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wlcb-syzl-dsj/js/leaflet.js
dong_bo0602 5bf47e0f97 all
2022-07-13 12:17:14 +08:00

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JavaScript
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/*
Leaflet 1.0.3, a JS library for interactive maps. http://leafletjs.com
(c) 2010-2016 Vladimir Agafonkin, (c) 2010-2011 CloudMade
*/
!function(t, e, i) {
function n() {
var e = t.L;
o.noConflict = function() {
return t.L = e,
this
}
,
t.L = o
}
var o = {
version: "1.0.3"
};
"object" == typeof module && "object" == typeof module.exports ? module.exports = o : "function" == typeof define && define.amd && define(o),
"undefined" != typeof t && n(),
o.Util = {
extend: function(t) {
var e, i, n, o;
for (i = 1,
n = arguments.length; i < n; i++) {
o = arguments[i];
for (e in o)
t[e] = o[e]
}
return t
},
create: Object.create || function() {
function t() {}
return function(e) {
return t.prototype = e,
new t
}
}(),
bind: function(t, e) {
var i = Array.prototype.slice;
if (t.bind)
return t.bind.apply(t, i.call(arguments, 1));
var n = i.call(arguments, 2);
return function() {
return t.apply(e, n.length ? n.concat(i.call(arguments)) : arguments)
}
},
stamp: function(t) {
return t._leaflet_id = t._leaflet_id || ++o.Util.lastId,
t._leaflet_id
},
lastId: 0,
throttle: function(t, e, i) {
var n, o, s, r;
return r = function() {
n = !1,
o && (s.apply(i, o),
o = !1)
}
,
s = function() {
n ? o = arguments : (t.apply(i, arguments),
setTimeout(r, e),
n = !0)
}
},
wrapNum: function(t, e, i) {
var n = e[1]
, o = e[0]
, s = n - o;
return t === n && i ? t : ((t - o) % s + s) % s + o
},
falseFn: function() {
return !1
},
formatNum: function(t, e) {
var i = Math.pow(10, e || 5);
return Math.round(t * i) / i
},
trim: function(t) {
return t.trim ? t.trim() : t.replace(/^\s+|\s+$/g, "")
},
splitWords: function(t) {
return o.Util.trim(t).split(/\s+/)
},
setOptions: function(t, e) {
t.hasOwnProperty("options") || (t.options = t.options ? o.Util.create(t.options) : {});
for (var i in e)
t.options[i] = e[i];
return t.options
},
getParamString: function(t, e, i) {
var n = [];
for (var o in t)
n.push(encodeURIComponent(i ? o.toUpperCase() : o) + "=" + encodeURIComponent(t[o]));
return (e && e.indexOf("?") !== -1 ? "&" : "?") + n.join("&")
},
template: function(t, e) {
return t.replace(o.Util.templateRe, function(t, n) {
var o = e[n];
if (o === i)
throw new Error("No value provided for variable " + t);
return "function" == typeof o && (o = o(e)),
o
})
},
templateRe: /\{ *([\w_\-]+) *\}/g,
isArray: Array.isArray || function(t) {
return "[object Array]" === Object.prototype.toString.call(t)
}
,
indexOf: function(t, e) {
for (var i = 0; i < t.length; i++)
if (t[i] === e)
return i;
return -1
},
emptyImageUrl: "data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs="
},
function() {
function e(e) {
return t["webkit" + e] || t["moz" + e] || t["ms" + e]
}
function i(e) {
var i = +new Date
, o = Math.max(0, 16 - (i - n));
return n = i + o,
t.setTimeout(e, o)
}
var n = 0
, s = t.requestAnimationFrame || e("RequestAnimationFrame") || i
, r = t.cancelAnimationFrame || e("CancelAnimationFrame") || e("CancelRequestAnimationFrame") || function(e) {
t.clearTimeout(e)
}
;
o.Util.requestAnimFrame = function(e, n, r) {
return r && s === i ? void e.call(n) : s.call(t, o.bind(e, n))
}
,
o.Util.cancelAnimFrame = function(e) {
e && r.call(t, e)
}
}(),
o.extend = o.Util.extend,
o.bind = o.Util.bind,
o.stamp = o.Util.stamp,
o.setOptions = o.Util.setOptions,
o.Class = function() {}
,
o.Class.extend = function(t) {
var e = function() {
this.initialize && this.initialize.apply(this, arguments),
this.callInitHooks()
}
, i = e.__super__ = this.prototype
, n = o.Util.create(i);
n.constructor = e,
e.prototype = n;
for (var s in this)
this.hasOwnProperty(s) && "prototype" !== s && (e[s] = this[s]);
return t.statics && (o.extend(e, t.statics),
delete t.statics),
t.includes && (o.Util.extend.apply(null, [n].concat(t.includes)),
delete t.includes),
n.options && (t.options = o.Util.extend(o.Util.create(n.options), t.options)),
o.extend(n, t),
n._initHooks = [],
n.callInitHooks = function() {
if (!this._initHooksCalled) {
i.callInitHooks && i.callInitHooks.call(this),
this._initHooksCalled = !0;
for (var t = 0, e = n._initHooks.length; t < e; t++)
n._initHooks[t].call(this)
}
}
,
e
}
,
o.Class.include = function(t) {
return o.extend(this.prototype, t),
this
}
,
o.Class.mergeOptions = function(t) {
return o.extend(this.prototype.options, t),
this
}
,
o.Class.addInitHook = function(t) {
var e = Array.prototype.slice.call(arguments, 1)
, i = "function" == typeof t ? t : function() {
this[t].apply(this, e)
}
;
return this.prototype._initHooks = this.prototype._initHooks || [],
this.prototype._initHooks.push(i),
this
}
,
o.Evented = o.Class.extend({
on: function(t, e, i) {
if ("object" == typeof t)
for (var n in t)
this._on(n, t[n], e);
else {
t = o.Util.splitWords(t);
for (var s = 0, r = t.length; s < r; s++)
this._on(t[s], e, i)
}
return this
},
off: function(t, e, i) {
if (t)
if ("object" == typeof t)
for (var n in t)
this._off(n, t[n], e);
else {
t = o.Util.splitWords(t);
for (var s = 0, r = t.length; s < r; s++)
this._off(t[s], e, i)
}
else
delete this._events;
return this
},
_on: function(t, e, n) {
this._events = this._events || {};
var o = this._events[t];
o || (o = [],
this._events[t] = o),
n === this && (n = i);
for (var s = {
fn: e,
ctx: n
}, r = o, a = 0, h = r.length; a < h; a++)
if (r[a].fn === e && r[a].ctx === n)
return;
r.push(s)
},
_off: function(t, e, n) {
var s, r, a;
if (this._events && (s = this._events[t])) {
if (!e) {
for (r = 0,
a = s.length; r < a; r++)
s[r].fn = o.Util.falseFn;
return void delete this._events[t]
}
if (n === this && (n = i),
s)
for (r = 0,
a = s.length; r < a; r++) {
var h = s[r];
if (h.ctx === n && h.fn === e)
return h.fn = o.Util.falseFn,
this._firingCount && (this._events[t] = s = s.slice()),
void s.splice(r, 1)
}
}
},
fire: function(t, e, i) {
if (!this.listens(t, i))
return this;
var n = o.Util.extend({}, e, {
type: t,
target: this
});
if (this._events) {
var s = this._events[t];
if (s) {
this._firingCount = this._firingCount + 1 || 1;
for (var r = 0, a = s.length; r < a; r++) {
var h = s[r];
h.fn.call(h.ctx || this, n)
}
this._firingCount--
}
}
return i && this._propagateEvent(n),
this
},
listens: function(t, e) {
var i = this._events && this._events[t];
if (i && i.length)
return !0;
if (e)
for (var n in this._eventParents)
if (this._eventParents[n].listens(t, e))
return !0;
return !1
},
once: function(t, e, i) {
if ("object" == typeof t) {
for (var n in t)
this.once(n, t[n], e);
return this
}
var s = o.bind(function() {
this.off(t, e, i).off(t, s, i)
}, this);
return this.on(t, e, i).on(t, s, i)
},
addEventParent: function(t) {
return this._eventParents = this._eventParents || {},
this._eventParents[o.stamp(t)] = t,
this
},
removeEventParent: function(t) {
return this._eventParents && delete this._eventParents[o.stamp(t)],
this
},
_propagateEvent: function(t) {
for (var e in this._eventParents)
this._eventParents[e].fire(t.type, o.extend({
layer: t.target
}, t), !0)
}
});
var s = o.Evented.prototype;
s.addEventListener = s.on,
s.removeEventListener = s.clearAllEventListeners = s.off,
s.addOneTimeEventListener = s.once,
s.fireEvent = s.fire,
s.hasEventListeners = s.listens,
o.Mixin = {
Events: s
},
function() {
var i = navigator.userAgent.toLowerCase()
, n = e.documentElement
, s = "ActiveXObject"in t
, r = i.indexOf("webkit") !== -1
, a = i.indexOf("phantom") !== -1
, h = i.search("android [23]") !== -1
, l = i.indexOf("chrome") !== -1
, u = i.indexOf("gecko") !== -1 && !r && !t.opera && !s
, c = 0 === navigator.platform.indexOf("Win")
, d = "undefined" != typeof orientation || i.indexOf("mobile") !== -1
, _ = !t.PointerEvent && t.MSPointerEvent
, m = t.PointerEvent || _
, p = s && "transition"in n.style
, f = "WebKitCSSMatrix"in t && "m11"in new t.WebKitCSSMatrix && !h
, g = "MozPerspective"in n.style
, v = "OTransition"in n.style
, y = !t.L_NO_TOUCH && (m || "ontouchstart"in t || t.DocumentTouch && e instanceof t.DocumentTouch);
o.Browser = {
ie: s,
ielt9: s && !e.addEventListener,
edge: "msLaunchUri"in navigator && !("documentMode"in e),
webkit: r,
gecko: u,
android: i.indexOf("android") !== -1,
android23: h,
chrome: l,
safari: !l && i.indexOf("safari") !== -1,
win: c,
ie3d: p,
webkit3d: f,
gecko3d: g,
opera12: v,
any3d: !t.L_DISABLE_3D && (p || f || g) && !v && !a,
mobile: d,
mobileWebkit: d && r,
mobileWebkit3d: d && f,
mobileOpera: d && t.opera,
mobileGecko: d && u,
touch: !!y,
msPointer: !!_,
pointer: !!m,
retina: (t.devicePixelRatio || t.screen.deviceXDPI / t.screen.logicalXDPI) > 1
}
}(),
o.Point = function(t, e, i) {
this.x = i ? Math.round(t) : t,
this.y = i ? Math.round(e) : e
}
,
o.Point.prototype = {
clone: function() {
return new o.Point(this.x,this.y)
},
add: function(t) {
return this.clone()._add(o.point(t))
},
_add: function(t) {
return this.x += t.x,
this.y += t.y,
this
},
subtract: function(t) {
return this.clone()._subtract(o.point(t))
},
_subtract: function(t) {
return this.x -= t.x,
this.y -= t.y,
this
},
divideBy: function(t) {
return this.clone()._divideBy(t)
},
_divideBy: function(t) {
return this.x /= t,
this.y /= t,
this
},
multiplyBy: function(t) {
return this.clone()._multiplyBy(t)
},
_multiplyBy: function(t) {
return this.x *= t,
this.y *= t,
this
},
scaleBy: function(t) {
return new o.Point(this.x * t.x,this.y * t.y)
},
unscaleBy: function(t) {
return new o.Point(this.x / t.x,this.y / t.y)
},
round: function() {
return this.clone()._round()
},
_round: function() {
return this.x = Math.round(this.x),
this.y = Math.round(this.y),
this
},
floor: function() {
return this.clone()._floor()
},
_floor: function() {
return this.x = Math.floor(this.x),
this.y = Math.floor(this.y),
this
},
ceil: function() {
return this.clone()._ceil()
},
_ceil: function() {
return this.x = Math.ceil(this.x),
this.y = Math.ceil(this.y),
this
},
distanceTo: function(t) {
t = o.point(t);
var e = t.x - this.x
, i = t.y - this.y;
return Math.sqrt(e * e + i * i)
},
equals: function(t) {
return t = o.point(t),
t.x === this.x && t.y === this.y
},
contains: function(t) {
return t = o.point(t),
Math.abs(t.x) <= Math.abs(this.x) && Math.abs(t.y) <= Math.abs(this.y)
},
toString: function() {
return "Point(" + o.Util.formatNum(this.x) + ", " + o.Util.formatNum(this.y) + ")"
}
},
o.point = function(t, e, n) {
return t instanceof o.Point ? t : o.Util.isArray(t) ? new o.Point(t[0],t[1]) : t === i || null === t ? t : "object" == typeof t && "x"in t && "y"in t ? new o.Point(t.x,t.y) : new o.Point(t,e,n)
}
,
o.Bounds = function(t, e) {
if (t)
for (var i = e ? [t, e] : t, n = 0, o = i.length; n < o; n++)
this.extend(i[n])
}
,
o.Bounds.prototype = {
extend: function(t) {
return t = o.point(t),
this.min || this.max ? (this.min.x = Math.min(t.x, this.min.x),
this.max.x = Math.max(t.x, this.max.x),
this.min.y = Math.min(t.y, this.min.y),
this.max.y = Math.max(t.y, this.max.y)) : (this.min = t.clone(),
this.max = t.clone()),
this
},
getCenter: function(t) {
return new o.Point((this.min.x + this.max.x) / 2,(this.min.y + this.max.y) / 2,t)
},
getBottomLeft: function() {
return new o.Point(this.min.x,this.max.y)
},
getTopRight: function() {
return new o.Point(this.max.x,this.min.y)
},
getSize: function() {
return this.max.subtract(this.min)
},
contains: function(t) {
var e, i;
return t = "number" == typeof t[0] || t instanceof o.Point ? o.point(t) : o.bounds(t),
t instanceof o.Bounds ? (e = t.min,
i = t.max) : e = i = t,
e.x >= this.min.x && i.x <= this.max.x && e.y >= this.min.y && i.y <= this.max.y
},
intersects: function(t) {
t = o.bounds(t);
var e = this.min
, i = this.max
, n = t.min
, s = t.max
, r = s.x >= e.x && n.x <= i.x
, a = s.y >= e.y && n.y <= i.y;
return r && a
},
overlaps: function(t) {
t = o.bounds(t);
var e = this.min
, i = this.max
, n = t.min
, s = t.max
, r = s.x > e.x && n.x < i.x
, a = s.y > e.y && n.y < i.y;
return r && a
},
isValid: function() {
return !(!this.min || !this.max)
}
},
o.bounds = function(t, e) {
return !t || t instanceof o.Bounds ? t : new o.Bounds(t,e)
}
,
o.Transformation = function(t, e, i, n) {
this._a = t,
this._b = e,
this._c = i,
this._d = n
}
,
o.Transformation.prototype = {
transform: function(t, e) {
return this._transform(t.clone(), e)
},
_transform: function(t, e) {
return e = e || 1,
t.x = e * (this._a * t.x + this._b),
t.y = e * (this._c * t.y + this._d),
t
},
untransform: function(t, e) {
return e = e || 1,
new o.Point((t.x / e - this._b) / this._a,(t.y / e - this._d) / this._c)
}
},
o.DomUtil = {
get: function(t) {
return "string" == typeof t ? e.getElementById(t) : t
},
getStyle: function(t, i) {
var n = t.style[i] || t.currentStyle && t.currentStyle[i];
if ((!n || "auto" === n) && e.defaultView) {
var o = e.defaultView.getComputedStyle(t, null);
n = o ? o[i] : null
}
return "auto" === n ? null : n
},
create: function(t, i, n) {
var o = e.createElement(t);
return o.className = i || "",
n && n.appendChild(o),
o
},
remove: function(t) {
var e = t.parentNode;
e && e.removeChild(t)
},
empty: function(t) {
for (; t.firstChild; )
t.removeChild(t.firstChild)
},
toFront: function(t) {
t.parentNode.appendChild(t)
},
toBack: function(t) {
var e = t.parentNode;
e.insertBefore(t, e.firstChild)
},
hasClass: function(t, e) {
if (t.classList !== i)
return t.classList.contains(e);
var n = o.DomUtil.getClass(t);
return n.length > 0 && new RegExp("(^|\\s)" + e + "(\\s|$)").test(n)
},
addClass: function(t, e) {
if (t.classList !== i)
for (var n = o.Util.splitWords(e), s = 0, r = n.length; s < r; s++)
t.classList.add(n[s]);
else if (!o.DomUtil.hasClass(t, e)) {
var a = o.DomUtil.getClass(t);
o.DomUtil.setClass(t, (a ? a + " " : "") + e)
}
},
removeClass: function(t, e) {
t.classList !== i ? t.classList.remove(e) : o.DomUtil.setClass(t, o.Util.trim((" " + o.DomUtil.getClass(t) + " ").replace(" " + e + " ", " ")))
},
setClass: function(t, e) {
t.className.baseVal === i ? t.className = e : t.className.baseVal = e
},
getClass: function(t) {
return t.className.baseVal === i ? t.className : t.className.baseVal
},
setOpacity: function(t, e) {
"opacity"in t.style ? t.style.opacity = e : "filter"in t.style && o.DomUtil._setOpacityIE(t, e)
},
_setOpacityIE: function(t, e) {
var i = !1
, n = "DXImageTransform.Microsoft.Alpha";
try {
i = t.filters.item(n)
} catch (t) {
if (1 === e)
return
}
e = Math.round(100 * e),
i ? (i.Enabled = 100 !== e,
i.Opacity = e) : t.style.filter += " progid:" + n + "(opacity=" + e + ")"
},
testProp: function(t) {
for (var i = e.documentElement.style, n = 0; n < t.length; n++)
if (t[n]in i)
return t[n];
return !1
},
setTransform: function(t, e, i) {
var n = e || new o.Point(0,0);
t.style[o.DomUtil.TRANSFORM] = (o.Browser.ie3d ? "translate(" + n.x + "px," + n.y + "px)" : "translate3d(" + n.x + "px," + n.y + "px,0)") + (i ? " scale(" + i + ")" : "")
},
setPosition: function(t, e) {
t._leaflet_pos = e,
o.Browser.any3d ? o.DomUtil.setTransform(t, e) : (t.style.left = e.x + "px",
t.style.top = e.y + "px")
},
getPosition: function(t) {
return t._leaflet_pos || new o.Point(0,0)
}
},
function() {
o.DomUtil.TRANSFORM = o.DomUtil.testProp(["transform", "WebkitTransform", "OTransform", "MozTransform", "msTransform"]);
var i = o.DomUtil.TRANSITION = o.DomUtil.testProp(["webkitTransition", "transition", "OTransition", "MozTransition", "msTransition"]);
if (o.DomUtil.TRANSITION_END = "webkitTransition" === i || "OTransition" === i ? i + "End" : "transitionend",
"onselectstart"in e)
o.DomUtil.disableTextSelection = function() {
o.DomEvent.on(t, "selectstart", o.DomEvent.preventDefault)
}
,
o.DomUtil.enableTextSelection = function() {
o.DomEvent.off(t, "selectstart", o.DomEvent.preventDefault)
}
;
else {
var n = o.DomUtil.testProp(["userSelect", "WebkitUserSelect", "OUserSelect", "MozUserSelect", "msUserSelect"]);
o.DomUtil.disableTextSelection = function() {
if (n) {
var t = e.documentElement.style;
this._userSelect = t[n],
t[n] = "none"
}
}
,
o.DomUtil.enableTextSelection = function() {
n && (e.documentElement.style[n] = this._userSelect,
delete this._userSelect)
}
}
o.DomUtil.disableImageDrag = function() {
o.DomEvent.on(t, "dragstart", o.DomEvent.preventDefault)
}
,
o.DomUtil.enableImageDrag = function() {
o.DomEvent.off(t, "dragstart", o.DomEvent.preventDefault)
}
,
o.DomUtil.preventOutline = function(e) {
for (; e.tabIndex === -1; )
e = e.parentNode;
e && e.style && (o.DomUtil.restoreOutline(),
this._outlineElement = e,
this._outlineStyle = e.style.outline,
e.style.outline = "none",
o.DomEvent.on(t, "keydown", o.DomUtil.restoreOutline, this))
}
,
o.DomUtil.restoreOutline = function() {
this._outlineElement && (this._outlineElement.style.outline = this._outlineStyle,
delete this._outlineElement,
delete this._outlineStyle,
o.DomEvent.off(t, "keydown", o.DomUtil.restoreOutline, this))
}
}(),
o.LatLng = function(t, e, n) {
if (isNaN(t) || isNaN(e))
throw new Error("Invalid LatLng object: (" + t + ", " + e + ")");
this.lat = +t,
this.lng = +e,
n !== i && (this.alt = +n)
}
,
o.LatLng.prototype = {
equals: function(t, e) {
if (!t)
return !1;
t = o.latLng(t);
var n = Math.max(Math.abs(this.lat - t.lat), Math.abs(this.lng - t.lng));
return n <= (e === i ? 1e-9 : e)
},
toString: function(t) {
return "LatLng(" + o.Util.formatNum(this.lat, t) + ", " + o.Util.formatNum(this.lng, t) + ")"
},
distanceTo: function(t) {
return o.CRS.Earth.distance(this, o.latLng(t))
},
wrap: function() {
return o.CRS.Earth.wrapLatLng(this)
},
toBounds: function(t) {
var e = 180 * t / 40075017
, i = e / Math.cos(Math.PI / 180 * this.lat);
return o.latLngBounds([this.lat - e, this.lng - i], [this.lat + e, this.lng + i])
},
clone: function() {
return new o.LatLng(this.lat,this.lng,this.alt)
}
},
o.latLng = function(t, e, n) {
return t instanceof o.LatLng ? t : o.Util.isArray(t) && "object" != typeof t[0] ? 3 === t.length ? new o.LatLng(t[0],t[1],t[2]) : 2 === t.length ? new o.LatLng(t[0],t[1]) : null : t === i || null === t ? t : "object" == typeof t && "lat"in t ? new o.LatLng(t.lat,"lng"in t ? t.lng : t.lon,t.alt) : e === i ? null : new o.LatLng(t,e,n)
}
,
o.LatLngBounds = function(t, e) {
if (t)
for (var i = e ? [t, e] : t, n = 0, o = i.length; n < o; n++)
this.extend(i[n])
}
,
o.LatLngBounds.prototype = {
extend: function(t) {
var e, i, n = this._southWest, s = this._northEast;
if (t instanceof o.LatLng)
e = t,
i = t;
else {
if (!(t instanceof o.LatLngBounds))
return t ? this.extend(o.latLng(t) || o.latLngBounds(t)) : this;
if (e = t._southWest,
i = t._northEast,
!e || !i)
return this
}
return n || s ? (n.lat = Math.min(e.lat, n.lat),
n.lng = Math.min(e.lng, n.lng),
s.lat = Math.max(i.lat, s.lat),
s.lng = Math.max(i.lng, s.lng)) : (this._southWest = new o.LatLng(e.lat,e.lng),
this._northEast = new o.LatLng(i.lat,i.lng)),
this
},
pad: function(t) {
var e = this._southWest
, i = this._northEast
, n = Math.abs(e.lat - i.lat) * t
, s = Math.abs(e.lng - i.lng) * t;
return new o.LatLngBounds(new o.LatLng(e.lat - n,e.lng - s),new o.LatLng(i.lat + n,i.lng + s))
},
getCenter: function() {
return new o.LatLng((this._southWest.lat + this._northEast.lat) / 2,(this._southWest.lng + this._northEast.lng) / 2)
},
getSouthWest: function() {
return this._southWest
},
getNorthEast: function() {
return this._northEast
},
getNorthWest: function() {
return new o.LatLng(this.getNorth(),this.getWest())
},
getSouthEast: function() {
return new o.LatLng(this.getSouth(),this.getEast())
},
getWest: function() {
return this._southWest.lng
},
getSouth: function() {
return this._southWest.lat
},
getEast: function() {
return this._northEast.lng
},
getNorth: function() {
return this._northEast.lat
},
contains: function(t) {
t = "number" == typeof t[0] || t instanceof o.LatLng || "lat"in t ? o.latLng(t) : o.latLngBounds(t);
