/**
 * @license
 * Copyright Akveo. All Rights Reserved.
 * Licensed under the MIT License. See License.txt in the project root for license information.
 */
import React from 'react';
import { ViewProps, ModalProps as ReactNativeModalProps } from 'react-native';
import { Frame, Point } from '../../devsupport';
import { BackdropPresentingConfig } from '@wirthus/ui-kitten-components/theme/backdrop/backdrop.component';
export type RNModalProps = Pick<ReactNativeModalProps, 'animationType' | 'hardwareAccelerated' | 'supportedOrientations' | 'onShow'>;
export interface ModalProps extends ViewProps, BackdropPresentingConfig, RNModalProps {
    visible?: boolean;
    shouldUseContainer?: boolean;
    children?: React.ReactNode;
}
export type ModalElement = React.ReactElement<ModalProps>;
interface State {
    contentFrame: Frame;
    forceMeasure: boolean;
    contentPosition: Point;
}
/**
 * A wrapper that presents content above an enclosing view.
 *
 * @extends React.Component
 *
 * @property {ReactNode} children - Component to render within the modal.
 *
 * @property {boolean} visible - Whether component is visible.
 * Defaults to false.
 *
 * @property {boolean} shouldUseContainer - Whether children should be wrapped into absolute positioned container.
 * Defaults to true.
 *
 * @property {boolean} hardwareAccelerated - Controls whether to force hardware acceleration for the underlying window.
 * Defaults to false.
 *
 * @property {'none' | 'slide' | 'fade'} animationType - Controls how the modal animates.
 * Defaults to 'none'.
 *
 * @property {Array<'portrait' | 'portrait-upside-down' | 'landscape' | 'landscape-left' | 'landscape-right'>}
 * supportedOrientations -
 * Allows the modal to be rotated to any of the specified orientations.
 * On iOS, the modal is still restricted by what's specified
 * in your app's Info.plist's UISupportedInterfaceOrientations field
 *
 * @property {() => void} onBackdropPress - Called when the modal is visible and the view below it was touched.
 * Useful when needed to close the modal on outside touches.
 *
 * @property {(event: NativeSyntheticEvent<any>) => void} onShow -
 * Allows passing a function that will be called once the modal has been shown.
 *
 * @property {StyleProp<ViewStyle>} backdropStyle - Style of backdrop.
 *
 * @property {ViewProps} ...ViewProps - Any props applied to View component.
 *
 * @overview-example ModalSimpleUsage
 * Modals accept content views as child elements and are displayed in the screen center.
 * To display a modal, a `visible` property should be used.
 *
 * @overview-example ModalWithBackdrop
 * To configure underlying view, `backdropStyle` and `onBackdropPress` properties may be used.
 */
export declare class Modal extends React.PureComponent<ModalProps, State> {
    static defaultProps: Partial<ModalProps>;
    state: State;
    private get contentFlexPosition();
    componentDidUpdate(): void;
    static getDerivedStateFromProps(props: ModalProps, state: State): State;
    private onContentMeasure;
    private renderContentElement;
    private renderMeasuringContentElement;
    render(): React.ReactNode;
}
export {};