @param float $y Ordinate of upper-left corner.* @param float $width Width.* @param float $height Height.* @param float $style Style of rendering. Possible values are:* - D or empty string: draw (default)* - F: fill* - DF or FD: draw and fill** @see File_PDF::setLineWidth* @see File_PDF::setDrawColor* @see File_PDF::setFillColor*/function rect($x, $y, $width, $height, $style = ''){if ($x < 0) {$x += $this->w;}if ($y < 0) {$y += $this->h;}$style = strtoupper($style);if ($style == 'F') {$op = 'f';} elseif ($style == 'FD' || $style == 'DF') {$op = 'B';} else {$op = 'S';}$x = $this->_toPt($x);$y = $this->_toPt($y);$width = $this->_toPt($width);$height = $this->_toPt($height);$this->_out(sprintf('%.2f %.2f %.2f %.2f re %s', $x, $this->hPt - $y, $width, -$height, $op));}/*** Outputs a circle. It can be drawn (border only), filled (with no* border) or both.** All coordinates can be negative to provide values from the right or* bottom edge of the page (since File_PDF 0.2.0, Horde 3.2).** @param float $x Abscissa of the center of the circle.* @param float $y Ordinate of the center of the circle.* @param float $r Circle radius.* @param string $style Style of rendering. Possible values are:* - D or empty string: draw (default)* - F: fill* - DF or FD: draw and fill*/function circle($x, $y, $r, $style = ''){if ($x < 0) {$x += $this->w;}if ($y < 0) {$y += $this->h;}$style = strtolower($style);if ($style == 'f') {$op = 'f'; // Style is fill only.} elseif ($style == 'fd' || $style == 'df') {$op = 'B'; // Style is fill and stroke.} else {$op = 'S'; // Style is stroke only.}$x = $this->_toPt($x);$y = $this->_toPt($y);$r = $this->_toPt($r);/* Invert the y scale. */$y = $this->hPt - $y;/* Length of the Bezier control. */$b = $r * 0.552;/* Move from the given origin and set the current point* to the start of the first Bezier curve. */$c = sprintf('%.2f %.2f m', $x - $r, $y);$x = $x - $r;/* First circle quarter. */$c .= sprintf(' %.2f %.2f %.2f %.2f %.2f %.2f c',$x, $y + $b, // First control point.$x + $r - $b, $y + $r, // Second control point.$x + $r, $y + $r); // Final point./* Set x/y to the final point. */$x = $x + $r;$y = $y + $r;/* Second circle quarter. */$c .= sprintf(' %.2f %.2f %.2f %.2f %.2f %.2f c',$x + $b, $y,$x + $r, $y - $r + $b,$x + $r, $y - $r);/* Set x/y to the final point. */$x = $x + $r;$y = $y - $r;/* Third circle quarter. */$c .= sprintf(' %.2f %.2f %.2f %.2f %.2f %.2f c',$x, $y - $b,$x - $r + $b, $y - $r,$x - $r, $y - $r);/* Set x/y to the final point. */$x = $x - $r;$y = $y - $r;/* Fourth circle quarter. */$c .= sprintf(' %.2f %.2f %.2f %.2f %.2f %.2f c %s',$x - $b, $y,$x - $r, $y + $r - $b,$x - $r, $y + $r,$op);/* Output the whole string. */$this->_out($c);}/*** Imports a TrueType or Type1 font and makes it available. It is* necessary to generate a font definition file first with the* makefont.php utility.* The location of the definition file (and the font file itself when* embedding) must be found at the full path name included.** Example:* $pdf->addFont('Comic', 'I');* is equivalent to:* $pdf->addFont('Comic', 'I', 'comici.php');** @param string $family Font family. The name can be chosen arbitrarily.* If it is a standard family name, it will* override the corresponding font.* @param string $style Font style. Possible values are (case* insensitive):* - empty string: regular (default)* - B: bold* - I: italic* - BI or IB: bold italic* @param string $file The font definition file. By default, the name is* built from the family and style, in lower case* with no space.** @see File_PDF::setFont*/function addFont($family, $style = '', $file = ''){$family = strtolower($family);if ($family == 'arial') {$family = 'helvetica';}$style = strtoupper($style);if ($style == 'IB') {$style = 'BI';}if (isset($this->_fonts[$family . $style])) {return $this->raiseError(sprintf('Font already added: %s %s', $family, $style));}if ($file == '') {$file = str_replace(' ', '', $family) . strtolower($style) . '.php';}include($file);if (!isset($name)) {return $this->raiseError('Could not include font definition file.');}$i = count($this->_fonts) + 1;$this->_fonts[$family . $style] = array('i' => $i, 'type' => $type, 'name' => $name, 'desc' => $desc, 'up' => $up, 'ut' => $ut, 'cw' => $cw, 'enc' => $enc, 'file' => $file);if ($diff) {/* Search existing encodings. */$d = 0;$nb = count($this->_diffs);for ($i = 1; $i <= $nb; $i++) {if ($this->_diffs[$i] == $diff) {$d = $i;break;}}if ($d == 0) {$d = $nb + 1;$this->_diffs[$d] = $diff;}$this->_fonts[$family.$style]['diff'] = $d;}if ($file) {if ($type == 'TrueType') {$this->_font_files[$file] = array('length1' => $originalsize);} else {$this->_font_files[$file] = array('length1' => $size1, 'length2' => $size2);}}}/*** Sets the font used to print character strings. It is mandatory to call* this method at least once before printing text or the resulting* document would not be valid. The font can be either a standard one or a* font added via the File_PDF::addFont method. Standard fonts use Windows* encoding cp1252 (Western Europe).* The method can be called before the first page is created and the font* is retained from page to page.* If you just wish to change the current font size, it is simpler to call* File_PDF::setFontSize.** @param string $family Family font. It can be either a name defined by* File_PDF::addFont or one of the standard families* (case insensitive):* - Courier (fixed-width)* - Helvetica or Arial (sans serif)* - Times (serif)* - Symbol (symbolic)* - ZapfDingbats (symbolic)* It is also possible to pass an empty string. In* that case, the current family is retained.