]> git.openstreetmap.org Git - rails.git/blobdiff - vendor/assets/leaflet/leaflet.js
Update to iD v1.3.10
[rails.git] / vendor / assets / leaflet / leaflet.js
index 0795a7de931b2f594a96e9b9e4b495ef6e79f579..e40bfbfafdc09a82ee0b89c519f939a587a801ef 100644 (file)
@@ -7,7 +7,7 @@
 var oldL = window.L,
     L = {};
 
-L.version = '0.6';
+L.version = '0.7.2';
 
 // define Leaflet for Node module pattern loaders, including Browserify
 if (typeof module === 'object' && typeof module.exports === 'object') {
@@ -134,7 +134,6 @@ L.Util = {
                }
                return ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&');
        },
-
        template: function (str, data) {
                return str.replace(/\{ *([\w_]+) *\}/g, function (str, key) {
                        var value = data[key];
@@ -147,7 +146,7 @@ L.Util = {
                });
        },
 
-       isArray: function (obj) {
+       isArray: Array.isArray || function (obj) {
                return (Object.prototype.toString.call(obj) === '[object Array]');
        },
 
@@ -337,7 +336,7 @@ L.Mixin.Events = {
                if (L.Util.invokeEach(types, this.addEventListener, this, fn, context)) { return this; }
 
                var events = this[eventsKey] = this[eventsKey] || {},
-                   contextId = context && L.stamp(context),
+                   contextId = context && context !== this && L.stamp(context),
                    i, len, event, type, indexKey, indexLenKey, typeIndex;
 
                // types can be a string of space-separated words
@@ -350,7 +349,7 @@ L.Mixin.Events = {
                        };
                        type = types[i];
 
-                       if (context) {
+                       if (contextId) {
                                // store listeners of a particular context in a separate hash (if it has an id)
                                // gives a major performance boost when removing thousands of map layers
 
@@ -397,7 +396,7 @@ L.Mixin.Events = {
                if (L.Util.invokeEach(types, this.removeEventListener, this, fn, context)) { return this; }
 
                var events = this[eventsKey],
-                   contextId = context && L.stamp(context),
+                   contextId = context && context !== this && L.stamp(context),
                    i, len, type, listeners, j, indexKey, indexLenKey, typeIndex, removed;
 
                types = L.Util.splitWords(types);
@@ -413,9 +412,10 @@ L.Mixin.Events = {
                                // clear all listeners for a type if function isn't specified
                                delete events[type];
                                delete events[indexKey];
+                               delete events[indexLenKey];
 
                        } else {
-                               listeners = context && typeIndex ? typeIndex[contextId] : events[type];
+                               listeners = contextId && typeIndex ? typeIndex[contextId] : events[type];
 
                                if (listeners) {
                                        for (j = listeners.length - 1; j >= 0; j--) {
@@ -458,7 +458,7 @@ L.Mixin.Events = {
                        listeners = events[type].slice();
 
                        for (i = 0, len = listeners.length; i < len; i++) {
-                               listeners[i].action.call(listeners[i].context || this, event);
+                               listeners[i].action.call(listeners[i].context, event);
                        }
                }
 
@@ -470,7 +470,7 @@ L.Mixin.Events = {
 
                        if (listeners) {
                                for (i = 0, len = listeners.length; i < len; i++) {
-                                       listeners[i].action.call(listeners[i].context || this, event);
+                                       listeners[i].action.call(listeners[i].context, event);
                                }
                        }
                }
@@ -506,9 +506,7 @@ L.Mixin.Events.fire = L.Mixin.Events.fireEvent;
 
 (function () {
 
-       var ie = !!window.ActiveXObject,
-           ie6 = ie && !window.XMLHttpRequest,
-           ie7 = ie && !document.querySelector,
+       var ie = 'ActiveXObject' in window,
                ielt9 = ie && !document.addEventListener,
 
            // terrible browser detection to work around Safari / iOS / Android browser bugs
@@ -518,17 +516,20 @@ L.Mixin.Events.fire = L.Mixin.Events.fireEvent;
            phantomjs = ua.indexOf('phantom') !== -1,
            android = ua.indexOf('android') !== -1,
            android23 = ua.search('android [23]') !== -1,
+               gecko = ua.indexOf('gecko') !== -1,
 
            mobile = typeof orientation !== undefined + '',
-           msTouch = window.navigator && window.navigator.msPointerEnabled &&
-                     window.navigator.msMaxTouchPoints,
+           msPointer = window.navigator && window.navigator.msPointerEnabled &&
+                     window.navigator.msMaxTouchPoints && !window.PointerEvent,
+               pointer = (window.PointerEvent && window.navigator.pointerEnabled && window.navigator.maxTouchPoints) ||
+                                 msPointer,
            retina = ('devicePixelRatio' in window && window.devicePixelRatio > 1) ||
                     ('matchMedia' in window && window.matchMedia('(min-resolution:144dpi)') &&
                      window.matchMedia('(min-resolution:144dpi)').matches),
 
            doc = document.documentElement,
            ie3d = ie && ('transition' in doc.style),
-           webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()),
+           webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23,
            gecko3d = 'MozPerspective' in doc.style,
            opera3d = 'OTransition' in doc.style,
            any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d || opera3d) && !phantomjs;
@@ -541,8 +542,8 @@ L.Mixin.Events.fire = L.Mixin.Events.fireEvent;
 
                var startName = 'ontouchstart';
 
-               // IE10+ (We simulate these into touch* events in L.DomEvent and L.DomEvent.MsTouch) or WebKit, etc.
-               if (msTouch || (startName in doc)) {
+               // IE10+ (We simulate these into touch* events in L.DomEvent and L.DomEvent.Pointer) or WebKit, etc.
+               if (pointer || (startName in doc)) {
                        return true;
                }
 
@@ -568,10 +569,9 @@ L.Mixin.Events.fire = L.Mixin.Events.fireEvent;
 
        L.Browser = {
                ie: ie,
-               ie6: ie6,
-               ie7: ie7,
                ielt9: ielt9,
                webkit: webkit,
+               gecko: gecko && !webkit && !window.opera && !ie,
 
                android: android,
                android23: android23,
@@ -590,7 +590,8 @@ L.Mixin.Events.fire = L.Mixin.Events.fireEvent;
                mobileOpera: mobile && window.opera,
 
                touch: touch,
-               msTouch: msTouch,
+               msPointer: msPointer,
+               pointer: pointer,
 
                retina: retina
        };
@@ -881,8 +882,7 @@ L.DomUtil = {
                    el = element,
                    docBody = document.body,
                    docEl = document.documentElement,
-                   pos,
-                   ie7 = L.Browser.ie7;
+                   pos;
 
                do {
                        top  += el.offsetTop  || 0;
@@ -929,19 +929,6 @@ L.DomUtil = {
                        top  -= el.scrollTop  || 0;
                        left -= el.scrollLeft || 0;
 
-                       // webkit (and ie <= 7) handles RTL scrollLeft different to everyone else
-                       // https://code.google.com/p/closure-library/source/browse/trunk/closure/goog/style/bidi.js
-                       if (!L.DomUtil.documentIsLtr() && (L.Browser.webkit || ie7)) {
-                               left += el.scrollWidth - el.clientWidth;
-
-                               // ie7 shows the scrollbar by default and provides clientWidth counting it, so we
-                               // need to add it back in if it is visible; scrollbar is on the left as we are RTL
-                               if (ie7 && L.DomUtil.getStyle(el, 'overflow-y') !== 'hidden' &&
-                                          L.DomUtil.getStyle(el, 'overflow') !== 'hidden') {
-                                       left += 17;
-                               }
-                       }
-
                        el = el.parentNode;
                } while (el);
 
@@ -969,18 +956,44 @@ L.DomUtil = {
        },
 
        hasClass: function (el, name) {
-               return (el.className.length > 0) &&
-                       new RegExp('(^|\\s)' + name + '(\\s|$)').test(el.className);
+               if (el.classList !== undefined) {
+                       return el.classList.contains(name);
+               }
+               var className = L.DomUtil._getClass(el);
+               return className.length > 0 && new RegExp('(^|\\s)' + name + '(\\s|$)').test(className);
        },
 
        addClass: function (el, name) {
-               if (!L.DomUtil.hasClass(el, name)) {
-                       el.className += (el.className ? ' ' : '') + name;
+               if (el.classList !== undefined) {
+                       var classes = L.Util.splitWords(name);
+                       for (var i = 0, len = classes.length; i < len; i++) {
+                               el.classList.add(classes[i]);
+                       }
+               } else if (!L.DomUtil.hasClass(el, name)) {
+                       var className = L.DomUtil._getClass(el);
+                       L.DomUtil._setClass(el, (className ? className + ' ' : '') + name);
                }
        },
 
        removeClass: function (el, name) {
-               el.className = L.Util.trim((' ' + el.className + ' ').replace(' ' + name + ' ', ' '));
+               if (el.classList !== undefined) {
+                       el.classList.remove(name);
+               } else {
+                       L.DomUtil._setClass(el, L.Util.trim((' ' + L.DomUtil._getClass(el) + ' ').replace(' ' + name + ' ', ' ')));
+               }
+       },
+
+       _setClass: function (el, name) {
+               if (el.className.baseVal === undefined) {
+                       el.className = name;
+               } else {
+                       // in case of SVG element
+                       el.className.baseVal = name;
+               }
+       },
+
+       _getClass: function (el) {
+               return el.className.baseVal === undefined ? el.className : el.className.baseVal;
        },
 
        setOpacity: function (el, value) {
@@ -1052,11 +1065,6 @@ L.DomUtil = {
 
                if (!disable3D && L.Browser.any3d) {
                        el.style[L.DomUtil.TRANSFORM] =  L.DomUtil.getTranslateString(point);
-
-                       // workaround for Android 2/3 stability (https://github.com/CloudMade/Leaflet/issues/69)
-                       if (L.Browser.mobileWebkit3d) {
-                               el.style.WebkitBackfaceVisibility = 'hidden';
-                       }
                } else {
                        el.style.left = point.x + 'px';
                        el.style.top = point.y + 'px';
@@ -1089,49 +1097,45 @@ L.DomUtil.TRANSITION_END =
         L.DomUtil.TRANSITION + 'End' : 'transitionend';
 
 (function () {
-       var userSelectProperty = L.DomUtil.testProp(
-               ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']);
-
-       var userDragProperty = L.DomUtil.testProp(
-               ['userDrag', 'WebkitUserDrag', 'OUserDrag', 'MozUserDrag', 'msUserDrag']);
+    if ('onselectstart' in document) {
+        L.extend(L.DomUtil, {
+            disableTextSelection: function () {
+                L.DomEvent.on(window, 'selectstart', L.DomEvent.preventDefault);
+            },
+
+            enableTextSelection: function () {
+                L.DomEvent.off(window, 'selectstart', L.DomEvent.preventDefault);
+            }
+        });
+    } else {
+        var userSelectProperty = L.DomUtil.testProp(
+            ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']);
+
+        L.extend(L.DomUtil, {
+            disableTextSelection: function () {
+                if (userSelectProperty) {
+                    var style = document.documentElement.style;
+                    this._userSelect = style[userSelectProperty];
+                    style[userSelectProperty] = 'none';
+                }
+            },
+
+            enableTextSelection: function () {
+                if (userSelectProperty) {
+                    document.documentElement.style[userSelectProperty] = this._userSelect;
+                    delete this._userSelect;
+                }
+            }
+        });
+    }
 
        L.extend(L.DomUtil, {
-               disableTextSelection: function () {
-                       if (userSelectProperty) {
-                               var style = document.documentElement.style;
-                               this._userSelect = style[userSelectProperty];
-                               style[userSelectProperty] = 'none';
-                       } else {
-                               L.DomEvent.on(window, 'selectstart', L.DomEvent.stop);
-                       }
-               },
-
-               enableTextSelection: function () {
-                       if (userSelectProperty) {
-                               document.documentElement.style[userSelectProperty] = this._userSelect;
-                               delete this._userSelect;
-                       } else {
-                               L.DomEvent.off(window, 'selectstart', L.DomEvent.stop);
-                       }
-               },
-
                disableImageDrag: function () {
-                       if (userDragProperty) {
-                               var style = document.documentElement.style;
-                               this._userDrag = style[userDragProperty];
-                               style[userDragProperty] = 'none';
-                       } else {
-                               L.DomEvent.on(window, 'dragstart', L.DomEvent.stop);
-                       }
+                       L.DomEvent.on(window, 'dragstart', L.DomEvent.preventDefault);
                },
 
                enableImageDrag: function () {
-                       if (userDragProperty) {
-                               document.documentElement.style[userDragProperty] = this._userDrag;
-                               delete this._userDrag;
-                       } else {
-                               L.DomEvent.off(window, 'dragstart', L.DomEvent.stop);
-                       }
+                       L.DomEvent.off(window, 'dragstart', L.DomEvent.preventDefault);
                }
        });
 })();
@@ -1141,16 +1145,20 @@ L.DomUtil.TRANSITION_END =
  * L.LatLng represents a geographical point with latitude and longitude coordinates.
  */
 
