parseColor2String static method
将颜色转为字符串
Implementation
static String? parseColor2String(Color? color) {
if (color == null) {
return null;
}
var aa = color.alpha.toRadixString(16);
if (aa.length == 1) {
aa = "0$aa";
}
var rr = color.red.toRadixString(16);
if (rr.length == 1) {
rr = "0$rr";
}
var gg = color.green.toRadixString(16);
if (gg.length == 1) {
gg = "0$gg";
}
var bb = color.blue.toRadixString(16);
if (bb.length == 1) {
bb = "0$bb";
}
return "#$aa$rr$gg$bb";
}