Update leaflet to 1.3.2

diff --git a/Vendorfile b/Vendorfile
index 8ca4342d75fffd1cbd61775dd3b806f24990166e..c25b8a6167eb3c6d8e7e52139f948e68494a9cef 100644 (file)
--- a/Vendorfile
+++ b/Vendorfile
@@ -11,13 +11,13 @@ folder 'vendor/assets' do
   end
 
   folder 'leaflet' do
   end
 
   folder 'leaflet' do

-    file 'leaflet.js', 'https://unpkg.com/leaflet@1.3.1/dist/leaflet-src.js'
-    file 'leaflet.css', 'https://unpkg.com/leaflet@1.3.1/dist/leaflet.css'
+    file 'leaflet.js', 'https://unpkg.com/leaflet@1.3.2/dist/leaflet-src.js'
+    file 'leaflet.css', 'https://unpkg.com/leaflet@1.3.2/dist/leaflet.css'

 
     [ 'layers.png', 'layers-2x.png',
       'marker-icon.png', 'marker-icon-2x.png',
       'marker-shadow.png' ].each do |image|
 
     [ 'layers.png', 'layers-2x.png',
       'marker-icon.png', 'marker-icon-2x.png',
       'marker-shadow.png' ].each do |image|

-      file "images/#{image}", "https://unpkg.com/leaflet@1.3.1/dist/images/#{image}"
+      file "images/#{image}", "https://unpkg.com/leaflet@1.3.2/dist/images/#{image}"

     end
 
     from 'git://github.com/aratcliffe/Leaflet.contextmenu.git', :tag => 'v1.5.0' do
     end
 
     from 'git://github.com/aratcliffe/Leaflet.contextmenu.git', :tag => 'v1.5.0' do

diff --git a/vendor/assets/leaflet/leaflet.js b/vendor/assets/leaflet/leaflet.js
index 63f6fb790cac8c3a9674ea57f9b47edcf5611e5a..c5f0ee52f8798b12e92b9b7c6b786032da0ba352 100644 (file)
--- a/vendor/assets/leaflet/leaflet.js
+++ b/vendor/assets/leaflet/leaflet.js
@@ -1,6 +1,6 @@
 /* @preserve
 /* @preserve

- * Leaflet 1.3.1, a JS library for interactive maps. http://leafletjs.com
- * (c) 2010-2017 Vladimir Agafonkin, (c) 2010-2011 CloudMade
+ * Leaflet 1.3.2, a JS library for interactive maps. http://leafletjs.com
+ * (c) 2010-2018 Vladimir Agafonkin, (c) 2010-2011 CloudMade

  */
 
 (function (global, factory) {
  */
 
 (function (global, factory) {


@@ -9,7 +9,7 @@
        (factory((global.L = {})));
 }(this, (function (exports) { 'use strict';
 
        (factory((global.L = {})));
 }(this, (function (exports) { 'use strict';
 

-var version = "1.3.1";
+var version = "1.3.2";

 
 /*
  * @namespace Util
 
 /*
  * @namespace Util


@@ -1360,7 +1360,7 @@ function toLatLngBounds(a, b) {
  * map.panTo(L.latLng(50, 30));
  * ```
  *
  * map.panTo(L.latLng(50, 30));
  * ```
  *

- * Note that `LatLng` does not inherit from Leafet's `Class` object,
+ * Note that `LatLng` does not inherit from Leaflet's `Class` object,

  * which means new classes can't inherit from it, and new methods
  * can't be added to it with the `include` function.
  */
  * which means new classes can't inherit from it, and new methods
  * can't be added to it with the `include` function.
  */


@@ -1922,7 +1922,7 @@ var mobileOpera = mobile && opera;
 var mobileGecko = mobile && gecko;
 
 // @property retina: Boolean
 var mobileGecko = mobile && gecko;
 
 // @property retina: Boolean

-// `true` for browsers on a high-resolution "retina" screen.
+// `true` for browsers on a high-resolution "retina" screen or on any screen when browser's display zoom is more than 100%.

 var retina = (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1;
 
 
 var retina = (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1;
 
 


@@ -2207,671 +2207,698 @@ function removeDoubleTapListener(obj, id) {
 }
 
 /*
 }
 
 /*

- * @namespace DomEvent
- * Utility functions to work with the [DOM events](https://developer.mozilla.org/docs/Web/API/Event), used by Leaflet internally.
+ * @namespace DomUtil
+ *
+ * Utility functions to work with the [DOM](https://developer.mozilla.org/docs/Web/API/Document_Object_Model)
+ * tree, used by Leaflet internally.
+ *
+ * Most functions expecting or returning a `HTMLElement` also work for
+ * SVG elements. The only difference is that classes refer to CSS classes
+ * in HTML and SVG classes in SVG.

  */
 
  */
 

-// Inspired by John Resig, Dean Edwards and YUI addEvent implementations.
-
-// @function on(el: HTMLElement, types: String, fn: Function, context?: Object): this
-// Adds a listener function (`fn`) to a particular DOM event type of the
-// element `el`. You can optionally specify the context of the listener
-// (object the `this` keyword will point to). You can also pass several
-// space-separated types (e.g. `'click dblclick'`).
-
-// @alternative
-// @function on(el: HTMLElement, eventMap: Object, context?: Object): this
-// Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`
-function on(obj, types, fn, context) {

 
 

-       if (typeof types === 'object') {
-               for (var type in types) {
-                       addOne(obj, type, types[type], fn);
-               }
-       } else {
-               types = splitWords(types);
+// @property TRANSFORM: String
+// Vendor-prefixed transform style name (e.g. `'webkitTransform'` for WebKit).
+var TRANSFORM = testProp(
+       ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']);

 
 

-               for (var i = 0, len = types.length; i < len; i++) {
-                       addOne(obj, types[i], fn, context);
-               }
-       }
+// webkitTransition comes first because some browser versions that drop vendor prefix don't do
+// the same for the transitionend event, in particular the Android 4.1 stock browser

 
 

-       return this;
-}
+// @property TRANSITION: String
+// Vendor-prefixed transition style name.
+var TRANSITION = testProp(
+       ['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']);

 
 

-var eventsKey = '_leaflet_events';
+// @property TRANSITION_END: String
+// Vendor-prefixed transitionend event name.
+var TRANSITION_END =
+       TRANSITION === 'webkitTransition' || TRANSITION === 'OTransition' ? TRANSITION + 'End' : 'transitionend';

 
 

-// @function off(el: HTMLElement, types: String, fn: Function, context?: Object): this
-// Removes a previously added listener function.
-// Note that if you passed a custom context to on, you must pass the same
-// context to `off` in order to remove the listener.

 
 

-// @alternative
-// @function off(el: HTMLElement, eventMap: Object, context?: Object): this
-// Removes a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`
-function off(obj, types, fn, context) {
+// @function get(id: String|HTMLElement): HTMLElement
+// Returns an element given its DOM id, or returns the element itself
+// if it was passed directly.
+function get(id) {
+       return typeof id === 'string' ? document.getElementById(id) : id;
+}

 
 

-       if (typeof types === 'object') {
-               for (var type in types) {
-                       removeOne(obj, type, types[type], fn);
-               }
-       } else if (types) {
-               types = splitWords(types);
+// @function getStyle(el: HTMLElement, styleAttrib: String): String
+// Returns the value for a certain style attribute on an element,
+// including computed values or values set through CSS.
+function getStyle(el, style) {
+       var value = el.style[style] || (el.currentStyle && el.currentStyle[style]);

 
 

-               for (var i = 0, len = types.length; i < len; i++) {
-                       removeOne(obj, types[i], fn, context);
-               }
-       } else {
-               for (var j in obj[eventsKey]) {
-                       removeOne(obj, j, obj[eventsKey][j]);
-               }
-               delete obj[eventsKey];
+       if ((!value || value === 'auto') && document.defaultView) {
+               var css = document.defaultView.getComputedStyle(el, null);
+               value = css ? css[style] : null;

        }
        }

-
-       return this;
+       return value === 'auto' ? null : value;

 }
 
 }
 

-function addOne(obj, type, fn, context) {
-       var id = type + stamp(fn) + (context ? '_' + stamp(context) : '');
-
-       if (obj[eventsKey] && obj[eventsKey][id]) { return this; }
-
-       var handler = function (e) {
-               return fn.call(context || obj, e || window.event);
-       };
+// @function create(tagName: String, className?: String, container?: HTMLElement): HTMLElement
+// Creates an HTML element with `tagName`, sets its class to `className`, and optionally appends it to `container` element.
+function create$1(tagName, className, container) {
+       var el = document.createElement(tagName);
+       el.className = className || '';

 
 

