import { ElementRef } from '@angular/core';
import type { ExportFormat } from '../shared/chart-export-menu.component';
import * as i0 from "@angular/core";
export interface SankeyNode {
    id: string;
    label: string;
    color?: string;
}
export interface SankeyLink {
    source: string;
    target: string;
    value: number;
}
interface ProcessedNode {
    id: string;
    label: string;
    color: string;
    x: number;
    y: number;
    width: number;
    height: number;
    value: number;
    column: number;
    inSum: number;
    outSum: number;
}
interface ProcessedLink {
    sourceId: string;
    targetId: string;
    value: number;
    path: string;
    color: string;
    thickness: number;
    sourceNode: ProcessedNode;
    targetNode: ProcessedNode;
}
export declare class SankeyChartComponent {
    private readonly exportSvc;
    nodes: import("@angular/core").InputSignal<SankeyNode[]>;
    links: import("@angular/core").InputSignal<SankeyLink[]>;
    height: import("@angular/core").InputSignal<number>;
    showLabels: import("@angular/core").InputSignal<boolean>;
    showValues: import("@angular/core").InputSignal<boolean>;
    colors: import("@angular/core").InputSignal<string[]>;
    nodePadding: import("@angular/core").InputSignal<number>;
    nodeWidth: import("@angular/core").InputSignal<number>;
    showExport: import("@angular/core").InputSignal<boolean>;
    containerWidth: import("@angular/core").WritableSignal<number>;
    hoveredNodeId: import("@angular/core").WritableSignal<string | null>;
    hoveredLinkId: import("@angular/core").WritableSignal<number | null>;
    tooltip: import("@angular/core").WritableSignal<any>;
    tooltipX: import("@angular/core").WritableSignal<number>;
    tooltipY: import("@angular/core").WritableSignal<number>;
    svgEl: import("@angular/core").Signal<ElementRef<SVGElement> | undefined>;
    margin: import("@angular/core").Signal<{
        top: number;
        right: number;
        bottom: number;
        left: number;
    }>;
    svgHeight: import("@angular/core").Signal<number>;
    innerW: import("@angular/core").Signal<number>;
    innerH: import("@angular/core").Signal<number>;
    constructor();
    computedData: import("@angular/core").Signal<{
        nodes: ProcessedNode[];
        links: ProcessedLink[];
    }>;
    isLinkHighlighted(link: ProcessedLink): boolean;
    isNodeDimmed(node: ProcessedNode): boolean;
    onNodeHover(nodeId: string): void;
    onLinkHover(idx: number, event: MouseEvent): void;
    onLinkMouseMove(event: MouseEvent): void;
    onMouseLeave(): void;
    onExport(type: ExportFormat): void;
    exportToJson(): void;
    exportToCsv(): void;
    exportToSvg(): void;
    exportToPdf(): void;
    formatNumber(v: number): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<SankeyChartComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<SankeyChartComponent, "ngx-sankey-chart", never, { "nodes": { "alias": "nodes"; "required": false; "isSignal": true; }; "links": { "alias": "links"; "required": false; "isSignal": true; }; "height": { "alias": "height"; "required": false; "isSignal": true; }; "showLabels": { "alias": "showLabels"; "required": false; "isSignal": true; }; "showValues": { "alias": "showValues"; "required": false; "isSignal": true; }; "colors": { "alias": "colors"; "required": false; "isSignal": true; }; "nodePadding": { "alias": "nodePadding"; "required": false; "isSignal": true; }; "nodeWidth": { "alias": "nodeWidth"; "required": false; "isSignal": true; }; "showExport": { "alias": "showExport"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}
export {};