import type { FormatContentModelContext, ReadonlyContentModelDocument } from 'roosterjs-content-model-types';
/**
 * @param model The content model to set indentation
 * @param indentation The indentation type, 'indent' to indent, 'outdent' to outdent
 * @param length The length of indentation in pixel, default value is 40
 * Set indentation for selected list items or paragraphs
 */
export declare function setModelIndentation(model: ReadonlyContentModelDocument, indentation: 'indent' | 'outdent', length?: number, context?: FormatContentModelContext): boolean;