getCryptoIcon static method
Returns the Icon for the correct Crypto, if the Icon doesn't exist it returns null
mode = 'normal' returns normal Icon, mode = 'alt' returns the alt Icon
Implementation
static IconData? getCryptoIcon(String key, [String? mode]) {
if (containsCrypto(key)) {
if (mode == 'alt') return _cryptoMap[key]![1];
return _cryptoMap[key]![0];
}
return null;
}