/**
* Create a new Image_Graph_color.
* @param int $red The red part or the whole part
* @param int $green The green part (or nothing), or the alpha channel
* @param int $blue The blue part (or nothing)
* @param int $alpha The alpha channel (or nothing)
*/
function newColor($red, $green = false, $blue = false, $alpha = false)
{
$this->_debug("Creating color Red = $red, Green/Alpha = $green, Blue = $blue, Alpha = $alpha");
if ($this->_parent) {
$this->_parent->newColor($red, $green, $blue, $alpha);
}
}
