/**
 * Get the horizontal anchor width used to place the comments editor.
 *
 * For merged cells, use the rendered TD width (the full merged width) instead of
 * the base column width so the editor opens at the merged cell's right edge.
 *
 * @param {number} metaColspan The colspan value from the cell meta (1 for non-merged cells).
 * @param {HTMLTableCellElement} TD The rendered table cell.
 * @param {number} renderableColumnWidth Width of the renderable column.
 * @returns {number}
 */
export declare function getEditorAnchorWidth(metaColspan: number, TD: HTMLTableCellElement, renderableColumnWidth: number): number;