-L.LatLng = function (rawLat, rawLng) { // (Number, Number)
-       var lat = parseFloat(rawLat),
-           lng = parseFloat(rawLng);
+L.LatLng = function (lat, lng, alt) { // (Number, Number, Number)
+       lat = parseFloat(lat);
+       lng = parseFloat(lng);
 
        if (isNaN(lat) || isNaN(lng)) {
-               throw new Error('Invalid LatLng object: (' + rawLat + ', ' + rawLng + ')');
+               throw new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')');
        }
 
        this.lat = lat;
        this.lng = lng;
+
+       if (alt !== undefined) {
+               this.alt = parseFloat(alt);
+       }
 };
 
 L.extend(L.LatLng, {
@@ -1214,7 +1222,11 @@ L.latLng = function (a, b) { // (LatLng) or ([Number, Number]) or (Number, Numbe
                return a;
        }
        if (L.Util.isArray(a)) {
-               return new L.LatLng(a[0], a[1]);
+               if (typeof a[0] === 'number' || typeof a[0] === 'string') {
+                       return new L.LatLng(a[0], a[1], a[2]);
+               } else {
+                       return null;
+               }
        }
        if (a === undefined || a === null) {
                return a;
@@ -1222,6 +1234,9 @@ L.latLng = function (a, b) { // (LatLng) or ([Number, Number]) or (Number, Numbe
        if (typeof a === 'object' && 'lat' in a) {
                return new L.LatLng(a.lat, 'lng' in a ? a.lng : a.lon);
        }
+       if (b === undefined) {
+               return null;
+       }
        return new L.LatLng(a, b);
 };
 
@@ -1246,8 +1261,9 @@ L.LatLngBounds.prototype = {
        extend: function (obj) { // (LatLng) or (LatLngBounds)
                if (!obj) { return this; }
 
-               if (typeof obj[0] === 'number' || typeof obj[0] === 'string' || obj instanceof L.LatLng) {
-                       obj = L.latLng(obj);
+               var latLng = L.latLng(obj);
+               if (latLng !== null) {
+                       obj = latLng;
                } else {
                        obj = L.latLngBounds(obj);
                }
@@ -1460,6 +1476,11 @@ L.CRS = {
 
        scale: function (zoom) {
                return 256 * Math.pow(2, zoom);
+       },
+
+       getSize: function (zoom) {
+               var s = this.scale(zoom);
+               return L.point(s, s);
        }
 };
 
@@ -1538,8 +1559,13 @@ L.Map = L.Class.extend({
        initialize: function (id, options) { // (HTMLElement or String, Object)
                options = L.setOptions(this, options);
 
+
                this._initContainer(id);
                this._initLayout();
+
+               // hack for https://github.com/Leaflet/Leaflet/issues/1980
+               this._onResize = L.bind(this._onResize, this);
+
                this._initEvents();
 
                if (options.maxBounds) {
@@ -1566,11 +1592,16 @@ L.Map = L.Class.extend({
 
        // replaced by animation-powered implementation in Map.PanAnimation.js
        setView: function (center, zoom) {
+               zoom = zoom === undefined ? this.getZoom() : zoom;
                this._resetView(L.latLng(center), this._limitZoom(zoom));
                return this;
        },
 
        setZoom: function (zoom, options) {
+               if (!this._loaded) {
+                       this._zoom = this._limitZoom(zoom);
+                       return this;
+               }
                return this.setView(this.getCenter(), zoom, {zoom: options});
        },
 
@@ -1608,6 +1639,8 @@ L.Map = L.Class.extend({
                    nePoint = this.project(bounds.getNorthEast(), zoom),
                    center = this.unproject(swPoint.add(nePoint).divideBy(2).add(paddingOffset), zoom);
 
+               zoom = options && options.maxZoom ? Math.min(options.maxZoom, zoom) : zoom;
+
                return this.setView(center, zoom, options);
        },
 
@@ -1620,7 +1653,7 @@ L.Map = L.Class.extend({
        },
 
        panBy: function (offset) { // (Point)
-               // replaced with animated panBy in Map.Animation.js
+               // replaced with animated panBy in Map.PanAnimation.js
                this.fire('movestart');
 
                this._rawPanBy(L.point(offset));
@@ -1635,57 +1668,23 @@ L.Map = L.Class.extend({
                this.options.maxBounds = bounds;
 
                if (!bounds) {
-                       this._boundsMinZoom = null;
-                       this.off('moveend', this._panInsideMaxBounds, this);
-                       return this;
+                       return this.off('moveend', this._panInsideMaxBounds, this);
                }
 
-               var minZoom = this.getBoundsZoom(bounds, true);
-
-               this._boundsMinZoom = minZoom;
-
                if (this._loaded) {
-                       if (this._zoom < minZoom) {
-                               this.setView(bounds.getCenter(), minZoom);
-                       } else {
-                               this.panInsideBounds(bounds);
-                       }
+                       this._panInsideMaxBounds();
                }
 
-               this.on('moveend', this._panInsideMaxBounds, this);
-
-               return this;
+               return this.on('moveend', this._panInsideMaxBounds, this);
        },
 
-       panInsideBounds: function (bounds) {
-               bounds = L.latLngBounds(bounds);
+       panInsideBounds: function (bounds, options) {
+               var center = this.getCenter(),
+                       newCenter = this._limitCenter(center, this._zoom, bounds);
 
-               var viewBounds = this.getPixelBounds(),
-                   viewSw = viewBounds.getBottomLeft(),
-                   viewNe = viewBounds.getTopRight(),
-                   sw = this.project(bounds.getSouthWest()),
-                   ne = this.project(bounds.getNorthEast()),
-                   dx = 0,
-                   dy = 0;
+               if (center.equals(newCenter)) { return this; }
 
-               if (viewNe.y < ne.y) { // north
-                       dy = Math.ceil(ne.y - viewNe.y);
-               }
-               if (viewNe.x > ne.x) { // east
-                       dx = Math.floor(ne.x - viewNe.x);
-               }
-               if (viewSw.y > sw.y) { // south
-                       dy = Math.floor(sw.y - viewSw.y);
-               }
-               if (viewSw.x < sw.x) { // west
-                       dx = Math.ceil(sw.x - viewSw.x);
-               }
-
-               if (dx || dy) {
-                       return this.panBy([dx, dy]);
-               }
-
-               return this;
+               return this.panTo(newCenter, options);
        },
 
        addLayer: function (layer) {
@@ -1720,14 +1719,18 @@ L.Map = L.Class.extend({
        removeLayer: function (layer) {
                var id = L.stamp(layer);
 
-               if (!this._layers[id]) { return; }
+               if (!this._layers[id]) { return this; }
 
                if (this._loaded) {
                        layer.onRemove(this);
-                       this.fire('layerremove', {layer: layer});
                }
 
                delete this._layers[id];
+
+               if (this._loaded) {
+                       this.fire('layerremove', {layer: layer});
+               }
+
                if (this._zoomBoundLayers[id]) {
                        delete this._zoomBoundLayers[id];
                        this._updateZoomLevels();
@@ -1757,6 +1760,8 @@ L.Map = L.Class.extend({
        },
 
        invalidateSize: function (options) {
+               if (!this._loaded) { return this; }
+
                options = L.extend({
                        animate: false,
                        pan: true
@@ -1764,15 +1769,12 @@ L.Map = L.Class.extend({
 
                var oldSize = this.getSize();
                this._sizeChanged = true;
-
-               if (this.options.maxBounds) {
-                       this.setMaxBounds(this.options.maxBounds);
-               }
-
-               if (!this._loaded) { return this; }
+               this._initialCenter = null;
 
                var newSize = this.getSize(),
-                   offset = oldSize.subtract(newSize).divideBy(2).round();
+                   oldCenter = oldSize.divideBy(2).round(),
+                   newCenter = newSize.divideBy(2).round(),
+                   offset = oldCenter.subtract(newCenter);
 
                if (!offset.x && !offset.y) { return this; }
 
@@ -1786,9 +1788,12 @@ L.Map = L.Class.extend({
 
                        this.fire('move');
 
-                       // make sure moveend is not fired too often on resize
-                       clearTimeout(this._sizeTimer);
-                       this._sizeTimer = setTimeout(L.bind(this.fire, this, 'moveend'), 200);
+                       if (options.debounceMoveend) {
+                               clearTimeout(this._sizeTimer);
+                               this._sizeTimer = setTimeout(L.bind(this.fire, this, 'moveend'), 200);
+                       } else {
+                               this.fire('moveend');
+                       }
                }
 
                return this.fire('resize', {
@@ -1799,7 +1804,7 @@ L.Map = L.Class.extend({
 
        // TODO handler.addTo
        addHandler: function (name, HandlerClass) {
-               if (!HandlerClass) { return; }
+               if (!HandlerClass) { return this; }
 
                var handler = this[name] = new HandlerClass(this);
 
@@ -1819,7 +1824,12 @@ L.Map = L.Class.extend({
 
                this._initEvents('off');
 
-               delete this._container._leaflet;
+               try {
+                       // throws error in IE6-8
+                       delete this._container._leaflet;
+               } catch (e) {
+                       this._container._leaflet = undefined;
+               }
 
                this._clearPanes();
                if (this._clearControlPos) {
@@ -1837,7 +1847,7 @@ L.Map = L.Class.extend({
        getCenter: function () { // (Boolean) -> LatLng
                this._checkIfLoaded();
 
-               if (!this._moved()) {
+               if (this._initialCenter && !this._moved()) {
                        return this._initialCenter;
                }
                return this.layerPointToLatLng(this._getCenterLayerPoint());
@@ -1856,18 +1866,15 @@ L.Map = L.Class.extend({
        },
 
        getMinZoom: function () {
-               var z1 = this.options.minZoom || 0,
-                   z2 = this._layersMinZoom || 0,
-                   z3 = this._boundsMinZoom || 0;
-
-               return Math.max(z1, z2, z3);
+               return this.options.minZoom === undefined ?
+                       (this._layersMinZoom === undefined ? 0 : this._layersMinZoom) :
+                       this.options.minZoom;
        },
 
        getMaxZoom: function () {
-               var z1 = this.options.maxZoom === undefined ? Infinity : this.options.maxZoom,
-                   z2 = this._layersMaxZoom  === undefined ? Infinity : this._layersMaxZoom;
-
-               return Math.min(z1, z2);
+               return this.options.maxZoom === undefined ?
+                       (this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom) :
+                       this.options.maxZoom;
        },
 
        getBoundsZoom: function (bounds, inside, padding) { // (LatLngBounds[, Boolean, Point]) -> Number
@@ -2013,6 +2020,7 @@ L.Map = L.Class.extend({
                L.DomUtil.addClass(container, 'leaflet-container' +
                        (L.Browser.touch ? ' leaflet-touch' : '') +
                        (L.Browser.retina ? ' leaflet-retina' : '') +
+                       (L.Browser.ielt9 ? ' leaflet-oldie' : '') +
                        (this.options.fadeAnimation ? ' leaflet-fade-anim' : ''));
 
                var position = L.DomUtil.getStyle(container, 'position');
@@ -2183,20 +2191,21 @@ L.Map = L.Class.extend({
        _onResize: function () {
                L.Util.cancelAnimFrame(this._resizeRequest);
                this._resizeRequest = L.Util.requestAnimFrame(
-                       this.invalidateSize, this, false, this._container);
+                       function () { this.invalidateSize({debounceMoveend: true}); }, this, false, this._container);
        },
 
        _onMouseClick: function (e) {
-               // jshint camelcase: false
-               if (!this._loaded || (!e._simulated && this.dragging && this.dragging.moved()) || e._leaflet_stop) { return; }
+               if (!this._loaded || (!e._simulated &&
+                       ((this.dragging && this.dragging.moved()) ||
+                        (this.boxZoom  && this.boxZoom.moved()))) ||
+                           L.DomEvent._skipped(e)) { return; }
 
                this.fire('preclick');
                this._fireMouseEvent(e);
        },
 
        _fireMouseEvent: function (e) {
-               // jshint camelcase: false
-               if (!this._loaded || e._leaflet_stop) { return; }
+               if (!this._loaded || L.DomEvent._skipped(e)) { return; }
 
                var type = e.type;
 
