@kwai-video-team/kwai-player-web
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<!-- START doctoc generated TOC please keep comment here to allow auto update --> <!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE --> **Table of Contents** *generated with [DocToc](https://github.com/thlorenz/doctoc)*
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JavaScript
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}(), Cf = function() {
return typeof requestAnimationFrame == "function" ? requestAnimationFrame.bind(Pa) : function(i) {
return setTimeout(function() {
return i(Date.now());
}, 1e3 / 60);
};
}(), If = 2;
function Tf(i, n) {
var a = !1, u = !1, c = 0;
function A() {
a && (a = !1, i()), u && T();
}
function y() {
Cf(A);
}
function T() {
var I = Date.now();
if (a) {
if (I - c < If)
return;
u = !0;
} else
a = !0, u = !1, setTimeout(y, n);
c = I;
}
return T;
}
var Rf = 20, wf = ["top", "right", "bottom", "left", "width", "height", "size", "weight"], Df = typeof MutationObserver < "u", Sf = (
/** @class */
function() {
function i() {
this.connected_ = !1, this.mutationEventsAdded_ = !1, this.mutationsObserver_ = null, this.observers_ = [], this.onTransitionEnd_ = this.onTransitionEnd_.bind(this), this.refresh = Tf(this.refresh.bind(this), Rf);
}
return i.prototype.addObserver = function(n) {
~this.observers_.indexOf(n) || this.observers_.push(n), this.connected_ || this.connect_();
}, i.prototype.removeObserver = function(n) {
var a = this.observers_, u = a.indexOf(n);
~u && a.splice(u, 1), !a.length && this.connected_ && this.disconnect_();
}, i.prototype.refresh = function() {
var n = this.updateObservers_();
n && this.refresh();
}, i.prototype.updateObservers_ = function() {
var n = this.observers_.filter(function(a) {
return a.gatherActive(), a.hasActive();
});
return n.forEach(function(a) {
return a.broadcastActive();
}), n.length > 0;
}, i.prototype.connect_ = function() {
!Gs || this.connected_ || (document.addEventListener("transitionend", this.onTransitionEnd_), window.addEventListener("resize", this.refresh), Df ? (this.mutationsObserver_ = new MutationObserver(this.refresh), this.mutationsObserver_.observe(document, {
attributes: !0,
childList: !0,
characterData: !0,
subtree: !0
})) : (document.addEventListener("DOMSubtreeModified", this.refresh), this.mutationEventsAdded_ = !0), this.connected_ = !0);
}, i.prototype.disconnect_ = function() {
!Gs || !this.connected_ || (document.removeEventListener("transitionend", this.onTransitionEnd_), window.removeEventListener("resize", this.refresh), this.mutationsObserver_ && this.mutationsObserver_.disconnect(), this.mutationEventsAdded_ && document.removeEventListener("DOMSubtreeModified", this.refresh), this.mutationsObserver_ = null, this.mutationEventsAdded_ = !1, this.connected_ = !1);
}, i.prototype.onTransitionEnd_ = function(n) {
var a = n.propertyName, u = a === void 0 ? "" : a, c = wf.some(function(A) {
return !!~u.indexOf(A);
});
c && this.refresh();
}, i.getInstance = function() {
return this.instance_ || (this.instance_ = new i()), this.instance_;
}, i.instance_ = null, i;
}()
), yu = function(i, n) {
for (var a = 0, u = Object.keys(n); a < u.length; a++) {
var c = u[a];
Object.defineProperty(i, c, {
value: n[c],
enumerable: !1,
writable: !1,
configurable: !0
});
}
return i;
}, Nn = function(i) {
var n = i && i.ownerDocument && i.ownerDocument.defaultView;
return n || Pa;
}, Eu = Qa(0, 0, 0, 0);
function Ua(i) {
return parseFloat(i) || 0;
}
function Ec(i) {
for (var n = [], a = 1; a < arguments.length; a++)
n[a - 1] = arguments[a];
return n.reduce(function(u, c) {
var A = i["border-" + c + "-width"];
return u + Ua(A);
}, 0);
}
function Lf(i) {
for (var n = ["top", "right", "bottom", "left"], a = {}, u = 0, c = n; u < c.length; u++) {
var A = c[u], y = i["padding-" + A];
a[A] = Ua(y);
}
return a;
}
function Of(i) {
var n = i.getBBox();
return Qa(0, 0, n.width, n.height);
}
function Nf(i) {
var n = i.clientWidth, a = i.clientHeight;
if (!n && !a)
return Eu;
var u = Nn(i).getComputedStyle(i), c = Lf(u), A = c.left + c.right, y = c.top + c.bottom, T = Ua(u.width), I = Ua(u.height);
if (u.boxSizing === "border-box" && (Math.round(T + A) !== n && (T -= Ec(u, "left", "right") + A), Math.round(I + y) !== a && (I -= Ec(u, "top", "bottom") + y)), !Mf(i)) {
var U = Math.round(T + A) - n, h = Math.round(I + y) - a;
Math.abs(U) !== 1 && (T -= U), Math.abs(h) !== 1 && (I -= h);
}
return Qa(c.left, c.top, T, I);
}
var kf = function() {
return typeof SVGGraphicsElement < "u" ? function(i) {
return i instanceof Nn(i).SVGGraphicsElement;
} : function(i) {
return i instanceof Nn(i).SVGElement && typeof i.getBBox == "function";
};
}();
function Mf(i) {
return i === Nn(i).document.documentElement;
}
function xf(i) {
return Gs ? kf(i) ? Of(i) : Nf(i) : Eu;
}
function Pf(i) {
var n = i.x, a = i.y, u = i.width, c = i.height, A = typeof DOMRectReadOnly < "u" ? DOMRectReadOnly : Object, y = Object.create(A.prototype);
return yu(y, {
x: n,
y: a,
width: u,
height: c,
top: a,
right: n + u,
bottom: c + a,
left: n
}), y;
}
function Qa(i, n, a, u) {
return { x: i, y: n, width: a, height: u };
}
var Uf = (
/** @class */
function() {
function i(n) {
this.broadcastWidth = 0, this.broadcastHeight = 0, this.contentRect_ = Qa(0, 0, 0, 0), this.target = n;
}
return i.prototype.isA