import { VitalLensBase } from './VitalLensBase';
import { VitalLensResult } from '../types';
export declare class VitalLensMonitor extends VitalLensBase {
    private state;
    private currentMode;
    private videoEl;
    private startScreen;
    private cameraLayer;
    private bottomPanel;
    private messageEl;
    private statusBadge;
    private statusText;
    private ppgCanvas;
    private ppgSpinner;
    private respCanvas;
    private respSpinner;
    private waveformPlayer;
    private ppgChart;
    private respChart;
    private ppgSampleCount;
    private receivedVitals;
    private stream;
    private isFaceCurrentlyDetected;
    private ppgConfHistory;
    private respConfHistory;
    private faceConfHistory;
    constructor();
    connectedCallback(): void;
    disconnectedCallback(): void;
    protected getElements(): void;
    private startProcessing;
    private stopProcessing;
    protected updateUI(result: VitalLensResult): void;
    private evaluateChartReadiness;
    private transitionState;
    private clearMeasurements;
    protected updateHRVDisplay(): void;
    private configureVitalMeta;
    private updateValue;
    private createChart;
    private updateChart;
    protected resetUI(): void;
}
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