@@ -2284,6 +2293,46 @@ L.Map = L.Class.extend({
                return this.latLngToLayerPoint(latlng).subtract(this._getCenterLayerPoint());
        },
 
+       // adjust center for view to get inside bounds
+       _limitCenter: function (center, zoom, bounds) {
+
+               if (!bounds) { return center; }
+
+               var centerPoint = this.project(center, zoom),
+                   viewHalf = this.getSize().divideBy(2),
+                   viewBounds = new L.Bounds(centerPoint.subtract(viewHalf), centerPoint.add(viewHalf)),
+                   offset = this._getBoundsOffset(viewBounds, bounds, zoom);
+
+               return this.unproject(centerPoint.add(offset), zoom);
+       },
+
+       // adjust offset for view to get inside bounds
+       _limitOffset: function (offset, bounds) {
+               if (!bounds) { return offset; }
+
+               var viewBounds = this.getPixelBounds(),
+                   newBounds = new L.Bounds(viewBounds.min.add(offset), viewBounds.max.add(offset));
+
+               return offset.add(this._getBoundsOffset(newBounds, bounds));
+       },
+
+       // returns offset needed for pxBounds to get inside maxBounds at a specified zoom
+       _getBoundsOffset: function (pxBounds, maxBounds, zoom) {
+               var nwOffset = this.project(maxBounds.getNorthWest(), zoom).subtract(pxBounds.min),
+                   seOffset = this.project(maxBounds.getSouthEast(), zoom).subtract(pxBounds.max),
+
+                   dx = this._rebound(nwOffset.x, -seOffset.x),
+                   dy = this._rebound(nwOffset.y, -seOffset.y);
+
+               return new L.Point(dx, dy);
+       },
+
+       _rebound: function (left, right) {
+               return left + right > 0 ?
+                       Math.round(left - right) / 2 :
+                       Math.max(0, Math.ceil(left)) - Math.max(0, Math.floor(right));
+       },
+
        _limitZoom: function (zoom) {
                var min = this.getMinZoom(),
                    max = this.getMaxZoom();
@@ -2335,7 +2384,7 @@ L.Projection.Mercator = {
                    lng = point.x * d / r,
                    tmp = r2 / r,
                    eccent = Math.sqrt(1 - (tmp * tmp)),
-                   ts = Math.exp(- point.y / r2),
+                   ts = Math.exp(- point.y / r),
                    phi = (Math.PI / 2) - 2 * Math.atan(ts),
                    numIter = 15,
                    tol = 1e-7,
@@ -2364,9 +2413,9 @@ L.CRS.EPSG3395 = L.extend({}, L.CRS, {
        transformation: (function () {
                var m = L.Projection.Mercator,
                    r = m.R_MAJOR,
-                   r2 = m.R_MINOR;
+                   scale = 0.5 / (Math.PI * r);
 
-               return new L.Transformation(0.5 / (Math.PI * r), 0.5, -0.5 / (Math.PI * r2), 0.5);
+               return new L.Transformation(scale, 0.5, -scale, 0.5);
        }())
 });
 
@@ -2387,7 +2436,8 @@ L.TileLayer = L.Class.extend({
                attribution: '',
                zoomOffset: 0,
                opacity: 1,
-               /* (undefined works too)
+               /*
+               maxNativeZoom: null,
                zIndex: null,
                tms: false,
                continuousWorld: false,
@@ -2436,9 +2486,6 @@ L.TileLayer = L.Class.extend({
                // create a container div for tiles
                this._initContainer();
 
-               // create an image to clone for tiles
-               this._createTileProto();
-
                // set up events
                map.on({
                        'viewreset': this._reset,
@@ -2603,13 +2650,10 @@ L.TileLayer = L.Class.extend({
                        this._updateZIndex();
 
                        if (this._animated) {
-                               var className = 'leaflet-tile-container leaflet-zoom-animated';
+                               var className = 'leaflet-tile-container';
 
                                this._bgBuffer = L.DomUtil.create('div', className, this._container);
-                               this._bgBuffer.style.zIndex = 1;
-
                                this._tileContainer = L.DomUtil.create('div', className, this._container);
-                               this._tileContainer.style.zIndex = 2;
 
                        } else {
                                this._tileContainer = this._container;
@@ -2644,13 +2688,27 @@ L.TileLayer = L.Class.extend({
                this._initContainer();
        },
 
+       _getTileSize: function () {
+               var map = this._map,
+                   zoom = map.getZoom() + this.options.zoomOffset,
+                   zoomN = this.options.maxNativeZoom,
+                   tileSize = this.options.tileSize;
+
+               if (zoomN && zoom > zoomN) {
+                       tileSize = Math.round(map.getZoomScale(zoom) / map.getZoomScale(zoomN) * tileSize);
+               }
+
+               return tileSize;
+       },
+
        _update: function () {
 
                if (!this._map) { return; }
 
-               var bounds = this._map.getPixelBounds(),
-                   zoom = this._map.getZoom(),
-                   tileSize = this.options.tileSize;
+               var map = this._map,
+                   bounds = map.getPixelBounds(),
+                   zoom = map.getZoom(),
+                   tileSize = this._getTileSize();
 
                if (zoom > this.options.maxZoom || zoom < this.options.minZoom) {
                        return;
@@ -2719,8 +2777,8 @@ L.TileLayer = L.Class.extend({
                        var limit = this._getWrapTileNum();
 
                        // don't load if exceeds world bounds
-                       if ((options.noWrap && (tilePoint.x < 0 || tilePoint.x >= limit)) ||
-                               tilePoint.y < 0 || tilePoint.y >= limit) { return false; }
+                       if ((options.noWrap && (tilePoint.x < 0 || tilePoint.x >= limit.x)) ||
+                               tilePoint.y < 0 || tilePoint.y >= limit.y) { return false; }
                }
 
                if (options.bounds) {
@@ -2789,11 +2847,9 @@ L.TileLayer = L.Class.extend({
                /*
                Chrome 20 layouts much faster with top/left (verify with timeline, frames)
                Android 4 browser has display issues with top/left and requires transform instead
-               Android 2 browser requires top/left or tiles disappear on load or first drag
-               (reappear after zoom) https://github.com/CloudMade/Leaflet/issues/866
                (other browsers don't currently care) - see debug/hacks/jitter.html for an example
                */
-               L.DomUtil.setPosition(tile, tilePos, L.Browser.chrome || L.Browser.android23);
+               L.DomUtil.setPosition(tile, tilePos, L.Browser.chrome);
 
                this._tiles[tilePoint.x + ':' + tilePoint.y] = tile;
 
@@ -2813,12 +2869,14 @@ L.TileLayer = L.Class.extend({
                        zoom = options.maxZoom - zoom;
                }
 
-               return zoom + options.zoomOffset;
+               zoom += options.zoomOffset;
+
+               return options.maxNativeZoom ? Math.min(zoom, options.maxNativeZoom) : zoom;
        },
 
        _getTilePos: function (tilePoint) {
                var origin = this._map.getPixelOrigin(),
-                   tileSize = this.options.tileSize;
+                   tileSize = this._getTileSize();
 
                return tilePoint.multiplyBy(tileSize).subtract(origin);
        },
@@ -2835,8 +2893,9 @@ L.TileLayer = L.Class.extend({
        },
 
        _getWrapTileNum: function () {
-               // TODO refactor, limit is not valid for non-standard projections
-               return Math.pow(2, this._getZoomForUrl());
+               var crs = this._map.options.crs,
+                   size = crs.getSize(this._map.getZoom());
+               return size.divideBy(this._getTileSize())._floor();
        },
 
        _adjustTilePoint: function (tilePoint) {
@@ -2845,11 +2904,11 @@ L.TileLayer = L.Class.extend({
 
                // wrap tile coordinates
                if (!this.options.continuousWorld && !this.options.noWrap) {
-                       tilePoint.x = ((tilePoint.x % limit) + limit) % limit;
+                       tilePoint.x = ((tilePoint.x % limit.x) + limit.x) % limit.x;
                }
 
                if (this.options.tms) {
-                       tilePoint.y = limit - tilePoint.y - 1;
+                       tilePoint.y = limit.y - tilePoint.y - 1;
                }
 
                tilePoint.z = this._getZoomForUrl();
@@ -2860,12 +2919,6 @@ L.TileLayer = L.Class.extend({
                return this.options.subdomains[index];
        },
 
-       _createTileProto: function () {
-               var img = this._tileImg = L.DomUtil.create('img', 'leaflet-tile');
-               img.style.width = img.style.height = this.options.tileSize + 'px';
-               img.galleryimg = 'no';
-       },
-
        _getTile: function () {
                if (this.options.reuseTiles && this._unusedTiles.length > 0) {
                        var tile = this._unusedTiles.pop();
@@ -2879,12 +2932,20 @@ L.TileLayer = L.Class.extend({
        _resetTile: function (/*tile*/) {},
 
        _createTile: function () {
-               var tile = this._tileImg.cloneNode(false);
+               var tile = L.DomUtil.create('img', 'leaflet-tile');
+               tile.style.width = tile.style.height = this._getTileSize() + 'px';
+               tile.galleryimg = 'no';
+
                tile.onselectstart = tile.onmousemove = L.Util.falseFn;
 
                if (L.Browser.ielt9 && this.options.opacity !== undefined) {
                        L.DomUtil.setOpacity(tile, this.options.opacity);
                }
+               // without this hack, tiles disappear after zoom on Chrome for Android
+               // https://github.com/Leaflet/Leaflet/issues/2078
+               if (L.Browser.mobileWebkit3d) {
+                       tile.style.WebkitBackfaceVisibility = 'hidden';
+               }
                return tile;
        },
 
@@ -2895,10 +2956,20 @@ L.TileLayer = L.Class.extend({
 
                this._adjustTilePoint(tilePoint);
                tile.src     = this.getTileUrl(tilePoint);
+
+               this.fire('tileloadstart', {
+                       tile: tile,
+                       url: tile.src
+               });
        },
 
        _tileLoaded: function () {
                this._tilesToLoad--;
+
+               if (this._animated) {
+                       L.DomUtil.addClass(this._tileContainer, 'leaflet-zoom-animated');
+               }
+
                if (!this._tilesToLoad) {
                        this.fire('load');
 
@@ -2993,13 +3064,15 @@ L.TileLayer.WMS = L.TileLayer.extend({
 
                this._crs = this.options.crs || map.options.crs;
 
-               var projectionKey = parseFloat(this.wmsParams.version) >= 1.3 ? 'crs' : 'srs';
+               this._wmsVersion = parseFloat(this.wmsParams.version);
+
+               var projectionKey = this._wmsVersion >= 1.3 ? 'crs' : 'srs';
                this.wmsParams[projectionKey] = this._crs.code;
 
                L.TileLayer.prototype.onAdd.call(this, map);
        },
 
-       getTileUrl: function (tilePoint, zoom) { // (Point, Number) -> String
+       getTileUrl: function (tilePoint) { // (Point, Number) -> String
 
                var map = this._map,
                    tileSize = this.options.tileSize,
@@ -3007,10 +3080,11 @@ L.TileLayer.WMS = L.TileLayer.extend({
                    nwPoint = tilePoint.multiplyBy(tileSize),
                    sePoint = nwPoint.add([tileSize, tileSize]),
 
-                   nw = this._crs.project(map.unproject(nwPoint, zoom)),
-                   se = this._crs.project(map.unproject(sePoint, zoom)),
-
-                   bbox = [nw.x, se.y, se.x, nw.y].join(','),
+                   nw = this._crs.project(map.unproject(nwPoint, tilePoint.z)),
+                   se = this._crs.project(map.unproject(sePoint, tilePoint.z)),
+                   bbox = this._wmsVersion >= 1.3 && this._crs === L.CRS.EPSG4326 ?
+                       [se.y, nw.x, nw.y, se.x].join(',') :
+                       [nw.x, se.y, se.x, nw.y].join(','),
 
                    url = L.Util.template(this._url, {s: this._getSubdomain(tilePoint)});
 
@@ -3049,6 +3123,11 @@ L.TileLayer.Canvas = L.TileLayer.extend({
        },
 
        redraw: function () {
+               if (this._map) {
+                       this._reset({hard: true});
+                       this._update();
+               }
+
                for (var i in this._tiles) {
                        this._redrawTile(this._tiles[i]);
                }
@@ -3059,13 +3138,9 @@ L.TileLayer.Canvas = L.TileLayer.extend({
                this.drawTile(tile, tile._tilePoint, this._map._zoom);
        },
 
