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✏️ Editing: imagesloaded.pkgd.js

/*!
 * imagesLoaded PACKAGED v4.1.3
 * JavaScript is all like "You images are done yet or what?"
 * MIT License
 */

!(function (e, t) {
    "function" == typeof define && define.amd ? define("ev-emitter/ev-emitter", t) : "object" == typeof module && module.exports ? (module.exports = t()) : (e.EvEmitter = t());
})("undefined" != typeof window ? window : this, function () {
    function e() {}
    var t = e.prototype;
    return (
        (t.on = function (e, t) {
            if (e && t) {
                var i = (this._events = this._events || {}),
                    n = (i[e] = i[e] || []);
                return -1 == n.indexOf(t) && n.push(t), this;
            }
        }),
        (t.once = function (e, t) {
            if (e && t) {
                this.on(e, t);
                var i = (this._onceEvents = this._onceEvents || {}),
                    n = (i[e] = i[e] || {});
                return (n[t] = !0), this;
            }
        }),
        (t.off = function (e, t) {
            var i = this._events && this._events[e];
            if (i && i.length) {
                var n = i.indexOf(t);
                return -1 != n && i.splice(n, 1), this;
            }
        }),
        (t.emitEvent = function (e, t) {
            var i = this._events && this._events[e];
            if (i && i.length) {
                var n = 0,
                    o = i[n];
                t = t || [];
                for (var r = this._onceEvents && this._onceEvents[e]; o; ) {
                    var s = r && r[o];
                    s && (this.off(e, o), delete r[o]), o.apply(this, t), (n += s ? 0 : 1), (o = i[n]);
                }
                return this;
            }
        }),
        (t.allOff = t.removeAllListeners = function () {
            delete this._events, delete this._onceEvents;
        }),
        e
    );
}),
    (function (e, t) {
        "use strict";
        "function" == typeof define && define.amd
            ? define(["ev-emitter/ev-emitter"], function (i) {
                  return t(e, i);
              })
            : "object" == typeof module && module.exports
            ? (module.exports = t(e, require("ev-emitter")))
            : (e.imagesLoaded = t(e, e.EvEmitter));
    })("undefined" != typeof window ? window : this, function (e, t) {
        function i(e, t) {
            for (var i in t) e[i] = t[i];
            return e;
        }
        function n(e) {
            var t = [];
            if (Array.isArray(e)) t = e;
            else if ("number" == typeof e.length) for (var i = 0; i < e.length; i++) t.push(e[i]);
            else t.push(e);
            return t;
        }
        function o(e, t, r) {
            return this instanceof o
                ? ("string" == typeof e && (e = document.querySelectorAll(e)),
                  (this.elements = n(e)),
                  (this.options = i({}, this.options)),
                  "function" == typeof t ? (r = t) : i(this.options, t),
                  r && this.on("always", r),
                  this.getImages(),
                  h && (this.jqDeferred = new h.Deferred()),
                  void setTimeout(
                      function () {
                          this.check();
                      }.bind(this)
                  ))
                : new o(e, t, r);
        }
        function r(e) {
            this.img = e;
        }
        function s(e, t) {
            (this.url = e), (this.element = t), (this.img = new Image());
        }
        var h = e.jQuery,
            a = e.console;
        (o.prototype = Object.create(t.prototype)),
            (o.prototype.options = {}),
            (o.prototype.getImages = function () {
                (this.images = []), this.elements.forEach(this.addElementImages, this);
            }),
            (o.prototype.addElementImages = function (e) {
                "IMG" == e.nodeName && this.addImage(e), this.options.background === !0 && this.addElementBackgroundImages(e);
                var t = e.nodeType;
                if (t && d[t]) {
                    for (var i = e.querySelectorAll("img"), n = 0; n < i.length; n++) {
                        var o = i[n];
                        this.addImage(o);
                    }
                    if ("string" == typeof this.options.background) {
                        var r = e.querySelectorAll(this.options.background);
                        for (n = 0; n < r.length; n++) {
                            var s = r[n];
                            this.addElementBackgroundImages(s);
                        }
                    }
                }
            });
        var d = { 1: !0, 9: !0, 11: !0 };
        return (
            (o.prototype.addElementBackgroundImages = function (e) {
                var t = getComputedStyle(e);
                if (t)
