/**
 * Fret class representing a single fret wire
 *
 * Each Fret instance represents one of the metal fret wires on a guitar/bass fretboard,
 * with properties for its position and visual thickness.
 */
import type { Fret as FretInterface } from './types';
/**
 * Represents a single fret wire with position and thickness
 *
 * Frets are numbered from 1 (first fret) to N (last fret), with the nut implicitly
 * at position 0.
 */
export declare class Fret implements FretInterface {
    /** Zero-based fret index (1 to fretCount, v1 excludes nut at 0) */
    readonly index: number;
    /** X coordinate */
    readonly x: number;
    /** Y coordinate (used in vertical orientation) */
    readonly y: number;
    /** Visual thickness in pixels */
    readonly thickness: number;
    /**
     * Creates a new Fret instance
     *
     * @param index - One-based fret index (1 to fretCount)
     * @param x - X coordinate for horizontal orientation, or placeholder for vertical
     * @param thickness - Visual thickness in pixels
     *
     * @example
     * ```typescript
     * // Create the first fret
     * const firstFret = new Fret(1, 0, 2);
     * ```
     */
    constructor(index: number, x: number, thickness: number, y?: number);
    /**
     * Returns the center X position for horizontal orientation
     *
     * @returns number - The horizontal center position of the fret
     */
    getCenterX(): number;
    /**
     * Returns the center Y position for vertical orientation
     *
     * @returns number - The vertical center position of the fret
     */
    getCenterY(): number;
    /**
     * Returns the fret position as an object
     *
     * @returns {x: number, y: number} - The x and y coordinates of the fret
     */
    getPosition(): {
        x: number;
        y: number;
    };
    /**
     * Checks if this is the first fret
     *
     * @returns boolean - true if this is fret 1, false otherwise
     */
    isFirst(): boolean;
    /**
     * Checks if this is the last fret in a given count
     *
     * @param fretCount - The total number of frets to check against
     * @returns boolean - true if this fret index equals the fretCount, false otherwise
     */
    isLast(fretCount: number): boolean;
}
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