export type SwipeAxis = "horizontal" | "vertical" | null;
export interface SwipeRelease {
	/** Commit action suggested by gesture analysis. */
	action: "next" | "prev" | "dismiss" | "cancel";
	/** Final velocity in px/ms on the dominant axis. */
	velocity: number;
	dx: number;
	dy: number;
}
export interface SwipeNavigatorOptions {
	/** Min pixel drift before an axis is locked. Default 8. */
	axisLockThreshold?: number;
	/** Fraction of width that commits horizontal nav. Default 0.25. */
	horizontalCommit?: number;
	/** Fraction of height that commits vertical dismiss. Default 0.2. */
	verticalCommit?: number;
	/** Minimum velocity (px/ms) that commits regardless of distance. */
	flingVelocity?: number;
}
export declare class SwipeNavigator {
	private readonly opts;
	private samples;
	private startX;
	private startY;
	private dx;
	private dy;
	private axis;
	private active;
	constructor(options?: SwipeNavigatorOptions);
	get isActive(): boolean;
	get currentAxis(): SwipeAxis;
	begin(x: number, y: number, t: number): void;
	/** Returns current drift and locked axis; does not apply any transform. */
	move(x: number, y: number, t: number): {
		dx: number;
		dy: number;
		axis: SwipeAxis;
	};
	release(viewportWidth: number, viewportHeight: number, direction?: "ltr" | "rtl"): SwipeRelease;
	cancel(): void;
}