Page 297 - Open Soource Technologies 304.indd

Unit 12: Portable Document Format

Notes
pdf_setfont($pdf,$font,38.0);
pdf_show_xy($pdf, “Bottom Left”, 10, 10);
pdf_show_xy($pdf, “Bottom Right”, 350, 10);

pdf_show_xy($pdf, “Top Left”, 10, 752);
pdf_show_xy($pdf, “Top Right”, 420, 752);

pdf_show_xy($pdf, “Center”,612/2-60,792/2-20);
pdf_end_page($pdf);

pdf_set_parameter($pdf, “openaction”, “fitpage”);
pdf_close($pdf);

$buf = pdf_get_buffer($pdf);
$len = strlen($buf);

header(“Content-Type: application/pdf”);
header(“Content-Length: $len”);

header(“Content-Disposition: inline; filename=coords.pdf”);
echo $buf; pdf_delete($pdf);

?>
The output of Example is shown in Figure 12.2.

Figure 12.2: Coordinate Demo Output

Top Left Top Right

Centre

Bottom Left Bottom Right

It can be inconvenient to use a bottom-left origin. Following Example puts the origin in the
top-left corner and displays a string near that corner.

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