import { BaseToolbar } from '../actions/base-toolbar';
import { ServiceLocator } from '../services/service-locator';
import { IToolsItemConfigs, IRichTextEditor } from '../base/interface';
import { IToolbarItems, IDropDownItemModel, ISetToolbarStatusArgs, IToolbarItemModel } from './interface';
/**
 * @param {string} val - specifies the string value
 * @param {string} items - specifies the value
 * @returns {number} - returns the number value
 * @hidden
 */
export declare function getIndex(val: string, items: (string | IToolbarItems)[]): number;
/**
 * @param {Element} element - specifies the element
 * @param {string} className - specifies the string value
 * @returns {boolean} - returns the boolean value
 * @hidden
 */
export declare function hasClass(element: Element | HTMLElement, className: string): boolean;
/**
 * @param {IDropDownItemModel} items - specifies the item model
 * @param {string} value - specifies the string value
 * @param {string} type - specifies the string value
 * @param {string} returnType - specifies the return type
 * @returns {string} - returns the string value
 * @hidden
 */
export declare function getDropDownValue(items: IDropDownItemModel[], value: string, type: string, returnType: string): string;
/**
 * @returns {boolean} - returns the boolean value
 * @hidden
 */
export declare function isIDevice(): boolean;
/**
 * @param {string} value - specifies the value
 * @returns {string} - returns the string value
 * @hidden
 */
export declare function getFormattedFontSize(value: string): string;
/**
 * @param {MouseEvent} e - specifies the mouse event
 * @param {HTMLElement} parentElement - specifies the parent element
 * @param {boolean} isIFrame - specifies the boolean value
 * @returns {number} - returns the number
 * @hidden
 */
export declare function pageYOffset(e: MouseEvent | Touch, parentElement: HTMLElement, isIFrame: boolean): number;
/**
 * @param {string} item - specifies the string
 * @param {ServiceLocator} serviceLocator - specifies the service locator
 * @returns {string} - returns the string
 * @hidden
 */
export declare function getTooltipText(item: string, serviceLocator: ServiceLocator): string;
/**
 * @param {ISetToolbarStatusArgs} e - specifies the e element
 * @param {boolean} isPopToolbar - specifies the boolean value
 * @param {IRichTextEditor} self - specifies the parent element
 * @returns {void}
 * @hidden
 */
export declare function setToolbarStatus(e: ISetToolbarStatusArgs, isPopToolbar: boolean, self: IRichTextEditor): void;
/**
 * @param {string} items - specifies the string value
 * @returns {string[]} - returns the array value
 * @hidden
 */
export declare function getCollection(items: string | string[]): string[];
/**
 * @param {any} dropDown - The dropdown button instance.
 * @param {string} htmlString - The HTML content to update.
 * @returns {void}
 * @hidden
 */
export declare function updateDropdownContent(dropDown: any, htmlString: string): void;
/**
 * @param {string[]} items - specifies the array of string value
 * @param {IToolbarItemModel} toolbarItems - specifies the tool bar model
 * @returns {number} - returns the number
 * @hidden
 */
export declare function getTBarItemsIndex(items: string[], toolbarItems: IToolbarItemModel[]): number[];
/**
 * @param {BaseToolbar} baseToolbar - specifies the base
 * @param {boolean} undoRedoStatus - specifies the boolean value
 * @returns {void}
 * @hidden
 */
export declare function updateUndoRedoStatus(baseToolbar: BaseToolbar, undoRedoStatus: {
    [key: string]: boolean;
}): void;
/**
 * To dispatch the event manually
 *
 * @param {Element} element - specifies the element.
 * @param {string} type - specifies the string type.
 * @returns {void}
 * @hidden

 */
export declare function dispatchEvent(element: Element | HTMLDocument, type: string): void;
/**
 * To parse the HTML
 *
 * @param {string} value - specifies the string value
 * @returns {DocumentFragment} - returns the document
 * @hidden
 */
export declare function parseHtml(value: string): DocumentFragment;
/**
 * @param {Document} docElement - specifies the document element
 * @param {Element} node - specifies the node
 * @returns {Node[]} - returns the node array
 * @hidden
 */
export declare function getTextNodesUnder(docElement: Document, node: Element): Node[];
/**
 * @param {IToolsItemConfigs} obj - specifies the configuration
 * @returns {void}
 * @hidden
 */
export declare function toObjectLowerCase(obj: {
    [key: string]: IToolsItemConfigs;
}): {
    [key: string]: IToolsItemConfigs;
};
/**
 * @param {string} value - specifies the string value
 * @param {IRichTextEditor} rteObj - specifies the rte object
 * @returns {string} - returns the string
 * @hidden
 */
export declare function getEditValue(value: string, rteObj: IRichTextEditor): string;
/**
 * @param {string} value - specifies the value
 * @param {IRichTextEditor} rteObj - specifies the rich text editor instance.
 * @returns {string} - returns the string
 * @hidden
 */
export declare function updateTextNode(value: string, rteObj?: IRichTextEditor): string;
/**
 * @param {IRichTextEditor} rteObj - specifies the rte object
 * @returns {string} - returns the value based on enter configuration.
 * @hidden
 */
export declare function getDefaultValue(rteObj: IRichTextEditor): string;
/**
 * @param {string} value - specifies the value
 * @returns {boolean} - returns the boolean value
 * @hidden
 */
export declare function isEditableValueEmpty(value: string): boolean;
/**
 * @param {string} value - specifies the string value
 * @returns {string} - returns the string
 * @hidden
 */
export declare function decode(value: string): string;
/**
 * @param {string} value - specifies the string value
 * @param {IRichTextEditor} parent - specifies the rte
 * @returns {string} - returns the string value
 * @hidden
 */
export declare function sanitizeHelper(value: string, parent: IRichTextEditor): string;
/**
 * @param {string} value - specifies the string value
 * @returns {string} - returns the string value
 * @hidden
 */
export declare function parseHelper(value: string): string;
/**
 * @param {string} dataUrl - specifies the string value
 * @returns {BaseToolbar} - returns the value
 * @hidden
 */
export declare function convertToBlob(dataUrl: string): Blob;
/**
 * @param {IRichTextEditor} self - specifies the rte
 * @param {string} localeItems - specifies the locale items
 * @param {IDropDownItemModel} item - specifies the dropdown item
 * @returns {string} - returns the value
 * @hidden
 */
export declare function getLocaleFontFormat(self: IRichTextEditor, localeItems: {
    [ket: string]: string;
}[], item: IDropDownItemModel): string;
/**
 * @param {string} value - specifies the string value
 * @param {string} editorMode - specifies the string value
 * @returns {string} - returns the string value
 * @hidden
 */
export declare function resetContentEditableElements(value: string, editorMode: string): string;
/**
 * @param {string} value - specifies the string value
 * @param {string} editorMode - specifies the string value
 * @returns {string} - returns the string value
 * @hidden
 */
export declare function cleanupInternalElements(value: string, editorMode: string): string;
/**
 * @param {HTMLElement} element - specifies the element
 * @returns {void}
 * @hidden
 */
export declare function removeSelectionClassStates(element: HTMLElement): void;
/**
 * @param {IRichTextEditor} self - specifies the rte
 * @returns {void}
 * @hidden
 */
export declare function updateDropDownFontFormatLocale(self: IRichTextEditor): void;