import { Component, ConstructorProps, ContextManager, Observable } from '@zcomponent/core';
/**
 * Allows for customization of user interface shown when access to the
 * camera and/or device motion sensors must be requested.
 * @zcomponent
 * @zgroup AR
 * @zicon key
 */
export declare class PermissionRequestUI extends Component {
    private _dom;
    private _title;
    private _description;
    private _button;
    /**
     * @zprop
     * @zdefault false
     * @zgroup Design Time
     * @zgrouppriority 30
     */
    readonly preview: Observable<boolean, never>;
    /**
     * @zprop
     * @zgroup Text
     * @zgrouppriority 20
     * @zdefault "Almost there...""
     */
    readonly title: Observable<string>;
    /**
     * @zprop
     * @zgroup Text
     * @zgrouppriority 20
     * @zdefault "In order to provide this immersive experience, we need access to your device's camera and motion sensors."
     */
    readonly description: Observable<string>;
    /**
     * @zprop
     * @zgroup Text
     * @zgrouppriority 20
     * @zdefault "Grant Access"
     */
    readonly buttonText: Observable<string>;
    /**
     * @zprop
     * @zdefault #000000
     * @zgroup Appearance
     * @zgrouppriority 10
     * @ztype color-hex
     */
    readonly backgroundColor: Observable<string>;
    /**
     * @zprop
     * @zdefault #ffffff
     * @zgroup Appearance
     * @zgrouppriority 10
     * @ztype color-hex
     */
    readonly textColor: Observable<string>;
    /**
     * @zprop
     * @zdefault 1000
     * @zgroup Appearance
     * @zgrouppriority 10
     */
    readonly zIndex: Observable<number>;
    constructor(contextManager: ContextManager, props: ConstructorProps);
    private _permissionRequest;
    dispose(): never;
}