* @param string $style Font style. Possible values are (case* insensitive):* - empty string: regular* - B: bold* - I: italic* - U: underline* or any combination. The default value is regular.* Bold and italic styles do not apply to Symbol and* ZapfDingbats.* @param integer $size Font size in points. The default value is the* current size. If no size has been specified since* the beginning of the document, the value taken* is 12.* @param boolean $force Force the setting of the font. Each new page will* require a new call to File_PDF::setFont and* settings this to true will make sure that the* checks for same font calls will be skipped.** @see File_PDF::addFont* @see File_PDF::setFontSize* @see File_PDF::cell* @see File_PDF::multiCell* @see File_PDF::Write*/function setFont($family, $style = '', $size = null, $force = false){$family = strtolower($family);if ($family == 'arial') {/* Use helvetica instead of arial. */$family = 'helvetica';} elseif ($family == 'symbol' || $family == 'zapfdingbats') {/* These two fonts do not have styles available. */$style = '';}$style = strtoupper($style);/* Underline is handled separately, if specified in the style var* remove it from the style and set the underline flag. */if (strpos($style, 'U') !== false) {$this->_underline = true;$style = str_replace('U', '', $style);} else {$this->_underline = false;}if ($style == 'IB') {$style = 'BI';}/* If no size specified, use current size. */if (is_null($size)) {$size = $this->_font_size_pt;}/* If font requested is already the current font and no force setting* of the font is requested (eg. when adding a new page) don't bother* with the rest of the function and simply return. */if ($this->_font_family == $family && $this->_font_style == $style &&$this->_font_size_pt == $size && !$force) {return;}/* Set the font key. */$fontkey = $family . $style;/* Test if already cached. */if (!isset($this->_fonts[$fontkey])) {/* Get the character width definition file. */$font_widths = &File_PDF::_getFontFile($fontkey);if (is_a($font_widths, 'PEAR_Error')) {return $font_widths;}$i = count($this->_fonts) + 1;$this->_fonts[$fontkey] = array('i' => $i,'type' => 'core','name' => $this->_core_fonts[$fontkey],'up' => -100,'ut' => 50,'cw' => $font_widths[$fontkey]);}/* Store font information as current font. */$this->_font_family = $family;$this->_font_style = $style;$this->_font_size_pt = $size;$this->_font_size = $size / $this->_scale;$this->_current_font = &$this->_fonts[$fontkey];/* Output font information if at least one page has been defined. */if ($this->_page > 0) {$this->_out(sprintf('BT /F%d %.2f Tf ET', $this->_current_font['i'], $this->_font_size_pt));}}/*** Defines the size of the current font.** @param float $size The size (in points).** @see File_PDF::setFont*/function setFontSize($size){/* If the font size is already the current font size, just return. */if ($this->_font_size_pt == $size) {return;}/* Set the current font size, both in points and scaled to user* units. */$this->_font_size_pt = $size;$this->_font_size = $size / $this->_scale;/* Output font information if at least one page has been defined. */if ($this->_page > 0) {$this->_out(sprintf('BT /F%d %.2f Tf ET', $this->_current_font['i'], $this->_font_size_pt));}}/*** Defines the style of the current font.** @param string $style The font style.** @see File_PDF::setFont* @since File_PDF 0.2.0* @since Horde 3.2*/function setFontStyle($style){$this->setFont($this->_font_family, $style);}/*** Creates a new internal link and returns its identifier. An internal* link is a clickable area which directs to another place within the* document.* The identifier can then be passed to File_PDF::cell, File_PDF::write,* File_PDF::image or File_PDF::link. The destination is defined with* File_PDF::setLink.** @see File_PDF::cell* @see File_PDF::Write* @see File_PDF::image* @see File_PDF::Link* @see File_PDF::SetLink*/function addLink(){$n = count($this->_links) + 1;$this->_links[$n] = array(0, 0);return $n;}/*** Defines the page and position a link points to.** @param integer $link The link identifier returned by File_PDF::addLink.* @param float $y Ordinate of target position; -1 indicates the* current position. The default value is 0 (top of* page).* @param integer $page Number of target page; -1 indicates the current* page. This is the default value.** @see File_PDF::addLink*/function setLink($link, $y = 0, $page = -1){if ($y == -1) {$y = $this->y;}if ($page == -1) {$page = $this->_page;}$this->_links[$link] = array($page, $y);}/*** Puts a link on a rectangular area of the page. Text or image links are* generally put via File_PDF::cell, File_PDF::Write or File_PDF::image,* but this method can be useful for instance to define a clickable area* inside an image.** All coordinates can be negative to provide values from the right or* bottom edge of the page (since File_PDF 0.2.0, Horde 3.2).** @param float $x Abscissa of the upper-left corner of the rectangle.* @param float $y Ordinate of the upper-left corner of the rectangle.* @param float $width Width of the rectangle.* @param float $height Height of the rectangle.* @param mixed $link URL or identifier returned by File_PDF::addLink.** @see File_PDF::addLink* @see File_PDF::cell* @see File_PDF::Write* @see File_PDF::image*/function link($x, $y, $width, $height, $link){if ($x < 0) {$x += $this->w;}if ($y < 0) {$y += $this->h;}/* Set up the coordinates with correct scaling in pt. */$x = $this->_toPt($x);$y = $this->hPt - $this->_toPt($y);$width = $this->_toPt($width);$height = $this->_toPt($height);/* Save link to page links array. */$this->_link($x, $y, $width, $height, $link);}/*** Prints a character string. The origin is on the left of the first* character, on the baseline. This method allows to place a string* precisely on the page, but it is usually easier to use File_PDF::cell,* File_PDF::multiCell or File_PDF::Write which are the standard methods to* print text.