getDownloadLink method
override
Implementation
String getDownloadLink({String res}) {
if (res == Resolution.large)
return this.fullHDURL;
else if (res == Resolution.medium)
return this.largeImageURL;
else if (res == Resolution.small)
return this.webformatURL;
else if (res == Resolution.tiny) return this.webformatURL;
return this.fullHDURL ?? this.largeImageURL ?? this.webformatURL;
}