export interface FormattingRect {
    left: number;
    right: number;
    top: number;
    bottom: number;
}
/** Anchor to the first visible line, never to the middle of a long multi-paragraph selection. */
export declare function articleFormattingSeat(rects: readonly FormattingRect[], clip: FormattingRect, viewportWidth: number, width: number, height: number): {
    left: number;
    top: number;
} | undefined;
/** Same portable link schemes accepted by the editor; never serialize an executable URL. */
export declare function articleFormattingHref(input: string): string | undefined;
//# sourceMappingURL=article-formatting-geometry.d.ts.map