var e, i, n = this._southWest, s = this._northEast;
return t instanceof o.LatLngBounds ? (e = t.getSouthWest(),
i = t.getNorthEast()) : e = i = t,
e.lat >= n.lat && i.lat <= s.lat && e.lng >= n.lng && i.lng <= s.lng
},
intersects: function(t) {
t = o.latLngBounds(t);
var e = this._southWest
, i = this._northEast
, n = t.getSouthWest()
, s = t.getNorthEast()
, r = s.lat >= e.lat && n.lat <= i.lat
, a = s.lng >= e.lng && n.lng <= i.lng;
return r && a
},
overlaps: function(t) {
t = o.latLngBounds(t);
var e = this._southWest
, i = this._northEast
, n = t.getSouthWest()
, s = t.getNorthEast()
, r = s.lat > e.lat && n.lat < i.lat
, a = s.lng > e.lng && n.lng < i.lng;
return r && a
},
toBBoxString: function() {
return [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(",")
},
equals: function(t) {
return !!t && (t = o.latLngBounds(t),
this._southWest.equals(t.getSouthWest()) && this._northEast.equals(t.getNorthEast()))
},
isValid: function() {
return !(!this._southWest || !this._northEast)
}
},
o.latLngBounds = function(t, e) {
return t instanceof o.LatLngBounds ? t : new o.LatLngBounds(t,e)
}
,
o.Projection = {},
o.Projection.LonLat = {
project: function(t) {
return new o.Point(t.lng,t.lat)
},
unproject: function(t) {
return new o.LatLng(t.y,t.x)
},
bounds: o.bounds([-180, -90], [180, 90])
},
o.Projection.SphericalMercator = {
R: 6378137,
MAX_LATITUDE: 85.0511287798,
project: function(t) {
var e = Math.PI / 180
, i = this.MAX_LATITUDE
, n = Math.max(Math.min(i, t.lat), -i)
, s = Math.sin(n * e);
return new o.Point(this.R * t.lng * e,this.R * Math.log((1 + s) / (1 - s)) / 2)
},
unproject: function(t) {
var e = 180 / Math.PI;
return new o.LatLng((2 * Math.atan(Math.exp(t.y / this.R)) - Math.PI / 2) * e,t.x * e / this.R)
},
bounds: function() {
var t = 6378137 * Math.PI;
return o.bounds([-t, -t], [t, t])
}()
},
o.CRS = {
latLngToPoint: function(t, e) {
var i = this.projection.project(t)
, n = this.scale(e);
return this.transformation._transform(i, n)
},
pointToLatLng: function(t, e) {
var i = this.scale(e)
, n = this.transformation.untransform(t, i);
return this.projection.unproject(n)
},
project: function(t) {
return this.projection.project(t)
},
unproject: function(t) {
return this.projection.unproject(t)
},
scale: function(t) {
return 256 * Math.pow(2, t)
},
zoom: function(t) {
return Math.log(t / 256) / Math.LN2
},
getProjectedBounds: function(t) {
if (this.infinite)
return null;
var e = this.projection.bounds
, i = this.scale(t)
, n = this.transformation.transform(e.min, i)
, s = this.transformation.transform(e.max, i);
return o.bounds(n, s)
},
infinite: !1,
wrapLatLng: function(t) {
var e = this.wrapLng ? o.Util.wrapNum(t.lng, this.wrapLng, !0) : t.lng
, i = this.wrapLat ? o.Util.wrapNum(t.lat, this.wrapLat, !0) : t.lat
, n = t.alt;
return o.latLng(i, e, n)
},
wrapLatLngBounds: function(t) {
var e = t.getCenter()
, i = this.wrapLatLng(e)
, n = e.lat - i.lat
, s = e.lng - i.lng;
if (0 === n && 0 === s)
return t;
var r = t.getSouthWest()
, a = t.getNorthEast()
, h = o.latLng({
lat: r.lat - n,
lng: r.lng - s
})
, l = o.latLng({
lat: a.lat - n,
lng: a.lng - s
});
return new o.LatLngBounds(h,l)
}
},
o.CRS.Simple = o.extend({}, o.CRS, {
projection: o.Projection.LonLat,
transformation: new o.Transformation(1,0,-1,0),
scale: function(t) {
return Math.pow(2, t)
},
zoom: function(t) {
return Math.log(t) / Math.LN2
},
distance: function(t, e) {
var i = e.lng - t.lng
, n = e.lat - t.lat;
return Math.sqrt(i * i + n * n)
},
infinite: !0
}),
o.CRS.Earth = o.extend({}, o.CRS, {
wrapLng: [-180, 180],
R: 6371e3,
distance: function(t, e) {
var i = Math.PI / 180
, n = t.lat * i
, o = e.lat * i
, s = Math.sin(n) * Math.sin(o) + Math.cos(n) * Math.cos(o) * Math.cos((e.lng - t.lng) * i);
return this.R * Math.acos(Math.min(s, 1))
}
}),
o.CRS.EPSG3857 = o.extend({}, o.CRS.Earth, {
code: "EPSG:3857",
projection: o.Projection.SphericalMercator,
transformation: function() {
var t = .5 / (Math.PI * o.Projection.SphericalMercator.R);
return new o.Transformation(t,.5,-t,.5)
}()
}),
o.CRS.EPSG900913 = o.extend({}, o.CRS.EPSG3857, {
code: "EPSG:900913"
}),
o.CRS.EPSG4326 = o.extend({}, o.CRS.Earth, {
code: "EPSG:4326",
projection: o.Projection.LonLat,
transformation: new o.Transformation(1 / 180,1,-1 / 180,.5)
}),
o.Map = o.Evented.extend({
options: {
crs: o.CRS.EPSG3857,
center: i,
zoom: i,
minZoom: i,
maxZoom: i,
layers: [],
maxBounds: i,
renderer: i,
zoomAnimation: !0,
zoomAnimationThreshold: 4,
fadeAnimation: !0,
markerZoomAnimation: !0,
transform3DLimit: 8388608,
zoomSnap: 1,
zoomDelta: 1,
trackResize: !0
},
initialize: function(t, e) {
e = o.setOptions(this, e),
this._initContainer(t),
this._initLayout(),
this._onResize = o.bind(this._onResize, this),
this._initEvents(),
e.maxBounds && this.setMaxBounds(e.maxBounds),
e.zoom !== i && (this._zoom = this._limitZoom(e.zoom)),
e.center && e.zoom !== i && this.setView(o.latLng(e.center), e.zoom, {
reset: !0
}),
this._handlers = [],
this._layers = {},
this._zoomBoundLayers = {},
this._sizeChanged = !0,
this.callInitHooks(),
this._zoomAnimated = o.DomUtil.TRANSITION && o.Browser.any3d && !o.Browser.mobileOpera && this.options.zoomAnimation,
this._zoomAnimated && (this._createAnimProxy(),
o.DomEvent.on(this._proxy, o.DomUtil.TRANSITION_END, this._catchTransitionEnd, this)),
this._addLayers(this.options.layers)
},
setView: function(t, e, n) {
if (e = e === i ? this._zoom : this._limitZoom(e),
t = this._limitCenter(o.latLng(t), e, this.options.maxBounds),
n = n || {},
this._stop(),
this._loaded && !n.reset && n !== !0) {
n.animate !== i && (n.zoom = o.extend({
animate: n.animate
}, n.zoom),
n.pan = o.extend({
animate: n.animate,
duration: n.duration
}, n.pan));
var s = this._zoom !== e ? this._tryAnimatedZoom && this._tryAnimatedZoom(t, e, n.zoom) : this._tryAnimatedPan(t, n.pan);
if (s)
return clearTimeout(this._sizeTimer),
this
}
return this._resetView(t, e),
this
},
setZoom: function(t, e) {
return this._loaded ? this.setView(this.getCenter(), t, {
zoom: e
}) : (this._zoom = t,
this)
},
zoomIn: function(t, e) {
return t = t || (o.Browser.any3d ? this.options.zoomDelta : 1),
this.setZoom(this._zoom + t, e)
},
zoomOut: function(t, e) {
return t = t || (o.Browser.any3d ? this.options.zoomDelta : 1),
this.setZoom(this._zoom - t, e)
},
setZoomAround: function(t, e, i) {
var n = this.getZoomScale(e)
, s = this.getSize().divideBy(2)
, r = t instanceof o.Point ? t : this.latLngToContainerPoint(t)
, a = r.subtract(s).multiplyBy(1 - 1 / n)
, h = this.containerPointToLatLng(s.add(a));
return this.setView(h, e, {
zoom: i
})
},
_getBoundsCenterZoom: function(t, e) {
e = e || {},
t = t.getBounds ? t.getBounds() : o.latLngBounds(t);
var i = o.point(e.paddingTopLeft || e.padding || [0, 0])
, n = o.point(e.paddingBottomRight || e.padding || [0, 0])
, s = this.getBoundsZoom(t, !1, i.add(n));
s = "number" == typeof e.maxZoom ? Math.min(e.maxZoom, s) : s;
var r = n.subtract(i).divideBy(2)
, a = this.project(t.getSouthWest(), s)
, h = this.project(t.getNorthEast(), s)
, l = this.unproject(a.add(h).divideBy(2).add(r), s);
return {
center: l,
zoom: s
}
},
fitBounds: function(t, e) {
if (t = o.latLngBounds(t),
!t.isValid())
throw new Error("Bounds are not valid.");
var i = this._getBoundsCenterZoom(t, e);
return this.setView(i.center, i.zoom, e)
},
fitWorld: function(t) {
return this.fitBounds([[-90, -180], [90, 180]], t)
},
panTo: function(t, e) {
return this.setView(t, this._zoom, {
pan: e
})
},
panBy: function(t, e) {
if (t = o.point(t).round(),
e = e || {},
!t.x && !t.y)
return this.fire("moveend");
if (e.animate !== !0 && !this.getSize().contains(t))
return this._resetView(this.unproject(this.project(this.getCenter()).add(t)), this.getZoom()),
this;
if (this._panAnim || (this._panAnim = new o.PosAnimation,
this._panAnim.on({
step: this._onPanTransitionStep,
end: this._onPanTransitionEnd
}, this)),
e.noMoveStart || this.fire("movestart"),
e.animate !== !1) {
o.DomUtil.addClass(this._mapPane, "leaflet-pan-anim");
var i = this._getMapPanePos().subtract(t).round();
this._panAnim.run(this._mapPane, i, e.duration || .25, e.easeLinearity)
} else
this._rawPanBy(t),
this.fire("move").fire("moveend");
return this
},
flyTo: function(t, e, n) {
function s(t) {
var e = t ? -1 : 1
, i = t ? v : g
, n = v * v - g * g + e * L * L * y * y
, o = 2 * i * L * y
, s = n / o
, r = Math.sqrt(s * s + 1) - s
, a = r < 1e-9 ? -18 : Math.log(r);
return a
}
function r(t) {
return (Math.exp(t) - Math.exp(-t)) / 2
}
function a(t) {
return (Math.exp(t) + Math.exp(-t)) / 2
}
function h(t) {
return r(t) / a(t)
}
function l(t) {
return g * (a(x) / a(x + P * t))
}
function u(t) {
return g * (a(x) * h(x + P * t) - r(x)) / L
}
function c(t) {
return 1 - Math.pow(1 - t, 1.5)
}
function d() {
var i = (Date.now() - w) / T
, n = c(i) * b;
i <= 1 ? (this._flyToFrame = o.Util.requestAnimFrame(d, this),
this._move(this.unproject(_.add(m.subtract(_).multiplyBy(u(n) / y)), f), this.getScaleZoom(g / l(n), f), {
flyTo: !0
})) : this._move(t, e)._moveEnd(!0)
}
if (n = n || {},
n.animate === !1 || !o.Browser.any3d)
return this.setView(t, e, n);
this._stop();
var _ = this.project(this.getCenter())
, m = this.project(t)
, p = this.getSize()
, f = this._zoom;
t = o.latLng(t),
e = e === i ? f : e;
var g = Math.max(p.x, p.y)
, v = g * this.getZoomScale(f, e)
, y = m.distanceTo(_) || 1
, P = 1.42
, L = P * P
, x = s(0)
, w = Date.now()
, b = (s(1) - x) / P
, T = n.duration ? 1e3 * n.duration : 1e3 * b * .8;
return this._moveStart(!0),
d.call(this),
this
},
flyToBounds: function(t, e) {
var i = this._getBoundsCenterZoom(t, e);
return this.flyTo(i.center, i.zoom, e)
},
setMaxBounds: function(t) {
return t = o.latLngBounds(t),
t.isValid() ? (this.options.maxBounds && this.off("moveend", this._panInsideMaxBounds),
this.options.maxBounds = t,
this._loaded && this._panInsideMaxBounds(),
this.on("moveend", this._panInsideMaxBounds)) : (this.options.maxBounds = null,
this.off("moveend", this._panInsideMaxBounds))
},
setMinZoom: function(t) {
return this.options.minZoom = t,
this._loaded && this.getZoom() < this.options.minZoom ? this.setZoom(t) : this
},
setMaxZoom: function(t) {
return this.options.maxZoom = t,
this._loaded && this.getZoom() > this.options.maxZoom ? this.setZoom(t) : this
},
panInsideBounds: function(t, e) {
this._enforcingBounds = !0;
var i = this.getCenter()
, n = this._limitCenter(i, this._zoom, o.latLngBounds(t));
return i.equals(n) || this.panTo(n, e),
this._enforcingBounds = !1,
this
},
invalidateSize: function(t) {
if (!this._loaded)
return this;
t = o.extend({
animate: !1,
pan: !0
}, t === !0 ? {
animate: !0
} : t);
var e = this.getSize();
this._sizeChanged = !0,
this._lastCenter = null;
var i = this.getSize()
, n = e.divideBy(2).round()
, s = i.divideBy(2).round()
, r = n.subtract(s);
return r.x || r.y ? (t.animate && t.pan ? this.panBy(r) : (t.pan && this._rawPanBy(r),
this.fire("move"),
t.debounceMoveend ? (clearTimeout(this._sizeTimer),
this._sizeTimer = setTimeout(o.bind(this.fire, this, "moveend"), 200)) : this.fire("moveend")),
this.fire("resize", {
oldSize: e,
newSize: i
})) : this
},
stop: function() {
return this.setZoom(this._limitZoom(this._zoom)),
this.options.zoomSnap || this.fire("viewreset"),
this._stop()
},
locate: function(t) {
if (t = this._locateOptions = o.extend({
timeout: 1e4,
watch: !1
}, t),
!("geolocation"in navigator))
return this._handleGeolocationError({
code: 0,
message: "Geolocation not supported."
}),
this;
var e = o.bind(this._handleGeolocationResponse, this)
, i = o.bind(this._handleGeolocationError, this);
return t.watch ? this._locationWatchId = navigator.geolocation.watchPosition(e, i, t) : navigator.geolocation.getCurrentPosition(e, i, t),
this
},
stopLocate: function() {
return navigator.geolocation && navigator.geolocation.clearWatch && navigator.geolocation.clearWatch(this._locationWatchId),
this._locateOptions && (this._locateOptions.setView = !1),
this
},
_handleGeolocationError: function(t) {
var e = t.code
, i = t.message || (1 === e ? "permission denied" : 2 === e ? "position unavailable" : "timeout");
this._locateOptions.setView && !this._loaded && this.fitWorld(),
this.fire("locationerror", {
code: e,
message: "Geolocation error: " + i + "."
})
},
_handleGeolocationResponse: function(t) {
var e = t.coords.latitude
, i = t.coords.longitude
, n = new o.LatLng(e,i)
, s = n.toBounds(t.coords.accuracy)
, r = this._locateOptions;
if (r.setView) {
var a = this.getBoundsZoom(s);
this.setView(n, r.maxZoom ? Math.min(a, r.maxZoom) : a)
}
var h = {
latlng: n,
bounds: s,
timestamp: t.timestamp
};
for (var l in t.coords)
"number" == typeof t.coords[l] && (h[l] = t.coords[l]);
this.fire("locationfound", h)
},
addHandler: function(t, e) {
if (!e)
return this;
var i = this[t] = new e(this);
return this._handlers.push(i),
this.options[t] && i.enable(),
this
},
remove: function() {
if (this._initEvents(!0),
this._containerId !== this._container._leaflet_id)
throw new Error("Map container is being reused by another instance");
try {
delete this._container._leaflet_id,
delete this._containerId
} catch (t) {
this._container._leaflet_id = i,
this._containerId = i
}
o.DomUtil.remove(this._mapPane),
this._clearControlPos && this._clearControlPos(),
this._clearHandlers(),
this._loaded && this.fire("unload");
for (var t in this._layers)
this._layers[t].remove();
return this
},
createPane: function(t, e) {
var i = "leaflet-pane" + (t ? " leaflet-" + t.replace("Pane", "") + "-pane" : "")
, n = o.DomUtil.create("div", i, e || this._mapPane);
return t && (this._panes[t] = n),
n
},
getCenter: function() {
return this._checkIfLoaded(),
this._lastCenter && !this._moved() ? this._lastCenter : this.layerPointToLatLng(this._getCenterLayerPoint())
},
getZoom: function() {
return this._zoom
},
getBounds: function() {
var t = this.getPixelBounds()
, e = this.unproject(t.getBottomLeft())
, i = this.unproject(t.getTopRight());
return new o.LatLngBounds(e,i)
},
getMinZoom: function() {
return this.options.minZoom === i ? this._layersMinZoom || 0 : this.options.minZoom
},
getMaxZoom: function() {
return this.options.maxZoom === i ? this._layersMaxZoom === i ? 1 / 0 : this._layersMaxZoom : this.options.maxZoom
},
getBoundsZoom: function(t, e, i) {
t = o.latLngBounds(t),
i = o.point(i || [0, 0]);
var n = this.getZoom() || 0
, s = this.getMinZoom()
, r = this.getMaxZoom()
, a = t.getNorthWest()
, h = t.getSouthEast()
, l = this.getSize().subtract(i)
, u = o.bounds(this.project(h, n), this.project(a, n)).getSize()
, c = o.Browser.any3d ? this.options.zoomSnap : 1
, d = Math.min(l.x / u.x, l.y / u.y);
return n = this.getScaleZoom(d, n),
c && (n = Math.round(n / (c / 100)) * (c / 100),
n = e ? Math.ceil(n / c) * c : Math.floor(n / c) * c),
Math.max(s, Math.min(r, n))
},
getSize: function() {
return this._size && !this._sizeChanged || (this._size = new o.Point(this._container.clientWidth || 0,this._container.clientHeight || 0),
this._sizeChanged = !1),
this._size.clone()
},
getPixelBounds: function(t, e) {
var i = this._getTopLeftPoint(t, e);
return new o.Bounds(i,i.add(this.getSize()))
},
getPixelOrigin: function() {
return this._checkIfLoaded(),
this._pixelOrigin
},
getPixelWorldBounds: function(t) {
return this.options.crs.getProjectedBounds(t === i ? this.getZoom() : t)
},
getPane: function(t) {
return "string" == typeof t ? this._panes[t] : t
},
getPanes: function() {
return this._panes
},
getContainer: function() {
return this._container
},
getZoomScale: function(t, e) {
var n = this.options.crs;
return e = e === i ? this._zoom : e,
n.scale(t) / n.scale(e)
},
getScaleZoom: function(t, e) {
var n = this.options.crs;
e = e === i ? this._zoom : e;
var o = n.zoom(t * n.scale(e));
return isNaN(o) ? 1 / 0 : o
},
project: function(t, e) {
return e = e === i ? this._zoom : e,
this.options.crs.latLngToPoint(o.latLng(t), e)
},
unproject: function(t, e) {
return e = e === i ? this._zoom : e,
this.options.crs.pointToLatLng(o.point(t), e)
},
layerPointToLatLng: function(t) {
var e = o.point(t).add(this.getPixelOrigin());
return this.unproject(e)
},
latLngToLayerPoint: function(t) {
var e = this.project(o.latLng(t))._round();
return e._subtract(this.getPixelOrigin())
},
wrapLatLng: function(t) {
return this.options.crs.wrapLatLng(o.latLng(t))
},
wrapLatLngBounds: function(t) {
return this.options.crs.wrapLatLngBounds(o.latLngBounds(t))
},
distance: function(t, e) {
return this.options.crs.distance(o.latLng(t), o.latLng(e))
},
containerPointToLayerPoint: function(t) {
return o.point(t).subtract(this._getMapPanePos())
},
layerPointToContainerPoint: function(t) {
return o.point(t).add(this._getMapPanePos())
},
containerPointToLatLng: function(t) {
var e = this.containerPointToLayerPoint(o.point(t));
return this.layerPointToLatLng(e)
},
latLngToContainerPoint: function(t) {
return this.layerPointToContainerPoint(this.latLngToLayerPoint(o.latLng(t)))
},
mouseEventToContainerPoint: function(t) {
return o.DomEvent.getMousePosition(t, this._container)
},
mouseEventToLayerPoint: function(t) {
return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(t))
},
mouseEventToLatLng: function(t) {
return this.layerPointToLatLng(this.mouseEventToLayerPoint(t))
},
_initContainer: function(t) {
var e = this._container = o.DomUtil.get(t);
if (!e)
throw new Error("Map container not found.");
if (e._leaflet_id)
throw new Error("Map container is already initialized.");
o.DomEvent.addListener(e, "scroll", this._onScroll, this),
this._containerId = o.Util.stamp(e)
},
_initLayout: function() {
var t = this._container;
this._fadeAnimated = this.options.fadeAnimation && o.Browser.any3d,
o.DomUtil.addClass(t, "leaflet-container" + (o.Browser.touch ? " leaflet-touch" : "") + (o.Browser.retina ? " leaflet-retina" : "") + (o.Browser.ielt9 ? " leaflet-oldie" : "") + (o.Browser.safari ? " leaflet-safari" : "") + (this._fadeAnimated ? " leaflet-fade-anim" : ""));
var e = o.DomUtil.getStyle(t, "position");
"absolute" !== e && "relative" !== e && "fixed" !== e && (t.style.position = "relative"),
this._initPanes(),
this._initControlPos && this._initControlPos()
},
_initPanes: function() {
var t = this._panes = {};
this._paneRenderers = {},
this._mapPane = this.createPane("mapPane", this._container),
o.DomUtil.setPosition(this._mapPane, new o.Point(0,0)),
this.createPane("tilePane"),
this.createPane("shadowPane"),
this.createPane("overlayPane"),
this.createPane("markerPane"),
this.createPane("tooltipPane"),
this.createPane("popupPane"),
this.options.markerZoomAnimation || (o.DomUtil.addClass(t.markerPane, "leaflet-zoom-hide"),
o.DomUtil.addClass(t.shadowPane, "leaflet-zoom-hide"))
},
_resetView: function(t, e) {
o.DomUtil.setPosition(this._mapPane, new o.Point(0,0));
var i = !this._loaded;
this._loaded = !0,
e = this._limitZoom(e),
this.fire("viewprereset");
var n = this._zoom !== e;
this._moveStart(n)._move(t, e)._moveEnd(n),
this.fire("viewreset"),
i && this.fire("load")
},
_moveStart: function(t) {
return t && this.fire("zoomstart"),
this.fire("movestart")
},
_move: function(t, e, n) {
e === i && (e = this._zoom);
var o = this._zoom !== e;
return this._zoom = e,
this._lastCenter = t,
this._pixelOrigin = this._getNewPixelOrigin(t),
(o || n && n.pinch) && this.fire("zoom", n),
this.fire("move", n)
},
_moveEnd: function(t) {
return t && this.fire("zoomend"),
this.fire("moveend")
},
_stop: function() {
return o.Util.cancelAnimFrame(this._flyToFrame),
this._panAnim && this._panAnim.stop(),
this
},
_rawPanBy: function(t) {
o.DomUtil.setPosition(this._mapPane, this._getMapPanePos().subtract(t))
},
_getZoomSpan: function() {
return this.getMaxZoom() - this.getMinZoom()
},
_panInsideMaxBounds: function() {
this._enforcingBounds || this.panInsideBounds(this.options.maxBounds)
},
_checkIfLoaded: function() {
if (!this._loaded)
throw new Error("Set map center and zoom first.")
