parse static method
Implementation
static CSSColorRGB? parse(String color) {
var matchRGB = CSSColorRGB.patternRGB.firstMatch(color);
if (matchRGB == null) return null;
//var type = int.parse( match.group(1) ) ;
var red = int.parse(matchRGB.group(2)!);
var green = int.parse(matchRGB.group(3)!);
var blue = int.parse(matchRGB.group(4)!);
var alpha = parseDouble(matchRGB.group(5));
if (alpha != null && alpha != 1) {
return CSSColorRGBA(red, green, blue, alpha);
} else {
return CSSColorRGB(red, green, blue);
}
}