https://www.dublin18dentalrooms.ie/js/readmore.min.js

1/*!
2 * @preserve
3 *
4 * Readmore.js jQuery plugin
5 * Licensed under the MIT license
6 *
7 * Debounce function from http://davidwalsh.name/javascript-debounce-function
8 */
9! function(t) {
10    "function" == typeof define && define.amd ? define(["jquery"], t) : "object" == typeof exports ? module.exports = t(require("jquery")) : t(jQuery)
11}(function(t) {
12    "use strict";
13
14    function e(t, e, i) {
15        var a;
16        return function() {
17            var n = this,
18                o = arguments,
19                r = function() {
20                    a = null, i || t.apply(n, o)
21                },
22                s = i && !a;
23            clearTimeout(a), a = setTimeout(r, e), s && t.apply(n, o)
24        }
25    }
26
27    function i(t) {
28        var e = ++h;
29        return String(null == t ? "rmjs-" : t) + e
30    }
31
32    function a(t) {
33        var e = t.clone().css({
34                height: "auto",
35                width: t.width(),
36                maxHeight: "none",
37                overflow: "hidden"
38            }).insertAfter(t),
39            i = e.outerHeight(),
40            a = parseInt(e.css({
41                maxHeight: ""
42            }).css("max-height").replace(/[^-\d\.]/g, ""), 10),
43            n = t.data("defaultHeight");
44        e.remove();
45        var o = a || t.data("collapsedHeight") || n;
46        t.data({
47            expandedHeight: i,
48            maxHeight: a,
49            collapsedHeight: o
50        }).css({
51            maxHeight: "none"
52        })
53    }
54
55    function n(t) {
56        if (!d[t.selector]) {
57            var e = " ";
58            t.embedCSS && "" !== t.blockCSS && (e += t.selector + " + [data-readmore-toggle], " + t.selector + "[data-readmore]{" + t.blockCSS + "}"), e += t.selector + "[data-readmore]{transition: height " + t.speed + "ms;overflow: hidden;}",
59                function(t, e) {
60                    var i = t.createElement("style");
61                    i.type = "text/css", i.styleSheet ? i.styleSheet.cssText = e : i.appendChild(t.createTextNode(e)), t.getElementsByTagName("head")[0].appendChild(i)
62                }(document, e), d[t.selector] = !0
63        }
64    }
65
66    function o(e, i) {
67        this.element = e, this.options = t.extend({}, s, i), n(this.options), this._defaults = s, this._name = r, this.init(), window.addEventListener ? (window.addEventListener("load", l), window.addEventListener("resize", l)) : (window.attachEvent("load", l), window.attachEvent("resize", l))
68    }
69    var r = "readmore",
70        s = {
71            speed: 100,
72            collapsedHeight: 200,
73            heightMargin: 16,
74            moreLink: '<p class="morelink"><a href="#">Read on &raquo;</a></p>',
75            lessLink: '<p class="morelink"><a href="#">Read off &raquo;</a></p>',
76            embedCSS: !0,
77            //blockCSS: "display: block; width: 100%;",
78            startOpen: !1,
79            beforeToggle: function() {},
80            afterToggle: function() {}
81        },
82        d = {},
83        h = 0,
84        l = e(function() {
85            t("[data-readmore]").each(function() {
86                var e = t(this),
87                    i = "true" === e.attr("aria-expanded");
88                a(e), e.css({
89                    height: e.data(i ? "expandedHeight" : "collapsedHeight")
90                })
91            })
92        }, 100);
93    o.prototype = {
94        init: function() {
95            var e = t(this.element);
96            e.data({
97                defaultHeight: this.options.collapsedHeight,
98                heightMargin: this.options.heightMargin
99            }), a(e);
100            var n = e.data("collapsedHeight"),
101                o = e.data("heightMargin");
102            if (e.outerHeight(!0) <= n + o) return !0;
103            var r = e.attr("id") || i(),
104                s = this.options.startOpen ? this.options.lessLink : this.options.moreLink;
105            e.attr({
106                "data-readmore": "",
107                "aria-expanded": this.options.startOpen,
108                id: r
109            }), e.after(t(s).on("click", function(t) {
110                return function(i) {
111                    t.toggle(this, e[0], i)
112                }
113            }(this)).attr({
114                "data-readmore-toggle": "",
115                "aria-controls": r
116            })), this.options.startOpen || e.css({
117                height: n
118            })
119        },
120        toggle: function(e, i, a) {
121            a && a.preventDefault(), e || (e = t('[aria-controls="' + _this.element.id + '"]')[0]), i || (i = _this.element);
122            var n = t(i),
123                o = "",
124                r = "",
125                s = !1,
126                d = n.data("collapsedHeight");
127            n.height() <= d ? (o = n.data("expandedHeight") + "px", r = "lessLink", s = !0) : (o = d, r = "moreLink"), this.options.beforeToggle(e, n, !s), n.css({
128                height: o
129            }), n.on("transitionend", function(i) {
130                return function() {
131                    i.options.afterToggle(e, n, s), t(this).attr({
132                        "aria-expanded": s
133                    }).off("transitionend")
134                }
135            }(this)), t(e).replaceWith(t(this.options[r]).on("click", function(t) {
136                return function(e) {
137                    t.toggle(this, i, e)
138                }
139            }(this)).attr({
140                "data-readmore-toggle": "",
141                "aria-controls": n.attr("id")
142            }))
143        },
144        destroy: function() {
145            t(this.element).each(function() {
146                var e = t(this);
147                e.attr({
148                    "data-readmore": null,
149                    "aria-expanded": null
150                }).css({
151                    maxHeight: "",
152                    height: ""
153                }).next("[data-readmore-toggle]").remove(), e.removeData()
154            })
155        }
156    }, t.fn.readmore = function(e) {
157        var i = arguments,
158            a = this.selector;
159        return e = e || {}, "object" == typeof e ? this.each(function() {
160            if (t.data(this, "plugin_" + r)) {
161                var i = t.data(this, "plugin_" + r);
162                i.destroy.apply(i)
163            }
164            e.selector = a, t.data(this, "plugin_" + r, new o(this, e))
165        }) : "string" == typeof e && "_" !== e[0] && "init" !== e ? this.each(function() {
166            var a = t.data(this, "plugin_" + r);
167            a instanceof o && "function" == typeof a[e] && a[e].apply(a, Array.prototype.slice.call(i, 1))
168        }) : void 0
169    }
170});