export interface SelectionBoxPoint {
    x: number;
    y: number;
}
export interface SelectionBoxState {
    start: SelectionBoxPoint;
    current: SelectionBoxPoint;
}
export interface NormalizedSelectionBox {
    x: number;
    y: number;
    width: number;
    height: number;
}
export declare function normalizeSelectionBox(selectionBox: SelectionBoxState): NormalizedSelectionBox;
export declare function useSelectionBox(): {
    selectionBox: SelectionBoxState | undefined;
    normalizedSelectionBox: NormalizedSelectionBox | undefined;
    startSelectionBox: (point: SelectionBoxPoint) => void;
    updateSelectionBox: (point: SelectionBoxPoint) => void;
    endSelectionBox: () => void;
};
//# sourceMappingURL=useSelectionBox.d.ts.map