-       var originalHandler = handler;
+       if (container) {
+               container.appendChild(el);
+       }
+       return el;
+}

 
 

-       if (pointer && type.indexOf('touch') === 0) {
-               // Needs DomEvent.Pointer.js
-               addPointerListener(obj, type, handler, id);
+// @function remove(el: HTMLElement)
+// Removes `el` from its parent element
+function remove(el) {
+       var parent = el.parentNode;
+       if (parent) {
+               parent.removeChild(el);
+       }
+}

 
 

-       } else if (touch && (type === 'dblclick') && addDoubleTapListener &&
-                  !(pointer && chrome)) {
-               // Chrome >55 does not need the synthetic dblclicks from addDoubleTapListener
-               // See #5180
-               addDoubleTapListener(obj, handler, id);
+// @function empty(el: HTMLElement)
+// Removes all of `el`'s children elements from `el`
+function empty(el) {
+       while (el.firstChild) {
+               el.removeChild(el.firstChild);
+       }
+}

 
 

-       } else if ('addEventListener' in obj) {
+// @function toFront(el: HTMLElement)
+// Makes `el` the last child of its parent, so it renders in front of the other children.
+function toFront(el) {
+       var parent = el.parentNode;
+       if (parent.lastChild !== el) {
+               parent.appendChild(el);
+       }
+}

 
 

-               if (type === 'mousewheel') {
-                       obj.addEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false);
+// @function toBack(el: HTMLElement)
+// Makes `el` the first child of its parent, so it renders behind the other children.
+function toBack(el) {
+       var parent = el.parentNode;
+       if (parent.firstChild !== el) {
+               parent.insertBefore(el, parent.firstChild);
+       }
+}

 
 

-               } else if ((type === 'mouseenter') || (type === 'mouseleave')) {
-                       handler = function (e) {
-                               e = e || window.event;
-                               if (isExternalTarget(obj, e)) {
-                                       originalHandler(e);
-                               }
-                       };
-                       obj.addEventListener(type === 'mouseenter' ? 'mouseover' : 'mouseout', handler, false);
+// @function hasClass(el: HTMLElement, name: String): Boolean
+// Returns `true` if the element's class attribute contains `name`.
+function hasClass(el, name) {
+       if (el.classList !== undefined) {
+               return el.classList.contains(name);
+       }
+       var className = getClass(el);
+       return className.length > 0 && new RegExp('(^|\\s)' + name + '(\\s|$)').test(className);
+}

 
 

-               } else {
-                       if (type === 'click' && android) {
-                               handler = function (e) {
-                                       filterClick(e, originalHandler);
-                               };
-                       }
-                       obj.addEventListener(type, handler, false);
+// @function addClass(el: HTMLElement, name: String)
+// Adds `name` to the element's class attribute.
+function addClass(el, name) {
+       if (el.classList !== undefined) {
+               var classes = splitWords(name);
+               for (var i = 0, len = classes.length; i < len; i++) {
+                       el.classList.add(classes[i]);

                }
                }

-
-       } else if ('attachEvent' in obj) {
-               obj.attachEvent('on' + type, handler);
+       } else if (!hasClass(el, name)) {
+               var className = getClass(el);
+               setClass(el, (className ? className + ' ' : '') + name);

        }
        }

-
-       obj[eventsKey] = obj[eventsKey] || {};
-       obj[eventsKey][id] = handler;

 }
 
 }
 

-function removeOne(obj, type, fn, context) {
-
-       var id = type + stamp(fn) + (context ? '_' + stamp(context) : ''),
-           handler = obj[eventsKey] && obj[eventsKey][id];
+// @function removeClass(el: HTMLElement, name: String)
+// Removes `name` from the element's class attribute.
+function removeClass(el, name) {
+       if (el.classList !== undefined) {
+               el.classList.remove(name);
+       } else {
+               setClass(el, trim((' ' + getClass(el) + ' ').replace(' ' + name + ' ', ' ')));
+       }
+}

 
 

-       if (!handler) { return this; }
+// @function setClass(el: HTMLElement, name: String)
+// Sets the element's class.
+function setClass(el, name) {
+       if (el.className.baseVal === undefined) {
+               el.className = name;
+       } else {
+               // in case of SVG element
+               el.className.baseVal = name;
+       }
+}

 
 

-       if (pointer && type.indexOf('touch') === 0) {
-               removePointerListener(obj, type, id);
+// @function getClass(el: HTMLElement): String
+// Returns the element's class.
+function getClass(el) {
+       return el.className.baseVal === undefined ? el.className : el.className.baseVal;
+}

 
 

-       } else if (touch && (type === 'dblclick') && removeDoubleTapListener &&
-                  !(pointer && chrome)) {
-               removeDoubleTapListener(obj, id);
+// @function setOpacity(el: HTMLElement, opacity: Number)
+// Set the opacity of an element (including old IE support).
+// `opacity` must be a number from `0` to `1`.
+function setOpacity(el, value) {
+       if ('opacity' in el.style) {
+               el.style.opacity = value;
+       } else if ('filter' in el.style) {
+               _setOpacityIE(el, value);
+       }
+}

 
 

-       } else if ('removeEventListener' in obj) {
+function _setOpacityIE(el, value) {
+       var filter = false,
+           filterName = 'DXImageTransform.Microsoft.Alpha';

 
 

-               if (type === 'mousewheel') {
-                       obj.removeEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false);
+       // filters collection throws an error if we try to retrieve a filter that doesn't exist
+       try {
+               filter = el.filters.item(filterName);
+       } catch (e) {
+               // don't set opacity to 1 if we haven't already set an opacity,
+               // it isn't needed and breaks transparent pngs.
+               if (value === 1) { return; }
+       }

 
 

-               } else {
-                       obj.removeEventListener(
-                               type === 'mouseenter' ? 'mouseover' :
-                               type === 'mouseleave' ? 'mouseout' : type, handler, false);
-               }
+       value = Math.round(value * 100);

 
 

-       } else if ('detachEvent' in obj) {
-               obj.detachEvent('on' + type, handler);
+       if (filter) {
+               filter.Enabled = (value !== 100);
+               filter.Opacity = value;
+       } else {
+               el.style.filter += ' progid:' + filterName + '(opacity=' + value + ')';

        }
        }

-
-       obj[eventsKey][id] = null;

 }
 
 }
 

-// @function stopPropagation(ev: DOMEvent): this
-// Stop the given event from propagation to parent elements. Used inside the listener functions:
-// ```js
-// L.DomEvent.on(div, 'click', function (ev) {
-//     L.DomEvent.stopPropagation(ev);
-// });
-// ```
-function stopPropagation(e) {
+// @function testProp(props: String[]): String|false
+// Goes through the array of style names and returns the first name
+// that is a valid style name for an element. If no such name is found,
+// it returns false. Useful for vendor-prefixed styles like `transform`.
+function testProp(props) {
+       var style = document.documentElement.style;

 
 

-       if (e.stopPropagation) {
-               e.stopPropagation();
-       } else if (e.originalEvent) {  // In case of Leaflet event.
-               e.originalEvent._stopped = true;
-       } else {
-               e.cancelBubble = true;
+       for (var i = 0; i < props.length; i++) {
+               if (props[i] in style) {
+                       return props[i];
+               }

        }
        }

-       skipped(e);
-
-       return this;
+       return false;

 }
 
 }
 

-// @function disableScrollPropagation(el: HTMLElement): this
-// Adds `stopPropagation` to the element's `'mousewheel'` events (plus browser variants).
-function disableScrollPropagation(el) {
-       addOne(el, 'mousewheel', stopPropagation);
-       return this;
-}
+// @function setTransform(el: HTMLElement, offset: Point, scale?: Number)
+// Resets the 3D CSS transform of `el` so it is translated by `offset` pixels
+// and optionally scaled by `scale`. Does not have an effect if the
+// browser doesn't support 3D CSS transforms.
+function setTransform(el, offset, scale) {
+       var pos = offset || new Point(0, 0);

 
 

-// @function disableClickPropagation(el: HTMLElement): this
-// Adds `stopPropagation` to the element's `'click'`, `'doubleclick'`,
-// `'mousedown'` and `'touchstart'` events (plus browser variants).
-function disableClickPropagation(el) {
-       on(el, 'mousedown touchstart dblclick', stopPropagation);
-       addOne(el, 'click', fakeStop);
-       return this;
+       el.style[TRANSFORM] =
+               (ie3d ?
+                       'translate(' + pos.x + 'px,' + pos.y + 'px)' :
+                       'translate3d(' + pos.x + 'px,' + pos.y + 'px,0)') +
+               (scale ? ' scale(' + scale + ')' : '');

