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Web Technologies-I

Notes
Changing the origin
<?php
$pdf = pdf_new( );
pdf_open_file($pdf);
pdf_set_info($pdf,”Creator”,”coords.php”);
pdf_set_info($pdf,”Author”,”ABC”);
pdf_set_info($pdf,”Title”,”Coordinate Test (PHP)”);
pdf_begin_page($pdf,612,792); pdf_translate($pdf,0,792); // move origin
pdf_scale($pdf, 1, -1); // redirect horizontal coordinates
pdf_set_value($pdf,”horizscaling”,-100); // keep normal text direction
$font = pdf_findfont($pdf,”Helvetica-Bold”,”host”,0);
pdf_setfont($pdf,$font,-38.0); // text points upward
pdf_show_xy($pdf, “Top Left”, 10, 40);
pdf_end_page($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 12.3.

Figure 12.3: Changing the Origin

Top Left

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