/** Axis-aligned selection rectangle (container-local coordinates). */
export interface MarqueeRect {
    x: number;
    y: number;
    width: number;
    height: number;
}
/** Hit-test target with an id and box in the same coordinate space as {@link MarqueeRect}. */
export interface MarqueeItemRect {
    id: string;
    x: number;
    y: number;
    width: number;
    height: number;
}
export type MarqueeModifier = 'replace' | 'add' | 'toggle';
export interface MarqueeDragState {
    rect: MarqueeRect;
    ids: string[];
    modifier: MarqueeModifier;
}
export interface AttachMarqueeSelectOptions {
    /** Pixels of movement before a drag becomes a marquee (keeps clicks clean). Default 4. */
    threshold?: number;
    /** Supply item boxes; called on each move after threshold. */
    getItems: () => MarqueeItemRect[];
    /** Live updates while dragging (after threshold). */
    onDrag?: (state: MarqueeDragState) => void;
    /** Fired on pointerup if a marquee drag occurred. */
    onSelect: (state: MarqueeDragState) => void;
    /** Skip starting a marquee from this event target. */
    shouldIgnore?: (target: EventTarget | null) => boolean;
    /** Called when the overlay rect changes (including null when idle / below threshold). */
    onRect?: (rect: MarqueeRect | null) => void;
}
export declare function normalizeRect(x0: number, y0: number, x1: number, y1: number): MarqueeRect;
export declare function rectsIntersect(a: MarqueeRect, b: MarqueeRect): boolean;
export declare function hitTestIds(marquee: MarqueeRect, items: MarqueeItemRect[]): string[];
/** Collapse duplicate ids (e.g. widget host + synthetic children) into one union box. */
export declare function mergeMarqueeItemsById(items: MarqueeItemRect[]): MarqueeItemRect[];
export declare function getMarqueeModifier(e: Pick<PointerEvent, 'shiftKey' | 'metaKey' | 'ctrlKey'>): MarqueeModifier;
export declare function resolveMarqueeSelection(hitIds: string[], previousIds: string[], modifier: MarqueeModifier): string[];
/** Collect `[data-marquee-id]` children in container-local (incl. scroll) coordinates. */
export declare function collectMarqueeItems(container: HTMLElement, selector?: string): MarqueeItemRect[];
export declare function defaultMarqueeIgnore(target: EventTarget | null): boolean;
/**
 * Attach Windows-style rubber-band selection to a container.
 * Returns a disposer.
 */
export declare function attachMarqueeSelect(container: HTMLElement, options: AttachMarqueeSelectOptions): () => void;