backgroundImageSpecified function

bool backgroundImageSpecified(
  1. Map element
)

Returns whether element defines a usable backgroundImage value.

Implementation

bool backgroundImageSpecified(Map element) {
  final backgroundImage = element['backgroundImage'];
  if (backgroundImage == null) return false;

  if (backgroundImage is String) {
    return true;
  }

  if (backgroundImage is Map && backgroundImage['url'] != null) {
    return true;
  }

  return false;
}