import { FC } from 'react';
import { ButtonClickHandler } from '../../../types';
export declare const BUTTON_STEP_SIZE_WATTS = 500;
export declare const INPUT_STEP_SIZE_WATTS = 100;
export declare const TargetSizeStepper: FC<TargetSizeStepperProps>;
export interface TargetSizeStepperProps {
    targetUnitIsPanels: boolean;
    setTargetUnitIsPanels: (targetUnitIsPanels: boolean) => void;
    targetNumPanels: number | null;
    setTargetNumPanels: (targetNumPanels: number) => void;
    incrementTargetNumPanels: () => void;
    decrementTargetNumPanels: () => void;
    initialTargetNumPanels: number | null;
    maxNumPanels: number | null;
    currentNumPanels: number | undefined;
    targetSystemSize: number | null;
    setTargetSystemSize: (targetSystemSize: number) => void;
    incrementTargetSystemSize: () => void;
    decrementTargetSystemSize: () => void;
    initialTargetSystemSize: number | null;
    maxSystemSize: number | null;
    currentSystemSize: number | undefined;
    showResetOverlay: boolean;
    onClickResetOverlay: ButtonClickHandler;
    className?: string;
}