import { vtkObject } from './../../interfaces';
import vtkViewNode from './ViewNode';

/**
 *
 */
export interface IRenderPassInitialValues {
  delegates: Array<any>;
  preDelegateOperations: Array<any>;
  postDelegateOperations: Array<any>;
}

export interface vtkRenderPass extends vtkObject {
  /**
   *
   */
  getCurrentOperation(): string;

  /**
   *
   */
  getCurrentParent(): any;

  /**
   *
   */
  getDelegates(): any;

  /**
   *
   */
  getOperation(): void;

  /**
   *
   */
  getPostDelegateOperations(): any;

  /**
   *
   */
  getPreDelegateOperations(): any;

  /**
   *
   */
  getTraverseOperation(): string;

  /**
   *
   * @param {String} val
   */
  setCurrentOperation(val: string): void;

  /**
   *
   * @param currentParent
   */
  setCurrentParent(currentParent: any): boolean;

  /**
   *
   * @param delegates
   */
  setDelegates(delegates: any): boolean;

  /**
   *
   * @param postDelegateOperations
   */
  setPostDelegateOperations(postDelegateOperations: any): boolean;

  /**
   *
   * @param preDelegateOperations
   */
  setPreDelegateOperations(preDelegateOperations: any): boolean;

  /**
   * by default this class will traverse all of its
   * preDelegateOperations, then call its delegate render passes
   * the traverse all of its postDelegateOperations
   * any of those three arrays can be empty
   * @param viewNode
   * @param parent
   */
  traverse(viewNode: vtkViewNode, parent: any): void;
}

/**
 * Method used to decorate a given object (publicAPI+model) with vtkRenderPass characteristics.
 *
 * @param publicAPI object on which methods will be bounds (public)
 * @param model object on which data structure will be bounds (protected)
 * @param {IRenderPassInitialValues} [initialValues] (default: {})
 */
export function extend(
  publicAPI: object,
  model: object,
  initialValues?: IRenderPassInitialValues
): void;

/**
 * Method used to create a new instance of vtkRenderPass.
 * @param {IRenderPassInitialValues} [initialValues] for pre-setting some of its content
 */
export function newInstance(
  initialValues?: IRenderPassInitialValues
): vtkRenderPass;

/**
 * vtkRenderPass is a deferred class with a simple deferred method Render.
 */
export declare const vtkRenderPass: {
  newInstance: typeof newInstance;
  extend: typeof extend;
};
export default vtkRenderPass;