export declare enum SevenSegmentAttributes {
    Format = "format",
    Mask = "mask",
    DisplayText = "displaytext"
}
export declare class SevenSegment extends HTMLElement {
    #private;
    static RESIZE_DEBOUNCE_MS: number;
    static get observedAttributes(): SevenSegmentAttributes[];
    get count(): number;
    constructor();
    attributeChangedCallback(name: string, oldValue: string, newValue: string): void;
    private render;
    setMask(mask: number[]): void;
    setText(val: string): void;
    setNumber(val: number): void;
}