import BaseEdge from "./BaseEdge.svelte";
import { SvelteMap } from "svelte/reactivity";
import { type Vector2 } from "./diagram-lib.js";
import type { HTMLAttributes } from "svelte/elements";
import type { Writable } from "svelte/store";
import { getNodeAnchorFast } from "./layout-utils.js";
import type { ComponentProps } from "svelte";
type PathGenParams = {
    pathGen?: "bezier";
    curvature?: number;
    offset?: Vector2;
} | {
    pathGen: "smoothstep";
    borderRadius?: number;
    center?: Vector2;
};
export type SurfaceEdgeParams<C extends typeof BaseEdge = typeof BaseEdge> = {
    component?: C | [C, Omit<ComponentProps<C>, "d" | "edge">];
    sourceAnchor?: Vector2;
    targetAnchor?: Vector2;
    svgPathAttributes?: HTMLAttributes<SVGPathElement>;
} & PathGenParams;
export interface PrecalculatedEdge {
    x1: number;
    y1: number;
    x2: number;
    y2: number;
}
export type SurfaceEdge = {
    source: string | HTMLElement | string[] | HTMLElement[];
    target: string | HTMLElement | string[] | HTMLElement[];
    precalculated?: PrecalculatedEdge;
} & SurfaceEdgeParams;
type $$ComponentProps = {
    hostElement: Element;
    edges: SvelteMap<string, SurfaceEdge>;
    width?: Writable<number>;
    height?: Writable<number>;
    svgAttributes?: HTMLAttributes<SVGElement>;
    getNodeAnchor?: typeof getNodeAnchorFast;
    fadeInDuration?: number;
};
declare const Surface: import("svelte").Component<$$ComponentProps, {
    width: Writable<number> | undefined;
    height: Writable<number> | undefined;
    edges: SvelteMap<string, SurfaceEdge>;
    getNodes: (input: string | HTMLElement | string[] | HTMLElement[]) => HTMLElement[];
}, "">;
type Surface = ReturnType<typeof Surface>;
export default Surface;