private RouteSearchRequest(MapService service, ServiceRequestType type) : base(service, type)
{
// The Maps Service invokes this callback while iterating through the set of obtained Routes.
_routeCallback = (result, id, index, total, route, userData) =>
{
errorCode = result;
if (result.IsSuccess())
{
// The parameter route must be released using maps_route_destroy().
var routeHandle = new Interop.RouteHandle(route, needToRelease: true);
_routeList.Add(new Route(routeHandle));
if (_routeList.Count == total)
{
_requestTask?.TrySetResult(_routeList);
}
return(true);
}
else
{
// If search is failed, the value of total is 0 and route is NULL.
_requestTask?.TrySetException(errorCode.GetException(errMessage));
return(false);
}
};
}
internal Route(Interop.RouteHandle nativeHandle)
{
handle = nativeHandle;
}
