import { OperatorTemplatePartType } from './operator-template-part-type';
import { FormControl } from '@angular/forms';
/**
 * Represents a process operator template part/segment.
 *
 * Is used to be iterated over by ngFor to display a combination of text segments and user inputs that together create an operator input GUI
 */
export declare class OperatorTemplatePart {
    id: number;
    first: boolean;
    protected _type: OperatorTemplatePartType;
    protected _content: string | FormControl<any>;
    /**
     * The
     * @param part either the displayed text or a `FormControl` object, that represents the operator template segment.
     * @param id for ngFor trackBy comparison
     * @param first whether it is the first input in the template
     */
    constructor(part: string | FormControl, id: number, first?: boolean);
    /**
     * @returns [TEXT]{@link OperatorTemplatePartType#TEXT} if the segment is a text (content has type `string`),
     * or [INPUT]{@link OperatorTemplatePartType#INPUT} if the segment is an input field (content has type `FormControl`)
     */
    get type(): OperatorTemplatePartType;
    get content(): string | FormControl<any>;
}