** All coordinates can be negative to provide values from the right or* bottom edge of the page (since File_PDF 0.2.0, Horde 3.2).** @param float $x Abscissa of the origin.* @param float $y Ordinate of the origin.* @param string $text String to print.** @see File_PDF::setFont* @see File_PDF::cell* @see File_PDF::multiCell* @see File_PDF::Write*/function text($x, $y, $text){if ($x < 0) {$x += $this->w;}if ($y < 0) {$y += $this->h;}/* Scale coordinates into points and set correct Y position. */$x = $this->_toPt($x);$y = $this->hPt - $this->_toPt($y);/* Escape any potentially harmful characters. */$text = $this->_escape($text);$out = sprintf('BT %.2f %.2f Td (%s) Tj ET', $x, $y, $text);if ($this->_underline && $text != '') {$out .= ' ' . $this->_doUnderline($x, $y, $text);}if ($this->_color_flag) {$out = sprintf('q %s %s Q', $this->_text_color, $out);}$this->_out($out);}/*** Whenever a page break condition is met, the method is called, and the* break is issued or not depending on the returned value. The default* implementation returns a value according to the mode selected by* File_PDF:setAutoPageBreak.* This method is called automatically and should not be called directly* by the application.** @return boolean** @see File_PDF::setAutoPageBreak.*/function acceptPageBreak(){return $this->_auto_page_break;}/*** Prints a cell (rectangular area) with optional borders, background* color and character string. The upper-left corner of the cell* corresponds to the current position. The text can be aligned or* centered. After the call, the current position moves to the right or to* the next line. It is possible to put a link on the text.* If automatic page breaking is enabled and the cell goes beyond the* limit, a page break is done before outputting.** @param float $width Cell width. If 0, the cell extends up to the right* margin.* @param float $height Cell height. Default value: 0.* @param string $text String to print. Default value: empty.* @param mixed $border Indicates if borders must be drawn around the* cell. The value can be either a number:* - 0: no border (default)* - 1: frame* or a string containing some or all of the* following characters (in any order):* - L: left* - T: top* - R: right* - B: bottom* @param integer $ln Indicates where the current position should go* after the call. Possible values are:* - 0: to the right (default)* - 1: to the beginning of the next line* - 2: below* Putting 1 is equivalent to putting 0 and calling* File_PDF::newLine just after.* @param string $align Allows to center or align the text. Possible* values are:* - L or empty string: left (default)* - C: center* - R: right* @param integer $fill Indicates if the cell fill type. Possible values* are:* - 0: transparent (default)* - 1: painted* @param string $link URL or identifier returned by* File_PDF:addLink.** @see File_PDF::setFont* @see File_PDF::setDrawColor* @see File_PDF::setFillColor* @see File_PDF::setLineWidth* @see File_PDF::addLink* @see File_PDF::newLine* @see File_PDF::multiCell* @see File_PDF::Write* @see File_PDF::setAutoPageBreak*/function cell($width, $height = 0, $text = '', $border = 0, $ln = 0,$align = '', $fill = 0, $link = ''){$k = $this->_scale;if ($this->y + $height > $this->_page_break_trigger &&!$this->_in_footer && $this->AcceptPageBreak()) {$x = $this->x;$ws = $this->_word_spacing;if ($ws > 0) {$this->_word_spacing = 0;$this->_out('0 Tw');}$this->addPage($this->_current_orientation);$this->x = $x;if ($ws > 0) {$this->_word_spacing = $ws;$this->_out(sprintf('%.3f Tw', $ws * $k));}}if ($width == 0) {$width = $this->w - $this->_right_margin - $this->x;}$s = '';if ($fill == 1 || $border == 1) {if ($fill == 1) {$op = ($border == 1) ? 'B' : 'f';} else {$op = 'S';}$s = sprintf('%.2f %.2f %.2f %.2f re %s ', $this->x * $k, ($this->h - $this->y) * $k, $width * $k, -$height * $k, $op);}if (is_string($border)) {if (strpos($border, 'L') !== false) {$s .= sprintf('%.2f %.2f m %.2f %.2f l S ', $this->x * $k, ($this->h - $this->y) * $k, $this->x * $k, ($this->h - ($this->y + $height)) * $k);}if (strpos($border, 'T') !== false) {$s .= sprintf('%.2f %.2f m %.2f %.2f l S ', $this->x * $k, ($this->h - $this->y) * $k, ($this->x + $width) * $k, ($this->h - $this->y) * $k);}if (strpos($border, 'R') !== false) {$s .= sprintf('%.2f %.2f m %.2f %.2f l S ', ($this->x + $width) * $k, ($this->h - $this->y) * $k, ($this->x + $width) * $k, ($this->h - ($this->y + $height)) * $k);}if (strpos($border, 'B') !== false) {$s .= sprintf('%.2f %.2f m %.2f %.2f l S ', $this->x * $k, ($this->h - ($this->y + $height)) * $k, ($this->x + $width) * $k, ($this->h - ($this->y + $height)) * $k);}}if ($text != '') {if ($align == 'R') {$dx = $width - $this->_cell_margin - $this->getStringWidth($text);} elseif ($align == 'C') {$dx = ($width - $this->getStringWidth($text)) / 2;} else {$dx = $this->_cell_margin;}if ($this->_color_flag) {$s .= 'q ' . $this->_text_color . ' ';}$text = str_replace(')', '\\)', str_replace('(', '\\(', str_replace('\\', '\\\\', $text)));$test2 = ((.5 * $height) + (.3 * $this->_font_size));$test1 = $this->fhPt - (($this->y + $test2) * $k);$s .= sprintf('BT %.2f %.2f Td (%s) Tj ET', ($this->x + $dx) * $k, ($this->h - ($this->y + .5 * $height + .3 * $this->_font_size)) * $k, $text);if ($this->_underline) {$s .