function _color_blend
_color_blend($img, $hex1, $hex2, $alpha)
Blends two hex colors and returns the GD color.
File
- modules/color/color.module, line 722
- Allows users to change the color scheme of themes.
Code
function _color_blend($img, $hex1, $hex2, $alpha) { $in1 = _color_unpack($hex1); $in2 = _color_unpack($hex2); $out = array($img); for ($i = 0; $i < 3; ++$i) { $out[] = $in1[$i] + ($in2[$i] - $in1[$i]) * $alpha; } return call_user_func_array('imagecolorallocate', $out); }
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https://api.drupal.org/api/drupal/modules!color!color.module/function/_color_blend/7.x