https://www.wuerzburg.de/__/scripts/2017/jquery.scrollTo.min.js

1/**
2 * Copyright (c) 2007-2015 Ariel Flesler - aflesler<a>gmail<d>com | http://flesler.blogspot.com
3 * Licensed under MIT
4 * @author Ariel Flesler
5 * @version 2.1.1
6 */
7;(function(f) {
8    "use strict";
9    "function" === typeof define && define.amd ? define(["jquery"], f) : "undefined" !== typeof module && module.exports ? module.exports = f(require("jquery")) : f(jQuery)
10})(function($) {
11    "use strict";
12    function n(a) {
13        return !a.nodeName || -1 !== $.inArray(a.nodeName.toLowerCase(), ["iframe", "#document", "html", "body"])
14    }
15    function h(a) {
16        return $.isFunction(a) || $.isPlainObject(a) ? a : {
17            top: a,
18            left: a
19        }
20    }
21    var p = $.scrollTo = function(a, d, b) {
22            return $(window).scrollTo(a, d, b)
23        }
24    ;
25    p.defaults = {
26        axis: "xy",
27        duration: 0,
28        limit: !0
29    };
30    $.fn.scrollTo = function(a, d, b) {
31        "object" === typeof d && (b = d,
32            d = 0);
33        "function" === typeof b && (b = {
34            onAfter: b
35        });
36        "max" === a && (a = 9E9);
37        b = $.extend({}, p.defaults, b);
38        d = d || b.duration;
39        var u = b.queue && 1 < b.axis.length;
40        u && (d /= 2);
41        b.offset = h(b.offset);
42        b.over = h(b.over);
43        return this.each(function() {
44            function k(a) {
45                var k = $.extend({}, b, {
46                    queue: !0,
47                    duration: d,
48                    complete: a && function() {
49                        a.call(q, e, b)
50                    }
51                });
52                r.animate(f, k)
53            }
54            if (null !== a) {
55                var l = n(this), q = l ? this.contentWindow || window : this, r = $(q), e = a, f = {}, t;
56                switch (typeof e) {
57                    case "number":
58                    case "string":
59                        if (/^([+-]=?)?\d+(\.\d+)?(px|%)?$/.test(e)) {
60                            e = h(e);
61                            break
62                        }
63                        e = l ? $(e) : $(e, q);
64                        if (!e.length)
65                            return;
66                    case "object":
67                        if (e.is || e.style)
68                            t = (e = $(e)).offset()
69                }
70                var v = $.isFunction(b.offset) && b.offset(q, e) || b.offset;
71                $.each(b.axis.split(""), function(a, c) {
72                    var d = "x" === c ? "Left" : "Top"
73                        , m = d.toLowerCase()
74                        , g = "scroll" + d
75                        , h = r[g]()
76                        , n = p.max(q, c);
77                    t ? (f[g] = t[m] + (l ? 0 : h - r.offset()[m]),
78                    b.margin && (f[g] -= parseInt(e.css("margin" + d), 10) || 0,
79                        f[g] -= parseInt(e.css("border" + d + "Width"), 10) || 0),
80                        f[g] += v[m] || 0,
81                    b.over[m] && (f[g] += e["x" === c ? "width" : "height"]() * b.over[m])) : (d = e[m],
82                        f[g] = d.slice && "%" === d.slice(-1) ? parseFloat(d) / 100 * n : d);
83                    b.limit && /^\d+$/.test(f[g]) && (f[g] = 0 >= f[g] ? 0 : Math.min(f[g], n));
84                    !a && 1 < b.axis.length && (h === f[g] ? f = {} : u && (k(b.onAfterFirst),
85                        f = {}))
86                });
87                k(b.onAfter)
88            }
89        })
90    }
91    ;
92    p.max = function(a, d) {
93        var b = "x" === d ? "Width" : "Height"
94            , h = "scroll" + b;
95        if (!n(a))
96            return a[h] - $(a)[b.toLowerCase()]();
97        var b = "client" + b
98            , k = a.ownerDocument || a.document
99            , l = k.documentElement
100            , k = k.body;
101        return Math.max(l[h], k[h]) - Math.min(l[b], k[b])
102    }
103    ;
104    $.Tween.propHooks.scrollLeft = $.Tween.propHooks.scrollTop = {
105        get: function(a) {
106            return $(a.elem)[a.prop]()
107        },
108        set: function(a) {
109            var d = this.get(a);
110            if (a.options.interrupt && a._last && a._last !== d)
111                return $(a.elem).stop();
112            var b = Math.round(a.now);
113            d !== b && ($(a.elem)[a.prop](b),
114                a._last = this.get(a))
115        }
116    };
117    return p
118});