import { ElementRef } from '@angular/core';
import type { ExportFormat } from '../shared/chart-export-menu.component';
import { fmtNum } from '../shared/chart-utils';
import * as i0 from "@angular/core";
export interface BubbleNode {
    id: string;
    label: string;
    value: number;
    group?: string;
    color?: string;
}
interface SimulatedNode {
    id: string;
    label: string;
    value: number;
    group: string;
    r: number;
    x: number;
    y: number;
    vx: number;
    vy: number;
    color: string;
}
export declare class PackedBubbleChartComponent {
    private readonly exportSvc;
    data: import("@angular/core").InputSignal<BubbleNode[]>;
    height: import("@angular/core").InputSignal<number>;
    width: import("@angular/core").InputSignal<number>;
    colors: import("@angular/core").InputSignal<string[]>;
    showLegend: import("@angular/core").InputSignal<boolean>;
    showLabels: import("@angular/core").InputSignal<boolean>;
    showGroupLabels: import("@angular/core").InputSignal<boolean>;
    showExport: import("@angular/core").InputSignal<boolean>;
    minBubbleRadius: import("@angular/core").InputSignal<number>;
    maxBubbleRadius: import("@angular/core").InputSignal<number>;
    svgEl: import("@angular/core").Signal<ElementRef<SVGElement> | undefined>;
    hoveredId: import("@angular/core").WritableSignal<string | null>;
    tooltip: import("@angular/core").WritableSignal<{
        x: number;
        y: number;
        label: string;
        value: number;
        group?: string;
        color: string;
    } | null>;
    cx: import("@angular/core").Signal<number>;
    cy: import("@angular/core").Signal<number>;
    uniqueGroups: import("@angular/core").Signal<string[]>;
    groupCenters: import("@angular/core").Signal<{
        group: string;
        x: number;
        y: number;
    }[]>;
    computedNodes: import("@angular/core").Signal<SimulatedNode[]>;
    getGroupColor(group: string, idx: number): string;
    truncate(str: string, radius: number): string;
    onBubbleHover(event: MouseEvent, node: SimulatedNode): void;
    onExport(type: ExportFormat): void;
    exportToJson(): void;
    exportToCsv(): void;
    exportToSvg(): void;
    exportToPdf(): void;
    readonly fmtNum: typeof fmtNum;
    readonly Math: Math;
    static ɵfac: i0.ɵɵFactoryDeclaration<PackedBubbleChartComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<PackedBubbleChartComponent, "ngx-packed-bubble-chart", never, { "data": { "alias": "data"; "required": false; "isSignal": true; }; "height": { "alias": "height"; "required": false; "isSignal": true; }; "width": { "alias": "width"; "required": false; "isSignal": true; }; "colors": { "alias": "colors"; "required": false; "isSignal": true; }; "showLegend": { "alias": "showLegend"; "required": false; "isSignal": true; }; "showLabels": { "alias": "showLabels"; "required": false; "isSignal": true; }; "showGroupLabels": { "alias": "showGroupLabels"; "required": false; "isSignal": true; }; "showExport": { "alias": "showExport"; "required": false; "isSignal": true; }; "minBubbleRadius": { "alias": "minBubbleRadius"; "required": false; "isSignal": true; }; "maxBubbleRadius": { "alias": "maxBubbleRadius"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}
export {};