/*!
	Zoom 1.7.21
	license: MIT
	http://www.jacklmoore.com/zoom
*/
(function(o) {
    var t = {
        url: !1,
        callback: !1,
        target: !1,
        duration: 120,
        on: "mouseover",
        touch: !0,
        onZoomIn: !1,
        onZoomOut: !1,
        magnify: 1
    };
    o.zoom = function(t, n, e, i) {
        var u, c, a, r, m, l, s, f = o(t),
            h = f.css("position"),
            d = o(n);
        return t.style.position = /(absolute|fixed)/.test(h) ? h : "relative", t.style.overflow = "hidden", e.style.width = e.style.height = "", o(e).addClass("zoomImg").css({
            position: "absolute",
            top: 0,
            left: 0,
            opacity: 0,
            width: e.width * i,
            height: e.height * i,
            border: "none",
            maxWidth: "none",
            maxHeight: "none"
        }).appendTo(t), {
            init: function() {
                c = f.outerWidth(), u = f.outerHeight(), n === t ? (r = c, a = u) : (r = d.outerWidth(), a = d.outerHeight()), m = (e.width - c) / r, l = (e.height - u) / a, s = d.offset()
            },
            move: function(o) {
                var t = o.pageX - s.left,
                    n = o.pageY - s.top;
                n = Math.max(Math.min(n, a), 0), t = Math.max(Math.min(t, r), 0), e.style.left = t * -m + "px", e.style.top = n * -l + "px"
            }
        }
    }, o.fn.zoom = function(n) {
        return this.each(function() {
            var e = o.extend({}, t, n || {}),
                i = e.target && o(e.target)[0] || this,
                u = this,
                c = o(u),
                a = document.createElement("img"),
                r = o(a),
                m = "mousemove.zoom",
                l = !1,
                s = !1;
            if (!e.url) {
                var f = u.querySelector("img");
                if (f && (e.url = f.getAttribute("data-src") || f.currentSrc || f.src), !e.url) return
            }
            c.one("zoom.destroy", function(o, t) {
                c.off(".zoom"), i.style.position = o, i.style.overflow = t, a.onload = null, r.remove()
            }.bind(this, i.style.position, i.style.overflow)), a.onload = function() {
                function t(t) {
                    f.init(), f.move(t), r.stop().fadeTo(o.support.opacity ? e.duration : 0, 1, o.isFunction(e.onZoomIn) ? e.onZoomIn.call(a) : !1)
                }

                function n() {
                    r.stop().fadeTo(e.duration, 0, o.isFunction(e.onZoomOut) ? e.onZoomOut.call(a) : !1)
                }
                var f = o.zoom(i, u, a, e.magnify);
                "grab" === e.on ? c.on("mousedown.zoom", function(e) {
                    1 === e.which && (o(document).one("mouseup.zoom", function() {
                        n(), o(document).off(m, f.move)
                    }), t(e), o(document).on(m, f.move), e.preventDefault())
                }) : "click" === e.on ? c.on("click.zoom", function(e) {
                    return l ? void 0 : (l = !0, t(e), o(document).on(m, f.move), o(document).one("click.zoom", function() {
                        n(), l = !1, o(document).off(m, f.move)
                    }), !1)
                }) : "toggle" === e.on ? c.on("click.zoom", function(o) {
                    l ? n() : t(o), l = !l
                }) : "mouseover" === e.on && (f.init(), c.on("mouseenter.zoom", t).on("mouseleave.zoom", n).on(m, f.move)), e.touch && c.on("touchstart.zoom", function(o) {
                    o.preventDefault(), s ? (s = !1, n()) : (s = !0, t(o.originalEvent.touches[0] || o.originalEvent.changedTouches[0]))
                }).on("touchmove.zoom", function(o) {
                    o.preventDefault(), f.move(o.originalEvent.touches[0] || o.originalEvent.changedTouches[0])
                }).on("touchend.zoom", function(o) {
                    o.preventDefault(), s && (s = !1, n())
                }), o.isFunction(e.callback) && e.callback.call(a)
            }, a.setAttribute("role", "presentation"), a.alt = "", a.src = e.url
        })
    }, o.fn.zoom.defaults = t
})(window.jQuery);