 }
 
 }
 

-// @function preventDefault(ev: DOMEvent): this
-// Prevents the default action of the DOM Event `ev` from happening (such as
-// following a link in the href of the a element, or doing a POST request
-// with page reload when a `<form>` is submitted).
-// Use it inside listener functions.
-function preventDefault(e) {
-       if (e.preventDefault) {
-               e.preventDefault();
+// @function setPosition(el: HTMLElement, position: Point)
+// Sets the position of `el` to coordinates specified by `position`,
+// using CSS translate or top/left positioning depending on the browser
+// (used by Leaflet internally to position its layers).
+function setPosition(el, point) {
+
+       /*eslint-disable */
+       el._leaflet_pos = point;
+       /* eslint-enable */
+
+       if (any3d) {
+               setTransform(el, point);

        } else {
        } else {

-               e.returnValue = false;
+               el.style.left = point.x + 'px';
+               el.style.top = point.y + 'px';

        }
        }

-       return this;

 }
 
 }
 

-// @function stop(ev: DOMEvent): this
-// Does `stopPropagation` and `preventDefault` at the same time.
-function stop(e) {
-       preventDefault(e);
-       stopPropagation(e);
-       return this;
+// @function getPosition(el: HTMLElement): Point
+// Returns the coordinates of an element previously positioned with setPosition.
+function getPosition(el) {
+       // this method is only used for elements previously positioned using setPosition,
+       // so it's safe to cache the position for performance
+
+       return el._leaflet_pos || new Point(0, 0);

 }
 
 }
 

-// @function getMousePosition(ev: DOMEvent, container?: HTMLElement): Point
-// Gets normalized mouse position from a DOM event relative to the
-// `container` or to the whole page if not specified.
-function getMousePosition(e, container) {
-       if (!container) {
-               return new Point(e.clientX, e.clientY);
-       }
+// @function disableTextSelection()
+// Prevents the user from generating `selectstart` DOM events, usually generated
+// when the user drags the mouse through a page with text. Used internally
+// by Leaflet to override the behaviour of any click-and-drag interaction on
+// the map. Affects drag interactions on the whole document.

 
 

-       var rect = container.getBoundingClientRect();
+// @function enableTextSelection()
+// Cancels the effects of a previous [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection).
+var disableTextSelection;
+var enableTextSelection;
+var _userSelect;
+if ('onselectstart' in document) {
+       disableTextSelection = function () {
+               on(window, 'selectstart', preventDefault);
+       };
+       enableTextSelection = function () {
+               off(window, 'selectstart', preventDefault);
+       };
+} else {
+       var userSelectProperty = testProp(
+               ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']);

 
 

-       var scaleX = rect.width / container.offsetWidth || 1;
-       var scaleY = rect.height / container.offsetHeight || 1;
-       return new Point(
-               e.clientX / scaleX - rect.left - container.clientLeft,
-               e.clientY / scaleY - rect.top - container.clientTop);
+       disableTextSelection = function () {
+               if (userSelectProperty) {
+                       var style = document.documentElement.style;
+                       _userSelect = style[userSelectProperty];
+                       style[userSelectProperty] = 'none';
+               }
+       };
+       enableTextSelection = function () {
+               if (userSelectProperty) {
+                       document.documentElement.style[userSelectProperty] = _userSelect;
+                       _userSelect = undefined;
+               }
+       };

 }
 
 }
 

-// Chrome on Win scrolls double the pixels as in other platforms (see #4538),
-// and Firefox scrolls device pixels, not CSS pixels
-var wheelPxFactor =
-       (win && chrome) ? 2 * window.devicePixelRatio :
-       gecko ? window.devicePixelRatio : 1;
+// @function disableImageDrag()
+// As [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection), but
+// for `dragstart` DOM events, usually generated when the user drags an image.
+function disableImageDrag() {
+       on(window, 'dragstart', preventDefault);
+}

 
 

-// @function getWheelDelta(ev: DOMEvent): Number
-// Gets normalized wheel delta from a mousewheel DOM event, in vertical
-// pixels scrolled (negative if scrolling down).
-// Events from pointing devices without precise scrolling are mapped to
-// a best guess of 60 pixels.
-function getWheelDelta(e) {
-       return (edge) ? e.wheelDeltaY / 2 : // Don't trust window-geometry-based delta
-              (e.deltaY && e.deltaMode === 0) ? -e.deltaY / wheelPxFactor : // Pixels
-              (e.deltaY && e.deltaMode === 1) ? -e.deltaY * 20 : // Lines
-              (e.deltaY && e.deltaMode === 2) ? -e.deltaY * 60 : // Pages
-              (e.deltaX || e.deltaZ) ? 0 :     // Skip horizontal/depth wheel events
-              e.wheelDelta ? (e.wheelDeltaY || e.wheelDelta) / 2 : // Legacy IE pixels
-              (e.detail && Math.abs(e.detail) < 32765) ? -e.detail * 20 : // Legacy Moz lines
-              e.detail ? e.detail / -32765 * 60 : // Legacy Moz pages
-              0;
+// @function enableImageDrag()
+// Cancels the effects of a previous [`L.DomUtil.disableImageDrag`](#domutil-disabletextselection).
+function enableImageDrag() {
+       off(window, 'dragstart', preventDefault);

 }
 
 }
 

-var skipEvents = {};
+var _outlineElement;
+var _outlineStyle;
+// @function preventOutline(el: HTMLElement)
+// Makes the [outline](https://developer.mozilla.org/docs/Web/CSS/outline)
+// of the element `el` invisible. Used internally by Leaflet to prevent
+// focusable elements from displaying an outline when the user performs a
+// drag interaction on them.
+function preventOutline(element) {
+       while (element.tabIndex === -1) {
+               element = element.parentNode;
+       }
+       if (!element.style) { return; }
+       restoreOutline();
+       _outlineElement = element;
+       _outlineStyle = element.style.outline;
+       element.style.outline = 'none';
+       on(window, 'keydown', restoreOutline);
+}

 
 

-function fakeStop(e) {
-       // fakes stopPropagation by setting a special event flag, checked/reset with skipped(e)
-       skipEvents[e.type] = true;
+// @function restoreOutline()
+// Cancels the effects of a previous [`L.DomUtil.preventOutline`]().
+function restoreOutline() {
+       if (!_outlineElement) { return; }
+       _outlineElement.style.outline = _outlineStyle;
+       _outlineElement = undefined;
+       _outlineStyle = undefined;
+       off(window, 'keydown', restoreOutline);

 }
 
 }
 

-function skipped(e) {
-       var events = skipEvents[e.type];
-       // reset when checking, as it's only used in map container and propagates outside of the map
-       skipEvents[e.type] = false;
-       return events;
+// @function getSizedParentNode(el: HTMLElement): HTMLElement
+// Finds the closest parent node which size (width and height) is not null.
+function getSizedParentNode(element) {
+       do {
+               element = element.parentNode;
+       } while ((!element.offsetWidth || !element.offsetHeight) && element !== document.body);
+       return element;

 }
 
 }
 

-// check if element really left/entered the event target (for mouseenter/mouseleave)
-function isExternalTarget(el, e) {
+// @function getScale(el: HTMLElement): Object
+// Computes the CSS scale currently applied on the element.
+// Returns an object with `x` and `y` members as horizontal and vertical scales respectively,
+// and `boundingClientRect` as the result of [`getBoundingClientRect()`](https://developer.mozilla.org/en-US/docs/Web/API/Element/getBoundingClientRect).
+function getScale(element) {
+       var rect = element.getBoundingClientRect(); // Read-only in old browsers.

 
 

-       var related = e.relatedTarget;
+       return {
+               x: rect.width / element.offsetWidth || 1,
+               y: rect.height / element.offsetHeight || 1,
+               boundingClientRect: rect
+       };
+}

 
 

-       if (!related) { return true; }

 
 

-       try {
-               while (related && (related !== el)) {
-                       related = related.parentNode;
-               }
-       } catch (err) {
-               return false;
-       }
-       return (related !== el);
-}
+var DomUtil = (Object.freeze || Object)({
+       TRANSFORM: TRANSFORM,
+       TRANSITION: TRANSITION,
+       TRANSITION_END: TRANSITION_END,
+       get: get,
+       getStyle: getStyle,
+       create: create$1,
+       remove: remove,
+       empty: empty,
+       toFront: toFront,
+       toBack: toBack,
+       hasClass: hasClass,
+       addClass: addClass,
+       removeClass: removeClass,
+       setClass: setClass,
+       getClass: getClass,
+       setOpacity: setOpacity,
+       testProp: testProp,
+       setTransform: setTransform,
+       setPosition: setPosition,
+       getPosition: getPosition,
+       disableTextSelection: disableTextSelection,
+       enableTextSelection: enableTextSelection,
+       disableImageDrag: disableImageDrag,
+       enableImageDrag: enableImageDrag,
+       preventOutline: preventOutline,
+       restoreOutline: restoreOutline,
+       getSizedParentNode: getSizedParentNode,
+       getScale: getScale
+});

 
 

-var lastClick;
+/*
+ * @namespace DomEvent
+ * Utility functions to work with the [DOM events](https://developer.mozilla.org/docs/Web/API/Event), used by Leaflet internally.
+ */

 
 

-// this is a horrible workaround for a bug in Android where a single touch triggers two click events
-function filterClick(e, handler) {
-       var timeStamp = (e.timeStamp || (e.originalEvent && e.originalEvent.timeStamp)),
-           elapsed = lastClick && (timeStamp - lastClick);
+// Inspired by John Resig, Dean Edwards and YUI addEvent implementations.

