https://www.9fortomuziejus.lt/wp-content/themes/muzex/assets/js/jquery.circleType.js?ver=1790279376

1/*
2 * CircleType 0.34
3 * Peter Hrynkow
4 * Copyright 2013, Licensed GPL & MIT
5 *
6 */
7;(function ($) {
8    $.fn.circleType = function (options) {
9
10        var settings = {
11            dir: 1,
12            position: 'relative'
13        };
14        if (typeof ($.fn.lettering) !== 'function') {
15            console.log('Lettering.js is required');
16            return;
17        }
18        return this.each(function () {
19
20            if (options) {
21                $.extend(settings, options);
22            }
23            var elem = this,
24                delta = (180 / Math.PI),
25                ch = parseInt($(elem).css('line-height'), 10),
26                fs = parseInt($(elem).css('font-size'), 10),
27                txt = elem.innerHTML.replace(/^\s+|\s+$/g, '').replace(/\s/g, ' '),
28                letters,
29                center;
30
31            elem.innerHTML = txt
32            $(elem).lettering();
33
34            elem.style.position = settings.position;
35
36            letters = elem.getElementsByTagName('span');
37            center = Math.floor(letters.length / 2)
38
39            var layout = function () {
40                var tw = 0,
41                    i,
42                    offset = 0,
43                    minRadius,
44                    origin,
45                    innerRadius,
46                    l, style, r, transform;
47
48                for (i = 0; i < letters.length; i++) {
49                    tw += letters[i].offsetWidth;
50                }
51                minRadius = (tw / Math.PI) / 2 + ch;
52
53                if (settings.fluid && !settings.fitText) {
54                    settings.radius = Math.max(elem.offsetWidth / 2, minRadius);
55                } else if (!settings.radius) {
56                    settings.radius = minRadius;
57                }
58
59                if (settings.dir === -1) {
60                    origin = 'center ' + (-settings.radius + ch) / fs + 'em';
61                } else {
62                    origin = 'center ' + settings.radius / fs + 'em';
63                }
64
65                innerRadius = settings.radius - ch;
66
67                for (i = 0; i < letters.length; i++) {
68                    l = letters[i];
69                    offset += l.offsetWidth / 2 / innerRadius * delta;
70                    l.rot = offset;
71                    offset += l.offsetWidth / 2 / innerRadius * delta;
72                }
73                for (i = 0; i < letters.length; i++) {
74                    l = letters[i]
75                    style = l.style
76                    r = (-offset * settings.dir / 2) + l.rot * settings.dir
77                    transform = 'rotate(' + r + 'deg)';
78
79                    style.position = 'absolute';
80                    style.left = '50%';
81                    style.marginLeft = -(l.offsetWidth / 2) / fs + 'em';
82
83                    style.webkitTransform = transform;
84                    style.MozTransform = transform;
85                    style.OTransform = transform;
86                    style.msTransform = transform;
87                    style.transform = transform;
88
89                    style.webkitTransformOrigin = origin;
90                    style.MozTransformOrigin = origin;
91                    style.OTransformOrigin = origin;
92                    style.msTransformOrigin = origin;
93                    style.transformOrigin = origin;
94                    if (settings.dir === -1) {
95                        style.bottom = 0;
96                    }
97                }
98
99                if (settings.fitText) {
100                    if (typeof ($.fn.fitText) !== 'function') {
101                        console.log('FitText.js is required when using the fitText option');
102                    } else {
103                        $(elem).fitText();
104                        $(window).resize(function () {
105                            updateHeight();
106                        });
107                    }
108                }
109                updateHeight();
110            };
111
112            var getBounds = function (elem) {
113                var docElem = document.documentElement,
114                    box = elem.getBoundingClientRect();
115                return {
116                    top: box.top + window.pageYOffset - docElem.clientTop,
117                    left: box.left + window.pageXOffset - docElem.clientLeft,
118                    height: box.height
119                };
120            };
121
122            var updateHeight = function () {
123                var mid = getBounds(letters[center]),
124                    first = getBounds(letters[0]),
125                    h;
126                if (mid.top < first.top) {
127                    h = first.top - mid.top + first.height;
128                } else {
129                    h = mid.top - first.top + first.height;
130                }
131                elem.style.height = h + 'px';
132            }
133

134            if (settings.fluid && !settings.fitText) {
135                $(window).resize(function () {
136                    layout();
137                });
138            }
139
140            if (document.readyState !== "complete") {
141                elem.style.visibility = 'hidden';
142                $(window).load(function () {
143                    elem.style.visibility = 'visible';
144                    layout();
145                });
146            } else {
147                layout();
148            }
149        });
150    };
151})(jQuery);