import { TearSheet, Chart, CardDef, Table } from '../types/proto';
export interface CategoryData {
    id: string;
    label: string;
    charts: Chart[];
    cards: CardDef[];
    tables: Table[];
}
/**
 * Extract unique categories from tearsheet data
 */
export declare function extractCategories(tearsheet: TearSheet): string[];
/**
 * Group tearsheet data by categories
 */
export declare function groupByCategory(tearsheet: TearSheet): Map<string, CategoryData>;
/**
 * Filter tearsheet data by category
 */
export declare function filterByCategory(tearsheet: TearSheet, category: string): {
    charts: Chart[];
    cards: CardDef[];
    tables: Table[];
};
/**
 * Convert category string to display-friendly label
 */
export declare function formatCategoryLabel(category: string): string;
/**
 * Get chart title from Chart proto
 */
export declare function getChartTitle(chart: Chart): string;
/**
 * Get chart ID from Chart proto
 */
export declare function getChartId(chart: Chart): string;
//# sourceMappingURL=tearsheetHelpers.d.ts.map