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Aspect ratio for images

pull/40/head
Savetheinternet 14 years ago
parent
commit
348ae010bc
  1. 28
      inc/functions.php

28
inc/functions.php

@ -223,9 +223,33 @@
}
}
// Highest common factor
function hcf($a, $b){
$gcd = 1;
if ($a>$b) {
$a = $a+$b;
$b = $a-$b;
$a = $a-$b;
}
if ($b==(round($b/$a))*$a)
$gcd=$a;
else {
for($i=round($a/2);$i;$i--) {
if ($a == round($a/$i)*$i && $b == round($b/$i)*$i) {
$gcd = $i;
$i = false;
}
}
}
return $gcd;
}
function fraction($numerator, $denominator, $sep) {
$fraction = Array($numerator, $denominator);
return "{$fraction[0]}{$sep}{$fraction[1]}";
$gcf = hcf($numerator, $denominator);
$numerator = $numerator / $gcf;
$denominator = $denominator / $gcf;
return "{$numerator}{$sep}{$denominator}";
}
/*********************************************/

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