interchange/starter_tagged

<?php

/* $Id: starter_tagged.php,v 1.4 2006/10/02 19:22:45 rjs Exp $

 *

 * Tagged PDF starter:

 * Create document with structure information for reflow and accessibility

 *

 * required software: PDFlib/PDFlib+PDI/PPS 7

 * required data: none (dummy text created in program)

 */

/* This is where the data files are. Adjust as necessary. */

$searchpath = "../data";

$outfilename = "starter_tagged.pdf";

$p = PDF_new();

# This means we must check return values of load_font() etc.

PDF_set_parameter($p, "errorpolicy", "return");

PDF_set_parameter($p, "SearchPath", $searchpath);

/* "lang" contains the predominant document language */

if (PDF_begin_document($p, $outfilename, "tagged=true lang=en") == 0) {

    die("Error: " . PDF_get_errmsg($p));

}

PDF_set_info($p, "Creator", "PDFlib starter sample");

PDF_set_info($p, "Title", "starter_tagged");

/* Automatically create spaces between chunks of text */

PDF_set_parameter($p, "autospace", "true");

/* open the first structure element as a child of the document

 * structure root (=0)

 */

$id = PDF_begin_item($p, "P", "Title = {Simple Paragraph}");

PDF_begin_page_ext($p, 0, 0, "width=a4.width height=a4.height");

$font = PDF_load_font($p, "Helvetica", "winansi", "");

if ($font == 0) {

    die("Error: " . PDF_get_errmsg($p));

}

PDF_setfont($p, $font, 24.0);

PDF_show_xy($p, "Hello, Tagged PDF!", 50, 700);

PDF_continue_text($p, "This PDF has a very simple");

PDF_continue_text($p, "document structure.");

PDF_end_item($p, $id);

/* The page number is created as an artifact; it will be

 * ignored when reflowing the page in Acrobat.

 */

$id_artifact = PDF_begin_item($p, "Artifact", "");

PDF_show_xy($p, "Page 1", 250, 100);

PDF_end_item($p, $id_artifact);

PDF_end_page_ext($p, "");

PDF_end_document($p, "");

PDF_delete($p);

print "$outfilename generated";

?>