= ' ' . $this->_doUnderline($this->x + $dx, $this->y + .5 * $height + .3 * $this->_font_size, $text);}if ($this->_color_flag) {$s .= ' Q';}if ($link) {$this->link($this->x + $dx, $this->y + .5 * $height-.5 * $this->_font_size, $this->getStringWidth($text), $this->_font_size, $link);}}if ($s) {$this->_out($s);}$this->_last_height = $height;if ($ln > 0) {/* Go to next line. */$this->y += $height;if ($ln == 1) {$this->x = $this->_left_margin;}} else {$this->x += $width;}}/*** This method allows printing text with line breaks. They can be* automatic (as soon as the text reaches the right border of the cell) or* explicit (via the \n character). As many cells as necessary are output,* one below the other.* Text can be aligned, centered or justified. The cell block can be* framed and the background painted.** @param float $width Width of cells. If 0, they extend up to the right* margin of the page.* @param float $height Height of cells.* @param string $text String to print.* @param mixed $border Indicates if borders must be drawn around the cell* block. The value can be either a number:* - 0: no border (default)* - 1: frame* or a string containing some or all of the* following characters (in any order):* - L: left* - T: top* - R: right* - B: bottom* @param string $align Sets the text alignment. Possible values are:* - L: left alignment* - C: center* - R: right alignment* - J: justification (default value)* @param integer $fill Indicates if the cell background must:* - 0: transparent (default)* - 1: painted** @see File_PDF::setFont* @see File_PDF::setDrawColor* @see File_PDF::setFillColor* @see File_PDF::setLineWidth* @see File_PDF::cell* @see File_PDF::write* @see File_PDF::setAutoPageBreak*/function multiCell($width, $height, $text, $border = 0, $align = 'J',$fill = 0){$cw = &$this->_current_font['cw'];if ($width == 0) {$width = $this->w - $this->_right_margin - $this->x;}$wmax = ($width-2 * $this->_cell_margin) * 1000 / $this->_font_size;$s = str_replace("\r", '', $text);$nb = strlen($s);if ($nb > 0 && $s[$nb-1] == "\n") {$nb--;}$b = 0;if ($border) {if ($border == 1) {$border = 'LTRB';$b = 'LRT';$b2 = 'LR';} else {$b2 = '';if (strpos($border, 'L') !== false) {$b2 .= 'L';}if (strpos($border, 'R') !== false) {$b2 .= 'R';}$b = (strpos($border, 'T') !== false) ? $b2 . 'T' : $b2;}}$sep = -1;$i = 0;$j = 0;$l = 0;$ns = 0;$nl = 1;while ($i < $nb) {/* Get next character. */$c = $s[$i];if ($c == "\n") {/* Explicit line break. */if ($this->_word_spacing > 0) {$this->_word_spacing = 0;$this->_out('0 Tw');}$this->cell($width, $height, substr($s, $j, $i-$j), $b, 2, $align, $fill);$i++;$sep = -1;$j = $i;$l = 0;$ns = 0;$nl++;if ($border && $nl == 2) {$b = $b2;}continue;}if ($c == ' ') {$sep = $i;$ls = $l;$ns++;}$l += $cw[$c];if ($l > $wmax) {/* Automatic line break. */if ($sep == -1) {if ($i == $j) {$i++;}if ($this->_word_spacing > 0) {$this->_word_spacing = 0;$this->_out('0 Tw');}$this->cell($width, $height, substr($s, $j, $i - $j), $b, 2, $align, $fill);} else {if ($align == 'J') {$this->_word_spacing = ($ns>1) ? ($wmax - $ls)/1000 * $this->_font_size / ($ns - 1) : 0;$this->_out(sprintf('%.3f Tw', $this->_word_spacing * $this->_scale));}$this->cell($width, $height, substr($s, $j, $sep - $j), $b, 2, $align, $fill);$i = $sep + 1;}$sep = -1;$j = $i;$l = 0;$ns = 0;$nl++;if ($border && $nl == 2) {$b = $b2;}} else {$i++;}}/* Last chunk. */if ($this->_word_spacing > 0) {$this->_word_spacing = 0;$this->_out('0 Tw');}if ($border && strpos($border, 'B') !== false) {$b .= 'B';}$this->cell($width, $height, substr($s, $j, $i), $b, 2, $align, $fill);$this->x = $this->_left_margin;}/*** This method prints text from the current position. When the right* margin is reached (or the \n character is met) a line break occurs and* text continues from the left margin. Upon method exit, the current* position is left just at the end of the text.* It is possible to put a link on the text.** Example:* //Begin with regular font* $pdf->setFont('Arial','',14);* $pdf->write(5,'Visit ');* //Then put a blue underlined link* $pdf->setTextColor(0,0,255);* $pdf->setFont('','U');* $pdf->write(5,'www.fpdf.org','http://www.fpdf.org');** @param float $height Line height.* @param string $text String to print.* @param mixed $link URL or identifier returned by AddLink().** @see File_PDF::setFont* @see File_PDF::addLink* @see File_PDF::multiCell* @see File_PDF::setAutoPageBreak*/function write($height, $text, $link = ''){$cw = &$this->_current_font['cw'];$width = $this->w - $this->_right_margin - $this->x;$wmax = ($width - 2 * $this->_cell_margin) * 1000 / $this->_font_size;$s = str_replace("\r", '', $text);$nb = strlen($s);$sep = -1;$i = 0;$j = 0;$l = 0;$nl = 1;while ($i < $nb) {/* Get next character. */$c = $s{$i};if ($c == "\n") {/* Explicit line break. */$this->cell($width, $height, substr($s, $j, $i - $j), 0, 2, '', 0, $link);$i++;$sep = -1;$j = $i;$l = 0;if ($nl == 1) {$this->x = $this->_left_margin;$width = $this->w - $this->_right_margin - $this->x;$wmax = ($width - 2 * $this->_cell_margin) * 1000 / $this->_font_size;}$nl++;continue;}if ($c == ' ') {$sep = $i;$ls = $l;}$l += (isset($cw[$c]) ? $cw[$c] : 0);if ($l > $wmax) {/* Automatic line break. */if ($sep == -1) {if ($this->x > $this->_left_margin) {/* Move to next line. */$this->x = $this->_left_margin;$this->y += $height;$width = $this->w - $this->_right_margin - $this->x;$wmax = ($width - 2 * $this->_cell_margin) * 1000 / $this->_font_size;$i++;$nl++;continue;}if ($i == $j) {$i++;}$this->cell($width, $height, substr($s, $j, $i - $j), 0, 2, '', 0, $link);} else {$this->cell($width, $height, substr($s, $j, $sep - $j), 0, 2, '', 0, $link);$i = $sep + 1;}$sep = -1;$j = $i;$l = 0;if ($nl == 1) {$this->x = $this->_left_margin;$width = $this->w - $this->_right_margin - $this->x;$wmax = ($width - 2 * $this->_cell_margin) * 1000 / $this->_font_size;}$nl++;} else {$i++;}}/* Last chunk. */if ($i != $j) {$this->cell($l / 1000 * $this->_font_size, $height, substr($s, $j, $i), 0, 0, '', 0, $link);}}/*** Writes text at an angle.