fetchLegendInfos abstract method
Fetches the list of legend info.
Return Value: A Future. A List of LegendInfo is returned asynchronously by the task. A null is returned if an error occurs.
Implementation
Future<List<LegendInfo>> fetchLegendInfos();Fetches the list of legend info.
Return Value: A Future. A List of LegendInfo is returned asynchronously by the task. A null is returned if an error occurs.
Future<List<LegendInfo>> fetchLegendInfos();