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"use strict";
//fgnass.github.com/spin.js#v2.0.1
! function (a, b) {
"object" == typeof exports ? module.exports = b() : "function" == typeof define && define.amd ? define(b) : a.Spinner = b()
}(this, function () {
"use strict";
function a(a, b) {
var c, d = document.createElement(a || "div");
for (c in b) d[c] = b[c];
return d
}
function b(a) {
for (var b = 1, c = arguments.length; c > b; b++) a.appendChild(arguments[b]);
return a
}
function c(a, b, c, d) {
var e = ["opacity", b, ~~(100 * a), c, d].join("-"),
f = .01 + c / d * 100,
g = Math.max(1 - (1 - a) / b * (100 - f), a),
h = j.substring(0, j.indexOf("Animation")).toLowerCase(),
i = h && "-" + h + "-" || "";
return l[e] || (m.insertRule("@" + i + "keyframes " + e + "{0%{opacity:" + g + "}" + f + "%{opacity:" + a + "}" + (f + .01) + "%{opacity:1}" + (f + b) % 100 + "%{opacity:" + a + "}100%{opacity:" + g + "}}", m.cssRules.length), l[e] = 1), e
}
function d(a, b) {
var c, d, e = a.style;
for (b = b.charAt(0).toUpperCase() + b.slice(1), d = 0; d < k.length; d++)
if (c = k[d] + b, void 0 !== e[c]) return c;
return void 0 !== e[b] ? b : void 0
}
function e(a, b) {
for (var c in b) a.style[d(a, c) || c] = b[c];
return a
}
function f(a) {
for (var b = 1; b < arguments.length; b++) {
var c = arguments[b];
for (var d in c) void 0 === a[d] && (a[d] = c[d])
}
return a
}
function g(a, b) {
return "string" == typeof a ? a : a[b % a.length]
}
function h(a) {
this.opts = f(a || {}, h.defaults, n)
}
function i() {
function c(b, c) {
return a("<" + b + ' xmlns="urn:schemas-microsoft.com:vml" class="spin-vml">', c)
}
m.addRule(".spin-vml", "behavior:url(#default#VML)"), h.prototype.lines = function (a, d) {
function f() {
return e(c("group", {
coordsize: k + " " + k,
coordorigin: -j + " " + -j
}), {
width: k,
height: k
})
}
function h(a, h, i) {
b(m, b(e(f(), {
rotation: 360 / d.lines * a + "deg",
left: ~~h
}), b(e(c("roundrect", {
arcsize: d.corners
}), {
width: j,
height: d.width,
left: d.radius,
top: -d.width >> 1,
filter: i
}), c("fill", {
color: g(d.color, a),
opacity: d.opacity
}), c("stroke", {
opacity: 0
}))))
}
var i, j = d.length + d.width,
k = 2 * j,
l = 2 * -(d.width + d.length) + "px",
m = e(f(), {
position: "absolute",
top: l,
left: l
});
if (d.shadow)
for (i = 1; i <= d.lines; i++) h(i, -2, "progid:DXImageTransform.Microsoft.Blur(pixelradius=2,makeshadow=1,shadowopacity=.3)");
for (i = 1; i <= d.lines; i++) h(i);
return b(a, m)
}, h.prototype.opacity = function (a, b, c, d) {
var e = a.firstChild;
d = d.shadow && d.lines || 0, e && b + d < e.childNodes.length && (e = e.childNodes[b + d], e = e && e.firstChild, e = e && e.firstChild, e && (e.opacity = c))
}
}
var j, k = ["webkit", "Moz", "ms", "O"],
l = {},
m = function () {
var c = a("style", {
type: "text/css"
});
return b(document.getElementsByTagName("head")[0], c), c.sheet || c.styleSheet
}(),
n = {
lines: 12,
length: 7,
width: 5,
radius: 10,
rotate: 0,
corners: 1,
color: "#000",
direction: 1,
speed: 1,
trail: 100,
opacity: .25,
fps: 20,
zIndex: 2e9,
className: "spinner",
top: "50%",
left: "50%",
position: "absolute"
};
h.defaults = {}, f(h.prototype, {
spin: function (b) {
this.stop(); {
var c = this,
d = c.opts,
f = c.el = e(a(0, {
className: d.className
}), {
position: d.position,
width: 0,
zIndex: d.zIndex
});
d.radius + d.length + d.width
}
if (e(f, {
left: d.left,
top: d.top
}), b && b.insertBefore(f, b.firstChild || null), f.setAttribute("role", "progressbar"), c.lines(f, c.opts), !j) {
var g, h = 0,
i = (d.lines - 1) * (1 - d.direction) / 2,
k = d.fps,
l = k / d.speed,
m = (1 - d.opacity) / (l * d.trail / 100),
n = l / d.lines;
! function o() {
h++;
for (var a = 0; a < d.lines; a++) g = Math.max(1 - (h + (d.lines - a) * n) % l * m, d.opacity), c.opacity(f, a * d.direction + i, g, d);
c.timeout = c.el && setTimeout(o, ~~(1e3 / k))
}()
}
return c
},
stop: function () {
var a = this.el;
return a && (clearTimeout(this.timeout), a.parentNode && a.parentNode.removeChild(a), this.el = void 0), this
},
lines: function (d, f) {
function h(b, c) {
return e(a(), {
position: "absolute",
width: f.length + f.width + "px",
height: f.width + "px",
background: b,
boxShadow: c,
transformOrigin: "left",
transform: "rotate(" + ~~(360 / f.lines * k + f.rotate) + "deg) translate(" + f.radius + "px,0)",
borderRadius: (f.corners * f.width >> 1) + "px"
})
}
for (var i, k = 0, l = (f.lines - 1) * (1 - f.direction) / 2; k < f.lines; k++) i = e(a(), {
position: "absolute",
top: 1 + ~(f.width / 2) + "px",
transform: f.hwaccel ? "translate3d(0,0,0)" : "",
opacity: f.opacity,
animation: j && c(f.opacity, f.trail, l + k * f.direction, f.lines) + " " + 1 / f.speed + "s linear infinite"
}), f.shadow && b(i, e(h("#000", "0 0 4px #000"), {
top: "2px"
})), b(d, b(i, h(g(f.color, k), "0 0 1px rgba(0,0,0,.1)")));
return d
},
opacity: function (a, b, c) {
b < a.childNodes.length && (a.childNodes[b].style.opacity = c)
}
});
var o = e(a("group"), {
behavior: "url(#default#VML)"
});
return !d(o, "transform") && o.adj ? i() : j = d(o, "animation"), h
});