import type { Cell } from '@fortune-sheet/core';
export declare const spreadsheetTextOrientationIds: readonly ["horizontal", "angleCounterclockwise", "angleClockwise", "vertical", "rotateUp", "rotateDown"];
export type SpreadsheetTextOrientationId = (typeof spreadsheetTextOrientationIds)[number];
export type SpreadsheetTextOrientation = {
    kind: 'rotation';
    angle: number;
} | {
    kind: 'stacked';
};
export type SpreadsheetTextOrientationCellStyle = Pick<Cell, 'rt' | 'tr'>;
export declare function isSpreadsheetTextOrientationId(value: unknown): value is SpreadsheetTextOrientationId;
export declare function spreadsheetTextOrientationFromChoice(choice: SpreadsheetTextOrientationId): SpreadsheetTextOrientation;
export declare function spreadsheetTextOrientationFromAngle(value: unknown): SpreadsheetTextOrientation | null;
export declare function spreadsheetTextOrientationFromXlsx(value: unknown): SpreadsheetTextOrientation | null;
export declare function spreadsheetExplicitTextOrientationFromCell(cell: Pick<Cell, 'rt' | 'tr'> | null | undefined): SpreadsheetTextOrientation | null;
export declare function spreadsheetTextOrientationFromCell(cell: Pick<Cell, 'rt' | 'tr'> | null | undefined): SpreadsheetTextOrientation;
export declare function spreadsheetTextOrientationCellStyle(orientation: SpreadsheetTextOrientation | null | undefined): SpreadsheetTextOrientationCellStyle | null;
export declare function spreadsheetTextOrientationXlsxValue(orientation: SpreadsheetTextOrientation | null | undefined): number | null;
export declare function spreadsheetTextOrientationXlsxValueFromCell(cell: Pick<Cell, 'rt' | 'tr'> | null | undefined): number | null;
export declare function spreadsheetVisibleTextRotationFromCell(cell: Pick<Cell, 'rt' | 'tr'> | null | undefined): number;
export declare function spreadsheetTextOrientationChoiceFromCell(cell: Pick<Cell, 'rt' | 'tr'> | null | undefined): SpreadsheetTextOrientationId | null;