function toRGB($color)
{
$named = ColorMap::wordToHex($color);
if ($named) {
$color = $named;
}
$color = str_replace('#', '', $color);
$rgb = array();
foreach (range(0, 2) as $i) {
array_push($rgb, hexdec(substr($color, $i * 2, 2)));
}
return $rgb;
}
function convert($color, $to = false)
{
if (!$to) {
$to = $this->defaultReturnType;
}
if (is_array($color) && count($color) == 3) {
//could be rgb or hsl, make a judgement call
if ($color['r'] || $color['R']) {
$color = new Color_RGB($color);
} elseif ($color['h'] || $color['H']) {
$color = new Color_HSL($color);
} else {
return false;
}
// could not decide
} elseif (is_string($color) || is_numeric($color)) {
$tryword = ColorMap::wordToHex($color);
if ($tryword) {
$color = $tryword;
}
// could be a hex code or a color name
$color = new Color_Hex($color);
if (!$color->isHex()) {
return false;
}
// whups not hex.
}
$class = strtolower(get_class($color));
if (!$class) {
return false;
}
// not color usable
$hash = FALSE;
switch (strtolower($to)) {
case '#hex':
$hash = TRUE;
case 'hex':
if ($class == 'color_hex') {
return $color->toString($hash);
}
if (method_exists($color, 'toHex')) {
return $color->toHex($hash);
}
break;
case 'color_hex':
if ($class == 'color_hex') {
return $color;
}
if (method_exists($color, 'toHex')) {
return new Color_Hex($color->toHex());
}
break;
case 'rgb':
if ($class == 'color_rgb') {
return $color->toArray();
}
if (method_exists($color, 'toRGB')) {
return $color->toRGB();
}
break;
case 'color_rgb':
if ($class == 'color_rgb') {
return $color;
}
if (method_exists($color, 'toRGB')) {
return new Color_RGB($color->toRGB());
}
break;
case 'hsl':
if ($class == 'color_hsl') {
return $color->toArray();
}
if (method_exists($color, 'toHSL')) {
return $color->toHSL();
}
break;
case 'color_hsl':
if ($class == 'color_hsl') {
return $color;
}
if (method_exists($color, 'toHSL')) {
return new Color_HSL($color->toHSL());
}
break;
}
return null;
}
