import type { ColorValue } from 'react-native';
/** Natural (unscaled) formula ink metrics in dp at the given font size. */
export interface RaTeXNaturalTexMetrics {
    /** Ink width. */
    width: number;
    /** Total ink height (ascent + depth). */
    height: number;
    /** Descent below the baseline; the baseline sits at `height - depth`. */
    depth: number;
}
/**
 * Sync natural TeX metrics for a formula — no view needed. Backed by the
 * parse cache the measure/render passes share. Null when empty, parse failed,
 * or the native module is unavailable.
 *
 * `color` should match the render color so Android's color-keyed cache entry
 * is shared with the on-screen view (iOS metrics are color-blind).
 */
export declare function getTexMetrics(latex: string, fontSize: number, displayMode: boolean, color?: ColorValue): RaTeXNaturalTexMetrics | null;