7 lines
134 KiB
JavaScript
7 lines
134 KiB
JavaScript
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!function(t,i){"object"==typeof exports&&"undefined"!=typeof module?i(exports):"function"==typeof define&&define.amd?define(["exports"],i):i(t.L=t.L||{})}(this,function(t){"use strict";function i(t){var i,e,n,o;for(e=1,n=arguments.length;e<n;e++){o=arguments[e];for(i in o)t[i]=o[i]}return t}function e(t,i){var e=Array.prototype.slice;if(t.bind)return t.bind.apply(t,e.call(arguments,1));var n=e.call(arguments,2);return function(){return t.apply(i,n.length?n.concat(e.call(arguments)):arguments)}}function n(t){return t._leaflet_id=t._leaflet_id||++di,t._leaflet_id}function o(t,i,e){var n,o,s,r;return r=function(){n=!1,o&&(s.apply(e,o),o=!1)},s=function(){n?o=arguments:(t.apply(e,arguments),setTimeout(r,i),n=!0)}}function s(t,i,e){var n=i[1],o=i[0],s=n-o;return t===n&&e?t:((t-o)%s+s)%s+o}function r(){return!1}function a(t,i){var e=Math.pow(10,i||5);return Math.round(t*e)/e}function h(t){return t.trim?t.trim():t.replace(/^\s+|\s+$/g,"")}function u(t){return h(t).split(/\s+/)}function l(t,i){t.hasOwnProperty("options")||(t.options=t.options?_i(t.options):{});for(var e in i)t.options[e]=i[e];return t.options}function c(t,i,e){var n=[];for(var o in t)n.push(encodeURIComponent(e?o.toUpperCase():o)+"="+encodeURIComponent(t[o]));return(i&&i.indexOf("?")!==-1?"&":"?")+n.join("&")}function _(t,i){return t.replace(pi,function(t,e){var n=i[e];if(void 0===n)throw new Error("No value provided for variable "+t);return"function"==typeof n&&(n=n(i)),n})}function d(t,i){for(var e=0;e<t.length;e++)if(t[e]===i)return e;return-1}function p(t){return window["webkit"+t]||window["moz"+t]||window["ms"+t]}function m(t){var i=+new Date,e=Math.max(0,16-(i-gi));return gi=i+e,window.setTimeout(t,e)}function f(t,i,n){return n&&vi===m?void t.call(i):vi.call(window,e(t,i))}function g(t){t&&yi.call(window,t)}function v(){}function y(t){if(L&&L.Mixin){t=mi(t)?t:[t];for(var i=0;i<t.length;i++)t[i]===L.Mixin.Events&&console.warn("Deprecated include of L.Mixin.Events: this property will be removed in future releases, please inherit from L.Evented instead.",(new Error).stack)}}function x(t,i,e){this.x=e?Math.round(t):t,this.y=e?Math.round(i):i}function w(t,i,e){return t instanceof x?t:mi(t)?new x(t[0],t[1]):void 0===t||null===t?t:"object"==typeof t&&"x"in t&&"y"in t?new x(t.x,t.y):new x(t,i,e)}function P(t,i){if(t)for(var e=i?[t,i]:t,n=0,o=e.length;n<o;n++)this.extend(e[n])}function b(t,i){return!t||t instanceof P?t:new P(t,i)}function T(t,i){if(t)for(var e=i?[t,i]:t,n=0,o=e.length;n<o;n++)this.extend(e[n])}function z(t,i){return t instanceof T?t:new T(t,i)}function M(t,i,e){if(isNaN(t)||isNaN(i))throw new Error("Invalid LatLng object: ("+t+", "+i+")");this.lat=+t,this.lng=+i,void 0!==e&&(this.alt=+e)}function C(t,i,e){return t instanceof M?t:mi(t)&&"object"!=typeof t[0]?3===t.length?new M(t[0],t[1],t[2]):2===t.length?new M(t[0],t[1]):null:void 0===t||null===t?t:"object"==typeof t&&"lat"in t?new M(t.lat,"lng"in t?t.lng:t.lon,t.alt):void 0===i?null:new M(t,i,e)}function Z(t,i,e,n){return mi(t)?(this._a=t[0],this._b=t[1],this._c=t[2],void(this._d=t[3])):(this._a=t,this._b=i,this._c=e,void(this._d=n))}function E(t,i,e,n){return new Z(t,i,e,n)}function S(t){return document.createElementNS("http://www.w3.org/2000/svg",t)}function k(t,i){var e,n,o,s,r,a,h="";for(e=0,o=t.length;e<o;e++){for(r=t[e],n=0,s=r.length;n<s;n++)a=r[n],h+=(n?"L":"M")+a.x+" "+a.y;h+=i?re?"z":"x":""}return h||"M0 0"}function B(t){return navigator.userAgent.toLowerCase().indexOf(t)>=0}function I(t,i,e,n){return"touchstart"===i?O(t,e,n):"touchmove"===i?W(t,e,n):"touchend"===i&&H(t,e,n),this}function A(t,i,e){var n=t["_leaflet_"+i+e];return"touchstart"===i?t.removeEventListener(ue,n,!1):"touchmove"===i?t.removeEventListener(le,n,!1):"touchend"===i&&(t.removeEventListener(ce,n,!1),t.removeEventListener(_e,n,!1)),this}function O(t,i,n){var o=e(function(t){if("mouse"!==t.pointerType&&t.pointerType!==t.MSPOINTER_TYPE_MOUSE&&t.pointerType!==t.MSPOINTER_TYPE_MOUSE){if(!(de.indexOf(t.target.tagName)<0))return;$(t)}j(t,i)});t["_leaflet_touchstart"+n]=o,t.addEventListener(ue,o,!1),me||(document.documentElem