},
_initEvents: function(e) {
if (o.DomEvent) {
this._targets = {},
this._targets[o.stamp(this._container)] = this;
var i = e ? "off" : "on";
o.DomEvent[i](this._container, "click dblclick mousedown mouseup mouseover mouseout mousemove contextmenu keypress", this._handleDOMEvent, this),
this.options.trackResize && o.DomEvent[i](t, "resize", this._onResize, this),
o.Browser.any3d && this.options.transform3DLimit && this[i]("moveend", this._onMoveEnd)
}
},
_onResize: function() {
o.Util.cancelAnimFrame(this._resizeRequest),
this._resizeRequest = o.Util.requestAnimFrame(function() {
this.invalidateSize({
debounceMoveend: !0
})
}, this)
},
_onScroll: function() {
this._container.scrollTop = 0,
this._container.scrollLeft = 0
},
_onMoveEnd: function() {
var t = this._getMapPanePos();
Math.max(Math.abs(t.x), Math.abs(t.y)) >= this.options.transform3DLimit && this._resetView(this.getCenter(), this.getZoom())
},
_findEventTargets: function(t, e) {
for (var i, n = [], s = "mouseout" === e || "mouseover" === e, r = t.target || t.srcElement, a = !1; r; ) {
if (i = this._targets[o.stamp(r)],
i && ("click" === e || "preclick" === e) && !t._simulated && this._draggableMoved(i)) {
a = !0;
break
}
if (i && i.listens(e, !0)) {
if (s && !o.DomEvent._isExternalTarget(r, t))
break;
if (n.push(i),
s)
break
}
if (r === this._container)
break;
r = r.parentNode
}
return n.length || a || s || !o.DomEvent._isExternalTarget(r, t) || (n = [this]),
n
},
_handleDOMEvent: function(t) {
if (this._loaded && !o.DomEvent._skipped(t)) {
var e = "keypress" === t.type && 13 === t.keyCode ? "click" : t.type;
"mousedown" === e && o.DomUtil.preventOutline(t.target || t.srcElement),
this._fireDOMEvent(t, e)
}
},
_fireDOMEvent: function(t, e, i) {
if ("click" === t.type) {
var n = o.Util.extend({}, t);
n.type = "preclick",
this._fireDOMEvent(n, n.type, i)
}
if (!t._stopped && (i = (i || []).concat(this._findEventTargets(t, e)),
i.length)) {
var s = i[0];
"contextmenu" === e && s.listens(e, !0) && o.DomEvent.preventDefault(t);
var r = {
originalEvent: t
};
if ("keypress" !== t.type) {
var a = s instanceof o.Marker;
r.containerPoint = a ? this.latLngToContainerPoint(s.getLatLng()) : this.mouseEventToContainerPoint(t),
r.layerPoint = this.containerPointToLayerPoint(r.containerPoint),
r.latlng = a ? s.getLatLng() : this.layerPointToLatLng(r.layerPoint)
}
for (var h = 0; h < i.length; h++)
if (i[h].fire(e, r, !0),
r.originalEvent._stopped || i[h].options.nonBubblingEvents && o.Util.indexOf(i[h].options.nonBubblingEvents, e) !== -1)
return
}
},
_draggableMoved: function(t) {
return t = t.dragging && t.dragging.enabled() ? t : this,
t.dragging && t.dragging.moved() || this.boxZoom && this.boxZoom.moved()
},
_clearHandlers: function() {
for (var t = 0, e = this._handlers.length; t < e; t++)
this._handlers[t].disable()
},
whenReady: function(t, e) {
return this._loaded ? t.call(e || this, {
target: this
}) : this.on("load", t, e),
this
},
_getMapPanePos: function() {
return o.DomUtil.getPosition(this._mapPane) || new o.Point(0,0)
},
_moved: function() {
var t = this._getMapPanePos();
return t && !t.equals([0, 0])
},
_getTopLeftPoint: function(t, e) {
var n = t && e !== i ? this._getNewPixelOrigin(t, e) : this.getPixelOrigin();
return n.subtract(this._getMapPanePos())
},
_getNewPixelOrigin: function(t, e) {
var i = this.getSize()._divideBy(2);
return this.project(t, e)._subtract(i)._add(this._getMapPanePos())._round()
},
_latLngToNewLayerPoint: function(t, e, i) {
var n = this._getNewPixelOrigin(i, e);
return this.project(t, e)._subtract(n)
},
_latLngBoundsToNewLayerBounds: function(t, e, i) {
var n = this._getNewPixelOrigin(i, e);
return o.bounds([this.project(t.getSouthWest(), e)._subtract(n), this.project(t.getNorthWest(), e)._subtract(n), this.project(t.getSouthEast(), e)._subtract(n), this.project(t.getNorthEast(), e)._subtract(n)])
},
_getCenterLayerPoint: function() {
return this.containerPointToLayerPoint(this.getSize()._divideBy(2))
},
_getCenterOffset: function(t) {
return this.latLngToLayerPoint(t).subtract(this._getCenterLayerPoint())
},
_limitCenter: function(t, e, i) {
if (!i)
return t;
var n = this.project(t, e)
, s = this.getSize().divideBy(2)
, r = new o.Bounds(n.subtract(s),n.add(s))
, a = this._getBoundsOffset(r, i, e);
return a.round().equals([0, 0]) ? t : this.unproject(n.add(a), e)
},
_limitOffset: function(t, e) {
if (!e)
return t;
var i = this.getPixelBounds()
, n = new o.Bounds(i.min.add(t),i.max.add(t));
return t.add(this._getBoundsOffset(n, e))
},
_getBoundsOffset: function(t, e, i) {
var n = o.bounds(this.project(e.getNorthEast(), i), this.project(e.getSouthWest(), i))
, s = n.min.subtract(t.min)
, r = n.max.subtract(t.max)
, a = this._rebound(s.x, -r.x)
, h = this._rebound(s.y, -r.y);
return new o.Point(a,h)
},
_rebound: function(t, e) {
return t + e > 0 ? Math.round(t - e) / 2 : Math.max(0, Math.ceil(t)) - Math.max(0, Math.floor(e))
},
_limitZoom: function(t) {
var e = this.getMinZoom()
, i = this.getMaxZoom()
, n = o.Browser.any3d ? this.options.zoomSnap : 1;
return n && (t = Math.round(t / n) * n),
Math.max(e, Math.min(i, t))
},
_onPanTransitionStep: function() {
this.fire("move")
},
_onPanTransitionEnd: function() {
o.DomUtil.removeClass(this._mapPane, "leaflet-pan-anim"),
this.fire("moveend")
},
_tryAnimatedPan: function(t, e) {
var i = this._getCenterOffset(t)._floor();
return !((e && e.animate) !== !0 && !this.getSize().contains(i)) && (this.panBy(i, e),
!0)
},
_createAnimProxy: function() {
var t = this._proxy = o.DomUtil.create("div", "leaflet-proxy leaflet-zoom-animated");
this._panes.mapPane.appendChild(t),
this.on("zoomanim", function(e) {
var i = o.DomUtil.TRANSFORM
, n = t.style[i];
o.DomUtil.setTransform(t, this.project(e.center, e.zoom), this.getZoomScale(e.zoom, 1)),
n === t.style[i] && this._animatingZoom && this._onZoomTransitionEnd()
}, this),
this.on("load moveend", function() {
var e = this.getCenter()
, i = this.getZoom();
o.DomUtil.setTransform(t, this.project(e, i), this.getZoomScale(i, 1))
}, this)
},
_catchTransitionEnd: function(t) {
this._animatingZoom && t.propertyName.indexOf("transform") >= 0 && this._onZoomTransitionEnd()
},
_nothingToAnimate: function() {
return !this._container.getElementsByClassName("leaflet-zoom-animated").length
},
_tryAnimatedZoom: function(t, e, i) {
if (this._animatingZoom)
return !0;
if (i = i || {},
!this._zoomAnimated || i.animate === !1 || this._nothingToAnimate() || Math.abs(e - this._zoom) > this.options.zoomAnimationThreshold)
return !1;
var n = this.getZoomScale(e)
, s = this._getCenterOffset(t)._divideBy(1 - 1 / n);
return !(i.animate !== !0 && !this.getSize().contains(s)) && (o.Util.requestAnimFrame(function() {
this._moveStart(!0)._animateZoom(t, e, !0)
}, this),
!0)
},
_animateZoom: function(t, e, i, n) {
i && (this._animatingZoom = !0,
this._animateToCenter = t,
this._animateToZoom = e,
o.DomUtil.addClass(this._mapPane, "leaflet-zoom-anim")),
this.fire("zoomanim", {
center: t,
zoom: e,
noUpdate: n
}),
setTimeout(o.bind(this._onZoomTransitionEnd, this), 250)
},
_onZoomTransitionEnd: function() {
this._animatingZoom && (o.DomUtil.removeClass(this._mapPane, "leaflet-zoom-anim"),
this._animatingZoom = !1,
this._move(this._animateToCenter, this._animateToZoom),
o.Util.requestAnimFrame(function() {
this._moveEnd(!0)
}, this))
}
}),
o.map = function(t, e) {
return new o.Map(t,e)
}
,
o.Layer = o.Evented.extend({
options: {
pane: "overlayPane",
nonBubblingEvents: [],
attribution: null
},
addTo: function(t) {
return t.addLayer(this),
this
},
remove: function() {
return this.removeFrom(this._map || this._mapToAdd)
},
removeFrom: function(t) {
return t && t.removeLayer(this),
this
},
getPane: function(t) {
return this._map.getPane(t ? this.options[t] || t : this.options.pane)
},
addInteractiveTarget: function(t) {
return this._map._targets[o.stamp(t)] = this,
this
},
removeInteractiveTarget: function(t) {
return delete this._map._targets[o.stamp(t)],
this
},
getAttribution: function() {
return this.options.attribution
},
_layerAdd: function(t) {
var e = t.target;
if (e.hasLayer(this)) {
if (this._map = e,
this._zoomAnimated = e._zoomAnimated,
this.getEvents) {
var i = this.getEvents();
e.on(i, this),
this.once("remove", function() {
e.off(i, this)
}, this)
}
this.onAdd(e),
this.getAttribution && e.attributionControl && e.attributionControl.addAttribution(this.getAttribution()),
this.fire("add"),
e.fire("layeradd", {
layer: this
})
}
}
}),
o.Map.include({
addLayer: function(t) {
var e = o.stamp(t);
return this._layers[e] ? this : (this._layers[e] = t,
t._mapToAdd = this,
t.beforeAdd && t.beforeAdd(this),
this.whenReady(t._layerAdd, t),
this)
},
removeLayer: function(t) {
var e = o.stamp(t);
return this._layers[e] ? (this._loaded && t.onRemove(this),
t.getAttribution && this.attributionControl && this.attributionControl.removeAttribution(t.getAttribution()),
delete this._layers[e],
this._loaded && (this.fire("layerremove", {
layer: t
}),
t.fire("remove")),
t._map = t._mapToAdd = null,
this) : this
},
hasLayer: function(t) {
return !!t && o.stamp(t)in this._layers
},
eachLayer: function(t, e) {
for (var i in this._layers)
t.call(e, this._layers[i]);
return this
},
_addLayers: function(t) {
t = t ? o.Util.isArray(t) ? t : [t] : [];
for (var e = 0, i = t.length; e < i; e++)
this.addLayer(t[e])
},
_addZoomLimit: function(t) {
!isNaN(t.options.maxZoom) && isNaN(t.options.minZoom) || (this._zoomBoundLayers[o.stamp(t)] = t,
this._updateZoomLevels())
},
_removeZoomLimit: function(t) {
var e = o.stamp(t);
this._zoomBoundLayers[e] && (delete this._zoomBoundLayers[e],
this._updateZoomLevels())
},
_updateZoomLevels: function() {
var t = 1 / 0
, e = -(1 / 0)
, n = this._getZoomSpan();
for (var o in this._zoomBoundLayers) {
var s = this._zoomBoundLayers[o].options;
t = s.minZoom === i ? t : Math.min(t, s.minZoom),
e = s.maxZoom === i ? e : Math.max(e, s.maxZoom)
}
this._layersMaxZoom = e === -(1 / 0) ? i : e,
this._layersMinZoom = t === 1 / 0 ? i : t,
n !== this._getZoomSpan() && this.fire("zoomlevelschange"),
this.options.maxZoom === i && this._layersMaxZoom && this.getZoom() > this._layersMaxZoom && this.setZoom(this._layersMaxZoom),
this.options.minZoom === i && this._layersMinZoom && this.getZoom() < this._layersMinZoom && this.setZoom(this._layersMinZoom)
}
});
var r = "_leaflet_events";
o.DomEvent = {
on: function(t, e, i, n) {
if ("object" == typeof e)
for (var s in e)
this._on(t, s, e[s], i);
else {
e = o.Util.splitWords(e);
for (var r = 0, a = e.length; r < a; r++)
this._on(t, e[r], i, n)
}
return this
},
off: function(t, e, i, n) {
if ("object" == typeof e)
for (var s in e)
this._off(t, s, e[s], i);
else {
e = o.Util.splitWords(e);
for (var r = 0, a = e.length; r < a; r++)
this._off(t, e[r], i, n)
}
return this
},
_on: function(e, i, n, s) {
var a = i + o.stamp(n) + (s ? "_" + o.stamp(s) : "");
if (e[r] && e[r][a])
return this;
var h = function(i) {
return n.call(s || e, i || t.event)
}
, l = h;
return o.Browser.pointer && 0 === i.indexOf("touch") ? this.addPointerListener(e, i, h, a) : !o.Browser.touch || "dblclick" !== i || !this.addDoubleTapListener || o.Browser.pointer && o.Browser.chrome ? "addEventListener"in e ? "mousewheel" === i ? e.addEventListener("onwheel"in e ? "wheel" : "mousewheel", h, !1) : "mouseenter" === i || "mouseleave" === i ? (h = function(i) {
i = i || t.event,
o.DomEvent._isExternalTarget(e, i) && l(i)
}
,
e.addEventListener("mouseenter" === i ? "mouseover" : "mouseout", h, !1)) : ("click" === i && o.Browser.android && (h = function(t) {
return o.DomEvent._filterClick(t, l)
}
),
e.addEventListener(i, h, !1)) : "attachEvent"in e && e.attachEvent("on" + i, h) : this.addDoubleTapListener(e, h, a),
e[r] = e[r] || {},
e[r][a] = h,
this
},
_off: function(t, e, i, n) {
var s = e + o.stamp(i) + (n ? "_" + o.stamp(n) : "")
, a = t[r] && t[r][s];
return a ? (o.Browser.pointer && 0 === e.indexOf("touch") ? this.removePointerListener(t, e, s) : o.Browser.touch && "dblclick" === e && this.removeDoubleTapListener ? this.removeDoubleTapListener(t, s) : "removeEventListener"in t ? "mousewheel" === e ? t.removeEventListener("onwheel"in t ? "wheel" : "mousewheel", a, !1) : t.removeEventListener("mouseenter" === e ? "mouseover" : "mouseleave" === e ? "mouseout" : e, a, !1) : "detachEvent"in t && t.detachEvent("on" + e, a),
t[r][s] = null,
this) : this
},
stopPropagation: function(t) {
return t.stopPropagation ? t.stopPropagation() : t.originalEvent ? t.originalEvent._stopped = !0 : t.cancelBubble = !0,
o.DomEvent._skipped(t),
this
},
disableScrollPropagation: function(t) {
return o.DomEvent.on(t, "mousewheel", o.DomEvent.stopPropagation)
},
disableClickPropagation: function(t) {
var e = o.DomEvent.stopPropagation;
return o.DomEvent.on(t, o.Draggable.START.join(" "), e),
o.DomEvent.on(t, {
click: o.DomEvent._fakeStop,
dblclick: e
})
},
preventDefault: function(t) {
return t.preventDefault ? t.preventDefault() : t.returnValue = !1,
this
},
stop: function(t) {
return o.DomEvent.preventDefault(t).stopPropagation(t)
},
getMousePosition: function(t, e) {
if (!e)
return new o.Point(t.clientX,t.clientY);
var i = e.getBoundingClientRect();
return new o.Point(t.clientX - i.left - e.clientLeft,t.clientY - i.top - e.clientTop)
},
_wheelPxFactor: o.Browser.win && o.Browser.chrome ? 2 : o.Browser.gecko ? t.devicePixelRatio : 1,
getWheelDelta: function(t) {
return o.Browser.edge ? t.wheelDeltaY / 2 : t.deltaY && 0 === t.deltaMode ? -t.deltaY / o.DomEvent._wheelPxFactor : t.deltaY && 1 === t.deltaMode ? 20 * -t.deltaY : t.deltaY && 2 === t.deltaMode ? 60 * -t.deltaY : t.deltaX || t.deltaZ ? 0 : t.wheelDelta ? (t.wheelDeltaY || t.wheelDelta) / 2 : t.detail && Math.abs(t.detail) < 32765 ? 20 * -t.detail : t.detail ? t.detail / -32765 * 60 : 0
},
_skipEvents: {},
_fakeStop: function(t) {
o.DomEvent._skipEvents[t.type] = !0
},
_skipped: function(t) {
var e = this._skipEvents[t.type];
return this._skipEvents[t.type] = !1,
e
},
_isExternalTarget: function(t, e) {
var i = e.relatedTarget;
if (!i)
return !0;
try {
for (; i && i !== t; )
i = i.parentNode
} catch (t) {
return !1
}
return i !== t
},
_filterClick: function(t, e) {
var i = t.timeStamp || t.originalEvent && t.originalEvent.timeStamp
, n = o.DomEvent._lastClick && i - o.DomEvent._lastClick;
return n && n > 100 && n < 500 || t.target._simulatedClick && !t._simulated ? void o.DomEvent.stop(t) : (o.DomEvent._lastClick = i,
void e(t))
}
},
o.DomEvent.addListener = o.DomEvent.on,
o.DomEvent.removeListener = o.DomEvent.off,
o.PosAnimation = o.Evented.extend({
run: function(t, e, i, n) {
this.stop(),
this._el = t,
this._inProgress = !0,
this._duration = i || .25,
this._easeOutPower = 1 / Math.max(n || .5, .2),
this._startPos = o.DomUtil.getPosition(t),
this._offset = e.subtract(this._startPos),
this._startTime = +new Date,
this.fire("start"),
this._animate()
},
stop: function() {
this._inProgress && (this._step(!0),
this._complete())
},
_animate: function() {
this._animId = o.Util.requestAnimFrame(this._animate, this),
this._step()
},
_step: function(t) {
var e = +new Date - this._startTime
, i = 1e3 * this._duration;
e < i ? this._runFrame(this._easeOut(e / i), t) : (this._runFrame(1),
this._complete())
},
_runFrame: function(t, e) {
var i = this._startPos.add(this._offset.multiplyBy(t));
e && i._round(),
o.DomUtil.setPosition(this._el, i),
this.fire("step")
},
_complete: function() {
o.Util.cancelAnimFrame(this._animId),
this._inProgress = !1,
this.fire("end")
},
_easeOut: function(t) {
return 1 - Math.pow(1 - t, this._easeOutPower)
}
}),
o.Projection.Mercator = {
R: 6378137,
R_MINOR: 6356752.314245179,
bounds: o.bounds([-20037508.34279, -15496570.73972], [20037508.34279, 18764656.23138]),
project: function(t) {
var e = Math.PI / 180
, i = this.R
, n = t.lat * e
, s = this.R_MINOR / i
, r = Math.sqrt(1 - s * s)
, a = r * Math.sin(n)
, h = Math.tan(Math.PI / 4 - n / 2) / Math.pow((1 - a) / (1 + a), r / 2);
return n = -i * Math.log(Math.max(h, 1e-10)),
new o.Point(t.lng * e * i,n)
},
unproject: function(t) {
for (var e, i = 180 / Math.PI, n = this.R, s = this.R_MINOR / n, r = Math.sqrt(1 - s * s), a = Math.exp(-t.y / n), h = Math.PI / 2 - 2 * Math.atan(a), l = 0, u = .1; l < 15 && Math.abs(u) > 1e-7; l++)
e = r * Math.sin(h),
e = Math.pow((1 - e) / (1 + e), r / 2),
u = Math.PI / 2 - 2 * Math.atan(a * e) - h,
h += u;
return new o.LatLng(h * i,t.x * i / n)
}
},
o.CRS.EPSG3395 = o.extend({}, o.CRS.Earth, {
code: "EPSG:3395",
projection: o.Projection.Mercator,
transformation: function() {
var t = .5 / (Math.PI * o.Projection.Mercator.R);
return new o.Transformation(t,.5,-t,.5)
}()
}),
o.GridLayer = o.Layer.extend({
options: {
tileSize: 256,
opacity: 1,
updateWhenIdle: o.Browser.mobile,
updateWhenZooming: !0,
updateInterval: 200,
zIndex: 1,
bounds: null,
minZoom: 0,
maxZoom: i,
noWrap: !1,
pane: "tilePane",
className: "",
keepBuffer: 2
},
initialize: function(t) {
o.setOptions(this, t)
},
onAdd: function() {
this._initContainer(),
this._levels = {},
this._tiles = {},
this._resetView(),
this._update()
},
beforeAdd: function(t) {
t._addZoomLimit(this)
},
onRemove: function(t) {
this._removeAllTiles(),
o.DomUtil.remove(this._container),
t._removeZoomLimit(this),
this._container = null,
this._tileZoom = null
},
bringToFront: function() {
return this._map && (o.DomUtil.toFront(this._container),
this._setAutoZIndex(Math.max)),
this
},
bringToBack: function() {
return this._map && (o.DomUtil.toBack(this._container),
this._setAutoZIndex(Math.min)),
this
},
getContainer: function() {
return this._container
},
setOpacity: function(t) {
return this.options.opacity = t,
this._updateOpacity(),
this
},
setZIndex: function(t) {
return this.options.zIndex = t,
this._updateZIndex(),
this
},
isLoading: function() {
return this._loading
},
redraw: function() {
return this._map && (this._removeAllTiles(),
this._update()),
this
},
getEvents: function() {
var t = {
viewprereset: this._invalidateAll,
viewreset: this._resetView,
zoom: this._resetView,
moveend: this._onMoveEnd
};
return this.options.updateWhenIdle || (this._onMove || (this._onMove = o.Util.throttle(this._onMoveEnd, this.options.updateInterval, this)),
t.move = this._onMove),
this._zoomAnimated && (t.zoomanim = this._animateZoom),
t
},
createTile: function() {
return e.createElement("div")
},
getTileSize: function() {
var t = this.options.tileSize;
return t instanceof o.Point ? t : new o.Point(t,t)
},
_updateZIndex: function() {
this._container && this.options.zIndex !== i && null !== this.options.zIndex && (this._container.style.zIndex = this.options.zIndex)
},
_setAutoZIndex: function(t) {
for (var e, i = this.getPane().children, n = -t(-(1 / 0), 1 / 0), o = 0, s = i.length; o < s; o++)
e = i[o].style.zIndex,
i[o] !== this._container && e && (n = t(n, +e));
isFinite(n) && (this.options.zIndex = n + t(-1, 1),
this._updateZIndex())
},
_updateOpacity: function() {
if (this._map && !o.Browser.ielt9) {
o.DomUtil.setOpacity(this._container, this.options.opacity);
var t = +new Date
, e = !1
, i = !1;
for (var n in this._tiles) {
var s = this._tiles[n];
if (s.current && s.loaded) {
var r = Math.min(1, (t - s.loaded) / 200);
o.DomUtil.setOpacity(s.el, r),
r < 1 ? e = !0 : (s.active && (i = !0),
s.active = !0)
}
}
i && !this._noPrune && this._pruneTiles(),
e && (o.Util.cancelAnimFrame(this._fadeFrame),
this._fadeFrame = o.Util.requestAnimFrame(this._updateOpacity, this))
}
},
_initContainer: function() {
this._container || (this._container = o.DomUtil.create("div", "leaflet-layer " + (this.options.className || "")),
this._updateZIndex(),
this.options.opacity < 1 && this._updateOpacity(),
this.getPane().appendChild(this._container))
},
_updateLevels: function() {
var t = this._tileZoom
, e = this.options.maxZoom;
if (t === i)
return i;
for (var n in this._levels)
this._levels[n].el.children.length || n === t ? this._levels[n].el.style.zIndex = e - Math.abs(t - n) : (o.DomUtil.remove(this._levels[n].el),
this._removeTilesAtZoom(n),
delete this._levels[n]);
var s = this._levels[t]
, r = this._map;
return s || (s = this._levels[t] = {},
s.el = o.DomUtil.create("div", "leaflet-tile-container leaflet-zoom-animated", this._container),
s.el.style.zIndex = e,
s.origin = r.project(r.unproject(r.getPixelOrigin()), t).round(),
s.zoom = t,
this._setZoomTransform(s, r.getCenter(), r.getZoom()),
o.Util.falseFn(s.el.offsetWidth)),
this._level = s,
s
},
_pruneTiles: function() {
if (this._map) {
var t, e, i = this._map.getZoom();
if (i > this.options.maxZoom || i < this.options.minZoom)
return void this._removeAllTiles();
for (t in this._tiles)
e = this._tiles[t],
e.retain = e.current;
for (t in this._tiles)
if (e = this._tiles[t],
e.current && !e.active) {
var n = e.coords;
this._retainParent(n.x, n.y, n.z, n.z - 5) || this._retainChildren(n.x, n.y, n.z, n.z + 2)
}
for (t in this._tiles)
this._tiles[t].retain || this._removeTile(t)
}
},
_removeTilesAtZoom: function(t) {
for (var e in this._tiles)
this._tiles[e].coords.z === t && this._removeTile(e)
},
_removeAllTiles: function() {
for (var t in this._tiles)
this._removeTile(t)
},
_invalidateAll: function() {
for (var t in this._levels)
o.DomUtil.remove(this._levels[t].el),
delete this._levels[t];
this._removeAllTiles(),
this._tileZoom = null
},
_retainParent: function(t, e, i, n) {
var s = Math.floor(t / 2)
, r = Math.floor(e / 2)
, a = i - 1
, h = new o.Point(+s,+r);
h.z = +a;
var l = this._tileCoordsToKey(h)
, u = this._tiles[l];
return u && u.active ? (u.retain = !0,
!0) : (u && u.loaded && (u.retain = !0),
a > n && this._retainParent(s, r, a, n))
},
_retainChildren: function(t, e, i, n) {
for (var s = 2 * t; s < 2 * t + 2; s++)
for (var r = 2 * e; r < 2 * e + 2; r++) {
var a = new o.Point(s,r);
a.z = i + 1;
var h = this._tileCoordsToKey(a)
, l = this._tiles[h];
