function _color_unpack in Drupal 5

Same name and namespace in other branches

1. 8 core/modules/color/color.module \_color_unpack()
2. 6 modules/color/color.module \_color_unpack()
3. 7 modules/color/color.module \_color_unpack()
4. 9 core/modules/color/color.module \_color_unpack()

Convert a hex color into an RGB triplet.

3 calls to _color_unpack()

_color_blend in modules/color/color.module

Blend two hex colors and return the GD color.

_color_gd in modules/color/color.module

Convert a hex triplet into a GD color.

_color_shift in modules/color/color.module

Shift a given color, using a reference pair and a target blend color.

File

modules/color/color.module, line 519

Code

function _color_unpack($hex, $normalize = false) {
  if (strlen($hex) == 4) {
    $hex = $hex[1] . $hex[1] . $hex[2] . $hex[2] . $hex[3] . $hex[3];
  }
  $c = hexdec($hex);
  for ($i = 16; $i >= 0; $i -= 8) {
    $out[] = ($c >> $i & 0xff) / ($normalize ? 255 : 1);
  }
  return $out;
}