import BranchParentAlignment from "./BranchParentAlignment";
import LayoutState from "./LayoutState";
import Node from "./Node";
import LayoutLevel from "./LayoutLevel";
import ConnectorAlignment from "./ConnectorAlignment";
export default abstract class LayoutStrategyBase {
    ConnectorAlignment: ConnectorAlignment;
    ConnectorThickness: number;
    ParentAlignment: BranchParentAlignment;
    ParentChildSpacing: number;
    ParentConnectorShield: number;
    SiblingSpacing: number;
    ChildConnectorHookLength: number;
    get SupportsAssistants(): boolean;
    abstract GetSupportsAssistants(): boolean;
    abstract PreProcessThisNode(state: LayoutState, node: Node): void;
    abstract ApplyVerticalLayout(state: LayoutState, level: LayoutLevel): void;
    abstract ApplyHorizontalLayout(state: LayoutState, level: LayoutLevel): void;
    abstract RouteConnectors(state: LayoutState, node: Node): void;
}