l && l.active ? l.retain = !0 : (l && l.loaded && (l.retain = !0),
i + 1 < n && this._retainChildren(s, r, i + 1, n))
}
},
_resetView: function(t) {
var e = t && (t.pinch || t.flyTo);
this._setView(this._map.getCenter(), this._map.getZoom(), e, e)
},
_animateZoom: function(t) {
this._setView(t.center, t.zoom, !0, t.noUpdate)
},
_setView: function(t, e, n, o) {
var s = Math.round(e);
(this.options.maxZoom !== i && s > this.options.maxZoom || this.options.minZoom !== i && s < this.options.minZoom) && (s = i);
var r = this.options.updateWhenZooming && s !== this._tileZoom;
o && !r || (this._tileZoom = s,
this._abortLoading && this._abortLoading(),
this._updateLevels(),
this._resetGrid(),
s !== i && this._update(t),
n || this._pruneTiles(),
this._noPrune = !!n),
this._setZoomTransforms(t, e)
},
_setZoomTransforms: function(t, e) {
for (var i in this._levels)
this._setZoomTransform(this._levels[i], t, e)
},
_setZoomTransform: function(t, e, i) {
var n = this._map.getZoomScale(i, t.zoom)
, s = t.origin.multiplyBy(n).subtract(this._map._getNewPixelOrigin(e, i)).round();
o.Browser.any3d ? o.DomUtil.setTransform(t.el, s, n) : o.DomUtil.setPosition(t.el, s)
},
_resetGrid: function() {
var t = this._map
, e = t.options.crs
, i = this._tileSize = this.getTileSize()
, n = this._tileZoom
, o = this._map.getPixelWorldBounds(this._tileZoom);
o && (this._globalTileRange = this._pxBoundsToTileRange(o)),
this._wrapX = e.wrapLng && !this.options.noWrap && [Math.floor(t.project([0, e.wrapLng[0]], n).x / i.x), Math.ceil(t.project([0, e.wrapLng[1]], n).x / i.y)],
this._wrapY = e.wrapLat && !this.options.noWrap && [Math.floor(t.project([e.wrapLat[0], 0], n).y / i.x), Math.ceil(t.project([e.wrapLat[1], 0], n).y / i.y)]
},
_onMoveEnd: function() {
this._map && !this._map._animatingZoom && this._update()
},
_getTiledPixelBounds: function(t) {
var e = this._map
, i = e._animatingZoom ? Math.max(e._animateToZoom, e.getZoom()) : e.getZoom()
, n = e.getZoomScale(i, this._tileZoom)
, s = e.project(t, this._tileZoom).floor()
, r = e.getSize().divideBy(2 * n);
return new o.Bounds(s.subtract(r),s.add(r))
},
_update: function(t) {
var n = this._map;
if (n) {
var s = n.getZoom();
if (t === i && (t = n.getCenter()),
this._tileZoom !== i) {
var r = this._getTiledPixelBounds(t)
, a = this._pxBoundsToTileRange(r)
, h = a.getCenter()
, l = []
, u = this.options.keepBuffer
, c = new o.Bounds(a.getBottomLeft().subtract([u, -u]),a.getTopRight().add([u, -u]));
for (var d in this._tiles) {
var _ = this._tiles[d].coords;
_.z === this._tileZoom && c.contains(o.point(_.x, _.y)) || (this._tiles[d].current = !1)
}
if (Math.abs(s - this._tileZoom) > 1)
return void this._setView(t, s);
for (var m = a.min.y; m <= a.max.y; m++)
for (var p = a.min.x; p <= a.max.x; p++) {
var f = new o.Point(p,m);
if (f.z = this._tileZoom,
this._isValidTile(f)) {
var g = this._tiles[this._tileCoordsToKey(f)];
g ? g.current = !0 : l.push(f)
}
}
if (l.sort(function(t, e) {
return t.distanceTo(h) - e.distanceTo(h)
}),
0 !== l.length) {
this._loading || (this._loading = !0,
this.fire("loading"));
var v = e.createDocumentFragment();
for (p = 0; p < l.length; p++)
this._addTile(l[p], v);
this._level.el.appendChild(v)
}
}
}
},
_isValidTile: function(t) {
var e = this._map.options.crs;
if (!e.infinite) {
var i = this._globalTileRange;
if (!e.wrapLng && (t.x < i.min.x || t.x > i.max.x) || !e.wrapLat && (t.y < i.min.y || t.y > i.max.y))
return !1
}
if (!this.options.bounds)
return !0;
var n = this._tileCoordsToBounds(t);
return o.latLngBounds(this.options.bounds).overlaps(n)
},
_keyToBounds: function(t) {
return this._tileCoordsToBounds(this._keyToTileCoords(t))
},
_tileCoordsToBounds: function(t) {
var e = this._map
, i = this.getTileSize()
, n = t.scaleBy(i)
, s = n.add(i)
, r = e.unproject(n, t.z)
, a = e.unproject(s, t.z)
, h = new o.LatLngBounds(r,a);
return this.options.noWrap || e.wrapLatLngBounds(h),
h
},
_tileCoordsToKey: function(t) {
return t.x + ":" + t.y + ":" + t.z
},
_keyToTileCoords: function(t) {
var e = t.split(":")
, i = new o.Point(+e[0],+e[1]);
return i.z = +e[2],
i
},
_removeTile: function(t) {
var e = this._tiles[t];
e && (o.DomUtil.remove(e.el),
delete this._tiles[t],
this.fire("tileunload", {
tile: e.el,
coords: this._keyToTileCoords(t)
}))
},
_initTile: function(t) {
o.DomUtil.addClass(t, "leaflet-tile");
var e = this.getTileSize();
t.style.width = e.x + "px",
t.style.height = e.y + "px",
t.onselectstart = o.Util.falseFn,
t.onmousemove = o.Util.falseFn,
o.Browser.ielt9 && this.options.opacity < 1 && o.DomUtil.setOpacity(t, this.options.opacity),
o.Browser.android && !o.Browser.android23 && (t.style.WebkitBackfaceVisibility = "hidden")
},
_addTile: function(t, e) {
var i = this._getTilePos(t)
, n = this._tileCoordsToKey(t)
, s = this.createTile(this._wrapCoords(t), o.bind(this._tileReady, this, t));
this._initTile(s),
this.createTile.length < 2 && o.Util.requestAnimFrame(o.bind(this._tileReady, this, t, null, s)),
o.DomUtil.setPosition(s, i),
this._tiles[n] = {
el: s,
coords: t,
current: !0
},
e.appendChild(s),
this.fire("tileloadstart", {
tile: s,
coords: t
})
},
_tileReady: function(t, e, i) {
if (this._map) {
e && this.fire("tileerror", {
error: e,
tile: i,
coords: t
});
var n = this._tileCoordsToKey(t);
i = this._tiles[n],
i && (i.loaded = +new Date,
this._map._fadeAnimated ? (o.DomUtil.setOpacity(i.el, 0),
o.Util.cancelAnimFrame(this._fadeFrame),
this._fadeFrame = o.Util.requestAnimFrame(this._updateOpacity, this)) : (i.active = !0,
this._pruneTiles()),
e || (o.DomUtil.addClass(i.el, "leaflet-tile-loaded"),
this.fire("tileload", {
tile: i.el,
coords: t
})),
this._noTilesToLoad() && (this._loading = !1,
this.fire("load"),
o.Browser.ielt9 || !this._map._fadeAnimated ? o.Util.requestAnimFrame(this._pruneTiles, this) : setTimeout(o.bind(this._pruneTiles, this), 250)))
}
},
_getTilePos: function(t) {
return t.scaleBy(this.getTileSize()).subtract(this._level.origin)
},
_wrapCoords: function(t) {
var e = new o.Point(this._wrapX ? o.Util.wrapNum(t.x, this._wrapX) : t.x,this._wrapY ? o.Util.wrapNum(t.y, this._wrapY) : t.y);
return e.z = t.z,
e
},
_pxBoundsToTileRange: function(t) {
var e = this.getTileSize();
return new o.Bounds(t.min.unscaleBy(e).floor(),t.max.unscaleBy(e).ceil().subtract([1, 1]))
},
_noTilesToLoad: function() {
for (var t in this._tiles)
if (!this._tiles[t].loaded)
return !1;
return !0
}
}),
o.gridLayer = function(t) {
return new o.GridLayer(t)
}
,
o.TileLayer = o.GridLayer.extend({
options: {
minZoom: 0,
maxZoom: 18,
maxNativeZoom: null,
minNativeZoom: null,
subdomains: "abc",
errorTileUrl: "",
zoomOffset: 0,
tms: !1,
zoomReverse: !1,
detectRetina: !1,
crossOrigin: !1
},
initialize: function(t, e) {
this._url = t,
e = o.setOptions(this, e),
e.detectRetina && o.Browser.retina && e.maxZoom > 0 && (e.tileSize = Math.floor(e.tileSize / 2),
e.zoomReverse ? (e.zoomOffset--,
e.minZoom++) : (e.zoomOffset++,
e.maxZoom--),
e.minZoom = Math.max(0, e.minZoom)),
"string" == typeof e.subdomains && (e.subdomains = e.subdomains.split("")),
o.Browser.android || this.on("tileunload", this._onTileRemove)
},
setUrl: function(t, e) {
return this._url = t,
e || this.redraw(),
this
},
createTile: function(t, i) {
var n = e.createElement("img");
return o.DomEvent.on(n, "load", o.bind(this._tileOnLoad, this, i, n)),
o.DomEvent.on(n, "error", o.bind(this._tileOnError, this, i, n)),
this.options.crossOrigin && (n.crossOrigin = ""),
n.alt = "",
n.setAttribute("role", "presentation"),
n.src = this.getTileUrl(t),
n
},
getTileUrl: function(t) {
var e = {
r: o.Browser.retina ? "@2x" : "",
s: this._getSubdomain(t),
x: t.x,
y: t.y,
z: this._getZoomForUrl()
};
if (this._map && !this._map.options.crs.infinite) {
var i = this._globalTileRange.max.y - t.y;
this.options.tms && (e.y = i),
e["-y"] = i
}
return o.Util.template(this._url, o.extend(e, this.options))
},
_tileOnLoad: function(t, e) {
o.Browser.ielt9 ? setTimeout(o.bind(t, this, null, e), 0) : t(null, e)
},
_tileOnError: function(t, e, i) {
var n = this.options.errorTileUrl;
n && e.src !== n && (e.src = n),
t(i, e)
},
getTileSize: function() {
var t = this._map
, e = o.GridLayer.prototype.getTileSize.call(this)
, i = this._tileZoom + this.options.zoomOffset
, n = this.options.minNativeZoom
, s = this.options.maxNativeZoom;
return null !== n && i < n ? e.divideBy(t.getZoomScale(n, i)).round() : null !== s && i > s ? e.divideBy(t.getZoomScale(s, i)).round() : e
},
_onTileRemove: function(t) {
t.tile.onload = null
},
_getZoomForUrl: function() {
var t = this._tileZoom
, e = this.options.maxZoom
, i = this.options.zoomReverse
, n = this.options.zoomOffset
, o = this.options.minNativeZoom
, s = this.options.maxNativeZoom;
return i && (t = e - t),
t += n,
null !== o && t < o ? o : null !== s && t > s ? s : t
},
_getSubdomain: function(t) {
var e = Math.abs(t.x + t.y) % this.options.subdomains.length;
return this.options.subdomains[e]
},
_abortLoading: function() {
var t, e;
for (t in this._tiles)
this._tiles[t].coords.z !== this._tileZoom && (e = this._tiles[t].el,
e.onload = o.Util.falseFn,
e.onerror = o.Util.falseFn,
e.complete || (e.src = o.Util.emptyImageUrl,
o.DomUtil.remove(e)))
}
}),
o.tileLayer = function(t, e) {
return new o.TileLayer(t,e)
}
,
o.TileLayer.WMS = o.TileLayer.extend({
defaultWmsParams: {
service: "WMS",
request: "GetMap",
layers: "",
styles: "",
format: "image/jpeg",
transparent: !1,
version: "1.1.1"
},
options: {
crs: null,
uppercase: !1
},
initialize: function(t, e) {
this._url = t;
var i = o.extend({}, this.defaultWmsParams);
for (var n in e)
n in this.options || (i[n] = e[n]);
e = o.setOptions(this, e),
i.width = i.height = e.tileSize * (e.detectRetina && o.Browser.retina ? 2 : 1),
this.wmsParams = i
},
onAdd: function(t) {
this._crs = this.options.crs || t.options.crs,
this._wmsVersion = parseFloat(this.wmsParams.version);
var e = this._wmsVersion >= 1.3 ? "crs" : "srs";
this.wmsParams[e] = this._crs.code,
o.TileLayer.prototype.onAdd.call(this, t)
},
getTileUrl: function(t) {
var e = this._tileCoordsToBounds(t)
, i = this._crs.project(e.getNorthWest())
, n = this._crs.project(e.getSouthEast())
, s = (this._wmsVersion >= 1.3 && this._crs === o.CRS.EPSG4326 ? [n.y, i.x, i.y, n.x] : [i.x, n.y, n.x, i.y]).join(",")
, r = o.TileLayer.prototype.getTileUrl.call(this, t);
return r + o.Util.getParamString(this.wmsParams, r, this.options.uppercase) + (this.options.uppercase ? "&BBOX=" : "&bbox=") + s
},
setParams: function(t, e) {
return o.extend(this.wmsParams, t),
e || this.redraw(),
this
}
}),
o.tileLayer.wms = function(t, e) {
return new o.TileLayer.WMS(t,e)
}
,
o.ImageOverlay = o.Layer.extend({
options: {
opacity: 1,
alt: "",
interactive: !1,
crossOrigin: !1
},
initialize: function(t, e, i) {
this._url = t,
this._bounds = o.latLngBounds(e),
o.setOptions(this, i)
},
onAdd: function() {
this._image || (this._initImage(),
this.options.opacity < 1 && this._updateOpacity()),
this.options.interactive && (o.DomUtil.addClass(this._image, "leaflet-interactive"),
this.addInteractiveTarget(this._image)),
this.getPane().appendChild(this._image),
this._reset()
},
onRemove: function() {
o.DomUtil.remove(this._image),
this.options.interactive && this.removeInteractiveTarget(this._image)
},
setOpacity: function(t) {
return this.options.opacity = t,
this._image && this._updateOpacity(),
this
},
setStyle: function(t) {
return t.opacity && this.setOpacity(t.opacity),
this
},
bringToFront: function() {
return this._map && o.DomUtil.toFront(this._image),
this
},
bringToBack: function() {
return this._map && o.DomUtil.toBack(this._image),
this
},
setUrl: function(t) {
return this._url = t,
this._image && (this._image.src = t),
this
},
setBounds: function(t) {
return this._bounds = t,
this._map && this._reset(),
this
},
getEvents: function() {
var t = {
zoom: this._reset,
viewreset: this._reset
};
return this._zoomAnimated && (t.zoomanim = this._animateZoom),
t
},
getBounds: function() {
return this._bounds
},
getElement: function() {
return this._image
},
_initImage: function() {
var t = this._image = o.DomUtil.create("img", "leaflet-image-layer " + (this._zoomAnimated ? "leaflet-zoom-animated" : ""));
t.onselectstart = o.Util.falseFn,
t.onmousemove = o.Util.falseFn,
t.onload = o.bind(this.fire, this, "load"),
this.options.crossOrigin && (t.crossOrigin = ""),
t.src = this._url,
t.alt = this.options.alt
},
_animateZoom: function(t) {
var e = this._map.getZoomScale(t.zoom)
, i = this._map._latLngBoundsToNewLayerBounds(this._bounds, t.zoom, t.center).min;
o.DomUtil.setTransform(this._image, i, e)
},
_reset: function() {
var t = this._image
, e = new o.Bounds(this._map.latLngToLayerPoint(this._bounds.getNorthWest()),this._map.latLngToLayerPoint(this._bounds.getSouthEast()))
, i = e.getSize();
o.DomUtil.setPosition(t, e.min),
t.style.width = i.x + "px",
t.style.height = i.y + "px"
},
_updateOpacity: function() {
o.DomUtil.setOpacity(this._image, this.options.opacity)
}
}),
o.imageOverlay = function(t, e, i) {
return new o.ImageOverlay(t,e,i)
}
,
o.Icon = o.Class.extend({
initialize: function(t) {
o.setOptions(this, t)
},
createIcon: function(t) {
return this._createIcon("icon", t)
},
createShadow: function(t) {
return this._createIcon("shadow", t)
},
_createIcon: function(t, e) {
var i = this._getIconUrl(t);
if (!i) {
if ("icon" === t)
throw new Error("iconUrl not set in Icon options (see the docs).");
return null
}
var n = this._createImg(i, e && "IMG" === e.tagName ? e : null);
return this._setIconStyles(n, t),
n
},
_setIconStyles: function(t, e) {
var i = this.options
, n = i[e + "Size"];
"number" == typeof n && (n = [n, n]);
var s = o.point(n)
, r = o.point("shadow" === e && i.shadowAnchor || i.iconAnchor || s && s.divideBy(2, !0));
t.className = "leaflet-marker-" + e + " " + (i.className || ""),
r && (t.style.marginLeft = -r.x + "px",
t.style.marginTop = -r.y + "px"),
s && (t.style.width = s.x + "px",
t.style.height = s.y + "px")
},
_createImg: function(t, i) {
return i = i || e.createElement("img"),
i.src = t,
i
},
_getIconUrl: function(t) {
return o.Browser.retina && this.options[t + "RetinaUrl"] || this.options[t + "Url"]
}
}),
o.icon = function(t) {
return new o.Icon(t)
}
,
o.Icon.Default = o.Icon.extend({
options: {
iconUrl: "marker-icon.png",
iconRetinaUrl: "marker-icon-2x.png",
shadowUrl: "marker-shadow.png",
iconSize: [25, 41],
iconAnchor: [12, 41],
popupAnchor: [1, -34],
tooltipAnchor: [16, -28],
shadowSize: [41, 41]
},
_getIconUrl: function(t) {
return o.Icon.Default.imagePath || (o.Icon.Default.imagePath = this._detectIconPath()),
(this.options.imagePath || o.Icon.Default.imagePath) + o.Icon.prototype._getIconUrl.call(this, t)
},
_detectIconPath: function() {
var t = o.DomUtil.create("div", "leaflet-default-icon-path", e.body)
, i = o.DomUtil.getStyle(t, "background-image") || o.DomUtil.getStyle(t, "backgroundImage");
return e.body.removeChild(t),
0 === i.indexOf("url") ? i.replace(/^url\([\"\']?/, "").replace(/marker-icon\.png[\"\']?\)$/, "") : ""
}
}),
o.Marker = o.Layer.extend({
options: {
icon: new o.Icon.Default,
interactive: !0,
draggable: !1,
keyboard: !0,
title: "",
alt: "",
zIndexOffset: 0,
opacity: 1,
riseOnHover: !1,
riseOffset: 250,
pane: "markerPane",
nonBubblingEvents: ["click", "dblclick", "mouseover", "mouseout", "contextmenu"]
},
initialize: function(t, e) {
o.setOptions(this, e),
this._latlng = o.latLng(t)
},
onAdd: function(t) {
this._zoomAnimated = this._zoomAnimated && t.options.markerZoomAnimation,
this._zoomAnimated && t.on("zoomanim", this._animateZoom, this),
this._initIcon(),
this.update()
},
onRemove: function(t) {
this.dragging && this.dragging.enabled() && (this.options.draggable = !0,
this.dragging.removeHooks()),
this._zoomAnimated && t.off("zoomanim", this._animateZoom, this),
this._removeIcon(),
this._removeShadow()
},
getEvents: function() {
return {
zoom: this.update,
viewreset: this.update
}
},
getLatLng: function() {
return this._latlng
},
setLatLng: function(t) {
var e = this._latlng;
return this._latlng = o.latLng(t),
this.update(),
this.fire("move", {
oldLatLng: e,
latlng: this._latlng
})
},
setZIndexOffset: function(t) {
return this.options.zIndexOffset = t,
this.update()
},
setIcon: function(t) {
return this.options.icon = t,
this._map && (this._initIcon(),
this.update()),
this._popup && this.bindPopup(this._popup, this._popup.options),
this
},
getElement: function() {
return this._icon
},
update: function() {
if (this._icon) {
var t = this._map.latLngToLayerPoint(this._latlng).round();
this._setPos(t)
}
return this
},
_initIcon: function() {
var t = this.options
, e = "leaflet-zoom-" + (this._zoomAnimated ? "animated" : "hide")
, i = t.icon.createIcon(this._icon)
, n = !1;
i !== this._icon && (this._icon && this._removeIcon(),
n = !0,
t.title && (i.title = t.title),
t.alt && (i.alt = t.alt)),
o.DomUtil.addClass(i, e),
t.keyboard && (i.tabIndex = "0"),
this._icon = i,
t.riseOnHover && this.on({
mouseover: this._bringToFront,
mouseout: this._resetZIndex
});
var s = t.icon.createShadow(this._shadow)
, r = !1;
s !== this._shadow && (this._removeShadow(),
r = !0),
s && (o.DomUtil.addClass(s, e),
s.alt = ""),
this._shadow = s,
t.opacity < 1 && this._updateOpacity(),
n && this.getPane().appendChild(this._icon),
this._initInteraction(),
s && r && this.getPane("shadowPane").appendChild(this._shadow)
},
_removeIcon: function() {
this.options.riseOnHover && this.off({
mouseover: this._bringToFront,
mouseout: this._resetZIndex
}),
o.DomUtil.remove(this._icon),
this.removeInteractiveTarget(this._icon),
this._icon = null
},
_removeShadow: function() {
this._shadow && o.DomUtil.remove(this._shadow),
this._shadow = null
},
_setPos: function(t) {
o.DomUtil.setPosition(this._icon, t),
this._shadow && o.DomUtil.setPosition(this._shadow, t),
this._zIndex = t.y + this.options.zIndexOffset,
this._resetZIndex()
},
_updateZIndex: function(t) {
this._icon.style.zIndex = this._zIndex + t
},
_animateZoom: function(t) {
var e = this._map._latLngToNewLayerPoint(this._latlng, t.zoom, t.center).round();
this._setPos(e)
},
_initInteraction: function() {
if (this.options.interactive && (o.DomUtil.addClass(this._icon, "leaflet-interactive"),
this.addInteractiveTarget(this._icon),
o.Handler.MarkerDrag)) {
var t = this.options.draggable;
this.dragging && (t = this.dragging.enabled(),
this.dragging.disable()),
this.dragging = new o.Handler.MarkerDrag(this),
t && this.dragging.enable()
}
},
setOpacity: function(t) {
return this.options.opacity = t,
this._map && this._updateOpacity(),
this
},
_updateOpacity: function() {
var t = this.options.opacity;
o.DomUtil.setOpacity(this._icon, t),
this._shadow && o.DomUtil.setOpacity(this._shadow, t)
},
_bringToFront: function() {
this._updateZIndex(this.options.riseOffset)
},
_resetZIndex: function() {
this._updateZIndex(0)
},
_getPopupAnchor: function() {
return this.options.icon.options.popupAnchor || [0, 0]
},
_getTooltipAnchor: function() {
return this.options.icon.options.tooltipAnchor || [0, 0]
}
}),
o.marker = function(t, e) {
return new o.Marker(t,e)
}
,
o.DivIcon = o.Icon.extend({
options: {
iconSize: [12, 12],
html: !1,
bgPos: null,
className: "leaflet-div-icon"
},
createIcon: function(t) {
var i = t && "DIV" === t.tagName ? t : e.createElement("div")
, n = this.options;
if (i.innerHTML = n.html !== !1 ? n.html : "",
n.bgPos) {
var s = o.point(n.bgPos);
i.style.backgroundPosition = -s.x + "px " + -s.y + "px"
}
return this._setIconStyles(i, "icon"),
i
},
createShadow: function() {
return null
}
}),
o.divIcon = function(t) {
return new o.DivIcon(t)
}
,
o.DivOverlay = o.Layer.extend({
options: {
offset: [0, 7],
className: "",
pane: "popupPane"
},
initialize: function(t, e) {
o.setOptions(this, t),
this._source = e
},
onAdd: function(t) {
this._zoomAnimated = t._zoomAnimated,
this._container || this._initLayout(),
t._fadeAnimated && o.DomUtil.setOpacity(this._container, 0),
clearTimeout(this._removeTimeout),
this.getPane().appendChild(this._container),
this.update(),
t._fadeAnimated && o.DomUtil.setOpacity(this._container, 1),
this.bringToFront()
},
onRemove: function(t) {
t._fadeAnimated ? (o.DomUtil.setOpacity(this._container, 0),
this._removeTimeout = setTimeout(o.bind(o.DomUtil.remove, o.DomUtil, this._container), 200)) : o.DomUtil.remove(this._container)
},
getLatLng: function() {
return this._latlng
},
setLatLng: function(t) {
return this._latlng = o.latLng(t),
this._map && (this._updatePosition(),
this._adjustPan()),
this
},
getContent: function() {
return this._content
},
setContent: function(t) {
return this._content = t,
this.update(),
this
},
getElement: function() {
return this._container
},
update: function() {
this._map && (this._container.style.visibility = "hidden",
this._updateContent(),
this._updateLayout(),
this._updatePosition(),
this._container.style.visibility = "",
this._adjustPan())
},
getEvents: function() {
var t = {
zoom: this._updatePosition,
viewreset: this._updatePosition
};
return this._zoomAnimated && (t.zoomanim = this._animateZoom),
t
},
isOpen: function() {
return !!this._map && this._map.hasLayer(this)
},
bringToFront: function() {
return this._map && o.DomUtil.toFront(this._container),
this
},
bringToBack: function() {
return this._map && o.DomUtil.toBack(this._container),
this
},
_updateContent: function() {
if (this._content) {
var t = this._contentNode
, e = "function" == typeof this._content ? this._content(this._source || this) : this._content;
if ("string" == typeof e)
t.innerHTML = e;
else {
for (; t.hasChildNodes(); )
t.removeChild(t.firstChild);
t.appendChild(e)
}
this.fire("contentupdate")
}
},
_updatePosition: function() {
if (this._map) {
var t = this._map.latLngToLayerPoint(this._latlng)
, e = o.point(this.options.offset)
, i = this._getAnchor();
this._zoomAnimated ? o.DomUtil.setPosition(this._container, t.add(i)) : e = e.add(t).add(i);
