fonts/character_references
Demonstrate character references.
Download PHP Code Switch to Java Code Show Output
<?php
/*
* Character references:
* Demonstrate the use of name-based and numerical character references.
*
* Required software: PDFlib/PDFlib+PDI/PPS 9
* Required data: font file
*/
/* This is where the data files are. Adjust as necessary. */
$searchpath = dirname(__FILE__,3)."/input";
$outfile = "";
$title = "Character References";
$x=20;
$y=220;
$width=300;
$height=300;
try {
$p = new PDFlib();
$p->set_option("searchpath={" . $searchpath . "}");
/* This means we must check return values of load_font() etc. */
$p->set_option("errorpolicy=return");
if ($p->begin_document($outfile, "") == 0)
throw new Exception("Error: " . $p->get_errmsg());
$p->set_info("Creator", "PDFlib Cookbook");
$p->set_info("Title", $title);
$font = $p->load_font("NotoSerif-Regular", "unicode", "");
if ($font == 0)
throw new Exception("Error: " . $p->get_errmsg());
/* Start page */
$p->begin_page_ext($width, $height, "");
$p->fit_textline("Input", $x, $y, "font=" . $font . " fontsize=16");
$p->fit_textline("Output", $x+160, $y, "font=" . $font .
" fontsize=20");
/* Output the Euro glyph via a character reference */
$p->fit_textline("500 €", $x, $y-=24, "font=" . $font .
" fontsize=16 charref=false");
$p->fit_textline("500 €", $x+160, $y, "font=" . $font .
" fontsize=16 charref=true");
/* Output the Euro glyph via a character reference */
$p->fit_textline("500 €", $x, $y-=24, "font=" . $font .
" fontsize=16 charref=false");
$p->fit_textline("500 €", $x+160, $y, "font=" . $font .
" fontsize=16 charref=true");
/* Output the zcaron glyph via a glyph name reference */
$p->fit_textline("&.zcaron;", $x, $y-=24, "font=" . $font .
" fontsize=16 charref=false");
$p->fit_textline("&.zcaron;", $x+160, $y, "font=" . $font .
" fontsize=16 charref=true");
/* Output the zcaron glyph via a numerical character reference */
$p->fit_textline("ž", $x, $y-=24, "font=" . $font .
" fontsize=16 charref=false");
$p->fit_textline("ž", $x+160, $y, "font=" . $font .
" fontsize=16 charref=true");
/* Finish page */
$p->end_page_ext("");
$p->end_document("");
$buf = $p->get_buffer();
$len = strlen($buf);
header("Content-type: application/pdf");
header("Content-Length: $len");
header("Content-Disposition: inline; filename=character_references.pdf");
print $buf;
} catch (PDFlibException $e) {
echo("PDFlib exception occurred:\n".
"[" . $e->get_errnum() . "] " . $e->get_apiname() .
": " . $e->get_errmsg() . "\n");
exit(1);
} catch (Throwable $e) {
echo("PHP exception occurred: " . $e->getMessage() . "\n");
exit(1);
}
$p = 0;
?>