import LogicFlow, { BaseNodeModel, GraphModel } from '@logicflow/core';
import type { TextConfig } from '@logicflow/core';
export declare const idGeneratorFunc: () => string;
export declare function initBasicFlow({ container, ...config }: {
    [x: string]: any;
    container: any;
}): LogicFlow;
export declare function checkFlowEdge(): void;
export declare type EdgeParams = {
    sourceNodeId: string;
    targetNodeId: string;
    type: 'bmpolyline' | string;
    text?: TextConfig | string;
    pointList?: any[];
    properties?: any;
};
export declare function createFlowEdge(graph: GraphModel, params: EdgeParams): import("@logicflow/core/types/model/edge/BaseEdgeModel").BaseEdgeModel;
export declare function getFlowRawData(lf: LogicFlow): {
    json: import("@logicflow/core").GraphConfigData;
    xml: string;
};
export declare function loadFlowData(lf: LogicFlow, json: any): void;
export declare function findNodeIdsBFC(id: string, getNodesFunc: (_: any) => [], exclude?: string[], end?: string): string[];
export declare function compuPlusPosition(sourceNode: BaseNodeModel, targetNode: BaseNodeModel): {
    value: string;
    x: number;
    y: number;
};
export declare function updateEdgeTextPosition(): void;
export declare function isString(val: unknown): val is string;