var n = this._containerBottom = -e.y
, s = this._containerLeft = -Math.round(this._containerWidth / 2) + e.x;
this._container.style.bottom = n + "px",
this._container.style.left = s + "px"
}
},
_getAnchor: function() {
return [0, 0]
}
}),
o.Popup = o.DivOverlay.extend({
options: {
maxWidth: 300,
minWidth: 50,
maxHeight: null,
autoPan: !0,
autoPanPaddingTopLeft: null,
autoPanPaddingBottomRight: null,
autoPanPadding: [5, 5],
keepInView: !1,
closeButton: !0,
autoClose: !0,
className: ""
},
openOn: function(t) {
return t.openPopup(this),
this
},
onAdd: function(t) {
o.DivOverlay.prototype.onAdd.call(this, t),
t.fire("popupopen", {
popup: this
}),
this._source && (this._source.fire("popupopen", {
popup: this
}, !0),
this._source instanceof o.Path || this._source.on("preclick", o.DomEvent.stopPropagation))
},
onRemove: function(t) {
o.DivOverlay.prototype.onRemove.call(this, t),
t.fire("popupclose", {
popup: this
}),
this._source && (this._source.fire("popupclose", {
popup: this
}, !0),
this._source instanceof o.Path || this._source.off("preclick", o.DomEvent.stopPropagation))
},
getEvents: function() {
var t = o.DivOverlay.prototype.getEvents.call(this);
return ("closeOnClick"in this.options ? this.options.closeOnClick : this._map.options.closePopupOnClick) && (t.preclick = this._close),
this.options.keepInView && (t.moveend = this._adjustPan),
t
},
_close: function() {
this._map && this._map.closePopup(this)
},
_initLayout: function() {
var t = "leaflet-popup"
, e = this._container = o.DomUtil.create("div", t + " " + (this.options.className || "") + " leaflet-zoom-animated");
if (this.options.closeButton) {
var i = this._closeButton = o.DomUtil.create("a", t + "-close-button", e);
i.href = "#close",
i.innerHTML = "&#215;",
o.DomEvent.on(i, "click", this._onCloseButtonClick, this)
}
var n = this._wrapper = o.DomUtil.create("div", t + "-content-wrapper", e);
this._contentNode = o.DomUtil.create("div", t + "-content", n),
o.DomEvent.disableClickPropagation(n).disableScrollPropagation(this._contentNode).on(n, "contextmenu", o.DomEvent.stopPropagation),
this._tipContainer = o.DomUtil.create("div", t + "-tip-container", e),
this._tip = o.DomUtil.create("div", t + "-tip", this._tipContainer)
},
_updateLayout: function() {
var t = this._contentNode
, e = t.style;
e.width = "",
e.whiteSpace = "nowrap";
var i = t.offsetWidth;
i = Math.min(i, this.options.maxWidth),
i = Math.max(i, this.options.minWidth),
e.width = i + 1 + "px",
e.whiteSpace = "",
e.height = "";
var n = t.offsetHeight
, s = this.options.maxHeight
, r = "leaflet-popup-scrolled";
s && n > s ? (e.height = s + "px",
o.DomUtil.addClass(t, r)) : o.DomUtil.removeClass(t, r),
this._containerWidth = this._container.offsetWidth
},
_animateZoom: function(t) {
var e = this._map._latLngToNewLayerPoint(this._latlng, t.zoom, t.center)
, i = this._getAnchor();
o.DomUtil.setPosition(this._container, e.add(i))
},
_adjustPan: function() {
if (!(!this.options.autoPan || this._map._panAnim && this._map._panAnim._inProgress)) {
var t = this._map
, e = parseInt(o.DomUtil.getStyle(this._container, "marginBottom"), 10) || 0
, i = this._container.offsetHeight + e
, n = this._containerWidth
, s = new o.Point(this._containerLeft,-i - this._containerBottom);
s._add(o.DomUtil.getPosition(this._container));
var r = t.layerPointToContainerPoint(s)
, a = o.point(this.options.autoPanPadding)
, h = o.point(this.options.autoPanPaddingTopLeft || a)
, l = o.point(this.options.autoPanPaddingBottomRight || a)
, u = t.getSize()
, c = 0
, d = 0;
r.x + n + l.x > u.x && (c = r.x + n - u.x + l.x),
r.x - c - h.x < 0 && (c = r.x - h.x),
r.y + i + l.y > u.y && (d = r.y + i - u.y + l.y),
r.y - d - h.y < 0 && (d = r.y - h.y),
(c || d) && t.fire("autopanstart").panBy([c, d])
}
},
_onCloseButtonClick: function(t) {
this._close(),
o.DomEvent.stop(t)
},
_getAnchor: function() {
return o.point(this._source && this._source._getPopupAnchor ? this._source._getPopupAnchor() : [0, 0])
}
}),
o.popup = function(t, e) {
return new o.Popup(t,e)
}
,
o.Map.mergeOptions({
closePopupOnClick: !0
}),
o.Map.include({
openPopup: function(t, e, i) {
return t instanceof o.Popup || (t = new o.Popup(i).setContent(t)),
e && t.setLatLng(e),
this.hasLayer(t) ? this : (this._popup && this._popup.options.autoClose && this.closePopup(),
this._popup = t,
this.addLayer(t))
},
closePopup: function(t) {
return t && t !== this._popup || (t = this._popup,
this._popup = null),
t && this.removeLayer(t),
this
}
}),
o.Layer.include({
bindPopup: function(t, e) {
return t instanceof o.Popup ? (o.setOptions(t, e),
this._popup = t,
t._source = this) : (this._popup && !e || (this._popup = new o.Popup(e,this)),
this._popup.setContent(t)),
this._popupHandlersAdded || (this.on({
click: this._openPopup,
remove: this.closePopup,
move: this._movePopup
}),
this._popupHandlersAdded = !0),
this
},
unbindPopup: function() {
return this._popup && (this.off({
click: this._openPopup,
remove: this.closePopup,
move: this._movePopup
}),
this._popupHandlersAdded = !1,
this._popup = null),
this
},
openPopup: function(t, e) {
if (t instanceof o.Layer || (e = t,
t = this),
t instanceof o.FeatureGroup)
for (var i in this._layers) {
t = this._layers[i];
break
}
return e || (e = t.getCenter ? t.getCenter() : t.getLatLng()),
this._popup && this._map && (this._popup._source = t,
this._popup.update(),
this._map.openPopup(this._popup, e)),
this
},
closePopup: function() {
return this._popup && this._popup._close(),
this
},
togglePopup: function(t) {
return this._popup && (this._popup._map ? this.closePopup() : this.openPopup(t)),
this
},
isPopupOpen: function() {
return !!this._popup && this._popup.isOpen()
},
setPopupContent: function(t) {
return this._popup && this._popup.setContent(t),
this
},
getPopup: function() {
return this._popup
},
_openPopup: function(t) {
var e = t.layer || t.target;
if (this._popup && this._map)
return o.DomEvent.stop(t),
e instanceof o.Path ? void this.openPopup(t.layer || t.target, t.latlng) : void (this._map.hasLayer(this._popup) && this._popup._source === e ? this.closePopup() : this.openPopup(e, t.latlng))
},
_movePopup: function(t) {
this._popup.setLatLng(t.latlng)
}
}),
o.Tooltip = o.DivOverlay.extend({
options: {
pane: "tooltipPane",
offset: [0, 0],
direction: "auto",
permanent: !1,
sticky: !1,
interactive: !1,
opacity: .9
},
onAdd: function(t) {
o.DivOverlay.prototype.onAdd.call(this, t),
this.setOpacity(this.options.opacity),
t.fire("tooltipopen", {
tooltip: this
}),
this._source && this._source.fire("tooltipopen", {
tooltip: this
}, !0)
},
onRemove: function(t) {
o.DivOverlay.prototype.onRemove.call(this, t),
t.fire("tooltipclose", {
tooltip: this
}),
this._source && this._source.fire("tooltipclose", {
tooltip: this
}, !0)
},
getEvents: function() {
var t = o.DivOverlay.prototype.getEvents.call(this);
return o.Browser.touch && !this.options.permanent && (t.preclick = this._close),
t
},
_close: function() {
this._map && this._map.closeTooltip(this)
},
_initLayout: function() {
var t = "leaflet-tooltip"
, e = t + " " + (this.options.className || "") + " leaflet-zoom-" + (this._zoomAnimated ? "animated" : "hide");
this._contentNode = this._container = o.DomUtil.create("div", e)
},
_updateLayout: function() {},
_adjustPan: function() {},
_setPosition: function(t) {
var e = this._map
, i = this._container
, n = e.latLngToContainerPoint(e.getCenter())
, s = e.layerPointToContainerPoint(t)
, r = this.options.direction
, a = i.offsetWidth
, h = i.offsetHeight
, l = o.point(this.options.offset)
, u = this._getAnchor();
"top" === r ? t = t.add(o.point(-a / 2 + l.x, -h + l.y + u.y, !0)) : "bottom" === r ? t = t.subtract(o.point(a / 2 - l.x, -l.y, !0)) : "center" === r ? t = t.subtract(o.point(a / 2 + l.x, h / 2 - u.y + l.y, !0)) : "right" === r || "auto" === r && s.x < n.x ? (r = "right",
t = t.add(o.point(l.x + u.x, u.y - h / 2 + l.y, !0))) : (r = "left",
t = t.subtract(o.point(a + u.x - l.x, h / 2 - u.y - l.y, !0))),
o.DomUtil.removeClass(i, "leaflet-tooltip-right"),
o.DomUtil.removeClass(i, "leaflet-tooltip-left"),
o.DomUtil.removeClass(i, "leaflet-tooltip-top"),
o.DomUtil.removeClass(i, "leaflet-tooltip-bottom"),
o.DomUtil.addClass(i, "leaflet-tooltip-" + r),
o.DomUtil.setPosition(i, t)
},
_updatePosition: function() {
var t = this._map.latLngToLayerPoint(this._latlng);
this._setPosition(t)
},
setOpacity: function(t) {
this.options.opacity = t,
this._container && o.DomUtil.setOpacity(this._container, t)
},
_animateZoom: function(t) {
var e = this._map._latLngToNewLayerPoint(this._latlng, t.zoom, t.center);
this._setPosition(e)
},
_getAnchor: function() {
return o.point(this._source && this._source._getTooltipAnchor && !this.options.sticky ? this._source._getTooltipAnchor() : [0, 0])
}
}),
o.tooltip = function(t, e) {
return new o.Tooltip(t,e)
}
,
o.Map.include({
openTooltip: function(t, e, i) {
return t instanceof o.Tooltip || (t = new o.Tooltip(i).setContent(t)),
e && t.setLatLng(e),
this.hasLayer(t) ? this : this.addLayer(t)
},
closeTooltip: function(t) {
return t && this.removeLayer(t),
this
}
}),
o.Layer.include({
bindTooltip: function(t, e) {
return t instanceof o.Tooltip ? (o.setOptions(t, e),
this._tooltip = t,
t._source = this) : (this._tooltip && !e || (this._tooltip = o.tooltip(e, this)),
this._tooltip.setContent(t)),
this._initTooltipInteractions(),
this._tooltip.options.permanent && this._map && this._map.hasLayer(this) && this.openTooltip(),
this
},
unbindTooltip: function() {
return this._tooltip && (this._initTooltipInteractions(!0),
this.closeTooltip(),
this._tooltip = null),
this
},
_initTooltipInteractions: function(t) {
if (t || !this._tooltipHandlersAdded) {
var e = t ? "off" : "on"
, i = {
remove: this.closeTooltip,
move: this._moveTooltip
};
this._tooltip.options.permanent ? i.add = this._openTooltip : (i.mouseover = this._openTooltip,
i.mouseout = this.closeTooltip,
this._tooltip.options.sticky && (i.mousemove = this._moveTooltip),
o.Browser.touch && (i.click = this._openTooltip)),
this[e](i),
this._tooltipHandlersAdded = !t
}
},
openTooltip: function(t, e) {
if (t instanceof o.Layer || (e = t,
t = this),
t instanceof o.FeatureGroup)
for (var i in this._layers) {
t = this._layers[i];
break
}
return e || (e = t.getCenter ? t.getCenter() : t.getLatLng()),
this._tooltip && this._map && (this._tooltip._source = t,
this._tooltip.update(),
this._map.openTooltip(this._tooltip, e),
this._tooltip.options.interactive && this._tooltip._container && (o.DomUtil.addClass(this._tooltip._container, "leaflet-clickable"),
this.addInteractiveTarget(this._tooltip._container))),
this
},
closeTooltip: function() {
return this._tooltip && (this._tooltip._close(),
this._tooltip.options.interactive && this._tooltip._container && (o.DomUtil.removeClass(this._tooltip._container, "leaflet-clickable"),
this.removeInteractiveTarget(this._tooltip._container))),
this
},
toggleTooltip: function(t) {
return this._tooltip && (this._tooltip._map ? this.closeTooltip() : this.openTooltip(t)),
this
},
isTooltipOpen: function() {
return this._tooltip.isOpen()
},
setTooltipContent: function(t) {
return this._tooltip && this._tooltip.setContent(t),
this
},
getTooltip: function() {
return this._tooltip
},
_openTooltip: function(t) {
var e = t.layer || t.target;
this._tooltip && this._map && this.openTooltip(e, this._tooltip.options.sticky ? t.latlng : i)
},
_moveTooltip: function(t) {
var e, i, n = t.latlng;
this._tooltip.options.sticky && t.originalEvent && (e = this._map.mouseEventToContainerPoint(t.originalEvent),
i = this._map.containerPointToLayerPoint(e),
n = this._map.layerPointToLatLng(i)),
this._tooltip.setLatLng(n)
}
}),
o.LayerGroup = o.Layer.extend({
initialize: function(t) {
this._layers = {};
var e, i;
if (t)
for (e = 0,
i = t.length; e < i; e++)
this.addLayer(t[e])
},
addLayer: function(t) {
var e = this.getLayerId(t);
return this._layers[e] = t,
this._map && this._map.addLayer(t),
this
},
removeLayer: function(t) {
var e = t in this._layers ? t : this.getLayerId(t);
return this._map && this._layers[e] && this._map.removeLayer(this._layers[e]),
delete this._layers[e],
this
},
hasLayer: function(t) {
return !!t && (t in this._layers || this.getLayerId(t)in this._layers)
},
clearLayers: function() {
for (var t in this._layers)
this.removeLayer(this._layers[t]);
return this
},
invoke: function(t) {
var e, i, n = Array.prototype.slice.call(arguments, 1);
for (e in this._layers)
i = this._layers[e],
i[t] && i[t].apply(i, n);
return this
},
onAdd: function(t) {
for (var e in this._layers)
t.addLayer(this._layers[e])
},
onRemove: function(t) {
for (var e in this._layers)
t.removeLayer(this._layers[e])
},
eachLayer: function(t, e) {
for (var i in this._layers)
t.call(e, this._layers[i]);
return this
},
getLayer: function(t) {
return this._layers[t]
},
getLayers: function() {
var t = [];
for (var e in this._layers)
t.push(this._layers[e]);
return t
},
setZIndex: function(t) {
return this.invoke("setZIndex", t)
},
getLayerId: function(t) {
return o.stamp(t)
}
}),
o.layerGroup = function(t) {
return new o.LayerGroup(t)
}
,
o.FeatureGroup = o.LayerGroup.extend({
addLayer: function(t) {
return this.hasLayer(t) ? this : (t.addEventParent(this),
o.LayerGroup.prototype.addLayer.call(this, t),
this.fire("layeradd", {
layer: t
}))
},
removeLayer: function(t) {
return this.hasLayer(t) ? (t in this._layers && (t = this._layers[t]),
t.removeEventParent(this),
o.LayerGroup.prototype.removeLayer.call(this, t),
this.fire("layerremove", {
layer: t
})) : this
},
setStyle: function(t) {
return this.invoke("setStyle", t)
},
bringToFront: function() {
return this.invoke("bringToFront")
},
bringToBack: function() {
return this.invoke("bringToBack")
},
getBounds: function() {
var t = new o.LatLngBounds;
for (var e in this._layers) {
var i = this._layers[e];
t.extend(i.getBounds ? i.getBounds() : i.getLatLng())
}
return t
}
}),
o.featureGroup = function(t) {
return new o.FeatureGroup(t)
}
,
o.Renderer = o.Layer.extend({
options: {
padding: .1
},
initialize: function(t) {
o.setOptions(this, t),
o.stamp(this),
this._layers = this._layers || {}
},
onAdd: function() {
this._container || (this._initContainer(),
this._zoomAnimated && o.DomUtil.addClass(this._container, "leaflet-zoom-animated")),
this.getPane().appendChild(this._container),
this._update(),
this.on("update", this._updatePaths, this)
},
onRemove: function() {
o.DomUtil.remove(this._container),
this.off("update", this._updatePaths, this)
},
getEvents: function() {
var t = {
viewreset: this._reset,
zoom: this._onZoom,
moveend: this._update,
zoomend: this._onZoomEnd
};
return this._zoomAnimated && (t.zoomanim = this._onAnimZoom),
t
},
_onAnimZoom: function(t) {
this._updateTransform(t.center, t.zoom)
},
_onZoom: function() {
this._updateTransform(this._map.getCenter(), this._map.getZoom())
},
_updateTransform: function(t, e) {
var i = this._map.getZoomScale(e, this._zoom)
, n = o.DomUtil.getPosition(this._container)
, s = this._map.getSize().multiplyBy(.5 + this.options.padding)
, r = this._map.project(this._center, e)
, a = this._map.project(t, e)
, h = a.subtract(r)
, l = s.multiplyBy(-i).add(n).add(s).subtract(h);
o.Browser.any3d ? o.DomUtil.setTransform(this._container, l, i) : o.DomUtil.setPosition(this._container, l)
},
_reset: function() {
this._update(),
this._updateTransform(this._center, this._zoom);
for (var t in this._layers)
this._layers[t]._reset()
},
_onZoomEnd: function() {
for (var t in this._layers)
this._layers[t]._project()
},
_updatePaths: function() {
for (var t in this._layers)
this._layers[t]._update()
},
_update: function() {
var t = this.options.padding
, e = this._map.getSize()
, i = this._map.containerPointToLayerPoint(e.multiplyBy(-t)).round();
this._bounds = new o.Bounds(i,i.add(e.multiplyBy(1 + 2 * t)).round()),
this._center = this._map.getCenter(),
this._zoom = this._map.getZoom()
}
}),
o.Map.include({
getRenderer: function(t) {
var e = t.options.renderer || this._getPaneRenderer(t.options.pane) || this.options.renderer || this._renderer;
return e || (e = this._renderer = this.options.preferCanvas && o.canvas() || o.svg()),
this.hasLayer(e) || this.addLayer(e),
e
},
_getPaneRenderer: function(t) {
if ("overlayPane" === t || t === i)
return !1;
var e = this._paneRenderers[t];
return e === i && (e = o.SVG && o.svg({
pane: t
}) || o.Canvas && o.canvas({
pane: t
}),
this._paneRenderers[t] = e),
e
}
}),
o.Path = o.Layer.extend({
options: {
stroke: !0,
color: "#3388ff",
weight: 3,
opacity: 1,
lineCap: "round",
lineJoin: "round",
dashArray: null,
dashOffset: null,
fill: !1,
fillColor: null,
fillOpacity: .2,
fillRule: "evenodd",
interactive: !0
},
beforeAdd: function(t) {
this._renderer = t.getRenderer(this)
},
onAdd: function() {
this._renderer._initPath(this),
this._reset(),
this._renderer._addPath(this)
},
onRemove: function() {
this._renderer._removePath(this)
},
redraw: function() {
return this._map && this._renderer._updatePath(this),
this
},
setStyle: function(t) {
return o.setOptions(this, t),
this._renderer && this._renderer._updateStyle(this),
this
},
bringToFront: function() {
return this._renderer && this._renderer._bringToFront(this),
this
},
bringToBack: function() {
return this._renderer && this._renderer._bringToBack(this),
this
},
getElement: function() {
return this._path
},
_reset: function() {
this._project(),
this._update()
},
_clickTolerance: function() {
return (this.options.stroke ? this.options.weight / 2 : 0) + (o.Browser.touch ? 10 : 0)
}
}),
o.LineUtil = {
simplify: function(t, e) {
if (!e || !t.length)
return t.slice();
var i = e * e;
return t = this._reducePoints(t, i),
t = this._simplifyDP(t, i)
},
pointToSegmentDistance: function(t, e, i) {
return Math.sqrt(this._sqClosestPointOnSegment(t, e, i, !0))
},
closestPointOnSegment: function(t, e, i) {
return this._sqClosestPointOnSegment(t, e, i)
},
_simplifyDP: function(t, e) {
var n = t.length
, o = typeof Uint8Array != i + "" ? Uint8Array : Array
, s = new o(n);
s[0] = s[n - 1] = 1,
this._simplifyDPStep(t, s, e, 0, n - 1);
var r, a = [];
for (r = 0; r < n; r++)
s[r] && a.push(t[r]);
return a
},
_simplifyDPStep: function(t, e, i, n, o) {
var s, r, a, h = 0;
for (r = n + 1; r <= o - 1; r++)
a = this._sqClosestPointOnSegment(t[r], t[n], t[o], !0),
a > h && (s = r,
h = a);
h > i && (e[s] = 1,
this._simplifyDPStep(t, e, i, n, s),
this._simplifyDPStep(t, e, i, s, o))
},
_reducePoints: function(t, e) {
for (var i = [t[0]], n = 1, o = 0, s = t.length; n < s; n++)
this._sqDist(t[n], t[o]) > e && (i.push(t[n]),
o = n);
return o < s - 1 && i.push(t[s - 1]),
i
},
clipSegment: function(t, e, i, n, o) {
var s, r, a, h = n ? this._lastCode : this._getBitCode(t, i), l = this._getBitCode(e, i);
for (this._lastCode = l; ; ) {
if (!(h | l))
return [t, e];
if (h & l)
return !1;
s = h || l,
r = this._getEdgeIntersection(t, e, s, i, o),
a = this._getBitCode(r, i),
s === h ? (t = r,
h = a) : (e = r,
l = a)
}
},
_getEdgeIntersection: function(t, e, i, n, s) {
var r, a, h = e.x - t.x, l = e.y - t.y, u = n.min, c = n.max;
return 8 & i ? (r = t.x + h * (c.y - t.y) / l,
a = c.y) : 4 & i ? (r = t.x + h * (u.y - t.y) / l,
a = u.y) : 2 & i ? (r = c.x,
a = t.y + l * (c.x - t.x) / h) : 1 & i && (r = u.x,
a = t.y + l * (u.x - t.x) / h),
new o.Point(r,a,s)
},
_getBitCode: function(t, e) {
var i = 0;
return t.x < e.min.x ? i |= 1 : t.x > e.max.x && (i |= 2),
t.y < e.min.y ? i |= 4 : t.y > e.max.y && (i |= 8),
i
},
_sqDist: function(t, e) {
var i = e.x - t.x
, n = e.y - t.y;
return i * i + n * n
},
_sqClosestPointOnSegment: function(t, e, i, n) {
var s, r = e.x, a = e.y, h = i.x - r, l = i.y - a, u = h * h + l * l;
return u > 0 && (s = ((t.x - r) * h + (t.y - a) * l) / u,
s > 1 ? (r = i.x,
a = i.y) : s > 0 && (r += h * s,
a += l * s)),
h = t.x - r,
l = t.y - a,
n ? h * h + l * l : new o.Point(r,a)
}
},
o.Polyline = o.Path.extend({
options: {
smoothFactor: 1,
noClip: !1
},
initialize: function(t, e) {
o.setOptions(this, e),
this._setLatLngs(t)
},
getLatLngs: function() {
return this._latlngs
},
setLatLngs: function(t) {
return this._setLatLngs(t),
this.redraw()
},
isEmpty: function() {
return !this._latlngs.length
},
closestLayerPoint: function(t) {
for (var e, i, n = 1 / 0, s = null, r = o.LineUtil._sqClosestPointOnSegment, a = 0, h = this._parts.length; a < h; a++)
for (var l = this._parts[a], u = 1, c = l.length; u < c; u++) {
e = l[u - 1],
i = l[u];
var d = r(t, e, i, !0);
d < n && (n = d,
s = r(t, e, i))
}
return s && (s.distance = Math.sqrt(n)),
s
},
getCenter: function() {
if (!this._map)
throw new Error("Must add layer to map before using getCenter()");
var t, e, i, n, o, s, r, a = this._rings[0], h = a.length;
if (!h)
return null;
for (t = 0,
e = 0; t < h - 1; t++)
e += a[t].distanceTo(a[t + 1]) / 2;
if (0 === e)
return this._map.layerPointToLatLng(a[0]);
for (t = 0,
n = 0; t < h - 1; t++)
if (o = a[t],
s = a[t + 1],
i = o.distanceTo(s),
n += i,
n > e)
return r = (n - e) / i,
this._map.layerPointToLatLng([s.x - r * (s.x - o.x), s.y - r * (s.y - o.y)])
},
getBounds: function() {
return this._bounds
},
addLatLng: function(t, e) {
return e = e || this._defaultShape(),
t = o.latLng(t),
e.push(t),
this._bounds.extend(t),
this.redraw()
},
_setLatLngs: function(t) {
this._bounds = new o.LatLngBounds,
this._latlngs = this._convertLatLngs(t)
},
_defaultShape: function() {
return o.Polyline._flat(this._latlngs) ? this._latlngs : this._latlngs[0]
},
_convertLatLngs: function(t) {
for (var e = [], i = o.Polyline._flat(t), n = 0, s = t.length; n < s; n++)
i ? (e[n] = o.latLng(t[n]),
this._bounds.extend(e[n])) : e[n] = this._convertLatLngs(t[n]);
return e
},
_project: function() {
var t = new o.Bounds;
this._rings = [],
this._projectLatlngs(this._latlngs, this._rings, t);
var e = this._clickTolerance()
, i = new o.Point(e,e);
this._bounds.isValid() && t.isValid() && (t.min._subtract(i),
