import * as React from 'react';
import { PNode, PAnchorType, PNodeCandidate, Dim, PBox, PPosition, PNodeId, PEdge, SnappableGrid, PEdgeId, Identity } from './index.type';
import DesignDataStore from './store/DesignDataStore';
export declare function isValidData(data: any): any;
export declare function nextElementId(identities: Identity[]): number;
export declare function xyOfCircleAnchor(dim: Dim, anchor: PAnchorType): PPosition;
export declare function xyOfRectAnchor(dim: Dim, anchor: PAnchorType): PPosition;
export declare function nodeAnchorXY(node: PNode, anchor: PAnchorType): PPosition;
export declare function edgeAnchorXY(edge: PEdge, anchor: PAnchorType, nodes: PNode[]): PPosition;
export declare function nodeAnchorXYByNodeId(nodes: PNode[], nodeId: PNodeId, anchor: PAnchorType): PPosition;
export declare function wrapSvg(w: number, h: number, child: React.ReactNode, ref: React.RefObject<SVGSVGElement>): JSX.Element;
export declare function getNodeSize(node: PNode): {
    w: number;
    h: number;
};
export declare function getNodeXY(node: PNode): {
    x: number;
    h: number;
    y?: undefined;
} | {
    x: number;
    y: number;
    h?: undefined;
};
export declare function getSnappableGrid(nodes: PNode[], exceptId?: PNodeId): SnappableGrid;
export declare function renderNode(node: PNode): JSX.Element;
export declare function renderShape(node: PNode): JSX.Element;
export declare function renderNodeCandidateToSvg(nodeCandidate: PNodeCandidate, ref: React.RefObject<SVGSVGElement>): {} | React.ReactElement<any>;
export declare function isBoxInRange(box: PBox, boxContainer: PBox): boolean;
export declare function getNodeInstance(nodeCandidate: PNodeCandidate, { cx, cy }: PPosition): PNode;
export declare function getNode(nodes: PNode[], id: PNodeId): PNode | undefined;
export declare function getEdge(edges: PEdge[], id: PEdgeId): PEdge | undefined;
export declare function rearrange(nodes: PNode[], edges: PEdge[], startNode: PNode, hGap: number, vGap: number): {
    nodes: PNode[];
    edges: PEdge[];
};
export declare function check(ds: DesignDataStore): string | null | undefined;
export declare function condenseNodeData(node: PNode): PNode;