import type { TemplateResult } from '@mantou/gem/lib/element';
import type { ElkEdgeSection, ElkExtendedEdge, ElkNode, LayoutOptions } from 'elkjs';
import type { Modify } from '../lib/types';
import { DuoyunResizeBaseElement } from './base/resize';
export type EdgeSection = Modify<ElkEdgeSection, {
    d?: string;
}>;
export type Edge = Modify<ElkExtendedEdge, {
    data?: any;
    sections?: EdgeSection[];
    label?: string;
    source?: string;
    target?: string;
    sources?: string[];
    targets?: string[];
}>;
export type Node = Modify<ElkNode, {
    data?: any;
    label?: string;
    children?: Node[];
    edges?: Edge[];
}>;
export declare class DuoyunFlowCanvasElement extends DuoyunResizeBaseElement {
    #private;
    resizeThrottle: boolean;
    graph?: Node;
    layout?: LayoutOptions;
    renderEdge?: (section: EdgeSection, edge: Edge) => TemplateResult;
    renderEdgeLabel?: (label: string | undefined, edge: Edge) => string | TemplateResult;
    renderNode?: (data: any, node: Node) => string | TemplateResult;
    renderNodeLabel?: (label: string | undefined, node: Node) => string | TemplateResult;
    renderEndMarker?: () => undefined | TemplateResult;
    renderStartMarker?: () => undefined | TemplateResult;
    render: () => TemplateResult;
}
export declare class DuoyunFlowElement extends DuoyunResizeBaseElement {
    #private;
    static node: string;
    static nodeLabel: string;
    static edge: string;
    static edgeLabel: string;
    graph?: any;
    layout?: LayoutOptions;
    renderEdge?: (section: EdgeSection, edge: Edge) => TemplateResult;
    renderEdgeLabel?: (label: string | undefined, edge: Edge) => string | TemplateResult;
    renderNode?: (data: any, node: Node) => string | TemplateResult;
    renderNodeLabel?: (label: string | undefined, node: Node) => string | TemplateResult;
    renderEndMarker?: () => undefined | TemplateResult;
    loaded: boolean;
    render: () => TemplateResult;
}
//# sourceMappingURL=flow.d.ts.map