Interface FontDescriptor

interface FontDescriptor {
    ascent: number;
    capHeight: number;
    descent: number;
    firstChar?: number;
    flags: number;
    fontBBox: [number, number, number, number];
    fontFamily: string;
    fontName: string;
    fontWeight: number;
    italicAngle: number;
    lastChar?: number;
    stemV: number;
    widths?: number[];
}