 
 

-       // are they closer together than 500ms yet more than 100ms?
-       // Android typically triggers them ~300ms apart while multiple listeners
-       // on the same event should be triggered far faster;
-       // or check if click is simulated on the element, and if it is, reject any non-simulated events
+// @function on(el: HTMLElement, types: String, fn: Function, context?: Object): this
+// Adds a listener function (`fn`) to a particular DOM event type of the
+// element `el`. You can optionally specify the context of the listener
+// (object the `this` keyword will point to). You can also pass several
+// space-separated types (e.g. `'click dblclick'`).

 
 

-       if ((elapsed && elapsed > 100 && elapsed < 500) || (e.target._simulatedClick && !e._simulated)) {
-               stop(e);
-               return;
+// @alternative
+// @function on(el: HTMLElement, eventMap: Object, context?: Object): this
+// Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`
+function on(obj, types, fn, context) {
+
+       if (typeof types === 'object') {
+               for (var type in types) {
+                       addOne(obj, type, types[type], fn);
+               }
+       } else {
+               types = splitWords(types);
+
+               for (var i = 0, len = types.length; i < len; i++) {
+                       addOne(obj, types[i], fn, context);
+               }

        }
        }

-       lastClick = timeStamp;

 
 

-       handler(e);
+       return this;

 }
 
 }
 

+var eventsKey = '_leaflet_events';
+
+// @function off(el: HTMLElement, types: String, fn: Function, context?: Object): this
+// Removes a previously added listener function.
+// Note that if you passed a custom context to on, you must pass the same
+// context to `off` in order to remove the listener.

 
 

+// @alternative
+// @function off(el: HTMLElement, eventMap: Object, context?: Object): this
+// Removes a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`
+function off(obj, types, fn, context) {

 
 

+       if (typeof types === 'object') {
+               for (var type in types) {
+                       removeOne(obj, type, types[type], fn);
+               }
+       } else if (types) {
+               types = splitWords(types);

 
 

-var DomEvent = (Object.freeze || Object)({
-       on: on,
-       off: off,
-       stopPropagation: stopPropagation,
-       disableScrollPropagation: disableScrollPropagation,
-       disableClickPropagation: disableClickPropagation,
-       preventDefault: preventDefault,
-       stop: stop,
-       getMousePosition: getMousePosition,
-       getWheelDelta: getWheelDelta,
-       fakeStop: fakeStop,
-       skipped: skipped,
-       isExternalTarget: isExternalTarget,
-       addListener: on,
-       removeListener: off
-});
+               for (var i = 0, len = types.length; i < len; i++) {
+                       removeOne(obj, types[i], fn, context);
+               }
+       } else {
+               for (var j in obj[eventsKey]) {
+                       removeOne(obj, j, obj[eventsKey][j]);
+               }
+               delete obj[eventsKey];
+       }

 
 

-/*
- * @namespace DomUtil
- *
- * Utility functions to work with the [DOM](https://developer.mozilla.org/docs/Web/API/Document_Object_Model)
- * tree, used by Leaflet internally.
- *
- * Most functions expecting or returning a `HTMLElement` also work for
- * SVG elements. The only difference is that classes refer to CSS classes
- * in HTML and SVG classes in SVG.
- */
+       return this;
+}

 
 

+function addOne(obj, type, fn, context) {
+       var id = type + stamp(fn) + (context ? '_' + stamp(context) : '');

 
 

-// @property TRANSFORM: String
-// Vendor-prefixed transform style name (e.g. `'webkitTransform'` for WebKit).
-var TRANSFORM = testProp(
-       ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']);
+       if (obj[eventsKey] && obj[eventsKey][id]) { return this; }

 
 

-// webkitTransition comes first because some browser versions that drop vendor prefix don't do
-// the same for the transitionend event, in particular the Android 4.1 stock browser
+       var handler = function (e) {
+               return fn.call(context || obj, e || window.event);
+       };

 
 

-// @property TRANSITION: String
-// Vendor-prefixed transition style name.
-var TRANSITION = testProp(
-       ['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']);
+       var originalHandler = handler;

 
 

-// @property TRANSITION_END: String
-// Vendor-prefixed transitionend event name.
-var TRANSITION_END =
-       TRANSITION === 'webkitTransition' || TRANSITION === 'OTransition' ? TRANSITION + 'End' : 'transitionend';
+       if (pointer && type.indexOf('touch') === 0) {
+               // Needs DomEvent.Pointer.js
+               addPointerListener(obj, type, handler, id);

 
 

+       } else if (touch && (type === 'dblclick') && addDoubleTapListener &&
+                  !(pointer && chrome)) {
+               // Chrome >55 does not need the synthetic dblclicks from addDoubleTapListener
+               // See #5180
+               addDoubleTapListener(obj, handler, id);

 
 

-// @function get(id: String|HTMLElement): HTMLElement
-// Returns an element given its DOM id, or returns the element itself
-// if it was passed directly.
-function get(id) {
-       return typeof id === 'string' ? document.getElementById(id) : id;
-}
+       } else if ('addEventListener' in obj) {

 
 

-// @function getStyle(el: HTMLElement, styleAttrib: String): String
-// Returns the value for a certain style attribute on an element,
-// including computed values or values set through CSS.
-function getStyle(el, style) {
-       var value = el.style[style] || (el.currentStyle && el.currentStyle[style]);
+               if (type === 'mousewheel') {
+                       obj.addEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false);

 
 

-       if ((!value || value === 'auto') && document.defaultView) {
-               var css = document.defaultView.getComputedStyle(el, null);
-               value = css ? css[style] : null;
-       }
-       return value === 'auto' ? null : value;
-}
+               } else if ((type === 'mouseenter') || (type === 'mouseleave')) {
+                       handler = function (e) {
+                               e = e || window.event;
+                               if (isExternalTarget(obj, e)) {
+                                       originalHandler(e);
+                               }
+                       };
+                       obj.addEventListener(type === 'mouseenter' ? 'mouseover' : 'mouseout', handler, false);

 
 

-// @function create(tagName: String, className?: String, container?: HTMLElement): HTMLElement
-// Creates an HTML element with `tagName`, sets its class to `className`, and optionally appends it to `container` element.
-function create$1(tagName, className, container) {
-       var el = document.createElement(tagName);
-       el.className = className || '';
+               } else {
+                       if (type === 'click' && android) {
+                               handler = function (e) {
+                                       filterClick(e, originalHandler);
+                               };
+                       }
+                       obj.addEventListener(type, handler, false);
+               }

 
 

-       if (container) {
-               container.appendChild(el);
+       } else if ('attachEvent' in obj) {
+               obj.attachEvent('on' + type, handler);

        }
        }

-       return el;
-}

 
 

-// @function remove(el: HTMLElement)
-// Removes `el` from its parent element
-function remove(el) {
-       var parent = el.parentNode;
-       if (parent) {
-               parent.removeChild(el);
-       }
+       obj[eventsKey] = obj[eventsKey] || {};
+       obj[eventsKey][id] = handler;

 }
 
 }
 

-// @function empty(el: HTMLElement)
-// Removes all of `el`'s children elements from `el`
-function empty(el) {
-       while (el.firstChild) {
-               el.removeChild(el.firstChild);
-       }
-}
+function removeOne(obj, type, fn, context) {

 
 

-// @function toFront(el: HTMLElement)
-// Makes `el` the last child of its parent, so it renders in front of the other children.
-function toFront(el) {
-       var parent = el.parentNode;
-       if (parent.lastChild !== el) {
-               parent.appendChild(el);
-       }
-}
+       var id = type + stamp(fn) + (context ? '_' + stamp(context) : ''),
+           handler = obj[eventsKey] && obj[eventsKey][id];

 
 