** All coordinates can be negative to provide values from the right or* bottom edge of the page (since File_PDF 0.2.0, Horde 3.2).** @param integer $x X coordinate.* @param integer $y Y coordinate.* @param string $text Text to write.* @param float $text_angle Angle to rotate (Eg. 90 = bottom to top).* @param float $font_angle Rotate characters as well as text.** @see File_PDF::setFont*/function writeRotated($x, $y, $text, $text_angle, $font_angle = 0){if ($x < 0) {$x += $this->w;}if ($y < 0) {$y += $this->h;}/* Escape text. */$text = $this->_escape($text);$font_angle += 90 + $text_angle;$text_angle *= M_PI / 180;$font_angle *= M_PI / 180;$text_dx = cos($text_angle);$text_dy = sin($text_angle);$font_dx = cos($font_angle);$font_dy = sin($font_angle);$s= sprintf('BT %.2f %.2f %.2f %.2f %.2f %.2f Tm (%s) Tj ET',$text_dx, $text_dy, $font_dx, $font_dy,$x * $this->_scale, ($this->h-$y) * $this->_scale, $text);if ($this->_draw_color) {$s = 'q ' . $this->_draw_color . ' ' . $s . ' Q';}$this->_out($s);}/*** Prints an image in the page. The upper-left corner and at least one of* the dimensions must be specified; the height or the width can be* calculated automatically in order to keep the image proportions.* Supported formats are JPEG and PNG.** All coordinates can be negative to provide values from the right or* bottom edge of the page (since File_PDF 0.2.0, Horde 3.2).** For JPEG, all flavors are allowed:* - gray scales* - true colors (24 bits)* - CMYK (32 bits)** For PNG, are allowed:* - gray scales on at most 8 bits (256 levels)* - indexed colors* - true colors (24 bits)* but are not supported:* - Interlacing* - Alpha channel** If a transparent color is defined, it will be taken into account (but* will be only interpreted by Acrobat 4 and above).* The format can be specified explicitly or inferred from the file* extension.* It is possible to put a link on the image.** Remark: if an image is used several times, only one copy will be* embedded in the file.** @param string $file Name of the file containing the image.* @param float $x Abscissa of the upper-left corner.* @param float $y Ordinate of the upper-left corner.* @param float $width Width of the image in the page. If equal to zero,* it is automatically calculated to keep the* original proportions.* @param float $height Height of the image in the page. If not specified* or equal to zero, it is automatically calculated* to keep the original proportions.* @param string $type Image format. Possible values are (case* insensitive) : JPG, JPEG, PNG. If not specified,* the type is inferred from the file extension.* @param mixed $link URL or identifier returned by File_PDF::addLink.** @see File_PDF::addLink*/function image($file, $x, $y, $width = 0, $height = 0, $type = '',$link = ''){if ($x < 0) {$x += $this->w;}if ($y < 0) {$y += $this->h;}if (!isset($this->_images[$file])) {/* First use of image, get some file info. */if ($type == '') {$pos = strrpos($file, '.');if ($pos === false) {return $this->raiseError(sprintf('Image file has no extension and no type was specified: %s', $file));}$type = substr($file, $pos + 1);}$type = strtolower($type);$mqr = get_magic_quotes_runtime();set_magic_quotes_runtime(0);if ($type == 'jpg' || $type == 'jpeg') {$info = $this->_parseJPG($file);} elseif ($type == 'png') {$info = $this->_parsePNG($file);} else {return $this->raiseError(sprintf('Unsupported image file type: %s', $type));}if (is_a($info, 'PEAR_Error')) {return $info;}set_magic_quotes_runtime($mqr);$info['i'] = count($this->_images) + 1;$this->_images[$file] = $info;} else {$info = $this->_images[$file];}/* Make sure all vars are converted to pt scale. */$x = $this->_toPt($x);$y = $this->_toPt($y);$width = $this->_toPt($width);$height = $this->_toPt($height);/* If not specified do automatic width and height calculations. */if (empty($width) && empty($height)) {$width = $info['w'];$height = $info['h'];} elseif (empty($width)) {$width = $height * $info['w'] / $info['h'];} elseif (empty($height)) {$height = $width * $info['h'] / $info['w'];}$this->_out(sprintf('q %.2f 0 0 %.2f %.2f %.2f cm /I%d Do Q', $width, $height, $x, $this->hPt - ($y + $height), $info['i']));/* Set any link if requested. */if ($link) {$this->_link($x, $y, $width, $height, $link);}}/*** Performs a line break. The current abscissa goes back to the left* margin and the ordinate increases by the amount passed in parameter.** @param float $height The height of the break. By default, the value* equals the height of the last printed cell.** @see File_PDF::cell*/function newLine($height = ''){$this->x = $this->_left_margin;if (is_string($height)) {$this->y += $this->_last_height;} else {$this->y += $height;}}/*** Returns the abscissa of the current position in user units.** @return float** @see File_PDF::setX* @see File_PDF::getY* @see File_PDF::setY*/function getX(){return $this->x;}/*** Defines the abscissa of the current position. If the passed value is* negative, it is relative to the right of the page.** @param float $x The value of the abscissa.