-       _createTileProto: function () {
-               var proto = this._canvasProto = L.DomUtil.create('canvas', 'leaflet-tile');
-               proto.width = proto.height = this.options.tileSize;
-       },
-
        _createTile: function () {
-               var tile = this._canvasProto.cloneNode(false);
+               var tile = L.DomUtil.create('canvas', 'leaflet-tile');
+               tile.width = tile.height = this.options.tileSize;
                tile.onselectstart = tile.onmousemove = L.Util.falseFn;
                return tile;
        },
@@ -3169,6 +3244,15 @@ L.ImageOverlay = L.Class.extend({
                return this;
        },
 
+       setUrl: function (url) {
+               this._url = url;
+               this._image.src = this._url;
+       },
+
+       getAttribution: function () {
+               return this.options.attribution;
+       },
+
        _initImage: function () {
                this._image = L.DomUtil.create('img', 'leaflet-image-layer');
 
@@ -3312,19 +3396,8 @@ L.Icon = L.Class.extend({
        },
 
        _createImg: function (src, el) {
-
-               if (!L.Browser.ie6) {
-                       if (!el) {
-                               el = document.createElement('img');
-                       }
-                       el.src = src;
-               } else {
-                       if (!el) {
-                               el = document.createElement('div');
-                       }
-                       el.style.filter =
-                               'progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + src + '")';
-               }
+               el = el || document.createElement('img');
+               el.src = src;
                return el;
        },
 
@@ -3405,6 +3478,7 @@ L.Marker = L.Class.extend({
        options: {
                icon: new L.Icon.Default(),
                title: '',
+               alt: '',
                clickable: true,
                draggable: false,
                keyboard: true,
@@ -3426,6 +3500,7 @@ L.Marker = L.Class.extend({
 
                this._initIcon();
                this.update();
+               this.fire('add');
 
                if (map.options.zoomAnimation && map.options.markerZoomAnimation) {
                        map.on('zoomanim', this._animateZoom, this);
@@ -3483,6 +3558,10 @@ L.Marker = L.Class.extend({
                        this.update();
                }
 
+               if (this._popup) {
+                       this.bindPopup(this._popup);
+               }
+
                return this;
        },
 
@@ -3514,6 +3593,10 @@ L.Marker = L.Class.extend({
                        if (options.title) {
                                icon.title = options.title;
                        }
+                       
+                       if (options.alt) {
+                               icon.alt = options.alt;
+                       }
                }
 
                L.DomUtil.addClass(icon, classToAdd);
@@ -3538,10 +3621,10 @@ L.Marker = L.Class.extend({
                if (newShadow !== this._shadow) {
                        this._removeShadow();
                        addShadow = true;
+               }
 
-                       if (newShadow) {
-                               L.DomUtil.addClass(newShadow, classToAdd);
-                       }
+               if (newShadow) {
+                       L.DomUtil.addClass(newShadow, classToAdd);
                }
                this._shadow = newShadow;
 
@@ -3598,7 +3681,7 @@ L.Marker = L.Class.extend({
        },
 
        _animateZoom: function (opt) {
-               var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center);
+               var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center).round();
 
                this._setPos(pos);
        },
@@ -3679,6 +3762,8 @@ L.Marker = L.Class.extend({
                if (this._map) {
                        this._updateOpacity();
                }
+
+               return this;
        },
 
        _updateOpacity: function () {
@@ -3763,11 +3848,13 @@ L.Popup = L.Class.extend({
        options: {
                minWidth: 50,
                maxWidth: 300,
-               maxHeight: null,
+               // maxHeight: null,
                autoPan: true,
                closeButton: true,
                offset: [0, 7],
                autoPanPadding: [5, 5],
+               // autoPanPaddingTopLeft: null,
+               // autoPanPaddingBottomRight: null,
                keepInView: false,
                className: '',
                zoomAnimation: true
@@ -3787,7 +3874,6 @@ L.Popup = L.Class.extend({
                if (!this._container) {
                        this._initLayout();
                }
-               this._updateContent();
 
                var animFade = map.options.fadeAnimation;
 
@@ -3798,7 +3884,7 @@ L.Popup = L.Class.extend({
 
                map.on(this._getEvents(), this);
 
-               this._update();
+               this.update();
 
                if (animFade) {
                        L.DomUtil.setOpacity(this._container, 1);
@@ -3845,18 +3931,43 @@ L.Popup = L.Class.extend({
                }
        },
 
+       getLatLng: function () {
+               return this._latlng;
+       },
+
        setLatLng: function (latlng) {
                this._latlng = L.latLng(latlng);
-               this._update();
+               if (this._map) {
+                       this._updatePosition();
+                       this._adjustPan();
+               }
                return this;
        },
 
+       getContent: function () {
+               return this._content;
+       },
+
        setContent: function (content) {
                this._content = content;
-               this._update();
+               this.update();
                return this;
        },
 
+       update: function () {
+               if (!this._map) { return; }
+
+               this._container.style.visibility = 'hidden';
+
+               this._updateContent();
+               this._updateLayout();
+               this._updatePosition();
+
+               this._container.style.visibility = '';
+
+               this._adjustPan();
+       },
+
        _getEvents: function () {
                var events = {
                        viewreset: this._updatePosition
@@ -3903,26 +4014,14 @@ L.Popup = L.Class.extend({
                L.DomEvent.disableClickPropagation(wrapper);
 
                this._contentNode = L.DomUtil.create('div', prefix + '-content', wrapper);
-               L.DomEvent.on(this._contentNode, 'wheel', L.DomEvent.stopPropagation);
+
+               L.DomEvent.disableScrollPropagation(this._contentNode);
                L.DomEvent.on(wrapper, 'contextmenu', L.DomEvent.stopPropagation);
+
                this._tipContainer = L.DomUtil.create('div', prefix + '-tip-container', container);
                this._tip = L.DomUtil.create('div', prefix + '-tip', this._tipContainer);
        },
 
-       _update: function () {
-               if (!this._map) { return; }
-
-               this._container.style.visibility = 'hidden';
-
-               this._updateContent();
-               this._updateLayout();
-               this._updatePosition();
-
-               this._container.style.visibility = '';
-
-               this._adjustPan();
-       },
-
        _updateContent: function () {
                if (!this._content) { return; }
 
@@ -4007,21 +4106,23 @@ L.Popup = L.Class.extend({
 
                var containerPos = map.layerPointToContainerPoint(layerPos),
                    padding = L.point(this.options.autoPanPadding),
+                   paddingTL = L.point(this.options.autoPanPaddingTopLeft || padding),
+                   paddingBR = L.point(this.options.autoPanPaddingBottomRight || padding),
                    size = map.getSize(),
                    dx = 0,
                    dy = 0;
 
-               if (containerPos.x + containerWidth > size.x) { // right
-                       dx = containerPos.x + containerWidth - size.x + padding.x;
+               if (containerPos.x + containerWidth + paddingBR.x > size.x) { // right
+                       dx = containerPos.x + containerWidth - size.x + paddingBR.x;
                }
-               if (containerPos.x - dx < 0) { // left
-                       dx = containerPos.x - padding.x;
+               if (containerPos.x - dx - paddingTL.x < 0) { // left
+                       dx = containerPos.x - paddingTL.x;
                }
-               if (containerPos.y + containerHeight > size.y) { // bottom
-                       dy = containerPos.y + containerHeight - size.y + padding.y;
+               if (containerPos.y + containerHeight + paddingBR.y > size.y) { // bottom
+                       dy = containerPos.y + containerHeight - size.y + paddingBR.y;
                }
-               if (containerPos.y - dy < 0) { // top
-                       dy = containerPos.y - padding.y;
+               if (containerPos.y - dy - paddingTL.y < 0) { // top
+                       dy = containerPos.y - paddingTL.y;
                }
 
                if (dx || dy) {
@@ -4116,11 +4217,12 @@ L.Marker.include({
 
                options = L.extend({offset: anchor}, options);
 
-               if (!this._popup) {
+               if (!this._popupHandlersAdded) {
                        this
                            .on('click', this.togglePopup, this)
                            .on('remove', this.closePopup, this)
                            .on('move', this._movePopup, this);
+                       this._popupHandlersAdded = true;
                }
 
                if (content instanceof L.Popup) {
@@ -4145,13 +4247,18 @@ L.Marker.include({
                if (this._popup) {
                        this._popup = null;
                        this
-                           .off('click', this.togglePopup)
-                           .off('remove', this.closePopup)
-                           .off('move', this._movePopup);
+                           .off('click', this.togglePopup, this)
+                           .off('remove', this.closePopup, this)
+                           .off('move', this._movePopup, this);
+                       this._popupHandlersAdded = false;
                }
                return this;
        },
 
+       getPopup: function () {
+               return this._popup;
+       },
+
        _movePopup: function (e) {
                this._popup.setLatLng(e.latlng);
        }
@@ -4292,7 +4399,9 @@ L.FeatureGroup = L.LayerGroup.extend({
                        return this;
                }
 
-               layer.on(L.FeatureGroup.EVENTS, this._propagateEvent, this);
+               if ('on' in layer) {
+                       layer.on(L.FeatureGroup.EVENTS, this._propagateEvent, this);
+               }
 
                L.LayerGroup.prototype.addLayer.call(this, layer);
 
@@ -4304,6 +4413,9 @@ L.FeatureGroup = L.LayerGroup.extend({
        },
 
        removeLayer: function (layer) {
+               if (!this.hasLayer(layer)) {
+                       return this;
+               }
                if (layer in this._layers) {
                        layer = this._layers[layer];
                }
@@ -4325,6 +4437,15 @@ L.FeatureGroup = L.LayerGroup.extend({
                return this.invoke('bindPopup', content, options);
        },
 
+       openPopup: function (latlng) {
+               // open popup on the first layer
+               for (var id in this._layers) {
+                       this._layers[id].openPopup(latlng);
+                       break;
+               }
+               return this;
+       },
+
        setStyle: function (style) {
                return this.invoke('setStyle', style);
        },
@@ -4348,11 +4469,10 @@ L.FeatureGroup = L.LayerGroup.extend({
        },
 
        _propagateEvent: function (e) {
-               if (!e.layer) {
-                       e.layer = e.target;
-               }
-               e.target = this;
-
+               e = L.extend({
+                       layer: e.target,
+                       target: this
+               }, e);
                this.fire(e.type, e);
        }
 });
@@ -4373,15 +4493,19 @@ L.Path = L.Class.extend({
                // how much to extend the clip area around the map view
                // (relative to its size, e.g. 0.5 is half the screen in each direction)
                // set it so that SVG element doesn't exceed 1280px (vectors flicker on dragend if it is)
-               CLIP_PADDING: L.Browser.mobile ?
-                       Math.max(0, Math.min(0.5,
-                               (1280 / Math.max(window.innerWidth, window.innerHeight) - 1) / 2)) : 0.5
+               CLIP_PADDING: (function () {
+                       var max = L.Browser.mobile ? 1280 : 2000,
+                           target = (max / Math.max(window.outerWidth, window.outerHeight) - 1) / 2;
+                       return Math.max(0, Math.min(0.5, target));
+               })()
        },
 
        options: {
                stroke: true,
                color: '#0033ff',
                dashArray: null,
+               lineCap: null,
+               lineJoin: null,
                weight: 5,
                opacity: 0.5,
 
@@ -4531,6 +4655,11 @@ L.Path = L.Path.extend({
                this._container = this._createElement('g');
 
                this._path = this._createElement('path');
+
+               if (this.options.className) {
+                       L.DomUtil.addClass(this._path, this.options.className);
+               }
+
                this._container.appendChild(this._path);
        },
 
@@ -4561,6 +4690,12 @@ L.Path = L.Path.extend({
                        } else {
                                this._path.removeAttribute('stroke-dasharray');
                        }
+                       if (this.options.lineCap) {
+                               this._path.setAttribute('stroke-linecap', this.options.lineCap);
+                       }
+                       if (this.options.lineJoin) {
+                               this._path.setAttribute('stroke-linejoin', this.options.lineJoin);
+                       }
                } else {
                        this._path.setAttribute('stroke', 'none');
                }
@@ -4585,7 +4720,7 @@ L.Path = L.Path.extend({
        _initEvents: function () {
                if (this.options.clickable) {
                        if (L.Browser.svg || !L.Browser.vml) {
-                               this._path.setAttribute('class', 'leaflet-clickable');
+                               L.DomUtil.addClass(this._path, 'leaflet-clickable');
                        }
 
