@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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};
}(), Tf = 2;
function Rf(n, r) {
var a = !1, u = !1, c = 0;
function _() {
a && (a = !1, n()), u && T();
}
function y() {
If(_);
}
function T() {
var I = Date.now();
if (a) {
if (I - c < Tf)
return;
u = !0;
} else
a = !0, u = !1, setTimeout(y, r);
c = I;
}
return T;
}
var wf = 20, Df = ["top", "right", "bottom", "left", "width", "height", "size", "weight"], Sf = typeof MutationObserver < "u", Of = (
/** @class */
function() {
function n() {
this.connected_ = !1, this.mutationEventsAdded_ = !1, this.mutationsObserver_ = null, this.observers_ = [], this.onTransitionEnd_ = this.onTransitionEnd_.bind(this), this.refresh = Rf(this.refresh.bind(this), wf);
}
return n.prototype.addObserver = function(r) {
~this.observers_.indexOf(r) || this.observers_.push(r), this.connected_ || this.connect_();
}, n.prototype.removeObserver = function(r) {
var a = this.observers_, u = a.indexOf(r);
~u && a.splice(u, 1), !a.length && this.connected_ && this.disconnect_();
}, n.prototype.refresh = function() {
var r = this.updateObservers_();
r && this.refresh();
}, n.prototype.updateObservers_ = function() {
var r = this.observers_.filter(function(a) {
return a.gatherActive(), a.hasActive();
});
return r.forEach(function(a) {
return a.broadcastActive();
}), r.length > 0;
}, n.prototype.connect_ = function() {
!Ks || this.connected_ || (document.addEventListener("transitionend", this.onTransitionEnd_), window.addEventListener("resize", this.refresh), Sf ? (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);
}, n.prototype.disconnect_ = function() {
!Ks || !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);
}, n.prototype.onTransitionEnd_ = function(r) {
var a = r.propertyName, u = a === void 0 ? "" : a, c = Df.some(function(_) {
return !!~u.indexOf(_);
});
c && this.refresh();
}, n.getInstance = function() {
return this.instance_ || (this.instance_ = new n()), this.instance_;
}, n.instance_ = null, n;
}()
), yu = function(n, r) {
for (var a = 0, u = Object.keys(r); a < u.length; a++) {
var c = u[a];
Object.defineProperty(n, c, {
value: r[c],
enumerable: !1,
writable: !1,
configurable: !0
});
}
return n;
}, kn = function(n) {
var r = n && n.ownerDocument && n.ownerDocument.defaultView;
return r || Pa;
}, Eu = Qa(0, 0, 0, 0);
function Va(n) {
return parseFloat(n) || 0;
}
function Cc(n) {
for (var r = [], a = 1; a < arguments.length; a++)
r[a - 1] = arguments[a];
return r.reduce(function(u, c) {
var _ = n["border-" + c + "-width"];
return u + Va(_);
}, 0);
}
function Lf(n) {
for (var r = ["top", "right", "bottom", "left"], a = {}, u = 0, c = r; u < c.length; u++) {
var _ = c[u], y = n["padding-" + _];
a[_] = Va(y);
}
return a;
}
function Nf(n) {
var r = n.getBBox();
return Qa(0, 0, r.width, r.height);
}
function kf(n) {
var r = n.clientWidth, a = n.clientHeight;
if (!r && !a)
return Eu;
var u = kn(n).getComputedStyle(n), c = Lf(u), _ = c.left + c.right, y = c.top + c.bottom, T = Va(u.width), I = Va(u.height);
if (u.boxSizing === "border-box" && (Math.round(T + _) !== r && (T -= Cc(u, "left", "right") + _), Math.round(I + y) !== a && (I -= Cc(u, "top", "bottom") + y)), !xf(n)) {
var V = Math.round(T + _) - r, l = Math.round(I + y) - a;
Math.abs(V) !== 1 && (T -= V), Math.abs(l) !== 1 && (I -= l);
}
return Qa(c.left, c.top, T, I);
}
var Mf = function() {
return typeof SVGGraphicsElement < "u" ? function(n) {
return n instanceof kn(n).SVGGraphicsElement;
} : function(n) {
return n instanceof kn(n).SVGElement && typeof n.getBBox == "function";
};
}();
function xf(n) {
return n === kn(n).document.documentElement;
}
function Pf(n) {
return Ks ? Mf(n) ? Nf(n) : kf(n) : Eu;
}
function Vf(n) {
var r = n.x, a = n.y, u = n.width, c = n.height, _ = typeof DOMRectReadOnly < "u" ? DOMRectReadOnly : Object, y = Object.create(_.prototype);
return yu(y, {
x: r,
y: a,
width: u,
height: c,
top: a,
right: r + u,
bottom: c + a,
left: r
}), y;
}
function Qa(n, r, a, u) {
return { x: n, y: r, width: a, height: u };
}
var Uf = (
/** @class */
function() {
function n(r) {
this.broadcastWidth = 0, this.broadcastHeight = 0, this.cont