/**
 * Configuration for magnetic snap-to-item physics (experimental feature).
 *
 * Creates a "magnetic" pull toward the center item, making selections feel more deliberate.
 * Advanced users can tune these parameters for different tactile feels.
 *
 * @see {@link DEFAULT_SNAP_PHYSICS} for recommended defaults
 */
interface SnapPhysicsConfig {
    /** Whether snap physics is enabled */
    enabled: boolean;
    /** Snap zone size as fraction of item height (e.g., 0.3 = 30% of item height) */
    snapRange: number;
    /** Distance threshold to enter snap zone (fraction of item height) */
    enterThreshold: number;
    /** Distance threshold to exit snap zone (fraction of item height) */
    exitThreshold: number;
    /** Velocity in px/sec where snap starts weakening (allows fast scrolling to override) */
    velocityThreshold: number;
    /** Whether to scale snap strength based on velocity */
    velocityScaling: boolean;
    /** Base magnetic pull strength toward center (0-1, higher = stronger) */
    pullStrength: number;
    /** Strength reduction factor at threshold velocity (0-1) */
    velocityReducer: number;
    /** Clamp strength toward exact center line (0-1, higher = more precise) */
    centerLock: number;
    /** Seconds of release projection applied to flick gestures */
    rangeScaleIntensity?: number;
    /** Maximum velocity in px/sec when projecting release distance */
    rangeScaleVelocityCap?: number;
    /** Additional projection multiplier for velocities above threshold */
    rangeScaleVelocityBoost?: number;
}
interface DragContextFrame {
    deltaY: number;
    velocityY: number;
    totalPixelsMoved: number;
}
interface SnapPhysicsResult {
    mappedTranslate: number;
    inSnapZone: boolean;
    debug?: {
        distanceToSnap: number;
        proportionInZone: number;
        appliedPullStrength: number;
        stickRadius?: number;
        lockBlend?: number;
    };
}
interface SnapPhysicsState {
    wasInSnapZone: boolean;
}

export type { DragContextFrame as D, SnapPhysicsConfig as S, SnapPhysicsResult as a, SnapPhysicsState as b };