                        L.DomEvent.on(this._container, 'click', this._onMouseClick, this);
@@ -4635,14 +4770,14 @@ L.Map.include({
                        this._panes.overlayPane.appendChild(this._pathRoot);
 
                        if (this.options.zoomAnimation && L.Browser.any3d) {
-                               this._pathRoot.setAttribute('class', ' leaflet-zoom-animated');
+                               L.DomUtil.addClass(this._pathRoot, 'leaflet-zoom-animated');
 
                                this.on({
                                        'zoomanim': this._animatePathZoom,
                                        'zoomend': this._endPathZoom
                                });
                        } else {
-                               this._pathRoot.setAttribute('class', ' leaflet-zoom-hide');
+                               L.DomUtil.addClass(this._pathRoot, 'leaflet-zoom-hide');
                        }
 
                        this.on('moveend', this._updateSvgViewport);
@@ -4809,10 +4944,14 @@ L.Path = L.Browser.svg || !L.Browser.vml ? L.Path : L.Path.extend({
 
        _initPath: function () {
                var container = this._container = this._createElement('shape');
-               L.DomUtil.addClass(container, 'leaflet-vml-shape');
+
+               L.DomUtil.addClass(container, 'leaflet-vml-shape' +
+                       (this.options.className ? ' ' + this.options.className : ''));
+
                if (this.options.clickable) {
                        L.DomUtil.addClass(container, 'leaflet-clickable');
                }
+
                container.coordsize = '1 1';
 
                this._path = this._createElement('path');
@@ -4845,12 +4984,18 @@ L.Path = L.Browser.svg || !L.Browser.vml ? L.Path : L.Path.extend({
                        stroke.opacity = options.opacity;
 
                        if (options.dashArray) {
-                               stroke.dashStyle = options.dashArray instanceof Array ?
+                               stroke.dashStyle = L.Util.isArray(options.dashArray) ?
                                    options.dashArray.join(' ') :
                                    options.dashArray.replace(/( *, *)/g, ' ');
                        } else {
                                stroke.dashStyle = '';
                        }
+                       if (options.lineCap) {
+                               stroke.endcap = options.lineCap.replace('butt', 'flat');
+                       }
+                       if (options.lineJoin) {
+                               stroke.joinstyle = options.lineJoin;
+                       }
 
                } else if (stroke) {
                        container.removeChild(stroke);
@@ -5098,7 +5243,7 @@ L.Map.include((L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? {}
  * and polylines (clipping, simplification, distances, etc.)
  */
 
-/*jshint bitwise:false */ // allow bitwise oprations for this file
+/*jshint bitwise:false */ // allow bitwise operations for this file
 
 L.LineUtil = {
 
@@ -5530,10 +5675,12 @@ L.Polygon = L.Polyline.extend({
        },
 
        initialize: function (latlngs, options) {
-               var i, len, hole;
-
                L.Polyline.prototype.initialize.call(this, latlngs, options);
+               this._initWithHoles(latlngs);
+       },
 
+       _initWithHoles: function (latlngs) {
+               var i, len, hole;
                if (latlngs && L.Util.isArray(latlngs[0]) && (typeof latlngs[0][0] !== 'number')) {
                        this._latlngs = this._convertLatLngs(latlngs[0]);
                        this._holes = latlngs.slice(1);
@@ -5574,6 +5721,15 @@ L.Polygon = L.Polyline.extend({
                }
        },
 
+       setLatLngs: function (latlngs) {
+               if (latlngs && L.Util.isArray(latlngs[0]) && (typeof latlngs[0][0] !== 'number')) {
+                       this._initWithHoles(latlngs);
+                       return this.redraw();
+               } else {
+                       return L.Polyline.prototype.setLatLngs.call(this, latlngs);
+               }
+       },
+
        _clipPoints: function () {
                var points = this._originalPoints,
                    newParts = [];
@@ -5635,6 +5791,16 @@ L.polygon = function (latlngs, options) {
                                }
 
                                return this;
+                       },
+
+                       getLatLngs: function () {
+                               var latlngs = [];
+
+                               this.eachLayer(function (layer) {
+                                       latlngs.push(layer.getLatLngs());
+                               });
+
+                               return latlngs;
                        }
                });
        }
@@ -5805,9 +5971,21 @@ L.CircleMarker = L.Circle.extend({
                this.setRadius(this.options.radius);
        },
 
+       setLatLng: function (latlng) {
+               L.Circle.prototype.setLatLng.call(this, latlng);
+               if (this._popup && this._popup._isOpen) {
+                       this._popup.setLatLng(latlng);
+               }
+               return this;
+       },
+
        setRadius: function (radius) {
                this.options.radius = this._radius = radius;
                return this.redraw();
+       },
+
+       getRadius: function () {
+               return this._radius;
        }
 });
 
@@ -5936,12 +6114,13 @@ L.GeoJSON = L.FeatureGroup.extend({
 
        addData: function (geojson) {
                var features = L.Util.isArray(geojson) ? geojson : geojson.features,
-                   i, len;
+                   i, len, feature;
 
                if (features) {
                        for (i = 0, len = features.length; i < len; i++) {
                                // Only add this if geometry or geometries are set and not null
-                               if (features[i].geometries || features[i].geometry || features[i].features) {
+                               feature = features[i];
+                               if (feature.geometries || feature.geometry || feature.features || feature.coordinates) {
                                        this.addData(features[i]);
                                }
                        }
@@ -5952,7 +6131,7 @@ L.GeoJSON = L.FeatureGroup.extend({
 
                if (options.filter && !options.filter(geojson)) { return; }
 
-               var layer = L.GeoJSON.geometryToLayer(geojson, options.pointToLayer, options.coordsToLatLng);
+               var layer = L.GeoJSON.geometryToLayer(geojson, options.pointToLayer, options.coordsToLatLng, options);
                layer.feature = L.GeoJSON.asFeature(geojson);
 
                layer.defaultOptions = layer.options;
@@ -5992,11 +6171,11 @@ L.GeoJSON = L.FeatureGroup.extend({
 });
 
 L.extend(L.GeoJSON, {
-       geometryToLayer: function (geojson, pointToLayer, coordsToLatLng) {
+       geometryToLayer: function (geojson, pointToLayer, coordsToLatLng, vectorOptions) {
                var geometry = geojson.type === 'Feature' ? geojson.geometry : geojson,
                    coords = geometry.coordinates,
                    layers = [],
-                   latlng, latlngs, i, len, layer;
+                   latlng, latlngs, i, len;
 
                coordsToLatLng = coordsToLatLng || this.coordsToLatLng;
 
@@ -6008,37 +6187,37 @@ L.extend(L.GeoJSON, {
                case 'MultiPoint':
                        for (i = 0, len = coords.length; i < len; i++) {
                                latlng = coordsToLatLng(coords[i]);
-                               layer = pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng);
-                               layers.push(layer);
+                               layers.push(pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng));
                        }
                        return new L.FeatureGroup(layers);
 
                case 'LineString':
                        latlngs = this.coordsToLatLngs(coords, 0, coordsToLatLng);
-                       return new L.Polyline(latlngs);
+                       return new L.Polyline(latlngs, vectorOptions);
 
                case 'Polygon':
+                       if (coords.length === 2 && !coords[1].length) {
+                               throw new Error('Invalid GeoJSON object.');
+                       }
                        latlngs = this.coordsToLatLngs(coords, 1, coordsToLatLng);
-                       return new L.Polygon(latlngs);
+                       return new L.Polygon(latlngs, vectorOptions);
 
                case 'MultiLineString':
                        latlngs = this.coordsToLatLngs(coords, 1, coordsToLatLng);
-                       return new L.MultiPolyline(latlngs);
+                       return new L.MultiPolyline(latlngs, vectorOptions);
 
                case 'MultiPolygon':
                        latlngs = this.coordsToLatLngs(coords, 2, coordsToLatLng);
-                       return new L.MultiPolygon(latlngs);
+                       return new L.MultiPolygon(latlngs, vectorOptions);
 
                case 'GeometryCollection':
                        for (i = 0, len = geometry.geometries.length; i < len; i++) {
 
-                               layer = this.geometryToLayer({
+                               layers.push(this.geometryToLayer({
                                        geometry: geometry.geometries[i],
                                        type: 'Feature',
                                        properties: geojson.properties
-                               }, pointToLayer, coordsToLatLng);
-
-                               layers.push(layer);
+                               }, pointToLayer, coordsToLatLng, vectorOptions));
                        }
                        return new L.FeatureGroup(layers);
 
@@ -6048,7 +6227,7 @@ L.extend(L.GeoJSON, {
        },
 
        coordsToLatLng: function (coords) { // (Array[, Boolean]) -> LatLng
-               return new L.LatLng(coords[1], coords[0]);
+               return new L.LatLng(coords[1], coords[0], coords[2]);
        },
 
        coordsToLatLngs: function (coords, levelsDeep, coordsToLatLng) { // (Array[, Number, Function]) -> Array
@@ -6066,8 +6245,13 @@ L.extend(L.GeoJSON, {
                return latlngs;
        },
 
-       latLngToCoords: function (latLng) {
-               return [latLng.lng, latLng.lat];
+       latLngToCoords: function (latlng) {
+               var coords = [latlng.lng, latlng.lat];
+
+               if (latlng.alt !== undefined) {
+                       coords.push(latlng.alt);
+               }
+               return coords;
        },
 
        latLngsToCoords: function (latLngs) {
@@ -6142,43 +6326,58 @@ L.Polygon.include({
 });
 
 (function () {
-       function includeMulti(Klass, type) {
-               Klass.include({
-                       toGeoJSON: function () {
-                               var coords = [];
+       function multiToGeoJSON(type) {
+               return function () {
+                       var coords = [];
 
-                               this.eachLayer(function (layer) {
-                                       coords.push(layer.toGeoJSON().geometry.coordinates);
-                               });
+                       this.eachLayer(function (layer) {
+                               coords.push(layer.toGeoJSON().geometry.coordinates);
+                       });
 
-                               return L.GeoJSON.getFeature(this, {
-                                       type: type,
-                                       coordinates: coords
-                               });
-                       }
-               });
+                       return L.GeoJSON.getFeature(this, {
+                               type: type,
+                               coordinates: coords
+                       });
+               };
        }
 
-       includeMulti(L.MultiPolyline, 'MultiLineString');
-       includeMulti(L.MultiPolygon, 'MultiPolygon');
-}());
+       L.MultiPolyline.include({toGeoJSON: multiToGeoJSON('MultiLineString')});
+       L.MultiPolygon.include({toGeoJSON: multiToGeoJSON('MultiPolygon')});
 
-L.LayerGroup.include({
-       toGeoJSON: function () {
-               var features = [];
+       L.LayerGroup.include({
+               toGeoJSON: function () {
 
-               this.eachLayer(function (layer) {
-                       if (layer.toGeoJSON) {
-                               features.push(L.GeoJSON.asFeature(layer.toGeoJSON()));
+                       var geometry = this.feature && this.feature.geometry,
+                               jsons = [],
+                               json;
+
+                       if (geometry && geometry.type === 'MultiPoint') {
+                               return multiToGeoJSON('MultiPoint').call(this);
                        }
-               });
 
-               return {
-                       type: 'FeatureCollection',
-                       features: features
-               };
-       }
-});
+                       var isGeometryCollection = geometry && geometry.type === 'GeometryCollection';
+
+                       this.eachLayer(function (layer) {
+                               if (layer.toGeoJSON) {
+                                       json = layer.toGeoJSON();
+                                       jsons.push(isGeometryCollection ? json.geometry : L.GeoJSON.asFeature(json));
+                               }
+                       });
+
+                       if (isGeometryCollection) {
+                               return L.GeoJSON.getFeature(this, {
+                                       geometries: jsons,
+                                       type: 'GeometryCollection'
+                               });
+                       }
+
+                       return {
+                               type: 'FeatureCollection',
+                               features: jsons
+                       };
+               }
+       });
+}());
 
 L.geoJson = function (geojson, options) {
        return new L.GeoJSON(geojson, options);
@@ -6190,11 +6389,6 @@ L.geoJson = function (geojson, options) {
  */
 
 L.DomEvent = {
-       WHEEL:
-               'onwheel' in document ? 'wheel' :
-               'onmousewheel' in document ? 'mousewheel' :
-                       'MozMousePixelScroll',
-
        /* inspired by John Resig, Dean Edwards and YUI addEvent implementations */
        addListener: function (obj, type, fn, context) { // (HTMLElement, String, Function[, Object])
 
