import type { PerformancePanelMetrics } from '../types';
export interface PanelJankOps {
    title?: string;
    left?: number;
    width?: number;
    height?: number;
    isExpanded?: boolean;
}
export declare class PanelJank {
    private panel;
    /** 是否展开 */
    private isExpanded;
    private metrics;
    private panelInfo?;
    constructor(ops?: PanelJankOps);
    initPanel(): void;
    bindEvents(): void;
    updateMetrics(data: PerformancePanelMetrics): void;
    render(): void;
    destroy(): void;
}
export declare function initPanelJank(): PanelJank;