import type { BlockElement } from 'roosterjs-editor-types';
/**
 * @internal
 * This presents a content block that can be represented by a single html block type element.
 * In most cases, it corresponds to an HTML block level element, i.e. P, DIV, LI, TD etc.
 */
export default class NodeBlockElement implements BlockElement {
    private element;
    constructor(element: HTMLElement);
    /**
     * Collapse this element to a single DOM element.
     * If the content nodes are separated in different root nodes, wrap them to a single node
     * If the content nodes are included in root node with other nodes, split root node
     */
    collapseToSingleElement(): HTMLElement;
    /**
     * Get the start node of the block
     * For NodeBlockElement, start and end essentially refers to same node
     */
    getStartNode(): Node;
    /**
     * Get the end node of the block
     * For NodeBlockElement, start and end essentially refers to same node
     */
    getEndNode(): Node;
    /**
     * Checks if it refers to same block
     */
    equals(blockElement: BlockElement): boolean;
    /**
     * Checks if a block is after the current block
     */
    isAfter(blockElement: BlockElement): boolean;
    /**
     * Checks if a certain html node is within the block
     */
    contains(node: Node): boolean;
    /**
     * Get the text content of this block element
     */
    getTextContent(): string;
}