@@ -6208,20 +6402,20 @@ L.DomEvent = {
                        return fn.call(context || obj, e || L.DomEvent._getEvent());
                };
 
-               if (L.Browser.msTouch && type.indexOf('touch') === 0) {
-                       return this.addMsTouchListener(obj, type, handler, id);
+               if (L.Browser.pointer && type.indexOf('touch') === 0) {
+                       return this.addPointerListener(obj, type, handler, id);
                }
                if (L.Browser.touch && (type === 'dblclick') && this.addDoubleTapListener) {
                        this.addDoubleTapListener(obj, handler, id);
                }
 
-               if (type === 'wheel' || type === 'mousewheel') {
-                       type = L.DomEvent.WHEEL;
-               }
-
                if ('addEventListener' in obj) {
 
-                       if ((type === 'mouseenter') || (type === 'mouseleave')) {
+                       if (type === 'mousewheel') {
+                               obj.addEventListener('DOMMouseScroll', handler, false);
+                               obj.addEventListener(type, handler, false);
+
+                       } else if ((type === 'mouseenter') || (type === 'mouseleave')) {
 
                                originalHandler = handler;
                                newType = (type === 'mouseenter' ? 'mouseover' : 'mouseout');
@@ -6261,18 +6455,18 @@ L.DomEvent = {
 
                if (!handler) { return this; }
 
-               if (type === 'wheel' || type === 'mousewheel') {
-                       type = L.DomEvent.WHEEL;
-               }
-
-               if (L.Browser.msTouch && type.indexOf('touch') === 0) {
-                       this.removeMsTouchListener(obj, type, id);
+               if (L.Browser.pointer && type.indexOf('touch') === 0) {
+                       this.removePointerListener(obj, type, id);
                } else if (L.Browser.touch && (type === 'dblclick') && this.removeDoubleTapListener) {
                        this.removeDoubleTapListener(obj, id);
 
                } else if ('removeEventListener' in obj) {
 
-                       if ((type === 'mouseenter') || (type === 'mouseleave')) {
+                       if (type === 'mousewheel') {
+                               obj.removeEventListener('DOMMouseScroll', handler, false);
+                               obj.removeEventListener(type, handler, false);
+
+                       } else if ((type === 'mouseenter') || (type === 'mouseleave')) {
                                obj.removeEventListener((type === 'mouseenter' ? 'mouseover' : 'mouseout'), handler, false);
                        } else {
                                obj.removeEventListener(type, handler, false);
@@ -6293,19 +6487,29 @@ L.DomEvent = {
                } else {
                        e.cancelBubble = true;
                }
+               L.DomEvent._skipped(e);
+
                return this;
        },
 
+       disableScrollPropagation: function (el) {
+               var stop = L.DomEvent.stopPropagation;
+
+               return L.DomEvent
+                       .on(el, 'mousewheel', stop)
+                       .on(el, 'MozMousePixelScroll', stop);
+       },
+
        disableClickPropagation: function (el) {
                var stop = L.DomEvent.stopPropagation;
 
                for (var i = L.Draggable.START.length - 1; i >= 0; i--) {
-                       L.DomEvent.addListener(el, L.Draggable.START[i], stop);
+                       L.DomEvent.on(el, L.Draggable.START[i], stop);
                }
 
                return L.DomEvent
-                       .addListener(el, 'click', L.DomEvent._fakeStop)
-                       .addListener(el, 'dblclick', stop);
+                       .on(el, 'click', L.DomEvent._fakeStop)
+                       .on(el, 'dblclick', stop);
        },
 
        preventDefault: function (e) {
@@ -6319,38 +6523,48 @@ L.DomEvent = {
        },
 
        stop: function (e) {
-               return L.DomEvent.preventDefault(e).stopPropagation(e);
+               return L.DomEvent
+                       .preventDefault(e)
+                       .stopPropagation(e);
        },
 
        getMousePosition: function (e, container) {
+               if (!container) {
+                       return new L.Point(e.clientX, e.clientY);
+               }
 
-               var body = document.body,
-                   docEl = document.documentElement,
-                   x = e.pageX ? e.pageX : e.clientX + body.scrollLeft + docEl.scrollLeft,
-                   y = e.pageY ? e.pageY : e.clientY + body.scrollTop + docEl.scrollTop,
-                   pos = new L.Point(x, y);
+               var rect = container.getBoundingClientRect();
 
-               return (container ? pos._subtract(L.DomUtil.getViewportOffset(container)) : pos);
+               return new L.Point(
+                       e.clientX - rect.left - container.clientLeft,
+                       e.clientY - rect.top - container.clientTop);
        },
 
        getWheelDelta: function (e) {
+
                var delta = 0;
 
-               if (e.type === 'wheel') {
-                       delta = -e.deltaY / (e.deltaMode ? 1 : 120);
-               } else if (e.type === 'mousewheel') {
+               if (e.wheelDelta) {
                        delta = e.wheelDelta / 120;
-               } else if (e.type === 'MozMousePixelScroll') {
-                       delta = -e.detail;
                }
-
+               if (e.detail) {
+                       delta = -e.detail / 3;
+               }
                return delta;
        },
 
-       _fakeStop: function stop(e) {
-               // fakes stopPropagation by setting a special event flag checked in Map mouse events handler
-               // jshint camelcase: false
-               e._leaflet_stop = true;
+       _skipEvents: {},
+
+       _fakeStop: function (e) {
+               // fakes stopPropagation by setting a special event flag, checked/reset with L.DomEvent._skipped(e)
+               L.DomEvent._skipEvents[e.type] = true;
+       },
+
+       _skipped: function (e) {
+               var skipped = this._skipEvents[e.type];
+               // reset when checking, as it's only used in map container and propagates outside of the map
+               this._skipEvents[e.type] = false;
+               return skipped;
        },
 
        // check if element really left/entered the event target (for mouseenter/mouseleave)
@@ -6422,11 +6636,13 @@ L.Draggable = L.Class.extend({
                END: {
                        mousedown: 'mouseup',
                        touchstart: 'touchend',
+                       pointerdown: 'touchend',
                        MSPointerDown: 'touchend'
                },
                MOVE: {
                        mousedown: 'mousemove',
                        touchstart: 'touchmove',
+                       pointerdown: 'touchmove',
                        MSPointerDown: 'touchmove'
                }
        },
@@ -6458,27 +6674,21 @@ L.Draggable = L.Class.extend({
        },
 
        _onDown: function (e) {
+               this._moved = false;
+
                if (e.shiftKey || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; }
 
-               L.DomEvent
-                       .stopPropagation(e);
+               L.DomEvent.stopPropagation(e);
 
                if (L.Draggable._disabled) { return; }
 
                L.DomUtil.disableImageDrag();
-
-               var first = e.touches ? e.touches[0] : e,
-                   el = first.target;
-
-               // if touching a link, highlight it
-               if (L.Browser.touch && el.tagName.toLowerCase() === 'a') {
-                       L.DomUtil.addClass(el, 'leaflet-active');
-               }
-
-               this._moved = false;
+               L.DomUtil.disableTextSelection();
 
                if (this._moving) { return; }
 
+               var first = e.touches ? e.touches[0] : e;
+
                this._startPoint = new L.Point(first.clientX, first.clientY);
                this._startPos = this._newPos = L.DomUtil.getPosition(this._element);
 
@@ -6488,7 +6698,10 @@ L.Draggable = L.Class.extend({
        },
 
        _onMove: function (e) {
-               if (e.touches && e.touches.length > 1) { return; }
+               if (e.touches && e.touches.length > 1) {
+                       this._moved = true;
+                       return;
+               }
 
                var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e),
                    newPoint = new L.Point(first.clientX, first.clientY),
@@ -6504,10 +6717,8 @@ L.Draggable = L.Class.extend({
                        this._moved = true;
                        this._startPos = L.DomUtil.getPosition(this._element).subtract(offset);
 
-                       if (!L.Browser.touch) {
-                               L.DomUtil.disableTextSelection();
-                               L.DomUtil.addClass(document.body, 'leaflet-dragging');
-                       }
+                       L.DomUtil.addClass(document.body, 'leaflet-dragging');
+                       L.DomUtil.addClass((e.target || e.srcElement), 'leaflet-drag-target');
                }
 
                this._newPos = this._startPos.add(offset);
@@ -6523,11 +6734,9 @@ L.Draggable = L.Class.extend({
                this.fire('drag');
        },
 
-       _onUp: function () {
-               if (!L.Browser.touch) {
-                       L.DomUtil.enableTextSelection();
-                       L.DomUtil.removeClass(document.body, 'leaflet-dragging');
-               }
+       _onUp: function (e) {
+               L.DomUtil.removeClass(document.body, 'leaflet-dragging');
+               L.DomUtil.removeClass((e.target || e.srcElement), 'leaflet-drag-target');
 
                for (var i in L.Draggable.MOVE) {
                        L.DomEvent
@@ -6536,12 +6745,15 @@ L.Draggable = L.Class.extend({
                }
 
                L.DomUtil.enableImageDrag();
+               L.DomUtil.enableTextSelection();
 
-               if (this._moved) {
+               if (this._moved && this._moving) {
                        // ensure drag is not fired after dragend
                        L.Util.cancelAnimFrame(this._animRequest);
 
-                       this.fire('dragend');
+                       this.fire('dragend', {
+                               distance: this._newPos.distanceTo(this._startPos)
+                       });
                }
 
                this._moving = false;
@@ -6612,6 +6824,8 @@ L.Map.Drag = L.Handler.extend({
                        if (map.options.worldCopyJump) {
                                this._draggable.on('predrag', this._onPreDrag, this);
                                map.on('viewreset', this._onViewReset, this);
+
+                               map.whenReady(this._onViewReset, this);
                        }
                }
                this._draggable.enable();
@@ -6683,14 +6897,14 @@ L.Map.Drag = L.Handler.extend({
                this._draggable._newPos.x = newX;
        },
 
-       _onDragEnd: function () {
+       _onDragEnd: function (e) {
                var map = this._map,
                    options = map.options,
                    delay = +new Date() - this._lastTime,
 
                    noInertia = !options.inertia || delay > options.inertiaThreshold || !this._positions[0];
 
-               map.fire('dragend');
+               map.fire('dragend', e);
 
                if (noInertia) {
                        map.fire('moveend');
@@ -6714,6 +6928,8 @@ L.Map.Drag = L.Handler.extend({
                                map.fire('moveend');
 
                        } else {
+                               offset = map._limitOffset(offset, map.options.maxBounds);
+
                                L.Util.requestAnimFrame(function () {
                                        map.panBy(offset, {
                                                duration: decelerationDuration,
@@ -6739,15 +6955,22 @@ L.Map.mergeOptions({
 
 L.Map.DoubleClickZoom = L.Handler.extend({
        addHooks: function () {
-               this._map.on('dblclick', this._onDoubleClick);
+               this._map.on('dblclick', this._onDoubleClick, this);
        },
 
        removeHooks: function () {
-               this._map.off('dblclick', this._onDoubleClick);
+               this._map.off('dblclick', this._onDoubleClick, this);
        },
 
        _onDoubleClick: function (e) {
-               this.setZoomAround(e.containerPoint, this._zoom + 1);
+               var map = this._map,
+                   zoom = map.getZoom() + (e.originalEvent.shiftKey ? -1 : 1);
+
+               if (map.options.doubleClickZoom === 'center') {
+                       map.setZoom(zoom);
+               } else {
+                       map.setZoomAround(e.containerPoint, zoom);
+               }
        }
 });
 
@@ -6764,12 +6987,14 @@ L.Map.mergeOptions({
 
 L.Map.ScrollWheelZoom = L.Handler.extend({
        addHooks: function () {
-               L.DomEvent.on(this._map._container, 'wheel', this._onWheelScroll, this);
+               L.DomEvent.on(this._map._container, 'mousewheel', this._onWheelScroll, this);
+               L.DomEvent.on(this._map._container, 'MozMousePixelScroll', L.DomEvent.preventDefault);
                this._delta = 0;
        },
 
        removeHooks: function () {
-               L.DomEvent.off(this._map._container, 'wheel', this._onWheelScroll);
+               L.DomEvent.off(this._map._container, 'mousewheel', this._onWheelScroll);
+               L.DomEvent.off(this._map._container, 'MozMousePixelScroll', L.DomEvent.preventDefault);
        },
 
        _onWheelScroll: function (e) {
@@ -6805,7 +7030,11 @@ L.Map.ScrollWheelZoom = L.Handler.extend({
 
                if (!delta) { return; }
 
-               map.setZoomAround(this._lastMousePos, zoom + delta);
+               if (map.options.scrollWheelZoom === 'center') {
+                       map.setZoom(zoom + delta);
+               } else {
+                       map.setZoomAround(this._lastMousePos, zoom + delta);
+               }
        }
 });
 
