import type { AccessibilitySettings } from "../../../core/domain/types.js";
import type { Dimensions, QualityLevel } from "../../../core/domain/types.js";
export declare class AuroraSystem {
    private curtains;
    private dimensions;
    private quality;
    private isEnabled;
    private isActive;
    private time;
    private offscreenCanvas;
    private offscreenCtx;
    private needsRedraw;
    private lastRedrawTime;
    private readonly REDRAW_INTERVAL;
    private readonly QUALITY_CONFIG;
    initialize(dim: Dimensions, quality: QualityLevel): void;
    private generateCurtain;
    update(a11y: AccessibilitySettings, frameMultiplier?: number): void;
    draw(ctx: CanvasRenderingContext2D, a11y: AccessibilitySettings): void;
    private renderToOffscreen;
    private drawCurtain;
    private drawHorizonGlow;
    private drawRay;
    setActive(active: boolean): void;
    handleResize(dim: Dimensions): void;
    cleanup(): void;
}
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