import { BlockElement, RichTextElement, TextCommand, CommandParams, TextAttributes } from "../interface";
export declare function setLastTextColor(command: TextCommand): void;
export declare function setLastBackgroundColor(command: TextCommand): void;
export declare function getLastTextColor(): any;
export declare function getLastBackgroundColor(): any;
export declare function executeCommand(block: BlockElement, textElement: RichTextElement, command: TextCommand, start: number, end: number, params?: CommandParams): void;
export declare function getNodeTextAttribute(textElement: RichTextElement, offset: number, options: {
    selectNext: boolean;
}): TextAttributes;