** @see File_PDF::getX* @see File_PDF::getY* @see File_PDF::setY* @see File_PDF::setXY*/function setX($x){if ($x >= 0) {/* Absolute value. */$this->x = $x;} else {/* Negative, so relative to right edge of the page. */$this->x = $this->w + $x;}}/*** Returns the ordinate of the current position in user units.** @return float** @see File_PDF::setY* @see File_PDF::getX* @see File_PDF::setX*/function getY(){return $this->y;}/*** Defines the ordinate of the current position. If the passed value is* negative, it is relative to the bottom of the page.** @param float $y The value of the ordinate.** @see File_PDF::getX* @see File_PDF::getY* @see File_PDF::setY* @see File_PDF::setXY*/function setY($y){if ($y >= 0) {/* Absolute value. */$this->y = $y;} else {/* Negative, so relative to bottom edge of the page. */$this->y = $this->h + $y;}}/*** Defines the abscissa and ordinate of the current position. If the* passed values are negative, they are relative respectively to the right* and bottom of the page.** @param float $x The value of the abscissa.* @param float $y The value of the ordinate.** @see File_PDF::setX* @see File_PDF::setY*/function setXY($x, $y){$this->setY($y);$this->setX($x);}/*** Returns the raw PDF file.** @see File_PDF::output*/function getOutput(){/* Check whether file has been closed. */if ($this->_state < 3) {$this->close();}return $this->_buffer;}/*** Function to output the buffered data to the browser.** @param string $filename The filename for the output file.* @param boolean $inline True if inline, false if attachment.*/function output($filename = 'unknown.pdf', $inline = false){/* Check whether file has been closed. */if ($this->_state < 3) {$this->close();}/* Check if headers have been sent. */if (headers_sent()) {return $this->raiseError('Unable to send PDF file, some data has already been output to browser.');}/* If HTTP_Download is not available return a PEAR_Error. */if (!include_once 'HTTP/Download.php') {return $this->raiseError('Missing PEAR package HTTP_Download.');}/* Params for the output. */$disposition = !$inline ? HTTP_DOWNLOAD_ATTACHMENT : HTTP_DOWNLOAD_INLINE;$params = array('data' => $this->_buffer,'contenttype' => 'application/pdf','contentdisposition' => array($disposition, $filename));/* Output the file. */return HTTP_Download::staticSend($params);}/*** Function to save the PDF file somewhere local to the server.** @param string $filename The filename for the output file.*/function save($filename = 'unknown.pdf'){/* Check whether file has been closed. */if ($this->_state < 3) {$this->close();}$f = fopen($filename, 'wb');if (!$f) {return $this->raiseError(sprintf('Unable to save PDF file: %s', $filename));}fwrite($f, $this->_buffer, strlen($this->_buffer));fclose($f);}function _toPt($val){return $val * $this->_scale;}function &_getFontFile($fontkey, $path = ''){static $font_widths;if (!isset($font_widths[$fontkey])) {if (!empty($path)) {$file = $path . strtolower($fontkey) . '.php';} else {$file = 'File/PDF/fonts/' . strtolower($fontkey) . '.php';}include $file;if (!isset($font_widths[$fontkey])) {return $this->raiseError(sprintf('Could not include font metric file: %s', $file));}}return $font_widths;}function _link($x, $y, $width, $height, $link){/* Save link to page links array. */$this->_page_links[$this->_page][] = array($x, $y, $width, $height, $link);}function _beginDoc(){/* Start document, but only if not yet started. */if ($this->_state < 1) {$this->_state = 1;$this->_out('%PDF-1.3');}}function _putPages(){$nb = $this->_page;if (!empty($this->_alias_nb_pages)) {/* Replace number of pages. */for ($n = 1; $n <= $nb; $n++) {$this->_pages[$n] = str_replace($this->_alias_nb_pages, $nb, $this->_pages[$n]);}}if ($this->_default_orientation == 'P') {$wPt = $this->fwPt;$hPt = $this->fhPt;} else {$wPt = $this->fhPt;$hPt = $this->fwPt;}$filter = ($this->_compress) ? '/Filter /FlateDecode ' : '';for ($n = 1; $n <= $nb; $n++) {/* Page */$this->_newobj();$this->_out('<</Type /Page');$this->_out('/Parent 1 0 R');if (isset($this->_orientation_changes[$n])) {$this->_out(sprintf('/MediaBox [0 0 %.2f %.2f]', $hPt, $wPt));}$this->_out('/Resources 2 0 R');if (isset($this->_page_links[$n])) {/* Links */$annots = '/Annots [';foreach ($this->_page_links[$n] as $pl) {$rect = sprintf('%.2f %.2f %.2f %.2f', $pl[0], $pl[1], $pl[0] + $pl[2], $pl[1] - $pl[3]);$annots .= '<</Type /Annot /Subtype /Link /Rect [' . $rect . '] /Border [0 0 0] ';if (is_string($pl[4])) {$annots .= '/A <</S /URI /URI ' . $this->_textString($pl[4]) . '>>>>';} else {$l = $this->_links[$pl[4]];$height = isset($this->_orientation_changes[$l[0]]) ? $wPt : $hPt;$annots .= sprintf('/Dest [%d 0 R /XYZ 0 %.2f null]>>', 1 + 2 * $l[0], $height - $l[1] * $this->_scale);}}$this->_out($annots.']');}$this->_out('/Contents ' . ($this->_n + 1) . ' 0 R>>');$this->_out('endobj');/* Page content */$p = ($this->_compress) ? gzcompress($this->_pages[$n]) : $this->_pages[$n];$this->_newobj();$this->_out('<<' . $filter . '/Length ' . strlen($p) . '>>');$this->_putStream($p);$this->_out('endobj');}/* Pages root */$this->_offsets[1] = strlen($this->_buffer);$this->_out('1 0 obj');$this->_out('<</Type /Pages');$kids = '/Kids [';for ($i = 0; $i < $nb; $i++) {$kids .= (3 + 2 * $i) . ' 0 R ';}$this->_out($kids . ']');$this->_out('/Count ' . $nb);$this->_out(sprintf('/MediaBox [0 0 %.2f %.2f]', $wPt, $hPt));$this->_out('>>');$this->_out('endobj');}function _putFonts(){$nf = $this->_n;foreach ($this->_diffs as $diff) {/* Encodings */$this->_newobj();$this->_out('<</Type /Encoding /BaseEncoding /WinAnsiEncoding /Differences [' . $diff . ']>>');$this->_out('endobj');}$mqr = get_magic_quotes_runtime();set_magic_quotes_runtime(0);foreach ($this->_font_files as $file => $info) {/* Font file embedding. */$this->_newobj();$this->_font_files[$file]['n'] = $this->_n;$size = filesize($file);if (!