@@ -6818,8 +7047,8 @@ L.Map.addInitHook('addHandler', 'scrollWheelZoom', L.Map.ScrollWheelZoom);
 
 L.extend(L.DomEvent, {
 
-       _touchstart: L.Browser.msTouch ? 'MSPointerDown' : 'touchstart',
-       _touchend: L.Browser.msTouch ? 'MSPointerUp' : 'touchend',
+       _touchstart: L.Browser.msPointer ? 'MSPointerDown' : L.Browser.pointer ? 'pointerdown' : 'touchstart',
+       _touchend: L.Browser.msPointer ? 'MSPointerUp' : L.Browser.pointer ? 'pointerup' : 'touchend',
 
        // inspired by Zepto touch code by Thomas Fuchs
        addDoubleTapListener: function (obj, handler, id) {
@@ -6835,7 +7064,7 @@ L.extend(L.DomEvent, {
                function onTouchStart(e) {
                        var count;
 
-                       if (L.Browser.msTouch) {
+                       if (L.Browser.pointer) {
                                trackedTouches.push(e.pointerId);
                                count = trackedTouches.length;
                        } else {
@@ -6854,7 +7083,7 @@ L.extend(L.DomEvent, {
                }
 
                function onTouchEnd(e) {
-                       if (L.Browser.msTouch) {
+                       if (L.Browser.pointer) {
                                var idx = trackedTouches.indexOf(e.pointerId);
                                if (idx === -1) {
                                        return;
@@ -6863,7 +7092,7 @@ L.extend(L.DomEvent, {
                        }
 
                        if (doubleTap) {
-                               if (L.Browser.msTouch) {
+                               if (L.Browser.pointer) {
                                        // work around .type being readonly with MSPointer* events
                                        var newTouch = { },
                                                prop;
@@ -6887,15 +7116,15 @@ L.extend(L.DomEvent, {
                obj[pre + touchstart + id] = onTouchStart;
                obj[pre + touchend + id] = onTouchEnd;
 
-               // on msTouch we need to listen on the document, otherwise a drag starting on the map and moving off screen
+               // on pointer we need to listen on the document, otherwise a drag starting on the map and moving off screen
                // will not come through to us, so we will lose track of how many touches are ongoing
-               var endElement = L.Browser.msTouch ? document.documentElement : obj;
+               var endElement = L.Browser.pointer ? document.documentElement : obj;
 
                obj.addEventListener(touchstart, onTouchStart, false);
                endElement.addEventListener(touchend, onTouchEnd, false);
 
-               if (L.Browser.msTouch) {
-                       endElement.addEventListener('MSPointerCancel', onTouchEnd, false);
+               if (L.Browser.pointer) {
+                       endElement.addEventListener(L.DomEvent.POINTER_CANCEL, onTouchEnd, false);
                }
 
                return this;
@@ -6905,11 +7134,12 @@ L.extend(L.DomEvent, {
                var pre = '_leaflet_';
 
                obj.removeEventListener(this._touchstart, obj[pre + this._touchstart + id], false);
-               (L.Browser.msTouch ? document.documentElement : obj).removeEventListener(
+               (L.Browser.pointer ? document.documentElement : obj).removeEventListener(
                        this._touchend, obj[pre + this._touchend + id], false);
 
-               if (L.Browser.msTouch) {
-                       document.documentElement.removeEventListener('MSPointerCancel', obj[pre + this._touchend + id], false);
+               if (L.Browser.pointer) {
+                       document.documentElement.removeEventListener(L.DomEvent.POINTER_CANCEL, obj[pre + this._touchend + id],
+                               false);
                }
 
                return this;
@@ -6923,81 +7153,90 @@ L.extend(L.DomEvent, {
 
 L.extend(L.DomEvent, {
 
-       _msTouches: [],
-       _msDocumentListener: false,
+       //static
+       POINTER_DOWN: L.Browser.msPointer ? 'MSPointerDown' : 'pointerdown',
+       POINTER_MOVE: L.Browser.msPointer ? 'MSPointerMove' : 'pointermove',
+       POINTER_UP: L.Browser.msPointer ? 'MSPointerUp' : 'pointerup',
+       POINTER_CANCEL: L.Browser.msPointer ? 'MSPointerCancel' : 'pointercancel',
+
+       _pointers: [],
+       _pointerDocumentListener: false,
 
-       // Provides a touch events wrapper for msPointer events.
+       // Provides a touch events wrapper for (ms)pointer events.
        // Based on changes by veproza https://github.com/CloudMade/Leaflet/pull/1019
+       //ref http://www.w3.org/TR/pointerevents/ https://www.w3.org/Bugs/Public/show_bug.cgi?id=22890
 
-       addMsTouchListener: function (obj, type, handler, id) {
+       addPointerListener: function (obj, type, handler, id) {
 
                switch (type) {
                case 'touchstart':
-                       return this.addMsTouchListenerStart(obj, type, handler, id);
+                       return this.addPointerListenerStart(obj, type, handler, id);
                case 'touchend':
-                       return this.addMsTouchListenerEnd(obj, type, handler, id);
+                       return this.addPointerListenerEnd(obj, type, handler, id);
                case 'touchmove':
-                       return this.addMsTouchListenerMove(obj, type, handler, id);
+                       return this.addPointerListenerMove(obj, type, handler, id);
                default:
                        throw 'Unknown touch event type';
                }
        },
 
-       addMsTouchListenerStart: function (obj, type, handler, id) {
+       addPointerListenerStart: function (obj, type, handler, id) {
                var pre = '_leaflet_',
-                   touches = this._msTouches;
+                   pointers = this._pointers;
 
                var cb = function (e) {
 
+                       L.DomEvent.preventDefault(e);
+
                        var alreadyInArray = false;
-                       for (var i = 0; i < touches.length; i++) {
-                               if (touches[i].pointerId === e.pointerId) {
+                       for (var i = 0; i < pointers.length; i++) {
+                               if (pointers[i].pointerId === e.pointerId) {
                                        alreadyInArray = true;
                                        break;
                                }
                        }
                        if (!alreadyInArray) {
-                               touches.push(e);
+                               pointers.push(e);
                        }
 
-                       e.touches = touches.slice();
+                       e.touches = pointers.slice();
                        e.changedTouches = [e];
 
                        handler(e);
                };
 
                obj[pre + 'touchstart' + id] = cb;
-               obj.addEventListener('MSPointerDown', cb, false);
+               obj.addEventListener(this.POINTER_DOWN, cb, false);
 
-               // need to also listen for end events to keep the _msTouches list accurate
+               // need to also listen for end events to keep the _pointers list accurate
                // this needs to be on the body and never go away
-               if (!this._msDocumentListener) {
+               if (!this._pointerDocumentListener) {
                        var internalCb = function (e) {
-                               for (var i = 0; i < touches.length; i++) {
-                                       if (touches[i].pointerId === e.pointerId) {
-                                               touches.splice(i, 1);
+                               for (var i = 0; i < pointers.length; i++) {
+                                       if (pointers[i].pointerId === e.pointerId) {
+                                               pointers.splice(i, 1);
                                                break;
                                        }
                                }
                        };
                        //We listen on the documentElement as any drags that end by moving the touch off the screen get fired there
-                       document.documentElement.addEventListener('MSPointerUp', internalCb, false);
-                       document.documentElement.addEventListener('MSPointerCancel', internalCb, false);
+                       document.documentElement.addEventListener(this.POINTER_UP, internalCb, false);
+                       document.documentElement.addEventListener(this.POINTER_CANCEL, internalCb, false);
 
-                       this._msDocumentListener = true;
+                       this._pointerDocumentListener = true;
                }
 
                return this;
        },
 
-       addMsTouchListenerMove: function (obj, type, handler, id) {
+       addPointerListenerMove: function (obj, type, handler, id) {
                var pre = '_leaflet_',
-                   touches = this._msTouches;
+                   touches = this._pointers;
 
                function cb(e) {
 
                        // don't fire touch moves when mouse isn't down
-                       if (e.pointerType === e.MSPOINTER_TYPE_MOUSE && e.buttons === 0) { return; }
+                       if ((e.pointerType === e.MSPOINTER_TYPE_MOUSE || e.pointerType === 'mouse') && e.buttons === 0) { return; }
 
                        for (var i = 0; i < touches.length; i++) {
                                if (touches[i].pointerId === e.pointerId) {
@@ -7013,14 +7252,14 @@ L.extend(L.DomEvent, {
                }
 
                obj[pre + 'touchmove' + id] = cb;
-               obj.addEventListener('MSPointerMove', cb, false);
+               obj.addEventListener(this.POINTER_MOVE, cb, false);
 
                return this;
        },
 
-       addMsTouchListenerEnd: function (obj, type, handler, id) {
+       addPointerListenerEnd: function (obj, type, handler, id) {
                var pre = '_leaflet_',
-                   touches = this._msTouches;
+                   touches = this._pointers;
 
                var cb = function (e) {
                        for (var i = 0; i < touches.length; i++) {
@@ -7037,26 +7276,26 @@ L.extend(L.DomEvent, {
                };
 
                obj[pre + 'touchend' + id] = cb;
-               obj.addEventListener('MSPointerUp', cb, false);
-               obj.addEventListener('MSPointerCancel', cb, false);
+               obj.addEventListener(this.POINTER_UP, cb, false);
+               obj.addEventListener(this.POINTER_CANCEL, cb, false);
 
                return this;
        },
 
-       removeMsTouchListener: function (obj, type, id) {
+       removePointerListener: function (obj, type, id) {
                var pre = '_leaflet_',
                    cb = obj[pre + type + id];
 
                switch (type) {
                case 'touchstart':
-                       obj.removeEventListener('MSPointerDown', cb, false);
+                       obj.removeEventListener(this.POINTER_DOWN, cb, false);
                        break;
                case 'touchmove':
-                       obj.removeEventListener('MSPointerMove', cb, false);
+                       obj.removeEventListener(this.POINTER_MOVE, cb, false);
                        break;
                case 'touchend':
-                       obj.removeEventListener('MSPointerUp', cb, false);
-                       obj.removeEventListener('MSPointerCancel', cb, false);
+                       obj.removeEventListener(this.POINTER_UP, cb, false);
+                       obj.removeEventListener(this.POINTER_CANCEL, cb, false);
                        break;
                }
 
@@ -7070,7 +7309,8 @@ L.extend(L.DomEvent, {
  */
 
 L.Map.mergeOptions({
-       touchZoom: L.Browser.touch && !L.Browser.android23
+       touchZoom: L.Browser.touch && !L.Browser.android23,
+       bounceAtZoomLimits: true
 });
 
 L.Map.TouchZoom = L.Handler.extend({
@@ -7123,6 +7363,11 @@ L.Map.TouchZoom = L.Handler.extend({
 
                if (this._scale === 1) { return; }
 
+               if (!map.options.bounceAtZoomLimits) {
+                       if ((map.getZoom() === map.getMinZoom() && this._scale < 1) ||
+                           (map.getZoom() === map.getMaxZoom() && this._scale > 1)) { return; }
+               }
+
                if (!this._moved) {
                        L.DomUtil.addClass(map._mapPane, 'leaflet-touching');
 
@@ -7226,7 +7471,7 @@ L.Map.Tap = L.Handler.extend({
                this._startPos = this._newPos = new L.Point(first.clientX, first.clientY);
 
                // if touching a link, highlight it
-               if (el.tagName.toLowerCase() === 'a') {
+               if (el.tagName && el.tagName.toLowerCase() === 'a') {
                        L.DomUtil.addClass(el, 'leaflet-active');
                }
 
@@ -7256,7 +7501,7 @@ L.Map.Tap = L.Handler.extend({
                        var first = e.changedTouches[0],
                            el = first.target;
 
-                       if (el.tagName.toLowerCase() === 'a') {
+                       if (el && el.tagName && el.tagName.toLowerCase() === 'a') {
                                L.DomUtil.removeClass(el, 'leaflet-active');
                        }
 
@@ -7292,7 +7537,7 @@ L.Map.Tap = L.Handler.extend({
        }
 });
 
-if (L.Browser.touch && !L.Browser.msTouch) {
+if (L.Browser.touch && !L.Browser.pointer) {
        L.Map.addInitHook('addHandler', 'tap', L.Map.Tap);
 }
 
