import { InlineTool, SanitizerConfig } from '@editorjs/editorjs';
import { InlineStyleTool } from './tool-type/inline-style-tool.component';
/**
 * Clean formatting tool for EditorJS
 * Allows removing all formatting from selected text or entire blocks
 */
export declare class CleanTool extends InlineStyleTool implements InlineTool {
    static title: string;
    private readonly commandName;
    hasSeparatorBefore: boolean;
    private readonly CSS;
    modifies: {
        tag: boolean;
        style: boolean;
        class: boolean;
        attribute: boolean;
    };
    private nodes;
    private selectedBlocksService;
    api: any;
    private _state;
    static get isInline(): boolean;
    static get sanitize(): SanitizerConfig;
    get state(): boolean;
    set state(state: boolean);
    get shortcut(): string;
    constructor({ api }: {
        api: any;
    });
    /**
     * Creates and configures the tool button
     */
    render(): HTMLElement;
    /**
     * Cleans formatting from selected text or selected blocks
     */
    surround(range: Range): Promise<void>;
    /**
     * Cleans formatting from all selected blocks
     */
    private cleanSelectedBlocks;
    /**
     * Cleans formatting from a specific block
     */
    private cleanBlock;
    /**
     * Cleans formatting from a text element
     */
    private cleanTextElement;
    /**
     * Cleans formatting from selected text
     */
    private cleanSelectedText;
    /**
     * Cleans only the selected text (original behavior)
     */
    private cleanSelectedTextOnly;
    /**
     * Cleans all formatting from the entire div when selection covers all text
     */
    private cleanEntireDiv;
    /**
     * Finds the first div element above the given element
     */
    private findFirstDivAbove;
    /**
     * Cleans all formatting from an entire container element
     */
    private cleanEntireContainer;
    /**
     * Cleans all formatting from an entire container element (alternative approach)
     * Removes formatting elements and specific we-* classes
     */
    private cleanEntireContainerAdvanced;
    /**
     * Cleans up formatting elements that might be left after cleaning
     */
    private cleanupFormattingElements;
    /**
     * Gets a block by its ID
     */
    private getBlockById;
    /**
     * Gets the editable text element of a block
     */
    private getTextElement;
    /**
     * Checks if the current selection covers all visible text in its container div
     */
    private isSelectionCoveringAllText;
    /**
     * Gets all visible text content from an element, excluding hidden elements
     */
    private getAllVisibleText;
    /**
     * Checks the tool state based on selection
     */
    checkState(selection: Selection | null): boolean;
}