colormeter.php
| <?php | |
| function color_meter($cwith, $ccolor) { | |
| if (empty($cwith) || empty($ccolor)) return false; | |
| $_cwith = ($cwith[0] === '#') ? substr($cwith, 1, 7) : $cwith; | |
| $_ccolor = ($ccolor[0] === '#') ? substr($ccolor, 1, 7) : $ccolor; | |
| $_r = intval(substr($_cwith, 0, 2), 16); | |
| $_g = intval(substr($_cwith, 2, 2), 16); | |
| $_b = intval(substr($_cwith, 4, 2), 16); | |
| $__r = intval(substr($_ccolor, 0, 2), 16); | |
| $__g = intval(substr($_ccolor, 2, 2), 16); | |
| $__b = intval(substr($_ccolor, 4, 2), 16); | |
| $p1 = ($_r / 255) * 100; | |
| $p2 = ($_g / 255) * 100; | |
| $p3 = ($_b / 255) * 100; | |
| $perc1 = round(($p1 + $p2 + $p3) / 3); | |
| $p1 = ($__r / 255) * 100; | |
| $p2 = ($__g / 255) * 100; | |
| $p3 = ($__b / 255) * 100; | |
| $perc2 = round(($p1 + $p2 + $p3) / 3); | |
| return abs($perc1 - $perc2); | |
| } |