import { FontTables } from './font-tables.ts';
import { type TableRecord } from './table-records.ts';
export type FontType = 'TrueType' | 'CFF' | 'Type-1';
export declare class Font {
    private _glyphMapping;
    /**
     * The type of font based on the SFNT version signature.
     */
    readonly type: FontType;
    /**
     * The table records in the font, sorted by their offset.
     */
    readonly tableRecords: ReadonlyArray<TableRecord>;
    /**
     * The font tables contained in the font.
     */
    readonly tables: FontTables;
    /**
     * The typographic ascender value.
     *
     * Uses OS/2 sTypoAscender if USE_TYPO_METRICS is set, otherwise
     * usWinAscent, falls back to hhea ascender.
     */
    readonly ascent: number;
    /**
     * The typographic descender value (typically negative).
     *
     * Uses OS/2 sTypoDescender if USE_TYPO_METRICS is set, otherwise
     * usWinDescent, falls back to hhea descender.
     */
    readonly descent: number;
    /**
     * The typographic line gap value.
     *
     * Uses OS/2 sTypoLineGap if USE_TYPO_METRICS is set, otherwise zero.
     */
    readonly lineGap: number;
    static fromData(fontData: Uint8Array): Font;
    private constructor();
    /**
     * The full font name as stored in the name table.
     * Returns `undefined` if the name table or the full font name entry is missing.
     */
    get fontName(): string | undefined;
    /**
     * The number of glyphs in the font.
     */
    get numGlyphs(): number;
    /**
     * The number of font units per em square.
     */
    get unitsPerEm(): number;
    /**
     * The mapping from Unicode code points to glyph IDs.
     */
    get glyphMapping(): ReadonlyMap<number, number>;
    private getCmapSubtable;
}