/**
 * Reusable accessible pane splitter for Crowdy Studio panes. Pointer drag plus
 * Arrow/Home/End keyboard resizing, mirroring the behavior games already ship
 * for the game/studio dock separator.
 */
export interface PaneSplitterRange {
    readonly min: number;
    readonly max: number;
}
export interface PaneSplitterOptions {
    /** `vertical` separators resize widths; `horizontal` separators heights. */
    orientation: 'vertical' | 'horizontal';
    /**
     * Where the sized pane sits relative to the separator in document order:
     * `before` (explorer to its left / panel above) grows as the pointer moves
     * right/down; `after` (right-hand or bottom panes) grows in the opposite
     * direction.
     */
    pane: 'before' | 'after';
    label: string;
    range(): PaneSplitterRange;
    getSize(): number;
    /** `commit` is true for the final size of a gesture (persist it). */
    setSize(size: number, commit: boolean): void;
}
export interface PaneSplitterHandle {
    readonly element: HTMLDivElement;
    /** Re-sync ARIA values after external size or range changes. */
    refresh(): void;
    dispose(): void;
}
export declare function createPaneSplitter(options: PaneSplitterOptions): PaneSplitterHandle;
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