import type { VisualizationOptions } from '../../types';
/**
 * TreemapDataItem is the type for each data item in the treemap chart.
 */
export type TreemapDataItem = {
    name: string;
    value: number;
    children?: TreemapDataItem[];
};
/**
 * TreemapConfig defines the configuration for rendering the treemap chart.
 */
export interface TreemapConfig {
    type?: 'treemap';
    data: TreemapDataItem[];
    theme?: 'default' | 'academy' | 'dark';
    title?: string;
    style?: {
        backgroundColor?: string;
        palette?: string[];
    };
}
/**
 * TreemapInstance represents a treemap chart instance with render and destroy methods.
 */
export interface TreemapInstance {
    render: (config: TreemapConfig) => void;
    destroy: () => void;
}
/**
 * Treemap chart component using G2 5.0.
 *
 * @example
 * ```ts
 * const treemap = Treemap({
 *   container: '#container',
 *   width: 600,
 *   height: 400,
 * });
 *
 * treemap.render({
 *   type: 'treemap',
 *   data: [
 *     {
 *       name: 'A',
 *       value: 100,
 *       children: [
 *         { name: 'A1', value: 40 },
 *         { name: 'A2', value: 30 },
 *         { name: 'A3', value: 30 },
 *       ],
 *     },
 *     {
 *       name: 'B',
 *       value: 80,
 *       children: [
 *         { name: 'B1', value: 50 },
 *         { name: 'B2', value: 30 },
 *       ],
 *     },
 *   ],
 *   theme: 'academy'
 * });
 *
 * treemap.destroy();
 * ```
 */
export declare const Treemap: (options: VisualizationOptions) => TreemapInstance;