export declare class TextMetrics {
    _native: any;
    constructor(nativeInstance?: any);
    get native(): any;
    get width(): number;
    get actualBoundingBoxLeft(): number;
    get actualBoundingBoxRight(): number;
    get actualBoundingBoxAscent(): number;
    get actualBoundingBoxDescent(): number;
    get fontBoundingBoxAscent(): number;
    get fontBoundingBoxDescent(): number;
    get emHeightAscent(): number;
    get emHeightDescent(): number;
    get hangingBaseline(): number;
    get alphabeticBaseline(): number;
    get ideographicBaseline(): number;
}
