import { ChangeDetectorRef, EventEmitter, ElementRef } from '@angular/core';
import { Column } from '../../models/column';
import { MathFunction } from '../../models/mathfunction';
import { ValueField } from '../../models/valuefield';
import { MDGFormulaSelectorComponent } from '../formula/mdg.formulaselector';
import { HelperService } from '../../Services/Helper.Service';
export declare class MDGFormulaComponent {
    private cdRef;
    private helper;
    columns: Column[];
    formulas: MathFunction[];
    updateFormula: EventEmitter<Column>;
    errorFormula: EventEmitter<any>;
    feditor: ElementRef;
    formulaselector: MDGFormulaSelectorComponent;
    formulaColumns: ValueField[];
    showFormula: boolean;
    formulaArr: string[];
    data: Column;
    selectedValue: ValueField;
    onKeydownHandler(event: KeyboardEvent): void;
    constructor(cdRef: ChangeDetectorRef, helper: HelperService);
    updateFormulaFields(): void;
    showFormulaSelection(formula: ValueField): void;
    onFSUpdateFormula(fn: MathFunction): void;
    AddFormula(): void;
    EditFormula(data: Column): void;
    onFCLick(f: any): void;
    onDropped(col: any): void;
    saveField(): void;
    findFields(): void;
    detectChanges(): void;
}