import { Configuration } from '../models/public/configuration';
/**
 * Default values for V2 config groups.
 * These are the runtime defaults — not exposed in types (TypeScript-level defaults are optional fields).
 */
export declare const DEFAULTS: {
    layout: {
        type: "static";
        physics: {
            centerStrength: number;
            collisionPad: number;
            velocityDecay: number;
            wallStrength: number;
            alphaDecay: number;
            alphaMin: number;
            maxVelocity: number;
            updateBehavior: "restart";
        };
    };
    render: {
        mode: "auto";
        theme: "flat";
        glassPerformanceHint: "safe";
    };
    interaction: {
        hoverScale: number;
        hoverEase: number;
        tooltipEnabled: boolean;
    };
    animation: {
        entryDuration: number;
    };
    fontSize: number;
    defaultFontColor: string;
    defaultFontFamily: string;
    defaultBubbleColor: string;
    minRadius: number;
    maxLines: "auto";
    textWrap: boolean;
    isResizeCanvasOnWindowSizeChange: boolean;
    showToolTip: boolean;
};
/**
 * Normalizes user config — handles both V1 flat shorthand and V2 grouped config.
 * Returns a fully resolved Configuration with all defaults applied.
 * Does NOT validate — call validateConfig() first.
 */
export declare function normalizeConfig(userConfig: Partial<Configuration> & {
    canvasContainerId: string;
    data: any[];
}): Configuration;
/**
 * @deprecated V1 compat alias. Use normalizeConfig().
 */
export declare function mergeConfig(customConfig: {
    canvasContainerId: string;
    data: any[];
} & Partial<Configuration>): Configuration;