import type { LayoutDirection, LayoutNode, Edge, MindMapData, ThemeMode } from '../types';
import type { ThemeColors } from './theme';
import type { MindMapPlugin } from '../plugins/types';
interface ExportOptions {
    padding?: number;
    scale?: number;
    background?: string;
    /** When true, avoid foreignObject elements (for PNG canvas export) */
    pngSafe?: boolean;
}
export interface ExportMindMapToSVGOptions {
    data?: MindMapData | MindMapData[];
    markdown?: string;
    defaultDirection?: LayoutDirection;
    theme?: ThemeMode;
    plugins?: MindMapPlugin[];
    readonly?: boolean;
    foldOverrides?: Record<string, boolean>;
    padding?: number;
    background?: string;
}
/**
 * Build SVG string for export. Embeds a <style> block with resolved values
 * and applies semantic CSS classes to elements for external customization.
 * Works for both SVG file export and PNG conversion.
 */
export declare function buildExportSVG(nodes: LayoutNode[], edges: Edge[], options?: ExportOptions, theme?: ThemeColors, plugins?: MindMapPlugin[]): string;
export declare const buildExportSVGForPNG: typeof buildExportSVG;
export declare function exportMindMapToSVG({ data, markdown, defaultDirection, theme: themeMode, plugins: pluginsProp, readonly, foldOverrides, padding, background, }: ExportMindMapToSVGOptions): string;
export declare function exportToPNG(svgString: string, options?: ExportOptions): Promise<Blob>;
export {};