resolve method
Resolves value down to a direct value, following indirect references.
Reference chains are followed up to maxDepth levels.
Implementation
dynamic resolve(dynamic value, {int maxDepth = 32}) {
var current = value;
for (var depth = 0; depth < maxDepth; depth++) {
if (current is! PdfRefToken) return current;
final obj = _getObject(current.obj);
if (obj == null) return null;
current = obj.value;
}
return current;
}