import HeaderObject from "../types/HeaderObject";
export interface DimensionManagerConfig {
    effectiveHeaders: HeaderObject[];
    headerHeight?: number;
    rowHeight: number;
    height?: string | number;
    maxHeight?: string | number;
    totalRowCount: number;
    footerHeight?: number;
    containerElement?: HTMLElement;
    /**
     * Visible portion of the table inside an external scroll parent (in pixels).
     * Drives virtualization when neither `height` nor `maxHeight` is set.
     */
    externalViewportHeight?: number;
}
export interface DimensionManagerState {
    containerWidth: number;
    calculatedHeaderHeight: number;
    maxHeaderDepth: number;
    contentHeight: number | undefined;
}
type StateChangeCallback = (state: DimensionManagerState) => void;
export declare class DimensionManager {
    private config;
    private state;
    private subscribers;
    private resizeObserver;
    private rafId;
    /** Set when applyContainerWidthSync updates state before any subscriber exists. */
    private initialNotifyPending;
    constructor(config: DimensionManagerConfig);
    private getHeaderDepth;
    private calculateMaxHeaderDepth;
    private calculateHeaderHeight;
    private convertHeightToPixels;
    private calculateContentHeight;
    private observeContainer;
    private applyContainerWidthSync;
    updateConfig(config: Partial<DimensionManagerConfig>): void;
    subscribe(callback: StateChangeCallback): () => void;
    private notifySubscribers;
    getState(): DimensionManagerState;
    getContainerWidth(): number;
    getCalculatedHeaderHeight(): number;
    getMaxHeaderDepth(): number;
    getContentHeight(): number | undefined;
    destroy(): void;
}
export {};