import { ElementRef, TemplateRef } 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 CalendarHeatmapData {
    date: string;
    value: number;
}
export declare class CalendarHeatmapComponent {
    readonly instanceId: string;
    private readonly exportSvc;
    data: import("@angular/core").InputSignal<CalendarHeatmapData[]>;
    colorRange: import("@angular/core").InputSignal<string[]>;
    height: import("@angular/core").InputSignal<number>;
    showMonthLabels: import("@angular/core").InputSignal<boolean>;
    showDayLabels: import("@angular/core").InputSignal<boolean>;
    cellSize: import("@angular/core").InputSignal<number>;
    cellGap: import("@angular/core").InputSignal<number>;
    showExport: import("@angular/core").InputSignal<boolean>;
    tooltipTemplate: import("@angular/core").InputSignal<TemplateRef<any> | null>;
    cellClick: import("@angular/core").OutputEmitterRef<{
        date: string;
        value: number;
    }>;
    svgEl: import("@angular/core").Signal<ElementRef<SVGElement> | undefined>;
    tooltip: import("@angular/core").WritableSignal<{
        x: number;
        y: number;
        date: string;
        value: number;
    } | null>;
    PAD_LEFT: number;
    PAD_TOP: number;
    weeks: import("@angular/core").Signal<any[][]>;
    monthLabels: import("@angular/core").Signal<{
        label: string;
        x: number;
    }[]>;
    svgWidth: import("@angular/core").Signal<number>;
    private maxVal;
    getColor(value: number): string;
    onMouseEnter(event: MouseEvent, day: any): void;
    onMouseLeave(): void;
    onCellClick(day: any): void;
    onExport(type: ExportFormat): void;
    fmtNum: typeof fmtNum;
    static ɵfac: i0.ɵɵFactoryDeclaration<CalendarHeatmapComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<CalendarHeatmapComponent, "ngx-calendar-heatmap", never, { "data": { "alias": "data"; "required": false; "isSignal": true; }; "colorRange": { "alias": "colorRange"; "required": false; "isSignal": true; }; "height": { "alias": "height"; "required": false; "isSignal": true; }; "showMonthLabels": { "alias": "showMonthLabels"; "required": false; "isSignal": true; }; "showDayLabels": { "alias": "showDayLabels"; "required": false; "isSignal": true; }; "cellSize": { "alias": "cellSize"; "required": false; "isSignal": true; }; "cellGap": { "alias": "cellGap"; "required": false; "isSignal": true; }; "showExport": { "alias": "showExport"; "required": false; "isSignal": true; }; "tooltipTemplate": { "alias": "tooltipTemplate"; "required": false; "isSignal": true; }; }, { "cellClick": "cellClick"; }, never, never, true, never>;
}