-// @function toBack(el: HTMLElement)
-// Makes `el` the first child of its parent, so it renders behind the other children.
-function toBack(el) {
-       var parent = el.parentNode;
-       if (parent.firstChild !== el) {
-               parent.insertBefore(el, parent.firstChild);
-       }
-}
+       if (!handler) { return this; }

 
 

-// @function hasClass(el: HTMLElement, name: String): Boolean
-// Returns `true` if the element's class attribute contains `name`.
-function hasClass(el, name) {
-       if (el.classList !== undefined) {
-               return el.classList.contains(name);
-       }
-       var className = getClass(el);
-       return className.length > 0 && new RegExp('(^|\\s)' + name + '(\\s|$)').test(className);
-}
+       if (pointer && type.indexOf('touch') === 0) {
+               removePointerListener(obj, type, id);

 
 

-// @function addClass(el: HTMLElement, name: String)
-// Adds `name` to the element's class attribute.
-function addClass(el, name) {
-       if (el.classList !== undefined) {
-               var classes = splitWords(name);
-               for (var i = 0, len = classes.length; i < len; i++) {
-                       el.classList.add(classes[i]);
+       } else if (touch && (type === 'dblclick') && removeDoubleTapListener &&
+                  !(pointer && chrome)) {
+               removeDoubleTapListener(obj, id);
+
+       } else if ('removeEventListener' in obj) {
+
+               if (type === 'mousewheel') {
+                       obj.removeEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false);
+
+               } else {
+                       obj.removeEventListener(
+                               type === 'mouseenter' ? 'mouseover' :
+                               type === 'mouseleave' ? 'mouseout' : type, handler, false);

                }
                }

-       } else if (!hasClass(el, name)) {
-               var className = getClass(el);
-               setClass(el, (className ? className + ' ' : '') + name);
+
+       } else if ('detachEvent' in obj) {
+               obj.detachEvent('on' + type, handler);

        }
        }

+
+       obj[eventsKey][id] = null;

 }
 
 }
 

-// @function removeClass(el: HTMLElement, name: String)
-// Removes `name` from the element's class attribute.
-function removeClass(el, name) {
-       if (el.classList !== undefined) {
-               el.classList.remove(name);
+// @function stopPropagation(ev: DOMEvent): this
+// Stop the given event from propagation to parent elements. Used inside the listener functions:
+// ```js
+// L.DomEvent.on(div, 'click', function (ev) {
+//     L.DomEvent.stopPropagation(ev);
+// });
+// ```
+function stopPropagation(e) {
+
+       if (e.stopPropagation) {
+               e.stopPropagation();
+       } else if (e.originalEvent) {  // In case of Leaflet event.
+               e.originalEvent._stopped = true;

        } else {
        } else {

-               setClass(el, trim((' ' + getClass(el) + ' ').replace(' ' + name + ' ', ' ')));
+               e.cancelBubble = true;

        }
        }

+       skipped(e);
+
+       return this;

 }
 
 }
 

-// @function setClass(el: HTMLElement, name: String)
-// Sets the element's class.
-function setClass(el, name) {
-       if (el.className.baseVal === undefined) {
-               el.className = name;
-       } else {
-               // in case of SVG element
-               el.className.baseVal = name;
-       }
+// @function disableScrollPropagation(el: HTMLElement): this
+// Adds `stopPropagation` to the element's `'mousewheel'` events (plus browser variants).
+function disableScrollPropagation(el) {
+       addOne(el, 'mousewheel', stopPropagation);
+       return this;

 }
 
 }
 

-// @function getClass(el: HTMLElement): String
-// Returns the element's class.
-function getClass(el) {
-       return el.className.baseVal === undefined ? el.className : el.className.baseVal;
+// @function disableClickPropagation(el: HTMLElement): this
+// Adds `stopPropagation` to the element's `'click'`, `'doubleclick'`,
+// `'mousedown'` and `'touchstart'` events (plus browser variants).
+function disableClickPropagation(el) {
+       on(el, 'mousedown touchstart dblclick', stopPropagation);
+       addOne(el, 'click', fakeStop);
+       return this;

 }
 
 }
 

-// @function setOpacity(el: HTMLElement, opacity: Number)
-// Set the opacity of an element (including old IE support).
-// `opacity` must be a number from `0` to `1`.
-function setOpacity(el, value) {
-       if ('opacity' in el.style) {
-               el.style.opacity = value;
-       } else if ('filter' in el.style) {
-               _setOpacityIE(el, value);
+// @function preventDefault(ev: DOMEvent): this
+// Prevents the default action of the DOM Event `ev` from happening (such as
+// following a link in the href of the a element, or doing a POST request
+// with page reload when a `<form>` is submitted).
+// Use it inside listener functions.
+function preventDefault(e) {
+       if (e.preventDefault) {
+               e.preventDefault();
+       } else {
+               e.returnValue = false;

        }
        }

+       return this;

 }
 
 }
 

-function _setOpacityIE(el, value) {
-       var filter = false,
-           filterName = 'DXImageTransform.Microsoft.Alpha';
+// @function stop(ev: DOMEvent): this
+// Does `stopPropagation` and `preventDefault` at the same time.
+function stop(e) {
+       preventDefault(e);
+       stopPropagation(e);
+       return this;
+}

 
 

-       // filters collection throws an error if we try to retrieve a filter that doesn't exist
-       try {
-               filter = el.filters.item(filterName);
-       } catch (e) {
-               // don't set opacity to 1 if we haven't already set an opacity,
-               // it isn't needed and breaks transparent pngs.
-               if (value === 1) { return; }
+// @function getMousePosition(ev: DOMEvent, container?: HTMLElement): Point
+// Gets normalized mouse position from a DOM event relative to the
+// `container` (border excluded) or to the whole page if not specified.
+function getMousePosition(e, container) {
+       if (!container) {
+               return new Point(e.clientX, e.clientY);

        }
 
        }
 

-       value = Math.round(value * 100);
+       var scale = getScale(container),
+           offset = scale.boundingClientRect; // left and top  values are in page scale (like the event clientX/Y)

 
 

-       if (filter) {
-               filter.Enabled = (value !== 100);
-               filter.Opacity = value;
-       } else {
-               el.style.filter += ' progid:' + filterName + '(opacity=' + value + ')';
-       }
+       return new Point(
+               // offset.left/top values are in page scale (like clientX/Y),
+               // whereas clientLeft/Top (border width) values are the original values (before CSS scale applies).
+               (e.clientX - offset.left) / scale.x - container.clientLeft,
+               (e.clientY - offset.top) / scale.y - container.clientTop
+       );

 }
 
 }
 

-// @function testProp(props: String[]): String|false
-// Goes through the array of style names and returns the first name
-// that is a valid style name for an element. If no such name is found,
-// it returns false. Useful for vendor-prefixed styles like `transform`.
-function testProp(props) {
-       var style = document.documentElement.style;
+// Chrome on Win scrolls double the pixels as in other platforms (see #4538),
+// and Firefox scrolls device pixels, not CSS pixels
+var wheelPxFactor =
+       (win && chrome) ? 2 * window.devicePixelRatio :
+       gecko ? window.devicePixelRatio : 1;

 
 

-       for (var i = 0; i < props.length; i++) {
-               if (props[i] in style) {
-                       return props[i];
-               }
-       }
-       return false;
+// @function getWheelDelta(ev: DOMEvent): Number
+// Gets normalized wheel delta from a mousewheel DOM event, in vertical
+// pixels scrolled (negative if scrolling down).
+// Events from pointing devices without precise scrolling are mapped to
+// a best guess of 60 pixels.
+function getWheelDelta(e) {
+       return (edge) ? e.wheelDeltaY / 2 : // Don't trust window-geometry-based delta
+              (e.deltaY && e.deltaMode === 0) ? -e.deltaY / wheelPxFactor : // Pixels
+              (e.deltaY && e.deltaMode === 1) ? -e.deltaY * 20 : // Lines
+              (e.deltaY && e.deltaMode === 2) ? -e.deltaY * 60 : // Pages
+              (e.deltaX || e.deltaZ) ? 0 :     // Skip horizontal/depth wheel events
+              e.wheelDelta ? (e.wheelDeltaY || e.wheelDelta) / 2 : // Legacy IE pixels
+              (e.detail && Math.abs(e.detail) < 32765) ? -e.detail * 20 : // Legacy Moz lines
+              e.detail ? e.detail / -32765 * 60 : // Legacy Moz pages
+              0;

 }
 
 }
 

-// @function setTransform(el: HTMLElement, offset: Point, scale?: Number)
-// Resets the 3D CSS transform of `el` so it is translated by `offset` pixels
-// and optionally scaled by `scale`. Does not have an effect if the
-// browser doesn't support 3D CSS transforms.
-function setTransform(el, offset, scale) {
-       var pos = offset || new Point(0, 0);
+var skipEvents = {};

