import { ContextManager, Observable } from '@zcomponent/core';
import { Group } from '../Group';
interface ConstructorProps {
    /**
     * @zprop
     * @zdefault true
     */
    updateEveryFrame: boolean;
}
export declare enum XAlignment {
    'left' = "left",
    'center' = "center",
    'right' = "right"
}
export declare enum YAlignment {
    'top' = "top",
    'center' = "center",
    'bottom' = "bottom"
}
export declare enum ZAlignment {
    'front' = "front",
    'center' = "center",
    'back' = "back"
}
/**
 * AlignTransform positions its children so that the chosen point on their bounding box is at the origin.
 *
 * Root element: [THREE.Group](https://threejs.org/docs/index.html#api/en/objects/Group)
 *
 * @zcomponent
 * @zicon transform
 * @zgroup Transforms
 * @ztag three/Object3D/Group/AlignTransform
 * @zparents three/Object3D/Group/**
 */
export declare class AlignTransform extends Group {
    private _innerGroupPosition;
    /**
     * Creates an AlignTransform component.
     * @param contextManager - The context manager.
     * @param constructorProps - The constructor properties.
     */
    constructor(contextManager: ContextManager, constructorProps: ConstructorProps);
    /**
     * Move the contents so the origin X coorinate coincides with this point on the bounding box.
     *
     * @zprop
     * @zgroup ScaleToFit
     * @zgrouppriority 20
     */
    pinOriginToBoundingX: Observable<XAlignment | undefined, never>;
    /**
     * Move the contents so the origin Y coorinate coincides with this point on the bounding box.
     *
     * @zprop
     * @zgroup ScaleToFit
     * @zgrouppriority 20
     */
    pinOriginToBoundingY: Observable<YAlignment | undefined, never>;
    /**
     * Move the contents so the origin Y coorinate coincides with this point on the bounding box.
     *
     * @zprop
     * @zgroup ScaleToFit
     * @zgrouppriority 20
     */
    pinOriginToBoundingZ: Observable<ZAlignment | undefined, never>;
    private _frame;
}
export {};