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<?php
$radius = 200;
$margin = 20;
$pagecount = 300;
$ps = ps_new();
if (!ps_open_file($ps, "psclock.ps")) {
print "Cannot open PostScript file\n";
exit;
}
ps_set_parameter($ps, "warning", "true");
ps_set_info($ps, "Creator", "psclock.php");
ps_set_info($ps, "Author", "Uwe Steinmann");
ps_set_info($ps, "Title", "Analog Clock");
while($pagecount-- > 0) {
ps_begin_page($ps, 2 * ($radius + $margin), 2 * ($radius + $margin));
ps_set_parameter($ps, "transition", "wipe");
ps_set_value($ps, "duration", 0.5);
ps_translate($ps, $radius + $margin, $radius + $margin);
ps_save($ps);
ps_setcolor($ps, "both", "rgb", 0.0, 0.0, 1.0, 0.0);
/* minute strokes */
ps_setlinewidth($ps, 2.0);
for ($alpha = 0; $alpha < 360; $alpha += 6) {
ps_rotate($ps, 6.0);
ps_moveto($ps, $radius, 0.0);
ps_lineto($ps, $radius-$margin/3, 0.0);
ps_stroke($ps);
}
ps_restore($ps);
ps_save($ps);
/* 5 minute strokes */
ps_setlinewidth($ps, 3.0);
for ($alpha = 0; $alpha < 360; $alpha += 30) {
ps_rotate($ps, 30.0);
ps_moveto($ps, $radius, 0.0);
ps_lineto($ps, $radius-$margin, 0.0);
ps_stroke($ps);
}
$ltime = getdate();
/* draw hour hand */
ps_restore($ps);
ps_save($ps);
ps_rotate($ps,-(($ltime['minutes']/60.0)+$ltime['hours']-3.0)*30.0);
ps_moveto($ps, -$radius/10, -$radius/20);
ps_lineto($ps, $radius/2, 0.0);
ps_lineto($ps, -$radius/10, $radius/20);
ps_closepath($ps);
ps_fill($ps);
ps_restore($ps);
/* draw minute hand */
ps_save($ps);
ps_rotate($ps,-(($ltime['seconds']/60.0)+$ltime['minutes']-15.0)*6.0);
ps_moveto($ps, -$radius/10, -$radius/20);
ps_lineto($ps, $radius * 0.8, 0.0);
ps_lineto($ps, -$radius/10, $radius/20);
ps_closepath($ps);
ps_fill($ps);
ps_restore($ps);
/* draw second hand */
// ps_setrgbcolor($ps, 1.0, 0.0, 0.0);
ps_setlinewidth($ps, 2);
ps_save($ps);
ps_rotate($ps, -(($ltime['seconds'] - 15.0) * 6.0));
ps_moveto($ps, -$radius/5, 0.0);
ps_lineto($ps, $radius, 0.0);
ps_stroke($ps);
ps_restore($ps);
/* draw little circle at center */
ps_circle($ps, 0, 0, $radius/30);
ps_fill($ps);
ps_end_page($ps);
# to see some difference
// sleep(1);
}
/*$buf = ps_get_buffer($ps);
$len = strlen($buf);
header("Content-type: application/pdf");
header("Content-Length: $len");
header("Content-Disposition: inline; filename=foo.pdf");
print $buf;
*/
ps_close($ps);
ps_delete($ps);
?>
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