t.max._add(i),
this._pxBounds = t)
},
_projectLatlngs: function(t, e, i) {
var n, s, r = t[0]instanceof o.LatLng, a = t.length;
if (r) {
for (s = [],
n = 0; n < a; n++)
s[n] = this._map.latLngToLayerPoint(t[n]),
i.extend(s[n]);
e.push(s)
} else
for (n = 0; n < a; n++)
this._projectLatlngs(t[n], e, i)
},
_clipPoints: function() {
var t = this._renderer._bounds;
if (this._parts = [],
this._pxBounds && this._pxBounds.intersects(t)) {
if (this.options.noClip)
return void (this._parts = this._rings);
var e, i, n, s, r, a, h, l = this._parts;
for (e = 0,
n = 0,
s = this._rings.length; e < s; e++)
for (h = this._rings[e],
i = 0,
r = h.length; i < r - 1; i++)
a = o.LineUtil.clipSegment(h[i], h[i + 1], t, i, !0),
a && (l[n] = l[n] || [],
l[n].push(a[0]),
a[1] === h[i + 1] && i !== r - 2 || (l[n].push(a[1]),
n++))
}
},
_simplifyPoints: function() {
for (var t = this._parts, e = this.options.smoothFactor, i = 0, n = t.length; i < n; i++)
t[i] = o.LineUtil.simplify(t[i], e)
},
_update: function() {
this._map && (this._clipPoints(),
this._simplifyPoints(),
this._updatePath())
},
_updatePath: function() {
this._renderer._updatePoly(this)
}
}),
o.polyline = function(t, e) {
return new o.Polyline(t,e)
}
,
o.Polyline._flat = function(t) {
return !o.Util.isArray(t[0]) || "object" != typeof t[0][0] && "undefined" != typeof t[0][0]
}
,
o.PolyUtil = {},
o.PolyUtil.clipPolygon = function(t, e, i) {
var n, s, r, a, h, l, u, c, d, _ = [1, 4, 2, 8], m = o.LineUtil;
for (s = 0,
u = t.length; s < u; s++)
t[s]._code = m._getBitCode(t[s], e);
for (a = 0; a < 4; a++) {
for (c = _[a],
n = [],
s = 0,
u = t.length,
r = u - 1; s < u; r = s++)
h = t[s],
l = t[r],
h._code & c ? l._code & c || (d = m._getEdgeIntersection(l, h, c, e, i),
d._code = m._getBitCode(d, e),
n.push(d)) : (l._code & c && (d = m._getEdgeIntersection(l, h, c, e, i),
d._code = m._getBitCode(d, e),
n.push(d)),
n.push(h));
t = n
}
return t
}
,
o.Polygon = o.Polyline.extend({
options: {
fill: !0
},
isEmpty: function() {
return !this._latlngs.length || !this._latlngs[0].length
},
getCenter: function() {
if (!this._map)
throw new Error("Must add layer to map before using getCenter()");
var t, e, i, n, o, s, r, a, h, l = this._rings[0], u = l.length;
if (!u)
return null;
for (s = r = a = 0,
t = 0,
e = u - 1; t < u; e = t++)
i = l[t],
n = l[e],
o = i.y * n.x - n.y * i.x,
r += (i.x + n.x) * o,
a += (i.y + n.y) * o,
s += 3 * o;
return h = 0 === s ? l[0] : [r / s, a / s],
this._map.layerPointToLatLng(h)
},
_convertLatLngs: function(t) {
var e = o.Polyline.prototype._convertLatLngs.call(this, t)
, i = e.length;
return i >= 2 && e[0]instanceof o.LatLng && e[0].equals(e[i - 1]) && e.pop(),
e
},
_setLatLngs: function(t) {
o.Polyline.prototype._setLatLngs.call(this, t),
o.Polyline._flat(this._latlngs) && (this._latlngs = [this._latlngs])
},
_defaultShape: function() {
return o.Polyline._flat(this._latlngs[0]) ? this._latlngs[0] : this._latlngs[0][0]
},
_clipPoints: function() {
var t = this._renderer._bounds
, e = this.options.weight
, i = new o.Point(e,e);
if (t = new o.Bounds(t.min.subtract(i),t.max.add(i)),
this._parts = [],
this._pxBounds && this._pxBounds.intersects(t)) {
if (this.options.noClip)
return void (this._parts = this._rings);
for (var n, s = 0, r = this._rings.length; s < r; s++)
n = o.PolyUtil.clipPolygon(this._rings[s], t, !0),
n.length && this._parts.push(n)
}
},
_updatePath: function() {
this._renderer._updatePoly(this, !0)
}
}),
o.polygon = function(t, e) {
return new o.Polygon(t,e)
}
,
o.Rectangle = o.Polygon.extend({
initialize: function(t, e) {
o.Polygon.prototype.initialize.call(this, this._boundsToLatLngs(t), e)
},
setBounds: function(t) {
return this.setLatLngs(this._boundsToLatLngs(t))
},
_boundsToLatLngs: function(t) {
return t = o.latLngBounds(t),
[t.getSouthWest(), t.getNorthWest(), t.getNorthEast(), t.getSouthEast()]
}
}),
o.rectangle = function(t, e) {
return new o.Rectangle(t,e)
}
,
o.CircleMarker = o.Path.extend({
options: {
fill: !0,
radius: 10
},
initialize: function(t, e) {
o.setOptions(this, e),
this._latlng = o.latLng(t),
this._radius = this.options.radius
},
setLatLng: function(t) {
return this._latlng = o.latLng(t),
this.redraw(),
this.fire("move", {
latlng: this._latlng
})
},
getLatLng: function() {
return this._latlng
},
setRadius: function(t) {
return this.options.radius = this._radius = t,
this.redraw()
},
getRadius: function() {
return this._radius
},
setStyle: function(t) {
var e = t && t.radius || this._radius;
return o.Path.prototype.setStyle.call(this, t),
this.setRadius(e),
this
},
_project: function() {
this._point = this._map.latLngToLayerPoint(this._latlng),
this._updateBounds()
},
_updateBounds: function() {
var t = this._radius
, e = this._radiusY || t
, i = this._clickTolerance()
, n = [t + i, e + i];
this._pxBounds = new o.Bounds(this._point.subtract(n),this._point.add(n))
},
_update: function() {
this._map && this._updatePath()
},
_updatePath: function() {
this._renderer._updateCircle(this)
},
_empty: function() {
return this._radius && !this._renderer._bounds.intersects(this._pxBounds)
}
}),
o.circleMarker = function(t, e) {
return new o.CircleMarker(t,e)
}
,
o.Circle = o.CircleMarker.extend({
initialize: function(t, e, i) {
if ("number" == typeof e && (e = o.extend({}, i, {
radius: e
})),
o.setOptions(this, e),
this._latlng = o.latLng(t),
isNaN(this.options.radius))
throw new Error("Circle radius cannot be NaN");
this._mRadius = this.options.radius
},
setRadius: function(t) {
return this._mRadius = t,
this.redraw()
},
getRadius: function() {
return this._mRadius
},
getBounds: function() {
var t = [this._radius, this._radiusY || this._radius];
return new o.LatLngBounds(this._map.layerPointToLatLng(this._point.subtract(t)),this._map.layerPointToLatLng(this._point.add(t)));
},
setStyle: o.Path.prototype.setStyle,
_project: function() {
var t = this._latlng.lng
, e = this._latlng.lat
, i = this._map
, n = i.options.crs;
if (n.distance === o.CRS.Earth.distance) {
var s = Math.PI / 180
, r = this._mRadius / o.CRS.Earth.R / s
, a = i.project([e + r, t])
, h = i.project([e - r, t])
, l = a.add(h).divideBy(2)
, u = i.unproject(l).lat
, c = Math.acos((Math.cos(r * s) - Math.sin(e * s) * Math.sin(u * s)) / (Math.cos(e * s) * Math.cos(u * s))) / s;
(isNaN(c) || 0 === c) && (c = r / Math.cos(Math.PI / 180 * e)),
this._point = l.subtract(i.getPixelOrigin()),
this._radius = isNaN(c) ? 0 : Math.max(Math.round(l.x - i.project([u, t - c]).x), 1),
this._radiusY = Math.max(Math.round(l.y - a.y), 1)
} else {
var d = n.unproject(n.project(this._latlng).subtract([this._mRadius, 0]));
this._point = i.latLngToLayerPoint(this._latlng),
this._radius = this._point.x - i.latLngToLayerPoint(d).x
}
this._updateBounds()
}
}),
o.circle = function(t, e, i) {
return new o.Circle(t,e,i)
}
,
o.SVG = o.Renderer.extend({
getEvents: function() {
var t = o.Renderer.prototype.getEvents.call(this);
return t.zoomstart = this._onZoomStart,
t
},
_initContainer: function() {
this._container = o.SVG.create("svg"),
this._container.setAttribute("pointer-events", "none"),
this._rootGroup = o.SVG.create("g"),
this._container.appendChild(this._rootGroup)
},
_onZoomStart: function() {
this._update()
},
_update: function() {
if (!this._map._animatingZoom || !this._bounds) {
o.Renderer.prototype._update.call(this);
var t = this._bounds
, e = t.getSize()
, i = this._container;
this._svgSize && this._svgSize.equals(e) || (this._svgSize = e,
i.setAttribute("width", e.x),
i.setAttribute("height", e.y)),
o.DomUtil.setPosition(i, t.min),
i.setAttribute("viewBox", [t.min.x, t.min.y, e.x, e.y].join(" ")),
this.fire("update")
}
},
_initPath: function(t) {
var e = t._path = o.SVG.create("path");
t.options.className && o.DomUtil.addClass(e, t.options.className),
t.options.interactive && o.DomUtil.addClass(e, "leaflet-interactive"),
this._updateStyle(t),
this._layers[o.stamp(t)] = t
},
_addPath: function(t) {
this._rootGroup.appendChild(t._path),
t.addInteractiveTarget(t._path)
},
_removePath: function(t) {
o.DomUtil.remove(t._path),
t.removeInteractiveTarget(t._path),
delete this._layers[o.stamp(t)]
},
_updatePath: function(t) {
t._project(),
t._update()
},
_updateStyle: function(t) {
var e = t._path
, i = t.options;
e && (i.stroke ? (e.setAttribute("stroke", i.color),
e.setAttribute("stroke-opacity", i.opacity),
e.setAttribute("stroke-width", i.weight),
e.setAttribute("stroke-linecap", i.lineCap),
e.setAttribute("stroke-linejoin", i.lineJoin),
i.dashArray ? e.setAttribute("stroke-dasharray", i.dashArray) : e.removeAttribute("stroke-dasharray"),
i.dashOffset ? e.setAttribute("stroke-dashoffset", i.dashOffset) : e.removeAttribute("stroke-dashoffset")) : e.setAttribute("stroke", "none"),
i.fill ? (e.setAttribute("fill", i.fillColor || i.color),
e.setAttribute("fill-opacity", i.fillOpacity),
e.setAttribute("fill-rule", i.fillRule || "evenodd")) : e.setAttribute("fill", "none"))
},
_updatePoly: function(t, e) {
this._setPath(t, o.SVG.pointsToPath(t._parts, e))
},
_updateCircle: function(t) {
var e = t._point
, i = t._radius
, n = t._radiusY || i
, o = "a" + i + "," + n + " 0 1,0 "
, s = t._empty() ? "M0 0" : "M" + (e.x - i) + "," + e.y + o + 2 * i + ",0 " + o + 2 * -i + ",0 ";
this._setPath(t, s)
},
_setPath: function(t, e) {
t._path.setAttribute("d", e)
},
_bringToFront: function(t) {
o.DomUtil.toFront(t._path)
},
_bringToBack: function(t) {
o.DomUtil.toBack(t._path)
}
}),
o.extend(o.SVG, {
create: function(t) {
return e.createElementNS("http://www.w3.org/2000/svg", t)
},
pointsToPath: function(t, e) {
var i, n, s, r, a, h, l = "";
for (i = 0,
s = t.length; i < s; i++) {
for (a = t[i],
n = 0,
r = a.length; n < r; n++)
h = a[n],
l += (n ? "L" : "M") + h.x + " " + h.y;
l += e ? o.Browser.svg ? "z" : "x" : ""
}
return l || "M0 0"
}
}),
o.Browser.svg = !(!e.createElementNS || !o.SVG.create("svg").createSVGRect),
o.svg = function(t) {
return o.Browser.svg || o.Browser.vml ? new o.SVG(t) : null
}
,
o.Browser.vml = !o.Browser.svg && function() {
try {
var t = e.createElement("div");
t.innerHTML = '<v:shape adj="1"/>';
var i = t.firstChild;
return i.style.behavior = "url(#default#VML)",
i && "object" == typeof i.adj
} catch (t) {
return !1
}
}(),
o.SVG.include(o.Browser.vml ? {
_initContainer: function() {
this._container = o.DomUtil.create("div", "leaflet-vml-container")
},
_update: function() {
this._map._animatingZoom || (o.Renderer.prototype._update.call(this),
this.fire("update"))
},
_initPath: function(t) {
var e = t._container = o.SVG.create("shape");
o.DomUtil.addClass(e, "leaflet-vml-shape " + (this.options.className || "")),
e.coordsize = "1 1",
t._path = o.SVG.create("path"),
e.appendChild(t._path),
this._updateStyle(t),
this._layers[o.stamp(t)] = t
},
_addPath: function(t) {
var e = t._container;
this._container.appendChild(e),
t.options.interactive && t.addInteractiveTarget(e)
},
_removePath: function(t) {
var e = t._container;
o.DomUtil.remove(e),
t.removeInteractiveTarget(e),
delete this._layers[o.stamp(t)]
},
_updateStyle: function(t) {
var e = t._stroke
, i = t._fill
, n = t.options
, s = t._container;
s.stroked = !!n.stroke,
s.filled = !!n.fill,
n.stroke ? (e || (e = t._stroke = o.SVG.create("stroke")),
s.appendChild(e),
e.weight = n.weight + "px",
e.color = n.color,
e.opacity = n.opacity,
n.dashArray ? e.dashStyle = o.Util.isArray(n.dashArray) ? n.dashArray.join(" ") : n.dashArray.replace(/( *, *)/g, " ") : e.dashStyle = "",
e.endcap = n.lineCap.replace("butt", "flat"),
e.joinstyle = n.lineJoin) : e && (s.removeChild(e),
t._stroke = null),
n.fill ? (i || (i = t._fill = o.SVG.create("fill")),
s.appendChild(i),
i.color = n.fillColor || n.color,
i.opacity = n.fillOpacity) : i && (s.removeChild(i),
t._fill = null)
},
_updateCircle: function(t) {
var e = t._point.round()
, i = Math.round(t._radius)
, n = Math.round(t._radiusY || i);
this._setPath(t, t._empty() ? "M0 0" : "AL " + e.x + "," + e.y + " " + i + "," + n + " 0,23592600")
},
_setPath: function(t, e) {
t._path.v = e
},
_bringToFront: function(t) {
o.DomUtil.toFront(t._container)
},
_bringToBack: function(t) {
o.DomUtil.toBack(t._container)
}
} : {}),
o.Browser.vml && (o.SVG.create = function() {
try {
return e.namespaces.add("lvml", "urn:schemas-microsoft-com:vml"),
function(t) {
return e.createElement("<lvml:" + t + ' class="lvml">')
}
} catch (t) {
return function(t) {
return e.createElement("<" + t + ' xmlns="urn:schemas-microsoft.com:vml" class="lvml">')
}
}
}()),
o.Canvas = o.Renderer.extend({
getEvents: function() {
var t = o.Renderer.prototype.getEvents.call(this);
return t.viewprereset = this._onViewPreReset,
t
},
_onViewPreReset: function() {
this._postponeUpdatePaths = !0
},
onAdd: function() {
o.Renderer.prototype.onAdd.call(this),
this._draw()
},
_initContainer: function() {
var t = this._container = e.createElement("canvas");
o.DomEvent.on(t, "mousemove", o.Util.throttle(this._onMouseMove, 32, this), this).on(t, "click dblclick mousedown mouseup contextmenu", this._onClick, this).on(t, "mouseout", this._handleMouseOut, this),
this._ctx = t.getContext("2d")
},
_updatePaths: function() {
if (!this._postponeUpdatePaths) {
var t;
this._redrawBounds = null;
for (var e in this._layers)
t = this._layers[e],
t._update();
this._redraw()
}
},
_update: function() {
if (!this._map._animatingZoom || !this._bounds) {
this._drawnLayers = {},
o.Renderer.prototype._update.call(this);
var t = this._bounds
, e = this._container
, i = t.getSize()
, n = o.Browser.retina ? 2 : 1;
o.DomUtil.setPosition(e, t.min),
e.width = n * i.x,
e.height = n * i.y,
e.style.width = i.x + "px",
e.style.height = i.y + "px",
o.Browser.retina && this._ctx.scale(2, 2),
this._ctx.translate(-t.min.x, -t.min.y),
this.fire("update")
}
},
_reset: function() {
o.Renderer.prototype._reset.call(this),
this._postponeUpdatePaths && (this._postponeUpdatePaths = !1,
this._updatePaths())
},
_initPath: function(t) {
this._updateDashArray(t),
this._layers[o.stamp(t)] = t;
var e = t._order = {
layer: t,
prev: this._drawLast,
next: null
};
this._drawLast && (this._drawLast.next = e),
this._drawLast = e,
this._drawFirst = this._drawFirst || this._drawLast
},
_addPath: function(t) {
this._requestRedraw(t)
},
_removePath: function(t) {
var e = t._order
, i = e.next
, n = e.prev;
i ? i.prev = n : this._drawLast = n,
n ? n.next = i : this._drawFirst = i,
delete t._order,
delete this._layers[o.stamp(t)],
this._requestRedraw(t)
},
_updatePath: function(t) {
this._extendRedrawBounds(t),
t._project(),
t._update(),
this._requestRedraw(t)
},
_updateStyle: function(t) {
this._updateDashArray(t),
this._requestRedraw(t)
},
_updateDashArray: function(t) {
if (t.options.dashArray) {
var e, i = t.options.dashArray.split(","), n = [];
for (e = 0; e < i.length; e++)
n.push(Number(i[e]));
t.options._dashArray = n
}
},
_requestRedraw: function(t) {
this._map && (this._extendRedrawBounds(t),
this._redrawRequest = this._redrawRequest || o.Util.requestAnimFrame(this._redraw, this))
},
_extendRedrawBounds: function(t) {
var e = (t.options.weight || 0) + 1;
this._redrawBounds = this._redrawBounds || new o.Bounds,
this._redrawBounds.extend(t._pxBounds.min.subtract([e, e])),
this._redrawBounds.extend(t._pxBounds.max.add([e, e]))
},
_redraw: function() {
this._redrawRequest = null,
this._redrawBounds && (this._redrawBounds.min._floor(),
this._redrawBounds.max._ceil()),
this._clear(),
this._draw(),
this._redrawBounds = null
},
_clear: function() {
var t = this._redrawBounds;
if (t) {
var e = t.getSize();
this._ctx.clearRect(t.min.x, t.min.y, e.x, e.y)
} else
this._ctx.clearRect(0, 0, this._container.width, this._container.height)
},
_draw: function() {
var t, e = this._redrawBounds;
if (this._ctx.save(),
e) {
var i = e.getSize();
this._ctx.beginPath(),
this._ctx.rect(e.min.x, e.min.y, i.x, i.y),
this._ctx.clip()
}
this._drawing = !0;
for (var n = this._drawFirst; n; n = n.next)
t = n.layer,
(!e || t._pxBounds && t._pxBounds.intersects(e)) && t._updatePath();
this._drawing = !1,
this._ctx.restore()
},
_updatePoly: function(t, e) {
if (this._drawing) {
var i, n, o, s, r = t._parts, a = r.length, h = this._ctx;
if (a) {
for (this._drawnLayers[t._leaflet_id] = t,
h.beginPath(),
h.setLineDash && h.setLineDash(t.options && t.options._dashArray || []),
i = 0; i < a; i++) {
for (n = 0,
o = r[i].length; n < o; n++)
s = r[i][n],
h[n ? "lineTo" : "moveTo"](s.x, s.y);
e && h.closePath()
}
this._fillStroke(h, t)
}
}
},
_updateCircle: function(t) {
if (this._drawing && !t._empty()) {
var e = t._point
, i = this._ctx
, n = t._radius
, o = (t._radiusY || n) / n;
this._drawnLayers[t._leaflet_id] = t,
1 !== o && (i.save(),
i.scale(1, o)),
i.beginPath(),
i.arc(e.x, e.y / o, n, 0, 2 * Math.PI, !1),
1 !== o && i.restore(),
this._fillStroke(i, t)
}
},
_fillStroke: function(t, e) {
var i = e.options;
i.fill && (t.globalAlpha = i.fillOpacity,
t.fillStyle = i.fillColor || i.color,
t.fill(i.fillRule || "evenodd")),
i.stroke && 0 !== i.weight && (t.globalAlpha = i.opacity,
t.lineWidth = i.weight,
t.strokeStyle = i.color,
t.lineCap = i.lineCap,
t.lineJoin = i.lineJoin,
t.stroke())
},
_onClick: function(t) {
for (var e, i, n = this._map.mouseEventToLayerPoint(t), s = this._drawFirst; s; s = s.next)
e = s.layer,
e.options.interactive && e._containsPoint(n) && !this._map._draggableMoved(e) && (i = e);
i && (o.DomEvent._fakeStop(t),
this._fireEvent([i], t))
},
_onMouseMove: function(t) {
if (this._map && !this._map.dragging.moving() && !this._map._animatingZoom) {
var e = this._map.mouseEventToLayerPoint(t);
this._handleMouseHover(t, e)
}
},
_handleMouseOut: function(t) {
var e = this._hoveredLayer;
e && (o.DomUtil.removeClass(this._container, "leaflet-interactive"),
this._fireEvent([e], t, "mouseout"),
this._hoveredLayer = null)
},
_handleMouseHover: function(t, e) {
for (var i, n, s = this._drawFirst; s; s = s.next)
i = s.layer,
i.options.interactive && i._containsPoint(e) && (n = i);
n !== this._hoveredLayer && (this._handleMouseOut(t),
n && (o.DomUtil.addClass(this._container, "leaflet-interactive"),
this._fireEvent([n], t, "mouseover"),
this._hoveredLayer = n)),
this._hoveredLayer && this._fireEvent([this._hoveredLayer], t)
},
_fireEvent: function(t, e, i) {
this._map._fireDOMEvent(e, i || e.type, t)
},
_bringToFront: function(t) {
var e = t._order
, i = e.next
, n = e.prev;
i && (i.prev = n,
n ? n.next = i : i && (this._drawFirst = i),
e.prev = this._drawLast,
this._drawLast.next = e,
e.next = null,
this._drawLast = e,
this._requestRedraw(t))
},
_bringToBack: function(t) {
var e = t._order
, i = e.next
, n = e.prev;
n && (n.next = i,
i ? i.prev = n : n && (this._drawLast = n),
e.prev = null,
e.next = this._drawFirst,
this._drawFirst.prev = e,
this._drawFirst = e,
this._requestRedraw(t))
}
}),
o.Browser.canvas = function() {
return !!e.createElement("canvas").getContext
}(),
o.canvas = function(t) {
return o.Browser.canvas ? new o.Canvas(t) : null
}
,
o.Polyline.prototype._containsPoint = function(t, e) {
var i, n, s, r, a, h, l = this._clickTolerance();
if (!this._pxBounds.contains(t))
return !1;
for (i = 0,
r = this._parts.length; i < r; i++)
for (h = this._parts[i],
n = 0,
a = h.length,
s = a - 1; n < a; s = n++)
if ((e || 0 !== n) && o.LineUtil.pointToSegmentDistance(t, h[s], h[n]) <= l)
return !0;
return !1
}
,
o.Polygon.prototype._containsPoint = function(t) {
var e, i, n, s, r, a, h, l, u = !1;
if (!this._pxBounds.contains(t))
return !1;
for (s = 0,
h = this._parts.length; s < h; s++)
for (e = this._parts[s],
r = 0,
l = e.length,
a = l - 1; r < l; a = r++)
i = e[r],
n = e[a],
i.y > t.y != n.y > t.y && t.x < (n.x - i.x) * (t.y - i.y) / (n.y - i.y) + i.x && (u = !u);
return u || o.Polyline.prototype._containsPoint.call(this, t, !0)
}
,
o.CircleMarker.prototype._containsPoint = function(t) {
return t.distanceTo(this._point) <= this._radius + this._clickTolerance()
}
,
o.GeoJSON = o.FeatureGroup.extend({
initialize: function(t, e) {
o.setOptions(this, e),
this._layers = {},
t && this.addData(t)
},
addData: function(t) {
var e, i, n, s = o.Util.isArray(t) ? t : t.features;
if (s) {
for (e = 0,
i = s.length; e < i; e++)
n = s[e],
(n.geometries || n.geometry || n.features || n.coordinates) && this.addData(n);
return this
}
var r = this.options;
if (r.filter && !r.filter(t))
return this;
var a = o.GeoJSON.geometryToLayer(t, r);
return a ? (a.feature = o.GeoJSON.asFeature(t),
a.defaultOptions = a.options,
this.resetStyle(a),
r.onEachFeature && r.onEachFeature(t, a),
this.addLayer(a)) : this
},
resetStyle: function(t) {
return t.options = o.Util.extend({}, t.defaultOptions),
this._setLayerStyle(t, this.options.style),
this
},
setStyle: function(t) {
return this.eachLayer(function(e) {
this._setLayerStyle(e, t)
}, this)
},
_setLayerStyle: function(t, e) {
"function" == typeof e && (e = e(t.feature)),
t.setStyle && t.setStyle(e)
}
}),
o.extend(o.GeoJSON, {
geometryToLayer: function(t, e) {
var i, n, s, r, a = "Feature" === t.type ? t.geometry : t, h = a ? a.coordinates : null, l = [], u = e && e.pointToLayer, c = e && e.coordsToLatLng || this.coordsToLatLng;
if (!h && !a)
return null;
switch (a.type) {
case "Point":
return i = c(h),
u ? u(t, i) : new o.Marker(i);
case "MultiPoint":
for (s = 0,
r = h.length; s < r; s++)
i = c(h[s]),
l.push(u ? u(t, i) : new o.Marker(i));
return new o.FeatureGroup(l);
case "LineString":
case "MultiLineString":
return n = this.coordsToLatLngs(h, "LineString" === a.type ? 0 : 1, c),
new o.Polyline(n,e);
case "Polygon":
case "MultiPolygon":
return n = this.coordsToLatLngs(h, "Polygon" === a.type ? 1 : 2, c),
new o.Polygon(n,e);
case "GeometryCollection":
for (s = 0,
r = a.geometries.length; s < r; s++) {
var d = this.geometryToLayer({
geometry: a.geometries[s],
type: "Feature",
properties: t.properties
}, e);
d && l.push(d)
}
return new o.FeatureGroup(l);
default:
throw new Error("Invalid GeoJSON object.")
