index.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _utils = require("@jimp/utils");

/**
 * Inverts the image
 * @param {function(Error, Jimp)} cb (optional) a callback for when complete
 * @returns {Jimp} this for chaining of methods
 */
var _default = function _default() {
  return {
    invert: function invert(cb) {
      this.scanQuiet(0, 0, this.bitmap.width, this.bitmap.height, function (x, y, idx) {
        this.bitmap.data[idx] = 255 - this.bitmap.data[idx];
        this.bitmap.data[idx + 1] = 255 - this.bitmap.data[idx + 1];
        this.bitmap.data[idx + 2] = 255 - this.bitmap.data[idx + 2];
      });

      if ((0, _utils.isNodePattern)(cb)) {
        cb.call(this, null, this);
      }

      return this;
    }
  };
};

exports["default"] = _default;
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