import { PipeTransform } from '@angular/core';
import { SmzTreeSourceTransform } from '../models/tree-state';
import { TreeHelperService } from '../services/tree-helper.service';
import * as i0 from "@angular/core";
export declare class SmzDataTransformTreePipe implements PipeTransform {
    private treeHelper;
    constructor(treeHelper: TreeHelperService);
    transform(items: any[], isDebug: boolean, content: SmzTreeSourceTransform, key: string, that: any): any[];
    private response;
    static ɵfac: i0.ɵɵFactoryDeclaration<SmzDataTransformTreePipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<SmzDataTransformTreePipe, "dataTransformTree", false>;
}