$size) {return $this->raiseError('Font file not found.');}$this->_out('<</Length ' . $size);if (substr($file, -2) == '.z') {$this->_out('/Filter /FlateDecode');}$this->_out('/Length1 ' . $info['length1']);if (isset($info['length2'])) {$this->_out('/Length2 ' . $info['length2'] . ' /Length3 0');}$this->_out('>>');$f = fopen($file, 'rb');$this->_putStream(fread($f, $size));fclose($f);$this->_out('endobj');}set_magic_quotes_runtime($mqr);foreach ($this->_fonts as $k => $font) {/* Font objects */$this->_newobj();$this->_fonts[$k]['n'] = $this->_n;$name = $font['name'];$this->_out('<</Type /Font');$this->_out('/BaseFont /' . $name);if ($font['type'] == 'core') {/* Standard font. */$this->_out('/Subtype /Type1');if ($name != 'Symbol' && $name != 'ZapfDingbats') {$this->_out('/Encoding /WinAnsiEncoding');}} else {/* Additional font. */$this->_out('/Subtype /' . $font['type']);$this->_out('/FirstChar 32');$this->_out('/LastChar 255');$this->_out('/Widths ' . ($this->_n + 1) . ' 0 R');$this->_out('/FontDescriptor ' . ($this->_n + 2) . ' 0 R');if ($font['enc']) {if (isset($font['diff'])) {$this->_out('/Encoding ' . ($nf + $font['diff']).' 0 R');} else {$this->_out('/Encoding /WinAnsiEncoding');}}}$this->_out('>>');$this->_out('endobj');if ($font['type'] != 'core') {/* Widths. */$this->_newobj();$cw = &$font['cw'];$s = '[';for ($i = 32; $i <= 255; $i++) {$s .= $cw[chr($i)] . ' ';}$this->_out($s . ']');$this->_out('endobj');/* Descriptor. */$this->_newobj();$s = '<</Type /FontDescriptor /FontName /' . $name;foreach ($font['desc'] as $k => $v) {$s .= ' /' . $k . ' ' . $v;}$file = $font['file'];if ($file) {$s .= ' /FontFile' . ($font['type'] == 'Type1' ? '' : '2') . ' ' . $this->_font_files[$file]['n'] . ' 0 R';}$this->_out($s . '>>');$this->_out('endobj');}}}function _putImages(){$filter = ($this->_compress) ? '/Filter /FlateDecode ' : '';foreach ($this->_images as $file => $info) {$this->_newobj();$this->_images[$file]['n'] = $this->_n;$this->_out('<</Type /XObject');$this->_out('/Subtype /Image');$this->_out('/Width ' . $info['w']);$this->_out('/Height ' . $info['h']);if ($info['cs'] == 'Indexed') {$this->_out('/ColorSpace [/Indexed /DeviceRGB ' . (strlen($info['pal'])/3 - 1) . ' ' . ($this->_n + 1).' 0 R]');} else {$this->_out('/ColorSpace /' . $info['cs']);if ($info['cs'] == 'DeviceCMYK') {$this->_out('/Decode [1 0 1 0 1 0 1 0]');}}$this->_out('/BitsPerComponent ' . $info['bpc']);$this->_out('/Filter /' . $info['f']);if (isset($info['parms'])) {$this->_out($info['parms']);}if (isset($info['trns']) && is_array($info['trns'])) {$trns = '';$i_max = count($info['trns']);for ($i = 0; $i < $i_max; $i++) {$trns .= $info['trns'][$i] . ' ' . $info['trns'][$i].' ';}$this->_out('/Mask [' . $trns . ']');}$this->_out('/Length ' . strlen($info['data']) . '>>');$this->_putStream($info['data']);$this->_out('endobj');/* Palette. */if ($info['cs'] == 'Indexed') {$this->_newobj();$pal = ($this->_compress) ? gzcompress($info['pal']) : $info['pal'];$this->_out('<<' . $filter . '/Length ' . strlen($pal) . '>>');$this->_putStream($pal);$this->_out('endobj');}}}function _putResources(){$this->_putFonts();$this->_putImages();/* Resource dictionary */$this->_offsets[2] = strlen($this->_buffer);$this->_out('2 0 obj');$this->_out('<</ProcSet [/PDF /Text /ImageB /ImageC /ImageI]');$this->_out('/Font <<');foreach ($this->_fonts as $font) {$this->_out('/F' . $font['i'] . ' ' . $font['n'] . ' 0 R');}$this->_out('>>');if (count($this->_images)) {$this->_out('/XObject <<');foreach ($this->_images as $image) {$this->_out('/I' . $image['i'] . ' ' . $image['n'] . ' 0 R');}$this->_out('>>');}$this->_out('>>');$this->_out('endobj');}function _putInfo(){$this->_out('/Producer ' . $this->_textString('Horde PDF'));if (!empty($this->_info['title'])) {$this->_out('/Title ' . $this->_textString($this->_info['title']));}if (!empty($this->_info['subject'])) {$this->_out('/Subject ' . $this->_textString($this->_info['subject']));}if (!empty($this->_info['author'])) {$this->_out('/Author ' . $this->_textString($this->_info['author']));}if (!empty($this->keywords)) {$this->_out('/Keywords ' . $this->_textString($this->keywords));}if (!empty($this->creator)) {$this->_out('/Creator ' . $this->_textString($this->creator));}$this->_out('/CreationDate ' . $this->_textString('D:' . date('YmdHis')));}function _putCatalog(){$this->_out('/Type /Catalog');$this->_out('/Pages 1 0 R');if ($this->_zoom_mode == 'fullpage') {$this->_out('/OpenAction [3 0 R /Fit]');} elseif ($this->_zoom_mode == 'fullwidth') {$this->_out('/OpenAction [3 0 R /FitH null]');} elseif ($this->_zoom_mode == 'real') {$this->_out('/OpenAction [3 0 R /XYZ null null 1]');} elseif (!is_string($this->_zoom_mode)) {$this->_out('/OpenAction [3 0 R /XYZ null null ' . ($this->_zoom_mode / 100).']');}if ($this->_layout_mode == 'single') {$this->_out('/PageLayout /SinglePage');} elseif ($this->_layout_mode == 'continuous') {$this->_out('/PageLayout /OneColumn');} elseif ($this->_layout_mode == 'two') {$this->_out('/PageLayout /TwoColumnLeft');}}function _putTrailer(){$this->_out('/Size ' . ($this->_n + 1));$this->_out('/Root ' . $this->_n . ' 0 R');$this->_out('/Info ' . ($this->_n - 1) . ' 0 R');}function _endDoc(){$this->_putPages();$this->_putResources();/* Info */$this->_newobj();$this->_out('<<');$this->_putInfo();$this->_out('>>');$this->_out('endobj');/* Catalog */$this->_newobj();$this->_out('<<');$this->_putCatalog();$this->_out('>>');$this->_out('endobj');/* Cross-ref */$o = strlen($this->_buffer);$this->_out('xref');$this->_out('0 ' . ($this->_n + 1));$this->_out('0000000000 65535 f ');for ($i = 1; $i <= $this->_n; $i++) {$this->_out(sprintf('%010d 00000 n ', $this->_offsets[$i]));}/* Trailer */$this->_out('trailer');$this->_out('<<');$this->_putTrailer();$this->_out('>>');$this->_out('startxref');$this->_out($o);$this->_out('%%EOF');$this->_state = 3;}function _beginPage($orientation){$this->_page++;$this->_pages[$this->_page] = '';$this->_state = 2;$this->x = $this->_left_margin;$this->y = $this->_top_margin;$this->_last_height = 0;/* Page orientation */if (!