}
},
coordsToLatLng: function(t) {
return new o.LatLng(t[1],t[0],t[2])
},
coordsToLatLngs: function(t, e, i) {
for (var n, o = [], s = 0, r = t.length; s < r; s++)
n = e ? this.coordsToLatLngs(t[s], e - 1, i) : (i || this.coordsToLatLng)(t[s]),
o.push(n);
return o
},
latLngToCoords: function(t) {
return t.alt !== i ? [t.lng, t.lat, t.alt] : [t.lng, t.lat]
},
latLngsToCoords: function(t, e, i) {
for (var n = [], s = 0, r = t.length; s < r; s++)
n.push(e ? o.GeoJSON.latLngsToCoords(t[s], e - 1, i) : o.GeoJSON.latLngToCoords(t[s]));
return !e && i && n.push(n[0]),
n
},
getFeature: function(t, e) {
return t.feature ? o.extend({}, t.feature, {
geometry: e
}) : o.GeoJSON.asFeature(e)
},
asFeature: function(t) {
return "Feature" === t.type || "FeatureCollection" === t.type ? t : {
type: "Feature",
properties: {},
geometry: t
}
}
});
var a = {
toGeoJSON: function() {
return o.GeoJSON.getFeature(this, {
type: "Point",
coordinates: o.GeoJSON.latLngToCoords(this.getLatLng())
})
}
};
o.Marker.include(a),
o.Circle.include(a),
o.CircleMarker.include(a),
o.Polyline.prototype.toGeoJSON = function() {
var t = !o.Polyline._flat(this._latlngs)
, e = o.GeoJSON.latLngsToCoords(this._latlngs, t ? 1 : 0);
return o.GeoJSON.getFeature(this, {
type: (t ? "Multi" : "") + "LineString",
coordinates: e
})
}
,
o.Polygon.prototype.toGeoJSON = function() {
var t = !o.Polyline._flat(this._latlngs)
, e = t && !o.Polyline._flat(this._latlngs[0])
, i = o.GeoJSON.latLngsToCoords(this._latlngs, e ? 2 : t ? 1 : 0, !0);
return t || (i = [i]),
o.GeoJSON.getFeature(this, {
type: (e ? "Multi" : "") + "Polygon",
coordinates: i
})
}
,
o.LayerGroup.include({
toMultiPoint: function() {
var t = [];
return this.eachLayer(function(e) {
t.push(e.toGeoJSON().geometry.coordinates)
}),
o.GeoJSON.getFeature(this, {
type: "MultiPoint",
coordinates: t
})
},
toGeoJSON: function() {
var t = this.feature && this.feature.geometry && this.feature.geometry.type;
if ("MultiPoint" === t)
return this.toMultiPoint();
var e = "GeometryCollection" === t
, i = [];
return this.eachLayer(function(t) {
if (t.toGeoJSON) {
var n = t.toGeoJSON();
i.push(e ? n.geometry : o.GeoJSON.asFeature(n))
}
}),
e ? o.GeoJSON.getFeature(this, {
geometries: i,
type: "GeometryCollection"
}) : {
type: "FeatureCollection",
features: i
}
}
}),
o.geoJSON = function(t, e) {
return new o.GeoJSON(t,e)
}
,
o.geoJson = o.geoJSON,
o.Draggable = o.Evented.extend({
options: {
clickTolerance: 3
},
statics: {
START: o.Browser.touch ? ["touchstart", "mousedown"] : ["mousedown"],
END: {
mousedown: "mouseup",
touchstart: "touchend",
pointerdown: "touchend",
MSPointerDown: "touchend"
},
MOVE: {
mousedown: "mousemove",
touchstart: "touchmove",
pointerdown: "touchmove",
MSPointerDown: "touchmove"
}
},
initialize: function(t, e, i) {
this._element = t,
this._dragStartTarget = e || t,
this._preventOutline = i
},
enable: function() {
this._enabled || (o.DomEvent.on(this._dragStartTarget, o.Draggable.START.join(" "), this._onDown, this),
this._enabled = !0)
},
disable: function() {
this._enabled && (o.Draggable._dragging === this && this.finishDrag(),
o.DomEvent.off(this._dragStartTarget, o.Draggable.START.join(" "), this._onDown, this),
this._enabled = !1,
this._moved = !1)
},
_onDown: function(t) {
if (!t._simulated && this._enabled && (this._moved = !1,
!o.DomUtil.hasClass(this._element, "leaflet-zoom-anim") && !(o.Draggable._dragging || t.shiftKey || 1 !== t.which && 1 !== t.button && !t.touches || (o.Draggable._dragging = this,
this._preventOutline && o.DomUtil.preventOutline(this._element),
o.DomUtil.disableImageDrag(),
o.DomUtil.disableTextSelection(),
this._moving)))) {
this.fire("down");
var i = t.touches ? t.touches[0] : t;
this._startPoint = new o.Point(i.clientX,i.clientY),
o.DomEvent.on(e, o.Draggable.MOVE[t.type], this._onMove, this).on(e, o.Draggable.END[t.type], this._onUp, this)
}
},
_onMove: function(i) {
if (!i._simulated && this._enabled) {
if (i.touches && i.touches.length > 1)
return void (this._moved = !0);
var n = i.touches && 1 === i.touches.length ? i.touches[0] : i
, s = new o.Point(n.clientX,n.clientY)
, r = s.subtract(this._startPoint);
(r.x || r.y) && (Math.abs(r.x) + Math.abs(r.y) < this.options.clickTolerance || (o.DomEvent.preventDefault(i),
this._moved || (this.fire("dragstart"),
this._moved = !0,
this._startPos = o.DomUtil.getPosition(this._element).subtract(r),
o.DomUtil.addClass(e.body, "leaflet-dragging"),
this._lastTarget = i.target || i.srcElement,
t.SVGElementInstance && this._lastTarget instanceof SVGElementInstance && (this._lastTarget = this._lastTarget.correspondingUseElement),
o.DomUtil.addClass(this._lastTarget, "leaflet-drag-target")),
this._newPos = this._startPos.add(r),
this._moving = !0,
o.Util.cancelAnimFrame(this._animRequest),
this._lastEvent = i,
this._animRequest = o.Util.requestAnimFrame(this._updatePosition, this, !0)))
}
},
_updatePosition: function() {
var t = {
originalEvent: this._lastEvent
};
this.fire("predrag", t),
o.DomUtil.setPosition(this._element, this._newPos),
this.fire("drag", t)
},
_onUp: function(t) {
!t._simulated && this._enabled && this.finishDrag()
},
finishDrag: function() {
o.DomUtil.removeClass(e.body, "leaflet-dragging"),
this._lastTarget && (o.DomUtil.removeClass(this._lastTarget, "leaflet-drag-target"),
this._lastTarget = null);
for (var t in o.Draggable.MOVE)
o.DomEvent.off(e, o.Draggable.MOVE[t], this._onMove, this).off(e, o.Draggable.END[t], this._onUp, this);
o.DomUtil.enableImageDrag(),
o.DomUtil.enableTextSelection(),
this._moved && this._moving && (o.Util.cancelAnimFrame(this._animRequest),
this.fire("dragend", {
distance: this._newPos.distanceTo(this._startPos)
})),
this._moving = !1,
o.Draggable._dragging = !1
}
}),
o.Handler = o.Class.extend({
initialize: function(t) {
this._map = t
},
enable: function() {
return this._enabled ? this : (this._enabled = !0,
this.addHooks(),
this)
},
disable: function() {
return this._enabled ? (this._enabled = !1,
this.removeHooks(),
this) : this
},
enabled: function() {
return !!this._enabled
}
}),
o.Map.mergeOptions({
dragging: !0,
inertia: !o.Browser.android23,
inertiaDeceleration: 3400,
inertiaMaxSpeed: 1 / 0,
easeLinearity: .2,
worldCopyJump: !1,
maxBoundsViscosity: 0
}),
o.Map.Drag = o.Handler.extend({
addHooks: function() {
if (!this._draggable) {
var t = this._map;
this._draggable = new o.Draggable(t._mapPane,t._container),
this._draggable.on({
down: this._onDown,
dragstart: this._onDragStart,
drag: this._onDrag,
dragend: this._onDragEnd
}, this),
this._draggable.on("predrag", this._onPreDragLimit, this),
t.options.worldCopyJump && (this._draggable.on("predrag", this._onPreDragWrap, this),
t.on("zoomend", this._onZoomEnd, this),
t.whenReady(this._onZoomEnd, this))
}
o.DomUtil.addClass(this._map._container, "leaflet-grab leaflet-touch-drag"),
this._draggable.enable(),
this._positions = [],
this._times = []
},
removeHooks: function() {
o.DomUtil.removeClass(this._map._container, "leaflet-grab"),
o.DomUtil.removeClass(this._map._container, "leaflet-touch-drag"),
this._draggable.disable()
},
moved: function() {
return this._draggable && this._draggable._moved
},
moving: function() {
return this._draggable && this._draggable._moving
},
_onDown: function() {
this._map._stop()
},
_onDragStart: function() {
var t = this._map;
if (this._map.options.maxBounds && this._map.options.maxBoundsViscosity) {
var e = o.latLngBounds(this._map.options.maxBounds);
this._offsetLimit = o.bounds(this._map.latLngToContainerPoint(e.getNorthWest()).multiplyBy(-1), this._map.latLngToContainerPoint(e.getSouthEast()).multiplyBy(-1).add(this._map.getSize())),
this._viscosity = Math.min(1, Math.max(0, this._map.options.maxBoundsViscosity))
} else
this._offsetLimit = null;
t.fire("movestart").fire("dragstart"),
t.options.inertia && (this._positions = [],
this._times = [])
},
_onDrag: function(t) {
if (this._map.options.inertia) {
var e = this._lastTime = +new Date
, i = this._lastPos = this._draggable._absPos || this._draggable._newPos;
this._positions.push(i),
this._times.push(e),
e - this._times[0] > 50 && (this._positions.shift(),
this._times.shift())
}
this._map.fire("move", t).fire("drag", t)
},
_onZoomEnd: function() {
var t = this._map.getSize().divideBy(2)
, e = this._map.latLngToLayerPoint([0, 0]);
this._initialWorldOffset = e.subtract(t).x,
this._worldWidth = this._map.getPixelWorldBounds().getSize().x
},
_viscousLimit: function(t, e) {
return t - (t - e) * this._viscosity
},
_onPreDragLimit: function() {
if (this._viscosity && this._offsetLimit) {
var t = this._draggable._newPos.subtract(this._draggable._startPos)
, e = this._offsetLimit;
t.x < e.min.x && (t.x = this._viscousLimit(t.x, e.min.x)),
t.y < e.min.y && (t.y = this._viscousLimit(t.y, e.min.y)),
t.x > e.max.x && (t.x = this._viscousLimit(t.x, e.max.x)),
t.y > e.max.y && (t.y = this._viscousLimit(t.y, e.max.y)),
this._draggable._newPos = this._draggable._startPos.add(t)
}
},
_onPreDragWrap: function() {
var t = this._worldWidth
, e = Math.round(t / 2)
, i = this._initialWorldOffset
, n = this._draggable._newPos.x
, o = (n - e + i) % t + e - i
, s = (n + e + i) % t - e - i
, r = Math.abs(o + i) < Math.abs(s + i) ? o : s;
this._draggable._absPos = this._draggable._newPos.clone(),
this._draggable._newPos.x = r
},
_onDragEnd: function(t) {
var e = this._map
, i = e.options
, n = !i.inertia || this._times.length < 2;
if (e.fire("dragend", t),
n)
e.fire("moveend");
else {
var s = this._lastPos.subtract(this._positions[0])
, r = (this._lastTime - this._times[0]) / 1e3
, a = i.easeLinearity
, h = s.multiplyBy(a / r)
, l = h.distanceTo([0, 0])
, u = Math.min(i.inertiaMaxSpeed, l)
, c = h.multiplyBy(u / l)
, d = u / (i.inertiaDeceleration * a)
, _ = c.multiplyBy(-d / 2).round();
_.x || _.y ? (_ = e._limitOffset(_, e.options.maxBounds),
o.Util.requestAnimFrame(function() {
e.panBy(_, {
duration: d,
easeLinearity: a,
noMoveStart: !0,
animate: !0
})
})) : e.fire("moveend")
}
}
}),
o.Map.addInitHook("addHandler", "dragging", o.Map.Drag),
o.Map.mergeOptions({
doubleClickZoom: !0
}),
o.Map.DoubleClickZoom = o.Handler.extend({
addHooks: function() {
this._map.on("dblclick", this._onDoubleClick, this)
},
removeHooks: function() {
this._map.off("dblclick", this._onDoubleClick, this)
},
_onDoubleClick: function(t) {
var e = this._map
, i = e.getZoom()
, n = e.options.zoomDelta
, o = t.originalEvent.shiftKey ? i - n : i + n;
"center" === e.options.doubleClickZoom ? e.setZoom(o) : e.setZoomAround(t.containerPoint, o)
}
}),
o.Map.addInitHook("addHandler", "doubleClickZoom", o.Map.DoubleClickZoom),
o.Map.mergeOptions({
scrollWheelZoom: !0,
wheelDebounceTime: 40,
wheelPxPerZoomLevel: 60
}),
o.Map.ScrollWheelZoom = o.Handler.extend({
addHooks: function() {
o.DomEvent.on(this._map._container, "mousewheel", this._onWheelScroll, this),
this._delta = 0
},
removeHooks: function() {
o.DomEvent.off(this._map._container, "mousewheel", this._onWheelScroll, this)
},
_onWheelScroll: function(t) {
var e = o.DomEvent.getWheelDelta(t)
, i = this._map.options.wheelDebounceTime;
this._delta += e,
this._lastMousePos = this._map.mouseEventToContainerPoint(t),
this._startTime || (this._startTime = +new Date);
var n = Math.max(i - (+new Date - this._startTime), 0);
clearTimeout(this._timer),
this._timer = setTimeout(o.bind(this._performZoom, this), n),
o.DomEvent.stop(t)
},
_performZoom: function() {
var t = this._map
, e = t.getZoom()
, i = this._map.options.zoomSnap || 0;
t._stop();
var n = this._delta / (4 * this._map.options.wheelPxPerZoomLevel)
, o = 4 * Math.log(2 / (1 + Math.exp(-Math.abs(n)))) / Math.LN2
, s = i ? Math.ceil(o / i) * i : o
, r = t._limitZoom(e + (this._delta > 0 ? s : -s)) - e;
this._delta = 0,
this._startTime = null,
r && ("center" === t.options.scrollWheelZoom ? t.setZoom(e + r) : t.setZoomAround(this._lastMousePos, e + r))
}
}),
o.Map.addInitHook("addHandler", "scrollWheelZoom", o.Map.ScrollWheelZoom),
o.extend(o.DomEvent, {
_touchstart: o.Browser.msPointer ? "MSPointerDown" : o.Browser.pointer ? "pointerdown" : "touchstart",
_touchend: o.Browser.msPointer ? "MSPointerUp" : o.Browser.pointer ? "pointerup" : "touchend",
addDoubleTapListener: function(t, e, i) {
function n(t) {
var e;
if (o.Browser.pointer) {
if (!o.Browser.edge || "mouse" === t.pointerType)
return;
e = o.DomEvent._pointersCount
} else
e = t.touches.length;
if (!(e > 1)) {
var i = Date.now()
, n = i - (r || i);
a = t.touches ? t.touches[0] : t,
h = n > 0 && n <= l,
r = i
}
}
function s(t) {
if (h && !a.cancelBubble) {
if (o.Browser.pointer) {
if (!o.Browser.edge || "mouse" === t.pointerType)
return;
var i, n, s = {};
for (n in a)
i = a[n],
s[n] = i && i.bind ? i.bind(a) : i;
a = s
}
a.type = "dblclick",
e(a),
r = null
}
}
var r, a, h = !1, l = 250, u = "_leaflet_", c = this._touchstart, d = this._touchend;
return t[u + c + i] = n,
t[u + d + i] = s,
t[u + "dblclick" + i] = e,
t.addEventListener(c, n, !1),
t.addEventListener(d, s, !1),
t.addEventListener("dblclick", e, !1),
this
},
removeDoubleTapListener: function(t, e) {
var i = "_leaflet_"
, n = t[i + this._touchstart + e]
, s = t[i + this._touchend + e]
, r = t[i + "dblclick" + e];
return t.removeEventListener(this._touchstart, n, !1),
t.removeEventListener(this._touchend, s, !1),
o.Browser.edge || t.removeEventListener("dblclick", r, !1),
this
}
}),
o.extend(o.DomEvent, {
POINTER_DOWN: o.Browser.msPointer ? "MSPointerDown" : "pointerdown",
POINTER_MOVE: o.Browser.msPointer ? "MSPointerMove" : "pointermove",
POINTER_UP: o.Browser.msPointer ? "MSPointerUp" : "pointerup",
POINTER_CANCEL: o.Browser.msPointer ? "MSPointerCancel" : "pointercancel",
TAG_WHITE_LIST: ["INPUT", "SELECT", "OPTION"],
_pointers: {},
_pointersCount: 0,
addPointerListener: function(t, e, i, n) {
return "touchstart" === e ? this._addPointerStart(t, i, n) : "touchmove" === e ? this._addPointerMove(t, i, n) : "touchend" === e && this._addPointerEnd(t, i, n),
this
},
removePointerListener: function(t, e, i) {
var n = t["_leaflet_" + e + i];
return "touchstart" === e ? t.removeEventListener(this.POINTER_DOWN, n, !1) : "touchmove" === e ? t.removeEventListener(this.POINTER_MOVE, n, !1) : "touchend" === e && (t.removeEventListener(this.POINTER_UP, n, !1),
t.removeEventListener(this.POINTER_CANCEL, n, !1)),
this
},
_addPointerStart: function(t, i, n) {
var s = o.bind(function(t) {
if ("mouse" !== t.pointerType && t.MSPOINTER_TYPE_MOUSE && t.pointerType !== t.MSPOINTER_TYPE_MOUSE) {
if (!(this.TAG_WHITE_LIST.indexOf(t.target.tagName) < 0))
return;
o.DomEvent.preventDefault(t)
}
this._handlePointer(t, i)
}, this);
if (t["_leaflet_touchstart" + n] = s,
t.addEventListener(this.POINTER_DOWN, s, !1),
!this._pointerDocListener) {
var r = o.bind(this._globalPointerUp, this);
e.documentElement.addEventListener(this.POINTER_DOWN, o.bind(this._globalPointerDown, this), !0),
e.documentElement.addEventListener(this.POINTER_MOVE, o.bind(this._globalPointerMove, this), !0),
e.documentElement.addEventListener(this.POINTER_UP, r, !0),
e.documentElement.addEventListener(this.POINTER_CANCEL, r, !0),
this._pointerDocListener = !0
}
},
_globalPointerDown: function(t) {
this._pointers[t.pointerId] = t,
this._pointersCount++
},
_globalPointerMove: function(t) {
this._pointers[t.pointerId] && (this._pointers[t.pointerId] = t)
},
_globalPointerUp: function(t) {
delete this._pointers[t.pointerId],
this._pointersCount--
},
_handlePointer: function(t, e) {
t.touches = [];
for (var i in this._pointers)
t.touches.push(this._pointers[i]);
t.changedTouches = [t],
e(t)
},
_addPointerMove: function(t, e, i) {
var n = o.bind(function(t) {
(t.pointerType !== t.MSPOINTER_TYPE_MOUSE && "mouse" !== t.pointerType || 0 !== t.buttons) && this._handlePointer(t, e)
}, this);
t["_leaflet_touchmove" + i] = n,
t.addEventListener(this.POINTER_MOVE, n, !1)
},
_addPointerEnd: function(t, e, i) {
var n = o.bind(function(t) {
this._handlePointer(t, e)
}, this);
t["_leaflet_touchend" + i] = n,
t.addEventListener(this.POINTER_UP, n, !1),
t.addEventListener(this.POINTER_CANCEL, n, !1)
}
}),
o.Map.mergeOptions({
touchZoom: o.Browser.touch && !o.Browser.android23,
bounceAtZoomLimits: !0
}),
o.Map.TouchZoom = o.Handler.extend({
addHooks: function() {
o.DomUtil.addClass(this._map._container, "leaflet-touch-zoom"),
o.DomEvent.on(this._map._container, "touchstart", this._onTouchStart, this)
},
removeHooks: function() {
o.DomUtil.removeClass(this._map._container, "leaflet-touch-zoom"),
o.DomEvent.off(this._map._container, "touchstart", this._onTouchStart, this)
},
_onTouchStart: function(t) {
var i = this._map;
if (t.touches && 2 === t.touches.length && !i._animatingZoom && !this._zooming) {
var n = i.mouseEventToContainerPoint(t.touches[0])
, s = i.mouseEventToContainerPoint(t.touches[1]);
this._centerPoint = i.getSize()._divideBy(2),
this._startLatLng = i.containerPointToLatLng(this._centerPoint),
"center" !== i.options.touchZoom && (this._pinchStartLatLng = i.containerPointToLatLng(n.add(s)._divideBy(2))),
this._startDist = n.distanceTo(s),
this._startZoom = i.getZoom(),
this._moved = !1,
this._zooming = !0,
i._stop(),
o.DomEvent.on(e, "touchmove", this._onTouchMove, this).on(e, "touchend", this._onTouchEnd, this),
o.DomEvent.preventDefault(t)
}
},
_onTouchMove: function(t) {
if (t.touches && 2 === t.touches.length && this._zooming) {
var e = this._map
, i = e.mouseEventToContainerPoint(t.touches[0])
, n = e.mouseEventToContainerPoint(t.touches[1])
, s = i.distanceTo(n) / this._startDist;
if (this._zoom = e.getScaleZoom(s, this._startZoom),
!e.options.bounceAtZoomLimits && (this._zoom < e.getMinZoom() && s < 1 || this._zoom > e.getMaxZoom() && s > 1) && (this._zoom = e._limitZoom(this._zoom)),
"center" === e.options.touchZoom) {
if (this._center = this._startLatLng,
1 === s)
return
} else {
var r = i._add(n)._divideBy(2)._subtract(this._centerPoint);
if (1 === s && 0 === r.x && 0 === r.y)
return;
this._center = e.unproject(e.project(this._pinchStartLatLng, this._zoom).subtract(r), this._zoom)
}
this._moved || (e._moveStart(!0),
this._moved = !0),
o.Util.cancelAnimFrame(this._animRequest);
var a = o.bind(e._move, e, this._center, this._zoom, {
pinch: !0,
round: !1
});
this._animRequest = o.Util.requestAnimFrame(a, this, !0),
o.DomEvent.preventDefault(t)
}
},
_onTouchEnd: function() {
return this._moved && this._zooming ? (this._zooming = !1,
o.Util.cancelAnimFrame(this._animRequest),
o.DomEvent.off(e, "touchmove", this._onTouchMove).off(e, "touchend", this._onTouchEnd),
void (this._map.options.zoomAnimation ? this._map._animateZoom(this._center, this._map._limitZoom(this._zoom), !0, this._map.options.zoomSnap) : this._map._resetView(this._center, this._map._limitZoom(this._zoom)))) : void (this._zooming = !1)
}
}),
o.Map.addInitHook("addHandler", "touchZoom", o.Map.TouchZoom),
o.Map.mergeOptions({
tap: !0,
tapTolerance: 15
}),
o.Map.Tap = o.Handler.extend({
addHooks: function() {
o.DomEvent.on(this._map._container, "touchstart", this._onDown, this)
},
removeHooks: function() {
o.DomEvent.off(this._map._container, "touchstart", this._onDown, this)
},
_onDown: function(t) {
if (t.touches) {
if (o.DomEvent.preventDefault(t),
this._fireClick = !0,
t.touches.length > 1)
return this._fireClick = !1,
void clearTimeout(this._holdTimeout);
var i = t.touches[0]
, n = i.target;
this._startPos = this._newPos = new o.Point(i.clientX,i.clientY),
n.tagName && "a" === n.tagName.toLowerCase() && o.DomUtil.addClass(n, "leaflet-active"),
this._holdTimeout = setTimeout(o.bind(function() {
this._isTapValid() && (this._fireClick = !1,
this._onUp(),
this._simulateEvent("contextmenu", i))
}, this), 1e3),
this._simulateEvent("mousedown", i),
o.DomEvent.on(e, {
touchmove: this._onMove,
touchend: this._onUp
