categories property
Get the overlay categories.
Returns
- Empty list if no categories are available.
- Categories list if categories are available
Throws
- An exception if it fails
Implementation
List<OverlayCategory> get categories {
final OperationResult resultString = objectMethod(
_pointerId,
'OverlayInfo',
'categories',
);
final List<OverlayCategory> overlayCategories =
(resultString['result'] as List<dynamic>)
.map<OverlayCategory>(
(final dynamic item) => OverlayCategory.fromJson(item),
)
.toList();
return overlayCategories;
}