                    for (var i = /url\((['"])?(.*?)\1\)/gi, n = i.exec(t.backgroundImage); null !== n; ) {
                        var o = n && n[2];
                        o && this.addBackground(o, e), (n = i.exec(t.backgroundImage));
                    }
            }),
            (o.prototype.addImage = function (e) {
                var t = new r(e);
                this.images.push(t);
            }),
            (o.prototype.addBackground = function (e, t) {
                var i = new s(e, t);
                this.images.push(i);
            }),
            (o.prototype.check = function () {
                function e(e, i, n) {
                    setTimeout(function () {
                        t.progress(e, i, n);
                    });
                }
                var t = this;
                return (
                    (this.progressedCount = 0),
                    (this.hasAnyBroken = !1),
                    this.images.length
                        ? void this.images.forEach(function (t) {
                              t.once("progress", e), t.check();
                          })
                        : void this.complete()
                );
            }),
            (o.prototype.progress = function (e, t, i) {
                this.progressedCount++,
                    (this.hasAnyBroken = this.hasAnyBroken || !e.isLoaded),
                    this.emitEvent("progress", [this, e, t]),
                    this.jqDeferred && this.jqDeferred.notify && this.jqDeferred.notify(this, e),
                    this.progressedCount == this.images.length && this.complete(),
                    this.options.debug && a && a.log("progress: " + i, e, t);
            }),
            (o.prototype.complete = function () {
                var e = this.hasAnyBroken ? "fail" : "done";
                if (((this.isComplete = !0), this.emitEvent(e, [this]), this.emitEvent("always", [this]), this.jqDeferred)) {
                    var t = this.hasAnyBroken ? "reject" : "resolve";
                    this.jqDeferred[t](this);
                }
            }),
            (r.prototype = Object.create(t.prototype)),
            (r.prototype.check = function () {
                var e = this.getIsImageComplete();
                return e
                    ? void this.confirm(0 !== this.img.naturalWidth, "naturalWidth")
                    : ((this.proxyImage = new Image()),
                      this.proxyImage.addEventListener("load", this),
                      this.proxyImage.addEventListener("error", this),
                      this.img.addEventListener("load", this),
                      this.img.addEventListener("error", this),
                      void (this.proxyImage.src = this.img.src));
            }),
            (r.prototype.getIsImageComplete = function () {
                return this.img.complete && void 0 !== this.img.naturalWidth;
            }),
            (r.prototype.confirm = function (e, t) {
                (this.isLoaded = e), this.emitEvent("progress", [this, this.img, t]);
            }),
            (r.prototype.handleEvent = function (e) {
                var t = "on" + e.type;
                this[t] && this[t](e);
            }),
            (r.prototype.onload = function () {
                this.confirm(!0, "onload"), this.unbindEvents();
            }),
            (r.prototype.onerror = function () {
                this.confirm(!1, "onerror"), this.unbindEvents();
            }),
            (r.prototype.unbindEvents = function () {
                this.proxyImage.removeEventListener("load", this), this.proxyImage.removeEventListener("error", this), this.img.removeEventListener("load", this), this.img.removeEventListener("error", this);
            }),
            (s.prototype = Object.create(r.prototype)),
            (s.prototype.check = function () {
                this.img.addEventListener("load", this), this.img.addEventListener("error", this), (this.img.src = this.url);
                var e = this.getIsImageComplete();
                e && (this.confirm(0 !== this.img.naturalWidth, "naturalWidth"), this.unbindEvents());
            }),
            (s.prototype.unbindEvents = function () {
                this.img.removeEventListener("load", this), this.img.removeEventListener("error", this);
            }),
            (s.prototype.confirm = function (e, t) {
                (this.isLoaded = e), this.emitEvent("progress", [this, this.element, t]);
            }),
            (o.makeJQueryPlugin = function (t) {
                (t = t || e.jQuery),
                    t &&
                        ((h = t),
                        (h.fn.imagesLoaded = function (e, t) {
                            var i = new o(this, e, t);
                            return i.jqDeferred.promise(h(this));
                        }));
            }),
            o.makeJQueryPlugin(),
            o
        );
    });

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