import type { CatalogStar, ObservedStar, Observer, SkyEngine, SkyOptions } from "../types.js";
import type { ConstellationLine } from "../constellations/types.js";
import type { ProjectedPoint, SkyProjection } from "./projection.js";
export interface CanvasSkyOptions extends Omit<SkyOptions, "date" | "catalog" | "observer"> {
    readonly catalog: readonly CatalogStar[];
    readonly observer: Observer;
    readonly date?: Date | (() => Date);
    readonly background?: string | null;
    readonly horizonColor?: string;
    readonly gridColor?: string;
    readonly labelColor?: string;
    readonly constellationColor?: string;
    readonly showGrid?: boolean;
    readonly showCardinalLabels?: boolean;
    readonly showStarLabels?: boolean;
    readonly labelMagnitudeLimit?: number;
    readonly constellationLines?: readonly ConstellationLine[];
    readonly projection?: SkyProjection;
    readonly rotationDegrees?: number;
    readonly zoom?: number;
    readonly maxDpr?: number;
    readonly autoResize?: boolean;
    readonly updateIntervalMs?: number;
}
export interface CanvasHit {
    readonly star: ObservedStar;
    readonly point: ProjectedPoint;
    readonly distancePixels: number;
}
export interface CanvasSkyController {
    readonly canvas: HTMLCanvasElement;
    readonly sky: SkyEngine;
    readonly destroyed: boolean;
    render(date?: Date): void;
    resize(): void;
    start(): void;
    stop(): void;
    hitTest(x: number, y: number, radiusPixels?: number): CanvasHit | undefined;
    setView(view: {
        readonly rotationDegrees?: number;
        readonly zoom?: number;
        readonly projection?: SkyProjection;
    }): void;
    destroy(): void;
}
export interface CanvasSize {
    readonly width: number;
    readonly height: number;
    readonly dpr: number;
}
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