 
 

-       el.style[TRANSFORM] =
-               (ie3d ?
-                       'translate(' + pos.x + 'px,' + pos.y + 'px)' :
-                       'translate3d(' + pos.x + 'px,' + pos.y + 'px,0)') +
-               (scale ? ' scale(' + scale + ')' : '');
+function fakeStop(e) {
+       // fakes stopPropagation by setting a special event flag, checked/reset with skipped(e)
+       skipEvents[e.type] = true;

 }
 
 }
 

-// @function setPosition(el: HTMLElement, position: Point)
-// Sets the position of `el` to coordinates specified by `position`,
-// using CSS translate or top/left positioning depending on the browser
-// (used by Leaflet internally to position its layers).
-function setPosition(el, point) {
-
-       /*eslint-disable */
-       el._leaflet_pos = point;
-       /* eslint-enable */
-
-       if (any3d) {
-               setTransform(el, point);
-       } else {
-               el.style.left = point.x + 'px';
-               el.style.top = point.y + 'px';
-       }
+function skipped(e) {
+       var events = skipEvents[e.type];
+       // reset when checking, as it's only used in map container and propagates outside of the map
+       skipEvents[e.type] = false;
+       return events;

 }
 
 }
 

-// @function getPosition(el: HTMLElement): Point
-// Returns the coordinates of an element previously positioned with setPosition.
-function getPosition(el) {
-       // this method is only used for elements previously positioned using setPosition,
-       // so it's safe to cache the position for performance
-
-       return el._leaflet_pos || new Point(0, 0);
-}
+// check if element really left/entered the event target (for mouseenter/mouseleave)
+function isExternalTarget(el, e) {

 
 

-// @function disableTextSelection()
-// Prevents the user from generating `selectstart` DOM events, usually generated
-// when the user drags the mouse through a page with text. Used internally
-// by Leaflet to override the behaviour of any click-and-drag interaction on
-// the map. Affects drag interactions on the whole document.
+       var related = e.relatedTarget;

 
 

-// @function enableTextSelection()
-// Cancels the effects of a previous [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection).
-var disableTextSelection;
-var enableTextSelection;
-var _userSelect;
-if ('onselectstart' in document) {
-       disableTextSelection = function () {
-               on(window, 'selectstart', preventDefault);
-       };
-       enableTextSelection = function () {
-               off(window, 'selectstart', preventDefault);
-       };
-} else {
-       var userSelectProperty = testProp(
-               ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']);
+       if (!related) { return true; }

 
 

-       disableTextSelection = function () {
-               if (userSelectProperty) {
-                       var style = document.documentElement.style;
-                       _userSelect = style[userSelectProperty];
-                       style[userSelectProperty] = 'none';
-               }
-       };
-       enableTextSelection = function () {
-               if (userSelectProperty) {
-                       document.documentElement.style[userSelectProperty] = _userSelect;
-                       _userSelect = undefined;
+       try {
+               while (related && (related !== el)) {
+                       related = related.parentNode;

                }
                }

-       };
+       } catch (err) {
+               return false;
+       }
+       return (related !== el);

 }
 
 }
 

-// @function disableImageDrag()
-// As [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection), but
-// for `dragstart` DOM events, usually generated when the user drags an image.
-function disableImageDrag() {
-       on(window, 'dragstart', preventDefault);
-}
+var lastClick;

 
 

-// @function enableImageDrag()
-// Cancels the effects of a previous [`L.DomUtil.disableImageDrag`](#domutil-disabletextselection).
-function enableImageDrag() {
-       off(window, 'dragstart', preventDefault);
-}
+// this is a horrible workaround for a bug in Android where a single touch triggers two click events
+function filterClick(e, handler) {
+       var timeStamp = (e.timeStamp || (e.originalEvent && e.originalEvent.timeStamp)),
+           elapsed = lastClick && (timeStamp - lastClick);

 
 

-var _outlineElement;
-var _outlineStyle;
-// @function preventOutline(el: HTMLElement)
-// Makes the [outline](https://developer.mozilla.org/docs/Web/CSS/outline)
-// of the element `el` invisible. Used internally by Leaflet to prevent
-// focusable elements from displaying an outline when the user performs a
-// drag interaction on them.
-function preventOutline(element) {
-       while (element.tabIndex === -1) {
-               element = element.parentNode;
+       // are they closer together than 500ms yet more than 100ms?
+       // Android typically triggers them ~300ms apart while multiple listeners
+       // on the same event should be triggered far faster;
+       // or check if click is simulated on the element, and if it is, reject any non-simulated events
+
+       if ((elapsed && elapsed > 100 && elapsed < 500) || (e.target._simulatedClick && !e._simulated)) {
+               stop(e);
+               return;

        }
        }

-       if (!element.style) { return; }
-       restoreOutline();
-       _outlineElement = element;
-       _outlineStyle = element.style.outline;
-       element.style.outline = 'none';
-       on(window, 'keydown', restoreOutline);
-}
+       lastClick = timeStamp;

 
 

-// @function restoreOutline()
-// Cancels the effects of a previous [`L.DomUtil.preventOutline`]().
-function restoreOutline() {
-       if (!_outlineElement) { return; }
-       _outlineElement.style.outline = _outlineStyle;
-       _outlineElement = undefined;
-       _outlineStyle = undefined;
-       off(window, 'keydown', restoreOutline);
+       handler(e);

 }
 
 
 }
 
 

-var DomUtil = (Object.freeze || Object)({
-       TRANSFORM: TRANSFORM,
-       TRANSITION: TRANSITION,
-       TRANSITION_END: TRANSITION_END,
-       get: get,
-       getStyle: getStyle,
-       create: create$1,
-       remove: remove,
-       empty: empty,
-       toFront: toFront,
-       toBack: toBack,
-       hasClass: hasClass,
-       addClass: addClass,
-       removeClass: removeClass,
-       setClass: setClass,
-       getClass: getClass,
-       setOpacity: setOpacity,
-       testProp: testProp,
-       setTransform: setTransform,
-       setPosition: setPosition,
-       getPosition: getPosition,
-       disableTextSelection: disableTextSelection,
-       enableTextSelection: enableTextSelection,
-       disableImageDrag: disableImageDrag,
-       enableImageDrag: enableImageDrag,
-       preventOutline: preventOutline,
-       restoreOutline: restoreOutline
+
+
+var DomEvent = (Object.freeze || Object)({
+       on: on,
+       off: off,
+       stopPropagation: stopPropagation,
+       disableScrollPropagation: disableScrollPropagation,
+       disableClickPropagation: disableClickPropagation,
+       preventDefault: preventDefault,
+       stop: stop,
+       getMousePosition: getMousePosition,
+       getWheelDelta: getWheelDelta,
+       fakeStop: fakeStop,
+       skipped: skipped,
+       isExternalTarget: isExternalTarget,
+       addListener: on,
+       removeListener: off

 });
 
 /*
 });
 
 /*


@@ -3616,7 +3643,7 @@ var Map = Evented.extend({
                var lat = pos.coords.latitude,
                    lng = pos.coords.longitude,
                    latlng = new LatLng(lat, lng),
                var lat = pos.coords.latitude,
                    lng = pos.coords.longitude,
                    latlng = new LatLng(lat, lng),

-                   bounds = latlng.toBounds(pos.coords.accuracy),
+                   bounds = latlng.toBounds(pos.coords.accuracy * 2),

                    options = this._locateOptions;
 
                if (options.setView) {
                    options = this._locateOptions;
 
                if (options.setView) {


@@ -3692,6 +3719,10 @@ var Map = Evented.extend({
                if (this._clearControlPos) {
                        this._clearControlPos();
                }
                if (this._clearControlPos) {
                        this._clearControlPos();
                }

+               if (this._resizeRequest) {
+                       cancelAnimFrame(this._resizeRequest);
+                       this._resizeRequest = null;
+               }

 
                this._clearHandlers();
 
 
                this._clearHandlers();
 


@@ -3776,7 +3807,7 @@ var Map = Evented.extend({
                        this.options.maxZoom;
        },
 
                        this.options.maxZoom;
        },
 

-       // @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean): Number
+       // @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean, padding?: Point): Number

        // Returns the maximum zoom level on which the given bounds fit to the map
        // view in its entirety. If `inside` (optional) is set to `true`, the method
        // instead returns the minimum zoom level on which the map view fits into
        // Returns the maximum zoom level on which the given bounds fit to the map
        // view in its entirety. If `inside` (optional) is set to `true`, the method
        // instead returns the minimum zoom level on which the map view fits into


