interface ExcelDefinition {
    name: string;
    sheetName?: string;
    columns: ExcelColumnDefinition[];
    author?: string;
    createTime?: Date | string;
    title?: string;
    titleHeight?: number;
    titleFormat?: ExcelCellFormatDefinition;
    defaultRowHeight?: number;
    dx?: number;
    dy?: number;
    isHeaderFreeze?: boolean;
    progressCallback?: (progress: number) => void;
    imageFetcher?: (url: string) => Promise<Uint8Array>;
}
interface ExcelColumnDefinition {
    key: string;
    name: string;
    width?: number;
    note?: string;
    dataType?: "string" | "number" | "date" | "image";
    allowedValues?: string[];
    parent?: string;
    backgroundColor?: string;
    color?: string;
    bold?: boolean;
    format?: ExcelCellFormatDefinition;
    valueFormat?: ExcelCellFormatDefinition[] | ExcelCellFormatDefinition;
    dataGroup?: string;
    dataGroupParent?: string;
}
interface ExcelCellFormatDefinition {
    rule?: 'default' | 'eq';
    value?: string;
    color?: string;
    bold?: boolean;
    italic?: boolean;
    underline?: boolean;
    strikethrough?: boolean;
    fontSize?: number;
    backgroundColor?: string;
    align?: 'left' | 'center' | 'right';
    alignVertical?: 'top' | 'center' | 'bottom';
    dateFormat?: string;
    borderColor?: string;
}
export { ExcelDefinition, ExcelColumnDefinition, ExcelCellFormatDefinition };