import { Graphics, Ticker } from 'pixi.js';
import { SymbolRegistry } from '../symbols/SymbolRegistry.js';
import { ColumnTarget } from '../frame/ColumnTarget.js';
import { HorizontalReel } from './HorizontalReel.js';
import { HorizontalCascadeTiming, HorizontalDirection } from './HorizontalReelTypes.js';
/**
 * Fluent builder for {@link HorizontalReel} — the sideways "these symbols pay
 * this round" banner reel above the reels.
 *
 * Its API mirrors {@link ReelSetBuilder}: register `.symbols(...)`, give it a
 * `.ticker(...)`, and `.build()`. The reel then follows the engine's spin
 * contract (`spin()` then `setResult(ids)`) plus a `cascade(...)` tumble. Only
 * `.symbols(...)` and `.ticker(...)` are required; everything else defaults
 * (a 4-wide, 72px, right-to-left reel — the `1×4` shape).
 */
export declare class HorizontalReelBuilder {
    private _visibleCount;
    private _cellW;
    private _cellH;
    private _gap;
    private _direction;
    private _speed;
    private _cascade;
    private _initialFrame;
    private _configurator;
    private _chrome;
    private _ticker;
    private _rng;
    /** How many symbol cells are visible at once. Default 4 (the `1×4` strip). */
    visibleCount(n: number): this;
    /** Cell dimensions. `height` defaults to `width` (square); `gap` defaults to 4. */
    cellSize(width: number, height?: number, opts?: {
        gap?: number;
    }): this;
    /** Travel direction while spinning. `rtl` scrolls leftward (default), `ltr` rightward. */
    direction(direction: HorizontalDirection): this;
    /** Spin speed in pixels per frame. Default 22. */
    spinSpeed(pxPerFrame: number): this;
    /** Drop/fall timing for `cascade(...)`. */
    cascadeTiming(opts: HorizontalCascadeTiming): this;
    /**
     * Register the symbol classes shown on the reel, exactly like
     * `ReelSetBuilder.symbols`. The spin blur feeds from these ids; every id
     * passed to `setResult(...)` / `cascade(...)` must be registered here.
     * Required.
     */
    symbols(configurator: (registry: SymbolRegistry) => void): this;
    /**
     * Rest frame shown before the first spin — the same `ColumnTarget[]` as
     * `ReelSetBuilder.initialFrame`. This reel is one column, so pass exactly one
     * entry whose `visible` holds `visibleCount` ids. Defaults to the first
     * `visibleCount` registered ids.
     */
    initialFrame(frame: ColumnTarget[]): this;
    /** Optional backing drawn behind the reel, sized to the visible window. */
    chrome(draw: (g: Graphics, width: number, height: number) => void): this;
    /** Injected RNG for the spin blur (deterministic demos / tests). */
    rng(fn: () => number): this;
    /** Drives the spin — required. */
    ticker(ticker: Ticker): this;
    build(): HorizontalReel;
}
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