addAll method

void addAll(List<PdfPermissionsFlags> permission)

Add the permissions.

//Create a new PDF document.
PdfDocument document = PdfDocument();
//Document security
PdfSecurity security = document.security;
//Add permissions.
security.permissions.addAll(<PdfPermissionsFlags>[
    PdfPermissionsFlags.editContent,
    PdfPermissionsFlags.copyContent]);
//Save the document.
List<int> bytes = await document.save();
//Dispose the document.
document.dispose();

Implementation

void addAll(List<PdfPermissionsFlags> permission) {
  bool isChanged = false;
  if (permission.isNotEmpty) {
    permission.toList().forEach((PdfPermissionsFlags flag) {
      if (!_permissions.contains(flag)) {
        _permissions.add(flag);
        isChanged = true;
        _modifiedPermissions = true;
      }
    });
  }
  if (isChanged) {
    _encryptor.permissions = _permissions;
    _encryptor.encrypt = true;
    _modifiedPermissions = true;
  }
}