import { ScreenSpaceEventType, KeyboardEventModifier, Cartesian2 } from 'cesium';
import { FC } from 'react';
export type ScreenSpaceEventProps = {
    /** If empty, the event will be removed even if there is the default event. */
    action?: (e: {
        position: Cartesian2;
    } | {
        startPosition: Cartesian2;
        endPosition: Cartesian2;
    }) => void;
    /**
     * Keyboard modifier(s) that must be held for the action to fire.
     *
     * - Single value (`KeyboardEventModifier.ALT`): action fires when only that modifier is held.
     * - Array (`[ALT, SHIFT]`): chord — action fires only when all listed modifiers are held simultaneously.
     *
     * Multi-key chords require Cesium 1.142+. Content-equal but reference-fresh arrays do not retrigger the underlying `setInputAction` call.
     */
    modifier?: KeyboardEventModifier | KeyboardEventModifier[];
    type: ScreenSpaceEventType;
};
declare const ScreenSpaceEvent: FC<ScreenSpaceEventProps>;
export default ScreenSpaceEvent;