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 ChoroplethDataPoint {
    regionId: string;
    value: number;
    label?: string;
}
export declare class MapChoroplethComponent {
    private readonly exportSvc;
    title: import("@angular/core").InputSignal<string>;
    data: import("@angular/core").InputSignal<ChoroplethDataPoint[]>;
    height: import("@angular/core").InputSignal<number>;
    colors: import("@angular/core").InputSignal<string[]>;
    noDataColor: import("@angular/core").InputSignal<string>;
    showLegend: import("@angular/core").InputSignal<boolean>;
    showExport: import("@angular/core").InputSignal<boolean>;
    theme: import("@angular/core").InputSignal<"light" | "dark">;
    containerWidth: import("@angular/core").WritableSignal<number>;
    hoveredRegionId: import("@angular/core").WritableSignal<string | 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>;
    private container;
    constructor();
    minVal: import("@angular/core").Signal<number>;
    maxVal: import("@angular/core").Signal<number>;
    legendGradient: import("@angular/core").Signal<string>;
    computedRegions: import("@angular/core").Signal<{
        id: string;
        name: string;
        path: string;
        value: number;
        hasData: boolean;
        label: string;
        fillColor: string;
    }[]>;
    onRegionHover(region: any, event: MouseEvent): void;
    onRegionMouseMove(event: MouseEvent): void;
    onMouseLeave(): void;
    onExport(type: ExportFormat): void;
    exportToJson(): void;
    exportToCsv(): void;
    exportToSvg(): void;
    exportToPdf(): void;
    private interpolateColor;
    private parseHex;
    readonly fmtNum: typeof fmtNum;
    static ɵfac: i0.ɵɵFactoryDeclaration<MapChoroplethComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<MapChoroplethComponent, "ngx-map-choropleth", never, { "title": { "alias": "title"; "required": false; "isSignal": true; }; "data": { "alias": "data"; "required": false; "isSignal": true; }; "height": { "alias": "height"; "required": false; "isSignal": true; }; "colors": { "alias": "colors"; "required": false; "isSignal": true; }; "noDataColor": { "alias": "noDataColor"; "required": false; "isSignal": true; }; "showLegend": { "alias": "showLegend"; "required": false; "isSignal": true; }; "showExport": { "alias": "showExport"; "required": false; "isSignal": true; }; "theme": { "alias": "theme"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}