}, this)
}
},
_onUp: function(t) {
if (clearTimeout(this._holdTimeout),
o.DomEvent.off(e, {
touchmove: this._onMove,
touchend: this._onUp
}, this),
this._fireClick && t && t.changedTouches) {
var i = t.changedTouches[0]
, n = i.target;
n && n.tagName && "a" === n.tagName.toLowerCase() && o.DomUtil.removeClass(n, "leaflet-active"),
this._simulateEvent("mouseup", i),
this._isTapValid() && this._simulateEvent("click", i)
}
},
_isTapValid: function() {
return this._newPos.distanceTo(this._startPos) <= this._map.options.tapTolerance
},
_onMove: function(t) {
var e = t.touches[0];
this._newPos = new o.Point(e.clientX,e.clientY),
this._simulateEvent("mousemove", e)
},
_simulateEvent: function(i, n) {
var o = e.createEvent("MouseEvents");
o._simulated = !0,
n.target._simulatedClick = !0,
o.initMouseEvent(i, !0, !0, t, 1, n.screenX, n.screenY, n.clientX, n.clientY, !1, !1, !1, !1, 0, null),
n.target.dispatchEvent(o)
}
}),
o.Browser.touch && !o.Browser.pointer && o.Map.addInitHook("addHandler", "tap", o.Map.Tap),
o.Map.mergeOptions({
boxZoom: !0
}),
o.Map.BoxZoom = o.Handler.extend({
initialize: function(t) {
this._map = t,
this._container = t._container,
this._pane = t._panes.overlayPane
},
addHooks: function() {
o.DomEvent.on(this._container, "mousedown", this._onMouseDown, this)
},
removeHooks: function() {
o.DomEvent.off(this._container, "mousedown", this._onMouseDown, this)
},
moved: function() {
return this._moved
},
_resetState: function() {
this._moved = !1
},
_onMouseDown: function(t) {
return !(!t.shiftKey || 1 !== t.which && 1 !== t.button) && (this._resetState(),
o.DomUtil.disableTextSelection(),
o.DomUtil.disableImageDrag(),
this._startPoint = this._map.mouseEventToContainerPoint(t),
void o.DomEvent.on(e, {
contextmenu: o.DomEvent.stop,
mousemove: this._onMouseMove,
mouseup: this._onMouseUp,
keydown: this._onKeyDown
}, this))
},
_onMouseMove: function(t) {
this._moved || (this._moved = !0,
this._box = o.DomUtil.create("div", "leaflet-zoom-box", this._container),
o.DomUtil.addClass(this._container, "leaflet-crosshair"),
this._map.fire("boxzoomstart")),
this._point = this._map.mouseEventToContainerPoint(t);
var e = new o.Bounds(this._point,this._startPoint)
, i = e.getSize();
o.DomUtil.setPosition(this._box, e.min),
this._box.style.width = i.x + "px",
this._box.style.height = i.y + "px"
},
_finish: function() {
this._moved && (o.DomUtil.remove(this._box),
o.DomUtil.removeClass(this._container, "leaflet-crosshair")),
o.DomUtil.enableTextSelection(),
o.DomUtil.enableImageDrag(),
o.DomEvent.off(e, {
contextmenu: o.DomEvent.stop,
mousemove: this._onMouseMove,
mouseup: this._onMouseUp,
keydown: this._onKeyDown
}, this)
},
_onMouseUp: function(t) {
if ((1 === t.which || 1 === t.button) && (this._finish(),
this._moved)) {
setTimeout(o.bind(this._resetState, this), 0);
var e = new o.LatLngBounds(this._map.containerPointToLatLng(this._startPoint),this._map.containerPointToLatLng(this._point));
this._map.fitBounds(e).fire("boxzoomend", {
boxZoomBounds: e
})
}
},
_onKeyDown: function(t) {
27 === t.keyCode && this._finish()
}
}),
o.Map.addInitHook("addHandler", "boxZoom", o.Map.BoxZoom),
o.Map.mergeOptions({
keyboard: !0,
keyboardPanDelta: 80
}),
o.Map.Keyboard = o.Handler.extend({
keyCodes: {
left: [37],
right: [39],
down: [40],
up: [38],
zoomIn: [187, 107, 61, 171],
zoomOut: [189, 109, 54, 173]
},
initialize: function(t) {
this._map = t,
this._setPanDelta(t.options.keyboardPanDelta),
this._setZoomDelta(t.options.zoomDelta)
},
addHooks: function() {
var t = this._map._container;
t.tabIndex <= 0 && (t.tabIndex = "0"),
o.DomEvent.on(t, {
focus: this._onFocus,
blur: this._onBlur,
mousedown: this._onMouseDown
}, this),
this._map.on({
focus: this._addHooks,
blur: this._removeHooks
}, this)
},
removeHooks: function() {
this._removeHooks(),
o.DomEvent.off(this._map._container, {
focus: this._onFocus,
blur: this._onBlur,
mousedown: this._onMouseDown
}, this),
this._map.off({
focus: this._addHooks,
blur: this._removeHooks
}, this)
},
_onMouseDown: function() {
if (!this._focused) {
var i = e.body
, n = e.documentElement
, o = i.scrollTop || n.scrollTop
, s = i.scrollLeft || n.scrollLeft;
this._map._container.focus(),
t.scrollTo(s, o)
}
},
_onFocus: function() {
this._focused = !0,
this._map.fire("focus")
},
_onBlur: function() {
this._focused = !1,
this._map.fire("blur")
},
_setPanDelta: function(t) {
var e, i, n = this._panKeys = {}, o = this.keyCodes;
for (e = 0,
i = o.left.length; e < i; e++)
n[o.left[e]] = [-1 * t, 0];
for (e = 0,
i = o.right.length; e < i; e++)
n[o.right[e]] = [t, 0];
for (e = 0,
i = o.down.length; e < i; e++)
n[o.down[e]] = [0, t];
for (e = 0,
i = o.up.length; e < i; e++)
n[o.up[e]] = [0, -1 * t]
},
_setZoomDelta: function(t) {
var e, i, n = this._zoomKeys = {}, o = this.keyCodes;
for (e = 0,
i = o.zoomIn.length; e < i; e++)
n[o.zoomIn[e]] = t;
for (e = 0,
i = o.zoomOut.length; e < i; e++)
n[o.zoomOut[e]] = -t
},
_addHooks: function() {
o.DomEvent.on(e, "keydown", this._onKeyDown, this)
},
_removeHooks: function() {
o.DomEvent.off(e, "keydown", this._onKeyDown, this)
},
_onKeyDown: function(t) {
if (!(t.altKey || t.ctrlKey || t.metaKey)) {
var e, i = t.keyCode, n = this._map;
if (i in this._panKeys) {
if (n._panAnim && n._panAnim._inProgress)
return;
e = this._panKeys[i],
t.shiftKey && (e = o.point(e).multiplyBy(3)),
n.panBy(e),
n.options.maxBounds && n.panInsideBounds(n.options.maxBounds)
} else if (i in this._zoomKeys)
n.setZoom(n.getZoom() + (t.shiftKey ? 3 : 1) * this._zoomKeys[i]);
else {
if (27 !== i)
return;
n.closePopup()
}
o.DomEvent.stop(t)
}
}
}),
o.Map.addInitHook("addHandler", "keyboard", o.Map.Keyboard),
o.Handler.MarkerDrag = o.Handler.extend({
initialize: function(t) {
this._marker = t
},
addHooks: function() {
var t = this._marker._icon;
this._draggable || (this._draggable = new o.Draggable(t,t,!0)),
this._draggable.on({
dragstart: this._onDragStart,
drag: this._onDrag,
dragend: this._onDragEnd
}, this).enable(),
o.DomUtil.addClass(t, "leaflet-marker-draggable")
},
removeHooks: function() {
this._draggable.off({
dragstart: this._onDragStart,
drag: this._onDrag,
dragend: this._onDragEnd
}, this).disable(),
this._marker._icon && o.DomUtil.removeClass(this._marker._icon, "leaflet-marker-draggable")
},
moved: function() {
return this._draggable && this._draggable._moved
},
_onDragStart: function() {
this._oldLatLng = this._marker.getLatLng(),
this._marker.closePopup().fire("movestart").fire("dragstart")
},
_onDrag: function(t) {
var e = this._marker
, i = e._shadow
, n = o.DomUtil.getPosition(e._icon)
, s = e._map.layerPointToLatLng(n);
i && o.DomUtil.setPosition(i, n),
e._latlng = s,
t.latlng = s,
t.oldLatLng = this._oldLatLng,
e.fire("move", t).fire("drag", t)
},
_onDragEnd: function(t) {
delete this._oldLatLng,
this._marker.fire("moveend").fire("dragend", t)
}
}),
o.Control = o.Class.extend({
options: {
position: "topright"
},
initialize: function(t) {
o.setOptions(this, t)
},
getPosition: function() {
return this.options.position
},
setPosition: function(t) {
var e = this._map;
return e && e.removeControl(this),
this.options.position = t,
e && e.addControl(this),
this
},
getContainer: function() {
return this._container
},
addTo: function(t) {
this.remove(),
this._map = t;
var e = this._container = this.onAdd(t)
, i = this.getPosition()
, n = t._controlCorners[i];
return o.DomUtil.addClass(e, "leaflet-control"),
i.indexOf("bottom") !== -1 ? n.insertBefore(e, n.firstChild) : n.appendChild(e),
this
},
remove: function() {
return this._map ? (o.DomUtil.remove(this._container),
this.onRemove && this.onRemove(this._map),
this._map = null,
this) : this
},
_refocusOnMap: function(t) {
this._map && t && t.screenX > 0 && t.screenY > 0 && this._map.getContainer().focus()
}
}),
o.control = function(t) {
return new o.Control(t)
}
,
o.Map.include({
addControl: function(t) {
return t.addTo(this),
this
},
removeControl: function(t) {
return t.remove(),
this
},
_initControlPos: function() {
function t(t, s) {
var r = i + t + " " + i + s;
e[t + s] = o.DomUtil.create("div", r, n)
}
var e = this._controlCorners = {}
, i = "leaflet-"
, n = this._controlContainer = o.DomUtil.create("div", i + "control-container", this._container);
t("top", "left"),
t("top", "right"),
t("bottom", "left"),
t("bottom", "right")
},
_clearControlPos: function() {
o.DomUtil.remove(this._controlContainer)
}
}),
o.Control.Zoom = o.Control.extend({
options: {
position: "topleft",
zoomInText: "+",
zoomInTitle: "Zoom in",
zoomOutText: "-",
zoomOutTitle: "Zoom out"
},
onAdd: function(t) {
var e = "leaflet-control-zoom"
, i = o.DomUtil.create("div", e + " leaflet-bar")
, n = this.options;
return this._zoomInButton = this._createButton(n.zoomInText, n.zoomInTitle, e + "-in", i, this._zoomIn),
this._zoomOutButton = this._createButton(n.zoomOutText, n.zoomOutTitle, e + "-out", i, this._zoomOut),
this._updateDisabled(),
t.on("zoomend zoomlevelschange", this._updateDisabled, this),
i
},
onRemove: function(t) {
t.off("zoomend zoomlevelschange", this._updateDisabled, this)
},
disable: function() {
return this._disabled = !0,
this._updateDisabled(),
this
},
enable: function() {
return this._disabled = !1,
this._updateDisabled(),
this
},
_zoomIn: function(t) {
!this._disabled && this._map._zoom < this._map.getMaxZoom() && this._map.zoomIn(this._map.options.zoomDelta * (t.shiftKey ? 3 : 1))
},
_zoomOut: function(t) {
!this._disabled && this._map._zoom > this._map.getMinZoom() && this._map.zoomOut(this._map.options.zoomDelta * (t.shiftKey ? 3 : 1))
},
_createButton: function(t, e, i, n, s) {
var r = o.DomUtil.create("a", i, n);
return r.innerHTML = t,
r.href = "#",
r.title = e,
r.setAttribute("role", "button"),
r.setAttribute("aria-label", e),
o.DomEvent.on(r, "mousedown dblclick", o.DomEvent.stopPropagation).on(r, "click", o.DomEvent.stop).on(r, "click", s, this).on(r, "click", this._refocusOnMap, this),
r
},
_updateDisabled: function() {
var t = this._map
, e = "leaflet-disabled";
o.DomUtil.removeClass(this._zoomInButton, e),
o.DomUtil.removeClass(this._zoomOutButton, e),
(this._disabled || t._zoom === t.getMinZoom()) && o.DomUtil.addClass(this._zoomOutButton, e),
(this._disabled || t._zoom === t.getMaxZoom()) && o.DomUtil.addClass(this._zoomInButton, e)
}
}),
o.Map.mergeOptions({
zoomControl: !0
}),
o.Map.addInitHook(function() {
this.options.zoomControl && (this.zoomControl = new o.Control.Zoom,
this.addControl(this.zoomControl))
}),
o.control.zoom = function(t) {
return new o.Control.Zoom(t)
}
,
o.Control.Attribution = o.Control.extend({
options: {
position: "bottomright",
prefix: '<a href="http://leafletjs.com" title="A JS library for interactive maps">Leaflet</a>'
},
initialize: function(t) {
o.setOptions(this, t),
this._attributions = {}
},
onAdd: function(t) {
t.attributionControl = this,
this._container = o.DomUtil.create("div", "leaflet-control-attribution"),
o.DomEvent && o.DomEvent.disableClickPropagation(this._container);
for (var e in t._layers)
t._layers[e].getAttribution && this.addAttribution(t._layers[e].getAttribution());
return this._update(),
this._container
},
setPrefix: function(t) {
return this.options.prefix = t,
this._update(),
this
},
addAttribution: function(t) {
return t ? (this._attributions[t] || (this._attributions[t] = 0),
this._attributions[t]++,
this._update(),
this) : this
},
removeAttribution: function(t) {
return t ? (this._attributions[t] && (this._attributions[t]--,
this._update()),
this) : this
},
_update: function() {
if (this._map) {
var t = [];
for (var e in this._attributions)
this._attributions[e] && t.push(e);
var i = [];
this.options.prefix && i.push(this.options.prefix),
t.length && i.push(t.join(", ")),
this._container.innerHTML = i.join(" | ")
}
}
}),
o.Map.mergeOptions({
attributionControl: !0
}),
o.Map.addInitHook(function() {
this.options.attributionControl && (new o.Control.Attribution).addTo(this)
}),
o.control.attribution = function(t) {
return new o.Control.Attribution(t)
}
,
o.Control.Scale = o.Control.extend({
options: {
position: "bottomleft",
maxWidth: 100,
metric: !0,
imperial: !0
},
onAdd: function(t) {
var e = "leaflet-control-scale"
, i = o.DomUtil.create("div", e)
, n = this.options;
return this._addScales(n, e + "-line", i),
t.on(n.updateWhenIdle ? "moveend" : "move", this._update, this),
t.whenReady(this._update, this),
i
},
onRemove: function(t) {
t.off(this.options.updateWhenIdle ? "moveend" : "move", this._update, this)
},
_addScales: function(t, e, i) {
t.metric && (this._mScale = o.DomUtil.create("div", e, i)),
t.imperial && (this._iScale = o.DomUtil.create("div", e, i))
},
_update: function() {
var t = this._map
, e = t.getSize().y / 2
, i = t.distance(t.containerPointToLatLng([0, e]), t.containerPointToLatLng([this.options.maxWidth, e]));
this._updateScales(i)
},
_updateScales: function(t) {
this.options.metric && t && this._updateMetric(t),
this.options.imperial && t && this._updateImperial(t)
},
_updateMetric: function(t) {
var e = this._getRoundNum(t)
, i = e < 1e3 ? e + " m" : e / 1e3 + " km";
this._updateScale(this._mScale, i, e / t)
},
_updateImperial: function(t) {
var e, i, n, o = 3.2808399 * t;
o > 5280 ? (e = o / 5280,
i = this._getRoundNum(e),
this._updateScale(this._iScale, i + " mi", i / e)) : (n = this._getRoundNum(o),
this._updateScale(this._iScale, n + " ft", n / o))
},
_updateScale: function(t, e, i) {
t.style.width = Math.round(this.options.maxWidth * i) + "px",
t.innerHTML = e
},
_getRoundNum: function(t) {
var e = Math.pow(10, (Math.floor(t) + "").length - 1)
, i = t / e;
return i = i >= 10 ? 10 : i >= 5 ? 5 : i >= 3 ? 3 : i >= 2 ? 2 : 1,
e * i
}
}),
o.control.scale = function(t) {
return new o.Control.Scale(t)
}
,
o.Control.Layers = o.Control.extend({
options: {
collapsed: !0,
position: "topright",
autoZIndex: !0,
hideSingleBase: !1,
sortLayers: !1,
sortFunction: function(t, e, i, n) {
return i < n ? -1 : n < i ? 1 : 0
}
},
initialize: function(t, e, i) {
o.setOptions(this, i),
this._layers = [],
this._lastZIndex = 0,
this._handlingClick = !1;
for (var n in t)
this._addLayer(t[n], n);
for (n in e)
this._addLayer(e[n], n, !0)
},
onAdd: function(t) {
return this._initLayout(),
this._update(),
this._map = t,
t.on("zoomend", this._checkDisabledLayers, this),
this._container
},
onRemove: function() {
this._map.off("zoomend", this._checkDisabledLayers, this);
for (var t = 0; t < this._layers.length; t++)
this._layers[t].layer.off("add remove", this._onLayerChange, this)
},
addBaseLayer: function(t, e) {
return this._addLayer(t, e),
this._map ? this._update() : this
},
addOverlay: function(t, e) {
return this._addLayer(t, e, !0),
this._map ? this._update() : this
},
removeLayer: function(t) {
t.off("add remove", this._onLayerChange, this);
var e = this._getLayer(o.stamp(t));
return e && this._layers.splice(this._layers.indexOf(e), 1),
this._map ? this._update() : this
},
expand: function() {
o.DomUtil.addClass(this._container, "leaflet-control-layers-expanded"),
this._form.style.height = null;
var t = this._map.getSize().y - (this._container.offsetTop + 50);
return t < this._form.clientHeight ? (o.DomUtil.addClass(this._form, "leaflet-control-layers-scrollbar"),
this._form.style.height = t + "px") : o.DomUtil.removeClass(this._form, "leaflet-control-layers-scrollbar"),
this._checkDisabledLayers(),
this
},
collapse: function() {
return o.DomUtil.removeClass(this._container, "leaflet-control-layers-expanded"),
this
},
_initLayout: function() {
var t = "leaflet-control-layers"
, e = this._container = o.DomUtil.create("div", t)
, i = this.options.collapsed;
e.setAttribute("aria-haspopup", !0),
o.DomEvent.disableClickPropagation(e),
o.Browser.touch || o.DomEvent.disableScrollPropagation(e);
var n = this._form = o.DomUtil.create("form", t + "-list");
i && (this._map.on("click", this.collapse, this),
o.Browser.android || o.DomEvent.on(e, {
mouseenter: this.expand,
mouseleave: this.collapse
}, this));
var s = this._layersLink = o.DomUtil.create("a", t + "-toggle", e);
s.href = "#",
s.title = "Layers",
o.Browser.touch ? o.DomEvent.on(s, "click", o.DomEvent.stop).on(s, "click", this.expand, this) : o.DomEvent.on(s, "focus", this.expand, this),
o.DomEvent.on(n, "click", function() {
setTimeout(o.bind(this._onInputClick, this), 0)
}, this),
i || this.expand(),
this._baseLayersList = o.DomUtil.create("div", t + "-base", n),
this._separator = o.DomUtil.create("div", t + "-separator", n),
this._overlaysList = o.DomUtil.create("div", t + "-overlays", n),
e.appendChild(n)
},
_getLayer: function(t) {
for (var e = 0; e < this._layers.length; e++)
if (this._layers[e] && o.stamp(this._layers[e].layer) === t)
return this._layers[e]
},
_addLayer: function(t, e, i) {
t.on("add remove", this._onLayerChange, this),
this._layers.push({
layer: t,
name: e,
overlay: i
}),
this.options.sortLayers && this._layers.sort(o.bind(function(t, e) {
return this.options.sortFunction(t.layer, e.layer, t.name, e.name)
}, this)),
this.options.autoZIndex && t.setZIndex && (this._lastZIndex++,
t.setZIndex(this._lastZIndex))
},
_update: function() {
if (!this._container)
return this;
o.DomUtil.empty(this._baseLayersList),
o.DomUtil.empty(this._overlaysList);
var t, e, i, n, s = 0;
for (i = 0; i < this._layers.length; i++)
n = this._layers[i],
this._addItem(n),
e = e || n.overlay,
t = t || !n.overlay,
s += n.overlay ? 0 : 1;
return this.options.hideSingleBase && (t = t && s > 1,
this._baseLayersList.style.display = t ? "" : "none"),
this._separator.style.display = e && t ? "" : "none",
this
},
_onLayerChange: function(t) {
this._handlingClick || this._update();
var e = this._getLayer(o.stamp(t.target))
, i = e.overlay ? "add" === t.type ? "overlayadd" : "overlayremove" : "add" === t.type ? "baselayerchange" : null;
i && this._map.fire(i, e)
},
_createRadioElement: function(t, i) {
var n = '<input type="radio" class="leaflet-control-layers-selector" name="' + t + '"' + (i ? ' checked="checked"' : "") + "/>"
, o = e.createElement("div");
return o.innerHTML = n,
o.firstChild
},
_addItem: function(t) {
var i, n = e.createElement("label"), s = this._map.hasLayer(t.layer);
t.overlay ? (i = e.createElement("input"),
i.type = "checkbox",
i.className = "leaflet-control-layers-selector",
i.defaultChecked = s) : i = this._createRadioElement("leaflet-base-layers", s),
i.layerId = o.stamp(t.layer),
o.DomEvent.on(i, "click", this._onInputClick, this);
var r = e.createElement("span");
r.innerHTML = " " + t.name;
var a = e.createElement("div");
n.appendChild(a),
a.appendChild(i),
a.appendChild(r);
var h = t.overlay ? this._overlaysList : this._baseLayersList;
return h.appendChild(n),
this._checkDisabledLayers(),
n
},
_onInputClick: function() {
var t, e, i, n = this._form.getElementsByTagName("input"), o = [], s = [];
this._handlingClick = !0;
for (var r = n.length - 1; r >= 0; r--)
t = n[r],
e = this._getLayer(t.layerId).layer,
i = this._map.hasLayer(e),
t.checked && !i ? o.push(e) : !t.checked && i && s.push(e);
for (r = 0; r < s.length; r++)
this._map.removeLayer(s[r]);
for (r = 0; r < o.length; r++)
this._map.addLayer(o[r]);
this._handlingClick = !1,
this._refocusOnMap()
},
_checkDisabledLayers: function() {
for (var t, e, n = this._form.getElementsByTagName("input"), o = this._map.getZoom(), s = n.length - 1; s >= 0; s--)
t = n[s],
e = this._getLayer(t.layerId).layer,
t.disabled = e.options.minZoom !== i && o < e.options.minZoom || e.options.maxZoom !== i && o > e.options.maxZoom
},
_expand: function() {
return this.expand()
},
_collapse: function() {
return this.collapse()
}
}),
o.control.layers = function(t, e, i) {
return new o.Control.Layers(t,e,i)
}
}(window, document);
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