import { Component, ContextManager, Observable } from '@zcomponent/core';
interface WorldTrackingUIConstructorProps {
}
export declare enum WorldTrackingUIState {
    tracking = "tracking",
    initializing = "initializing"
}
/**
 * @zcomponent
 * @zicon screenshot
 * @zgroup AR
 * @zparents three/Zappar/WorldTracker
 */
export declare class WorldTrackingUI extends Component {
    private _points;
    /**
     * @zui
     * @zgroup Design Time
     * @zgrouppriority 20
     * @zdefault tracking
     */
    preview: Observable<WorldTrackingUIState, never>;
    /**
     * @zui
     * @zgroup Customization
     * @grouppriority 10
     * @zdefault "Move forward and back to find a surface"
     */
    initializingText: Observable<string, never>;
    /**
     * @zui
     * @zgroup Points
     * @zgrouppriority 30
     * @zdefault true
     */
    pointsDuringInitialization: Observable<boolean, never>;
    /**
     * @zui
     * @zgroup Points
     * @zgrouppriority 30
     * @zdefault 5
     */
    pointsSize: Observable<number, never>;
    /**
     * Color of the points
     *
     * @zprop
     * @zgroup Points
     * @zgrouppriority 30
     * @ztype color-norm-rgb-linear
     * @zdefault [1, 1, 1]
     */
    pointsColor: Observable<[number, number, number], never>;
    /**
     * Float in the range of 0.0 - 1.0 indicating how transparent the points are.
     * @zprop
     * @zgroup Points
     * @zgrouppriority 30
     * @ztype proportion
     * @zdefault 0.4
     */
    pointsOpacity: Observable<number, never>;
    private _ui;
    constructor(ctx: ContextManager, props: WorldTrackingUIConstructorProps);
    private _satisfied;
    private _update;
    dispose(): never;
}
export {};