@@ -5777,10 +5808,14 @@ var Draggable = Evented.extend({
                // Fired when a drag is about to start.
                this.fire('down');
 
                // Fired when a drag is about to start.
                this.fire('down');
 

-               var first = e.touches ? e.touches[0] : e;
+               var first = e.touches ? e.touches[0] : e,
+                   sizedParent = getSizedParentNode(this._element);

 
                this._startPoint = new Point(first.clientX, first.clientY);
 
 
                this._startPoint = new Point(first.clientX, first.clientY);
 

+               // Cache the scale, so that we can continuously compensate for it during drag (_onMove).
+               this._parentScale = getScale(sizedParent);
+

                on(document, MOVE[e.type], this._onMove, this);
                on(document, END[e.type], this._onUp, this);
        },
                on(document, MOVE[e.type], this._onMove, this);
                on(document, END[e.type], this._onUp, this);
        },


@@ -5799,12 +5834,17 @@ var Draggable = Evented.extend({
                }
 
                var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e),
                }
 
                var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e),

-                   newPoint = new Point(first.clientX, first.clientY),
-                   offset = newPoint.subtract(this._startPoint);
+                   offset = new Point(first.clientX, first.clientY)._subtract(this._startPoint);

 
                if (!offset.x && !offset.y) { return; }
                if (Math.abs(offset.x) + Math.abs(offset.y) < this.options.clickTolerance) { return; }
 
 
                if (!offset.x && !offset.y) { return; }
                if (Math.abs(offset.x) + Math.abs(offset.y) < this.options.clickTolerance) { return; }
 

+               // We assume that the parent container's position, border and scale do not change for the duration of the drag.
+               // Therefore there is no need to account for the position and border (they are eliminated by the subtraction)
+               // and we can use the cached value for the scale.
+               offset.x /= this._parentScale.x;
+               offset.y /= this._parentScale.y;
+

                preventDefault(e);
 
                if (!this._moved) {
                preventDefault(e);
 
                if (!this._moved) {


@@ -7173,7 +7213,7 @@ var MarkerDrag = Handler.extend({
                    map = marker._map,
                    speed = this._marker.options.autoPanSpeed,
                    padding = this._marker.options.autoPanPadding,
                    map = marker._map,
                    speed = this._marker.options.autoPanSpeed,
                    padding = this._marker.options.autoPanPadding,

-                   iconPos = L.DomUtil.getPosition(marker._icon),
+                   iconPos = getPosition(marker._icon),

                    bounds = map.getPixelBounds(),
                    origin = map.getPixelOrigin();
 
                    bounds = map.getPixelBounds(),
                    origin = map.getPixelOrigin();
 


@@ -7197,7 +7237,7 @@ var MarkerDrag = Handler.extend({
                        this._draggable._newPos._add(movement);
                        this._draggable._startPos._add(movement);
 
                        this._draggable._newPos._add(movement);
                        this._draggable._startPos._add(movement);
 

-                       L.DomUtil.setPosition(marker._icon, this._draggable._newPos);
+                       setPosition(marker._icon, this._draggable._newPos);

                        this._onDrag(e);
 
                        this._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));
                        this._onDrag(e);
 
                        this._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));


@@ -7229,7 +7269,7 @@ var MarkerDrag = Handler.extend({
        _onDrag: function (e) {
                var marker = this._marker,
                    shadow = marker._shadow,
        _onDrag: function (e) {
                var marker = this._marker,
                    shadow = marker._shadow,

-               iconPos = getPosition(marker._icon),
+                   iconPos = getPosition(marker._icon),

                    latlng = marker._map.layerPointToLatLng(iconPos);
 
                // update shadow position
                    latlng = marker._map.layerPointToLatLng(iconPos);
 
                // update shadow position


@@ -8050,7 +8090,7 @@ var Polyline = Path.extend({
                return !this._latlngs.length;
        },
 
                return !this._latlngs.length;
        },
 

-       // @method closestLayerPoint: Point
+       // @method closestLayerPoint(p: Point): Point

        // Returns the point closest to `p` on the Polyline.
        closestLayerPoint: function (p) {
                var minDistance = Infinity,
        // Returns the point closest to `p` on the Polyline.
        closestLayerPoint: function (p) {
                var minDistance = Infinity,


@@ -8443,7 +8483,7 @@ var Polygon = Polyline.extend({
                var inside = false,
                    part, p1, p2, i, j, k, len, len2;
 
                var inside = false,
                    part, p1, p2, i, j, k, len, len2;
 

-               if (!this._pxBounds.contains(p)) { return false; }
+               if (!this._pxBounds || !this._pxBounds.contains(p)) { return false; }

 
                // ray casting algorithm for detecting if point is in polygon
                for (i = 0, len = this._parts.length; i < len; i++) {
 
                // ray casting algorithm for detecting if point is in polygon
                for (i = 0, len = this._parts.length; i < len; i++) {


@@ -8870,7 +8910,7 @@ LayerGroup.include({
 // @namespace GeoJSON
 // @factory L.geoJSON(geojson?: Object, options?: GeoJSON options)
 // Creates a GeoJSON layer. Optionally accepts an object in
 // @namespace GeoJSON
 // @factory L.geoJSON(geojson?: Object, options?: GeoJSON options)
 // Creates a GeoJSON layer. Optionally accepts an object in

-// [GeoJSON format](http://geojson.org/geojson-spec.html) to display on the map
+// [GeoJSON format](https://tools.ietf.org/html/rfc7946) to display on the map

 // (you can alternatively add it later with `addData` method) and an `options` object.
 function geoJSON(geojson, options) {
        return new GeoJSON(geojson, options);
 // (you can alternatively add it later with `addData` method) and an `options` object.
 function geoJSON(geojson, options) {
        return new GeoJSON(geojson, options);


@@ -8912,8 +8952,10 @@ var ImageOverlay = Layer.extend({
                // If `true`, the image overlay will emit [mouse events](#interactive-layer) when clicked or hovered.
                interactive: false,
 
                // If `true`, the image overlay will emit [mouse events](#interactive-layer) when clicked or hovered.
                interactive: false,
 

-               // @option crossOrigin: Boolean = false
-               // If true, the image will have its crossOrigin attribute set to ''. This is needed if you want to access image pixel data.
+               // @option crossOrigin: Boolean|String = false
+               // Whether the crossOrigin attribute will be added to the image.
+               // If a String is provided, the image will have its crossOrigin attribute set to the String provided. This is needed if you want to access image pixel data.
+               // Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values.

                crossOrigin: false,
 
                // @option errorOverlayUrl: String = ''
                crossOrigin: false,
 
                // @option errorOverlayUrl: String = ''


@@ -9069,8 +9111,8 @@ var ImageOverlay = Layer.extend({
                img.onload = bind(this.fire, this, 'load');
                img.onerror = bind(this._overlayOnError, this, 'error');
 
                img.onload = bind(this.fire, this, 'load');
                img.onerror = bind(this._overlayOnError, this, 'error');
 

-               if (this.options.crossOrigin) {
-                       img.crossOrigin = '';
+               if (this.options.crossOrigin || this.options.crossOrigin === '') {
+                       img.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin;

                }
 
                if (this.options.zIndex) {
                }
 
                if (this.options.zIndex) {


@@ -9151,7 +9193,7 @@ var imageOverlay = function (url, bounds, options) {
  * ```js
  * var videoUrl = 'https://www.mapbox.com/bites/00188/patricia_nasa.webm',
  *     videoBounds = [[ 32, -130], [ 13, -100]];
  * ```js
  * var videoUrl = 'https://www.mapbox.com/bites/00188/patricia_nasa.webm',
  *     videoBounds = [[ 32, -130], [ 13, -100]];

- * L.VideoOverlay(videoUrl, videoBounds ).addTo(map);
+ * L.videoOverlay(videoUrl, videoBounds ).addTo(map);

  * ```
  */
 
  * ```
  */
 


@@ -11252,7 +11294,7 @@ var GridLayer = Layer.extend({
        },
 
        _tileReady: function (coords, err, tile) {
        },
 
        _tileReady: function (coords, err, tile) {

-               if (!this._map) { return; }
+               if (!this._map || tile.getAttribute('src') === emptyImageUrl) { return; }

 
                if (err) {
                        // @event tileerror: TileErrorEvent
 
                if (err) {
                        // @event tileerror: TileErrorEvent


@@ -11348,7 +11390,7 @@ function gridLayer(options) {
  * @example
  *
  * ```js
  * @example
  *
  * ```js

- * L.tileLayer('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png?{foo}', {foo: 'bar'}).addTo(map);
+ * L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png?{foo}', {foo: 'bar'}).addTo(map);

  * ```
  *
  * @section URL template
  * ```
  *
  * @section URL template


