export function determineLevels(nodes: import("../../model/ibasicnode").IBasicNode[], edges: import("../../model/ibasicedge").IBasicEdge[]): {
    hierarchy: import("../../model/ibasicnode").IBasicNode[][];
    fakeNodesHierarchy: import("../../model/ibasicnode").IBasicNode[][];
    fakeEdges: import("../../model/ibasicedge").IBasicEdge[];
};