/** A safe, presentational Markdown run. Render `text` as a text node, never HTML. */
export interface RichTextRun {
    text: string;
    kind: "text" | "strong" | "em" | "code" | "strike";
}
/**
 * Parse a small game-friendly Markdown subset into safe text runs, on either runtime.
 * Supports emphasis, inline code, strike-through, headings, lists and link labels.
 * HTML is literal text; URLs and images never create executable or remote content.
 * @param source - Untrusted dialogue, tooltip or journal text.
 * @returns Runs for a DOM/text renderer (no HTML injection is needed).
 * @example
 * const runs = parseRichText('Take the **silver key**.');
 */
export declare function parseRichText(source: string): RichTextRun[];
/**
 * Reveal a prefix without cutting Unicode code points or exposing Markdown syntax.
 * @param runs - Runs returned by parseRichText.
 * @param count - Maximum visible code points.
 * @returns A new array suitable for a typewriter renderer.
 * @example sliceRichText(parseRichText('**Hello**'), 2) // bold "He"
 */
export declare function sliceRichText(runs: readonly RichTextRun[], count: number): RichTextRun[];
/**
 * Paginate rich text for dialogue panels, preserving formatting and all text.
 * @param runs - Parsed text runs.
 * @param size - Soft page length in code points; defaults to 320 (minimum 40).
 * @returns Non-empty page list, including one empty page for empty input.
 * @example const pages = paginateRichText(parseRichText(message), 180);
 */
export declare function paginateRichText(runs: readonly RichTextRun[], size?: number): RichTextRun[][];