export interface KeyboardState {
    ctrlKeyState: boolean;
    shiftKeyState: boolean;
    altKeyState: boolean;
    spaceKeyState: boolean;
}
export interface KeyboardActions {
    setCtrlKeyState: (active: boolean) => void;
    setShiftKeyState: (active: boolean) => void;
    setAltKeyState: (active: boolean) => void;
    setSpaceKeyState: (active: boolean) => void;
}
export type KeyboardStore = KeyboardState & KeyboardActions;
export declare const selectCtrlOrShiftKeyActive: (state: KeyboardState) => boolean;
export declare const syncPointerModifiers: (e: {
    ctrlKey?: boolean;
    metaKey?: boolean;
    altKey?: boolean;
    shiftKey?: boolean;
}) => void;
export declare const useKeyboardStore: import("zustand").UseBoundStore<import("zustand").StoreApi<KeyboardStore>>;