@@ -7311,6 +7556,7 @@ L.Map.BoxZoom = L.Handler.extend({
                this._map = map;
                this._container = map._container;
                this._pane = map._panes.overlayPane;
+               this._moved = false;
        },
 
        addHooks: function () {
@@ -7319,9 +7565,16 @@ L.Map.BoxZoom = L.Handler.extend({
 
        removeHooks: function () {
                L.DomEvent.off(this._container, 'mousedown', this._onMouseDown);
+               this._moved = false;
+       },
+
+       moved: function () {
+               return this._moved;
        },
 
        _onMouseDown: function (e) {
+               this._moved = false;
+
                if (!e.shiftKey || ((e.which !== 1) && (e.button !== 1))) { return false; }
 
                L.DomUtil.disableTextSelection();
@@ -7329,21 +7582,22 @@ L.Map.BoxZoom = L.Handler.extend({
 
                this._startLayerPoint = this._map.mouseEventToLayerPoint(e);
 
-               this._box = L.DomUtil.create('div', 'leaflet-zoom-box', this._pane);
-               L.DomUtil.setPosition(this._box, this._startLayerPoint);
-
-               //TODO refactor: move cursor to styles
-               this._container.style.cursor = 'crosshair';
-
                L.DomEvent
                    .on(document, 'mousemove', this._onMouseMove, this)
                    .on(document, 'mouseup', this._onMouseUp, this)
                    .on(document, 'keydown', this._onKeyDown, this);
-
-               this._map.fire('boxzoomstart');
        },
 
        _onMouseMove: function (e) {
+               if (!this._moved) {
+                       this._box = L.DomUtil.create('div', 'leaflet-zoom-box', this._pane);
+                       L.DomUtil.setPosition(this._box, this._startLayerPoint);
+
+                       //TODO refactor: move cursor to styles
+                       this._container.style.cursor = 'crosshair';
+                       this._map.fire('boxzoomstart');
+               }
+
                var startPoint = this._startLayerPoint,
                    box = this._box,
 
@@ -7356,14 +7610,18 @@ L.Map.BoxZoom = L.Handler.extend({
 
                L.DomUtil.setPosition(box, newPos);
 
+               this._moved = true;
+
                // TODO refactor: remove hardcoded 4 pixels
                box.style.width  = (Math.max(0, Math.abs(offset.x) - 4)) + 'px';
                box.style.height = (Math.max(0, Math.abs(offset.y) - 4)) + 'px';
        },
 
        _finish: function () {
-               this._pane.removeChild(this._box);
-               this._container.style.cursor = '';
+               if (this._moved) {
+                       this._pane.removeChild(this._box);
+                       this._container.style.cursor = '';
+               }
 
                L.DomUtil.enableTextSelection();
                L.DomUtil.enableImageDrag();
@@ -7421,7 +7679,7 @@ L.Map.Keyboard = L.Handler.extend({
                right:   [39],
                down:    [40],
                up:      [38],
-               zoomIn:  [187, 107, 61],
+               zoomIn:  [187, 107, 61, 171],
                zoomOut: [189, 109, 173]
        },
 
@@ -7471,7 +7729,7 @@ L.Map.Keyboard = L.Handler.extend({
                var body = document.body,
                    docEl = document.documentElement,
                    top = body.scrollTop || docEl.scrollTop,
-                   left = body.scrollTop || docEl.scrollLeft;
+                   left = body.scrollLeft || docEl.scrollLeft;
 
                this._map._container.focus();
 
@@ -7576,6 +7834,7 @@ L.Handler.MarkerDrag = L.Handler.extend({
                        .on('drag', this._onDrag, this)
                        .on('dragend', this._onDragEnd, this);
                this._draggable.enable();
+               L.DomUtil.addClass(this._marker._icon, 'leaflet-marker-draggable');
        },
 
        removeHooks: function () {
@@ -7585,6 +7844,7 @@ L.Handler.MarkerDrag = L.Handler.extend({
                        .off('dragend', this._onDragEnd, this);
 
                this._draggable.disable();
+               L.DomUtil.removeClass(this._marker._icon, 'leaflet-marker-draggable');
        },
 
        moved: function () {
@@ -7616,10 +7876,10 @@ L.Handler.MarkerDrag = L.Handler.extend({
                    .fire('drag');
        },
 
-       _onDragEnd: function () {
+       _onDragEnd: function (e) {
                this._marker
                    .fire('moveend')
-                   .fire('dragend');
+                   .fire('dragend', e);
        }
 });
 
@@ -7692,6 +7952,12 @@ L.Control = L.Class.extend({
                }
 
                return this;
+       },
+
+       _refocusOnMap: function () {
+               if (this._map) {
+                       this._map.getContainer().focus();
+               }
        }
 });
 
@@ -7743,7 +8009,11 @@ L.Map.include({
 
 L.Control.Zoom = L.Control.extend({
        options: {
-               position: 'topleft'
+               position: 'topleft',
+               zoomInText: '+',
+               zoomInTitle: 'Zoom in',
+               zoomOutText: '-',
+               zoomOutTitle: 'Zoom out'
        },
 
        onAdd: function (map) {
@@ -7753,10 +8023,13 @@ L.Control.Zoom = L.Control.extend({
                this._map = map;
 
                this._zoomInButton  = this._createButton(
-                       '+', 'Zoom in',  zoomName + '-in',  container, this._zoomIn,  this);
+                       this.options.zoomInText, this.options.zoomInTitle,
+                       zoomName + '-in',  container, this._zoomIn,  this);
                this._zoomOutButton = this._createButton(
-                       '-', 'Zoom out', zoomName + '-out', container, this._zoomOut, this);
+                       this.options.zoomOutText, this.options.zoomOutTitle,
+                       zoomName + '-out', container, this._zoomOut, this);
 
+               this._updateDisabled();
                map.on('zoomend zoomlevelschange', this._updateDisabled, this);
 
                return container;
@@ -7787,7 +8060,8 @@ L.Control.Zoom = L.Control.extend({
                    .on(link, 'mousedown', stop)
                    .on(link, 'dblclick', stop)
                    .on(link, 'click', L.DomEvent.preventDefault)
-                   .on(link, 'click', fn, context);
+                   .on(link, 'click', fn, context)
+                   .on(link, 'click', this._refocusOnMap, context);
 
                return link;
        },
@@ -7845,6 +8119,12 @@ L.Control.Attribution = L.Control.extend({
                this._container = L.DomUtil.create('div', 'leaflet-control-attribution');
                L.DomEvent.disableClickPropagation(this._container);
 
+               for (var i in map._layers) {
+                       if (map._layers[i].getAttribution) {
+                               this.addAttribution(map._layers[i].getAttribution());
+                       }
+               }
+               
                map
                    .on('layeradd', this._onLayerAdd, this)
                    .on('layerremove', this._onLayerRemove, this);
@@ -8127,8 +8407,9 @@ L.Control.Layers = L.Control.extend({
                container.setAttribute('aria-haspopup', true);
 
                if (!L.Browser.touch) {
-                       L.DomEvent.disableClickPropagation(container);
-                       L.DomEvent.on(container, 'wheel', L.DomEvent.stopPropagation);
+                       L.DomEvent
+                               .disableClickPropagation(container)
+                               .disableScrollPropagation(container);
                } else {
                        L.DomEvent.on(container, 'click', L.DomEvent.stopPropagation);
                }
@@ -8153,6 +8434,10 @@ L.Control.Layers = L.Control.extend({
                        else {
                                L.DomEvent.on(link, 'focus', this._expand, this);
                        }
+                       //Work around for Firefox android issue https://github.com/Leaflet/Leaflet/issues/2033
+                       L.DomEvent.on(form, 'click', function () {
+                               setTimeout(L.bind(this._onInputClick, this), 0);
+                       }, this);
 
                        this._map.on('click', this._collapse, this);
                        // TODO keyboard accessibility
@@ -8287,6 +8572,8 @@ L.Control.Layers = L.Control.extend({
                }
 
                this._handlingClick = false;
+
+               this._refocusOnMap();
        },
 
        _expand: function () {
@@ -8344,9 +8631,14 @@ L.PosAnimation = L.Class.extend({
        },
 
        _onStep: function () {
+               var stepPos = this._getPos();
+               if (!stepPos) {
+                       this._onTransitionEnd();
+                       return;
+               }
                // jshint camelcase: false
                // make L.DomUtil.getPosition return intermediate position value during animation
-               this._el._leaflet_pos = this._getPos();
+               this._el._leaflet_pos = stepPos;
 
                this.fire('step');
        },
@@ -8363,8 +8655,9 @@ L.PosAnimation = L.Class.extend({
 
                if (L.Browser.any3d) {
                        matches = style[L.DomUtil.TRANSFORM].match(this._transformRe);
-                       left = matches ? parseFloat(matches[1]) : 0;
-                       top  = matches ? parseFloat(matches[2]) : 0;
+                       if (!matches) { return; }
+                       left = parseFloat(matches[1]);
+                       top  = parseFloat(matches[2]);
                } else {
                        left = parseFloat(style.left);
                        top  = parseFloat(style.top);
@@ -8401,8 +8694,8 @@ L.Map.include({
 
        setView: function (center, zoom, options) {
 
-               zoom = this._limitZoom(zoom);
-               center = L.latLng(center);
+               zoom = zoom === undefined ? this._zoom : this._limitZoom(zoom);
+               center = this._limitCenter(L.latLng(center), zoom, this.options.maxBounds);
                options = options || {};
 
                if (this._panAnim) {
@@ -8588,12 +8881,16 @@ if (L.DomUtil.TRANSITION) {
 
 L.Map.include(!L.DomUtil.TRANSITION ? {} : {
 
-       _catchTransitionEnd: function () {
-               if (this._animatingZoom) {
+       _catchTransitionEnd: function (e) {
+               if (this._animatingZoom && e.propertyName.indexOf('transform') >= 0) {
                        this._onZoomTransitionEnd();
                }
        },
 
+       _nothingToAnimate: function () {
+               return !this._container.getElementsByClassName('leaflet-zoom-animated').length;
+       },
+
        _tryAnimatedZoom: function (center, zoom, options) {
 
                if (this._animatingZoom) { return true; }
@@ -8601,7 +8898,7 @@ L.Map.include(!L.DomUtil.TRANSITION ? {} : {
                options = options || {};
 
                // don't animate if disabled, not supported or zoom difference is too large
-               if (!this._zoomAnimated || options.animate === false ||
+               if (!this._zoomAnimated || options.animate === false || this._nothingToAnimate() ||
                        Math.abs(zoom - this._zoom) > this.options.zoomAnimationThreshold) { return false; }
 
                // offset is the pixel coords of the zoom origin relative to the current center
@@ -8668,28 +8965,13 @@ L.Map.include(!L.DomUtil.TRANSITION ? {} : {
 
 L.TileLayer.include({
        _animateZoom: function (e) {
-               var firstFrame = false;
-
                if (!this._animating) {
                        this._animating = true;
-                       firstFrame = true;
-               }
-
-               if (firstFrame) {
                        this._prepareBgBuffer();
                }
 
-               var bg = this._bgBuffer;
-
-               if (firstFrame) {
-                       //prevent bg buffer from clearing right after zoom
-                       clearTimeout(this._clearBgBufferTimer);
-
-                       // hack to make sure transform is updated before running animation
-                       L.Util.falseFn(bg.offsetWidth);
-               }
-
-               var transform = L.DomUtil.TRANSFORM,
+               var bg = this._bgBuffer,
+                   transform = L.DomUtil.TRANSFORM,
                    initialTransform = e.delta ? L.DomUtil.getTranslateString(e.delta) : bg.style[transform],
                    scaleStr = L.DomUtil.getScaleString(e.scale, e.origin);
 
@@ -8703,9 +8985,7 @@ L.TileLayer.include({
                    bg = this._bgBuffer;
 
                front.style.visibility = '';
-               front.style.zIndex = 2;
-
-               bg.style.zIndex = 1;
+               front.parentNode.appendChild(front); // Bring to fore
 
                // force reflow
                L.Util.falseFn(bg.offsetWidth);
@@ -8749,6 +9029,9 @@ L.TileLayer.include({
                bg = this._bgBuffer = front;
 
                this._stopLoadingImages(bg);
+
+               //prevent bg buffer from clearing right after zoom
+               clearTimeout(this._clearBgBufferTimer);
        },
 
        _getLoadedTilesPercentage: function (container) {
@@ -8869,6 +9152,7 @@ L.Map.include({
                var data = {
                        latlng: latlng,
                        bounds: bounds,
+                       timestamp: pos.timestamp
                };
 
                for (var i in pos.coords) {