import { OffsetConfig } from '../config/types.js';
/**
 * Computes X-position offsets for symbols to create visual effects
 * like trapezoid perspective.
 */
export declare class OffsetCalculator {
    private _reelCount;
    private _totalCells;
    private _symbolWidth;
    private _config;
    private _offsets;
    constructor(_reelCount: number, _totalCells: number, _symbolWidth: number, _config: OffsetConfig);
    /** Get X offset for a specific reel and cell. */
    getOffset(reelIndex: number, cellIndex: number): number;
    /** Get all offsets as a 2D array [reelIndex][cellIndex]. */
    get offsets(): readonly (readonly number[])[];
    private _compute;
}
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