@nuintun/qrcode/esm/common/ByteMatrix.js

A pure JavaScript QRCode encode and decode library.

/**
 * @module QRCode
 * @package @nuintun/qrcode
 * @license MIT
 * @version 5.0.2
 * @author nuintun <nuintun@qq.com>
 * @description A pure JavaScript QRCode encode and decode library.
 * @see https://github.com/nuintun/qrcode#readme
 */

/**
 * @module ByteMatrix
 */
class ByteMatrix {
  #size;
  #bytes;
  constructor(size) {
    this.#size = size;
    this.#bytes = new Int8Array(size * size);
  }
  get size() {
    return this.#size;
  }
  set(x, y, value) {
    this.#bytes[y * this.#size + x] = value;
  }
  get(x, y) {
    return this.#bytes[y * this.#size + x];
  }
  clear(value) {
    this.#bytes.fill(value);
  }
}

export { ByteMatrix };