import { ElementRef } from '@angular/core';
import { ExportFormat } from '../shared/chart-export-menu.component';
import * as i0 from "@angular/core";
export interface GaugeNeedle {
    label: string;
    value: number;
    color: string;
    type?: 'needle' | 'pointer' | 'target-line';
}
export interface GaugeThreshold {
    value: number;
    color: string;
}
export declare class MultiNeedleGaugeComponent {
    needles: import("@angular/core").InputSignal<GaugeNeedle[]>;
    min: import("@angular/core").InputSignal<number>;
    max: import("@angular/core").InputSignal<number>;
    thresholds: import("@angular/core").InputSignal<GaugeThreshold[]>;
    height: import("@angular/core").InputSignal<number>;
    dialAngle: import("@angular/core").InputSignal<number>;
    units: import("@angular/core").InputSignal<string>;
    showLegend: import("@angular/core").InputSignal<boolean>;
    showExport: import("@angular/core").InputSignal<boolean>;
    private exportSvc;
    needleClick: import("@angular/core").OutputEmitterRef<GaugeNeedle>;
    container: import("@angular/core").Signal<ElementRef<any> | undefined>;
    onExport(type: ExportFormat): void;
    width: import("@angular/core").WritableSignal<number>;
    chartId: string;
    trackWidth: number;
    pivotRadius: number;
    get containerEl(): any;
    private destroyRef;
    constructor();
    centerX: import("@angular/core").Signal<number>;
    centerY: import("@angular/core").Signal<number>;
    radius: import("@angular/core").Signal<number>;
    startAngle: import("@angular/core").Signal<number>;
    endAngle: import("@angular/core").Signal<number>;
    polarToCartesian(cx: number, cy: number, r: number, angleDeg: number): {
        x: number;
        y: number;
    };
    describeArc(x: number, y: number, r: number, startA: number, endA: number): string;
    valToAngle: (val: number) => number;
    bgPath: import("@angular/core").Signal<string>;
    bands: import("@angular/core").Signal<{
        path: string;
        color: string;
    }[]>;
    ticks: import("@angular/core").Signal<{
        x1: number;
        y1: number;
        x2: number;
        y2: number;
        tx: number;
        ty: number;
        label: number;
    }[]>;
    processedNeedles: import("@angular/core").Signal<{
        type: "needle" | "pointer" | "target-line";
        points: string;
        tx1: number;
        ty1: number;
        tx2: number;
        ty2: number;
        label: string;
        value: number;
        color: string;
    }[]>;
    mainValue: import("@angular/core").Signal<number>;
    static ɵfac: i0.ɵɵFactoryDeclaration<MultiNeedleGaugeComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<MultiNeedleGaugeComponent, "ngx-multi-needle-gauge", never, { "needles": { "alias": "needles"; "required": false; "isSignal": true; }; "min": { "alias": "min"; "required": false; "isSignal": true; }; "max": { "alias": "max"; "required": false; "isSignal": true; }; "thresholds": { "alias": "thresholds"; "required": false; "isSignal": true; }; "height": { "alias": "height"; "required": false; "isSignal": true; }; "dialAngle": { "alias": "dialAngle"; "required": false; "isSignal": true; }; "units": { "alias": "units"; "required": false; "isSignal": true; }; "showLegend": { "alias": "showLegend"; "required": false; "isSignal": true; }; "showExport": { "alias": "showExport"; "required": false; "isSignal": true; }; }, { "needleClick": "needleClick"; }, never, never, true, never>;
}