private function CSSmin::rgbToHex in Advanced CSS/JS Aggregation 7.2

1 call to CSSmin::rgbToHex()

CSSmin::hslToHex in advagg_css_compress/yui/CSSMin.inc

File

advagg_css_compress/yui/CSSMin.inc, line 1011

Class

CSSmin

Code

private function rgbToHex($matches) {
  $hexColors = array();
  $rgbColors = explode(',', $matches[1]);

  // Values outside the sRGB color space should be clipped (0-255)
  for ($i = 0, $l = count($rgbColors); $i < $l; $i++) {
    $hexColors[$i] = sprintf("%02x", $this
      ->clampNumberSrgb($this
      ->rgbPercentageToRgbInteger($rgbColors[$i])));
  }

  // Fix for issue #2528093
  if (!preg_match('/[\\s,);}]/', $matches[2])) {
    $matches[2] = ' ' . $matches[2];
  }
  return '#' . implode('', $hexColors) . $matches[2];
}