@@ -11407,8 +11449,10 @@ var TileLayer = GridLayer.extend({
                // If `true` and user is on a retina display, it will request four tiles of half the specified size and a bigger zoom level in place of one to utilize the high resolution.
                detectRetina: false,
 
                // If `true` and user is on a retina display, it will request four tiles of half the specified size and a bigger zoom level in place of one to utilize the high resolution.
                detectRetina: false,
 

-               // @option crossOrigin: Boolean = false
-               // If true, all tiles will have their crossOrigin attribute set to ''. This is needed if you want to access tile pixel data.
+               // @option crossOrigin: Boolean|String = false
+               // Whether the crossOrigin attribute will be added to the tiles.
+               // If a String is provided, all tiles will have their crossOrigin attribute set to the String provided. This is needed if you want to access tile pixel data.
+               // Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values.

                crossOrigin: false
        },
 
                crossOrigin: false
        },
 


@@ -11465,8 +11509,8 @@ var TileLayer = GridLayer.extend({
                on(tile, 'load', bind(this._tileOnLoad, this, done, tile));
                on(tile, 'error', bind(this._tileOnError, this, done, tile));
 
                on(tile, 'load', bind(this._tileOnLoad, this, done, tile));
                on(tile, 'error', bind(this._tileOnError, this, done, tile));
 

-               if (this.options.crossOrigin) {
-                       tile.crossOrigin = '';
+               if (this.options.crossOrigin || this.options.crossOrigin === '') {
+                       tile.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin;

                }
 
                /*
                }
 
                /*


@@ -11683,7 +11727,7 @@ var TileLayerWMS = TileLayer.extend({
                    bbox = (this._wmsVersion >= 1.3 && this._crs === EPSG4326 ?
                    [min.y, min.x, max.y, max.x] :
                    [min.x, min.y, max.x, max.y]).join(','),
                    bbox = (this._wmsVersion >= 1.3 && this._crs === EPSG4326 ?
                    [min.y, min.x, max.y, max.x] :
                    [min.x, min.y, max.x, max.y]).join(','),

-               url = L.TileLayer.prototype.getTileUrl.call(this, coords);
+                   url = TileLayer.prototype.getTileUrl.call(this, coords);

                return url +
                        getParamString(this.wmsParams, url, this.options.uppercase) +
                        (this.options.uppercase ? '&BBOX=' : '&bbox=') + bbox;
                return url +
                        getParamString(this.wmsParams, url, this.options.uppercase) +
                        (this.options.uppercase ? '&BBOX=' : '&bbox=') + bbox;


@@ -11909,6 +11953,7 @@ var Canvas = Renderer.extend({
        },
 
        _destroyContainer: function () {
        },
 
        _destroyContainer: function () {

+               cancelAnimFrame(this._redrawRequest);

                delete this._ctx;
                remove(this._container);
                off(this._container);
                delete this._ctx;
                remove(this._container);
                off(this._container);


@@ -12001,9 +12046,11 @@ var Canvas = Renderer.extend({
                        this._drawFirst = next;
                }
 
                        this._drawFirst = next;
                }
 

+               delete this._drawnLayers[layer._leaflet_id];
+

                delete layer._order;
 
                delete layer._order;
 

-               delete this._layers[L.stamp(layer)];
+               delete this._layers[stamp(layer)];

 
                this._requestRedraw(layer);
        },
 
                this._requestRedraw(layer);
        },


@@ -12025,7 +12072,7 @@ var Canvas = Renderer.extend({
        },
 
        _updateDashArray: function (layer) {
        },
 
        _updateDashArray: function (layer) {

-               if (layer.options.dashArray) {
+               if (typeof layer.options.dashArray === 'string') {

                        var parts = layer.options.dashArray.split(','),
                            dashArray = [],
                            i;
                        var parts = layer.options.dashArray.split(','),
                            dashArray = [],
                            i;


@@ -12033,6 +12080,8 @@ var Canvas = Renderer.extend({
                                dashArray.push(Number(parts[i]));
                        }
                        layer.options._dashArray = dashArray;
                                dashArray.push(Number(parts[i]));
                        }
                        layer.options._dashArray = dashArray;

+               } else {
+                       layer.options._dashArray = layer.options.dashArray;

                }
        },
 
                }
        },
 


@@ -12669,10 +12718,7 @@ Map.include({
                var renderer = layer.options.renderer || this._getPaneRenderer(layer.options.pane) || this.options.renderer || this._renderer;
 
                if (!renderer) {
                var renderer = layer.options.renderer || this._getPaneRenderer(layer.options.pane) || this.options.renderer || this._renderer;
 
                if (!renderer) {

-                       // @namespace Map; @option preferCanvas: Boolean = false
-                       // Whether `Path`s should be rendered on a `Canvas` renderer.
-                       // By default, all `Path`s are rendered in a `SVG` renderer.
-                       renderer = this._renderer = (this.options.preferCanvas && canvas$1()) || svg$1();
+                       renderer = this._renderer = this._createRenderer();

                }
 
                if (!this.hasLayer(renderer)) {
                }
 
                if (!this.hasLayer(renderer)) {


@@ -12688,10 +12734,17 @@ Map.include({
 
                var renderer = this._paneRenderers[name];
                if (renderer === undefined) {
 
                var renderer = this._paneRenderers[name];
                if (renderer === undefined) {

-                       renderer = (SVG && svg$1({pane: name})) || (Canvas && canvas$1({pane: name}));
+                       renderer = this._createRenderer({pane: name});

                        this._paneRenderers[name] = renderer;
                }
                return renderer;
                        this._paneRenderers[name] = renderer;
                }
                return renderer;

+       },
+
+       _createRenderer: function (options) {
+               // @namespace Map; @option preferCanvas: Boolean = false
+               // Whether `Path`s should be rendered on a `Canvas` renderer.
+               // By default, all `Path`s are rendered in a `SVG` renderer.
+               return (this.options.preferCanvas && canvas$1(options)) || svg$1(options);

        }
 });
 
        }
 });
 


@@ -13326,20 +13379,18 @@ var Keyboard = Handler.extend({
                    offset;
 
                if (key in this._panKeys) {
                    offset;
 
                if (key in this._panKeys) {

+                       if (!map._panAnim || !map._panAnim._inProgress) {
+                               offset = this._panKeys[key];
+                               if (e.shiftKey) {
+                                       offset = toPoint(offset).multiplyBy(3);
+                               }

 
 

-                       if (map._panAnim && map._panAnim._inProgress) { return; }
-
-                       offset = this._panKeys[key];
-                       if (e.shiftKey) {
-                               offset = toPoint(offset).multiplyBy(3);
-                       }
-
-                       map.panBy(offset);
+                               map.panBy(offset);

 
 

-                       if (map.options.maxBounds) {
-                               map.panInsideBounds(map.options.maxBounds);
+                               if (map.options.maxBounds) {
+                                       map.panInsideBounds(map.options.maxBounds);
+                               }

                        }
                        }

-

                } else if (key in this._zoomKeys) {
                        map.setZoom(map.getZoom() + (e.shiftKey ? 3 : 1) * this._zoomKeys[key]);
 
                } else if (key in this._zoomKeys) {
                        map.setZoom(map.getZoom() + (e.shiftKey ? 3 : 1) * this._zoomKeys[key]);
 


@@ -13707,21 +13758,9 @@ Map.ScrollWheelZoom = ScrollWheelZoom;
 Map.Tap = Tap;
 Map.TouchZoom = TouchZoom;
 
 Map.Tap = Tap;
 Map.TouchZoom = TouchZoom;
 

-// misc
-
-var oldL = window.L;
-function noConflict() {
-       window.L = oldL;
-       return this;
-}
-
-// Always export us to window global (see #2364)
-window.L = exports;
-

 Object.freeze = freeze;
 
 exports.version = version;
 Object.freeze = freeze;
 
 exports.version = version;

-exports.noConflict = noConflict;

 exports.Control = Control;
 exports.control = control;
 exports.Browser = Browser;
 exports.Control = Control;
 exports.control = control;
 exports.Browser = Browser;


@@ -13798,5 +13837,14 @@ exports.rectangle = rectangle;
 exports.Map = Map;
 exports.map = createMap;
 
 exports.Map = Map;
 exports.map = createMap;
 

+var oldL = window.L;
+exports.noConflict = function() {
+       window.L = oldL;
+       return this;
+}
+
+// Always export us to window global (see #2364)
+window.L = exports;
+

 })));
 //# sourceMappingURL=leaflet-src.js.map
 })));
 //# sourceMappingURL=leaflet-src.js.map