$orientation) {$orientation = $this->_default_orientation;} else {$orientation = strtoupper($orientation[0]);if ($orientation != $this->_default_orientation) {$this->_orientation_changes[$this->_page] = true;}}if ($orientation != $this->_current_orientation) {/* Change orientation */if ($orientation == 'P') {$this->wPt = $this->fwPt;$this->hPt = $this->fhPt;$this->w = $this->fw;$this->h = $this->fh;} else {$this->wPt = $this->fhPt;$this->hPt = $this->fwPt;$this->w = $this->fh;$this->h = $this->fw;}$this->_page_break_trigger = $this->h - $this->_break_margin;$this->_current_orientation = $orientation;}}function _endPage(){/* End of page contents */$this->_state = 1;}function _newobj(){/* Begin a new object */$this->_n++;$this->_offsets[$this->_n] = strlen($this->_buffer);$this->_out($this->_n . ' 0 obj');}function _doUnderline($x, $y, $text){/* Set the rectangle width according to text width. */$width = $this->getStringWidth($text, true);/* Set rectangle position and height, using underline position and* thickness settings scaled by the font size. */$y = $y + ($this->_current_font['up'] * $this->_font_size_pt / 1000);$height = -$this->_current_font['ut'] * $this->_font_size_pt / 1000;return sprintf('%.2f %.2f %.2f %.2f re f', $x, $y, $width, $height);}function _parseJPG($file){/* Extract info from a JPEG file. */$img = @getimagesize($file);if (!$img) {return $this->raiseError(sprintf('Missing or incorrect image file: %s', $file));}if ($img[2] != 2) {return $this->raiseError(sprintf('Not a JPEG file: %s', $file));}if (!isset($img['channels']) || $img['channels'] == 3) {$colspace = 'DeviceRGB';} elseif ($img['channels'] == 4) {$colspace = 'DeviceCMYK';} else {$colspace = 'DeviceGray';}$bpc = isset($img['bits']) ? $img['bits'] : 8;/* Read whole file. */$f = fopen($file, 'rb');$data = fread($f, filesize($file));fclose($f);return array('w' => $img[0], 'h' => $img[1], 'cs' => $colspace, 'bpc' => $bpc, 'f' => 'DCTDecode', 'data' => $data);}function _parsePNG($file){/* Extract info from a PNG file. */$f = fopen($file, 'rb');if (!$f) {return $this->raiseError(sprintf('Unable to open image file: %s', $file));}/* Check signature. */if (fread($f, 8) != chr(137) . 'PNG' . chr(13) . chr(10) . chr(26) . chr(10)) {return $this->raiseError(sprintf('Not a PNG file: %s', $file));}/* Read header chunk. */fread($f, 4);if (fread($f, 4) != 'IHDR') {return $this->raiseError(sprintf('Incorrect PNG file: %s', $file));}$width = $this->_freadInt($f);$height = $this->_freadInt($f);$bpc = ord(fread($f, 1));if ($bpc > 8) {return $this->raiseError(sprintf('16-bit depth not supported: %s', $file));}$ct = ord(fread($f, 1));if ($ct == 0) {$colspace = 'DeviceGray';} elseif ($ct == 2) {$colspace = 'DeviceRGB';} elseif ($ct == 3) {$colspace = 'Indexed';} else {return $this->raiseError(sprintf('Alpha channel not supported: %s', $file));}if (ord(fread($f, 1)) != 0) {return $this->raiseError(sprintf('Unknown compression method: %s', $file));}if (ord(fread($f, 1)) != 0) {return $this->raiseError(sprintf('Unknown filter method: %s', $file));}if (ord(fread($f, 1)) != 0) {return $this->raiseError(sprintf('Interlacing not supported: %s', $file));}fread($f, 4);$parms = '/DecodeParms <</Predictor 15 /Colors ' . ($ct == 2 ? 3 : 1).' /BitsPerComponent ' . $bpc . ' /Columns ' . $width.'>>';/* Scan chunks looking for palette, transparency and image data. */$pal = '';$trns = '';$data = '';do {$n = $this->_freadInt($f);$type = fread($f, 4);if ($type == 'PLTE') {/* Read palette */$pal = fread($f, $n);fread($f, 4);} elseif ($type == 'tRNS') {/* Read transparency info */$t = fread($f, $n);if ($ct == 0) {$trns = array(ord(substr($t, 1, 1)));} elseif ($ct == 2) {$trns = array(ord(substr($t, 1, 1)), ord(substr($t, 3, 1)), ord(substr($t, 5, 1)));} else {$pos = strpos($t, chr(0));if (is_int($pos)) {$trns = array($pos);}}fread($f, 4);} elseif ($type == 'IDAT') {/* Read image data block */$data .= fread($f, $n);fread($f, 4);} elseif ($type == 'IEND') {break;} else {fread($f, $n + 4);}} while ($n);if ($colspace == 'Indexed' && empty($pal)) {return $this->raiseError(sprintf('Missing palette in: %s', $file));}fclose($f);return array('w' => $width, 'h' => $height, 'cs' => $colspace, 'bpc' => $bpc, 'f' => 'FlateDecode', 'parms' => $parms, 'pal' => $pal, 'trns' => $trns, 'data' => $data);}function _freadInt($f){/* Read a 4-byte integer from file. */$i = ord(fread($f, 1)) << 24;$i += ord(fread($f, 1)) << 16;$i += ord(fread($f, 1)) << 8;$i += ord(fread($f, 1));return $i;}function _textString($s){/* Format a text string */return '(' . $this->_escape($s) . ')';}function _escape($s){/* Add \ before \, ( and ) */return str_replace(array(')','(','\\'),array('\\)','\\(','\\\\'),$s);}function _putStream($s){$this->_out('stream');$this->_out($s);$this->_out('endstream');}function _out($s){/* Add a line to the document. */if ($this->_state == 2) {$this->_pages[$this->_page] .= $s . "\n";} else {$this->_buffer .= $s . "\n";}}}