import { LinearGradient } from './styling/linear-gradient';
export declare namespace ios {
    type LayerMaskType = 'BORDER' | 'CLIP_PATH';
    namespace LayerMask {
        const BORDER = "BORDER";
        const CLIP_PATH = "CLIP_PATH";
    }
    function getActualHeight(view: UIView): number;
    function getStatusBarHeight(viewController?: UIViewController): number;
    function drawGradient(nativeView: UIView, gradientLayer: CAGradientLayer, gradient: LinearGradient, gradientLayerOpacity?: number): void;
}