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i.animate!==!1){pt(this._mapPane,"leaflet-pan-anim");var e=this._getMapPanePos().subtract(t).round();this._panAnim.run(this._mapPane,e,i.duration||.25,i.easeLinearity)}else this._rawPanBy(t),this.fire("move").fire("moveend");return this},flyTo:function(t,i,e){function n(t){var i=t?-1:1,e=t?g:m,n=g*g-m*m+i*x*x*v*v,o=2*e*x*v,s=n/o,r=Math.sqrt(s*s+1)-s,a=r<1e-9?-18:Math.log(r);return a}function o(t){return(Math.exp(t)-Math.exp(-t))/2}function s(t){return(Math.exp(t)+Math.exp(-t))/2}function r(t){return o(t)/s(t)}function a(t){return m*(s(w)/s(w+y*t))}function h(t){return m*(s(w)*r(w+y*t)-o(w))/x}function u(t){return 1-Math.pow(1-t,1.5)}function l(){var e=(Date.now()-L)/b,n=u(e)*P;e<=1?(this._flyToFrame=f(l,this),this._move(this.unproject(c.add(_.subtract(c).multiplyBy(h(n)/v)),p),this.getScaleZoom(m/a(n),p),{flyTo:!0})):this._move(t,i)._moveEnd(!0)}if(e=e||{},e.animate===!1||!Yi)return this.setView(t,i,e);this._stop();var c=this.project(this.getCenter()),_=this.project(t),d=this.getSize(),p=this._zoom;t=C(t),i=void 0===i?p:i;var m=Math.max(d.x,d.y),g=m*this.getZoomScale(p,i),v=_.distanceTo(c)||1,y=1.42,x=y*y,w=n(0),L=Date.now(),P=(n(1)-w)/y,b=e.duration?1e3*e.duration:1e3*P*.8;return this._moveStart(!0),l.call(this),this},flyToBounds:function(t,i){var e=this._getBoundsCenterZoom(t,i);return this.flyTo(e.center,e.zoom,i)},setMaxBounds:function(t){return t=z(t),t.isValid()?(this.options.maxBounds&&this.off("moveend",this._panInsideMaxBounds),this.options.maxBounds=t,this._loaded&&this._panInsideMaxBounds(),this.on("moveend",this._panInsideMaxBounds)):(this.options.maxBounds=null,this.off("moveend",this._panInsideMaxBounds))},setMinZoom:function(t){return this.options.minZoom=t,this._loaded&&this.getZoom()<this.options.minZoom?this.setZoom(t):this},setMaxZoom:function(t){return this.options.maxZoom=t,this._loaded&&this.getZoom()>this.options.maxZoom?this.setZoom(t):this},panInsideBounds:function(t,i){this._enforcingBounds=!0;var e=this.getCenter(),n=this._limitCenter(e,this._zoom,z(t));return e.equals(n)||this.panTo(n,i),this._enforcingBounds=!1,this},invalidateSize:function(t){if(!this._loaded)return this;t=i({animate:!1,pan:!0},t===!0?{animate:!0}:t);var n=this.getSize();this._sizeChanged=!0,this._lastCenter=null;var o=this.getSize(),s=n.divideBy(2).round(),r=o.divideBy(2).round(),a=s.subtract(r);return a.x||a.y?(t.animate&&t.pan?this.panBy(a):(t.pan&&this._rawPanBy(a),this.fire("move"),t.debounceMoveend?(clearTimeout(this._sizeTimer),this._sizeTimer=setTimeout(e(this.fire,this,"moveend"),200)):this.fire("moveend")),this.fire("resize",{oldSize:n,newSize:o})):this},stop:function(){return this.setZoom(this._limitZoom(this._zoom)),this.options.zoomSnap||this.fire("viewreset"),this._stop()},locate:function(t){if(t=this._locateOptions=i({timeout:1e4,watch:!1},t),!("geolocation"in navigator))return this._handleGeolocationError({code:0,message:"Geolocation not supported."}),this;var n=e(this._handleGeolocationResponse,this),o=e(this._handleGeolocationError,this);return t.watch?this._locationWatchId=navigator.geolocation.watchPosition(n,o,t):navigator.geolocation.getCurrentPosition(n,o,t),this},stopLocate:function(){return navigator.geolocation&&navigator.geolocation.clearWatch&&navigator.geolocation.clearWatch(this._locationWatchId),this._locateOptions&&(this._locateOptions.setView=!1),this},_handleGeolocationError:function(t){var i=t.code,e=t.message||(1===i?"permission denied":2===i?"position unavailable":"timeout");this._locateOptions.setView&&!this._loaded&&this.fitWorld(),this.fire("locationerror",{code:i,message:"Geolocation error: "+e+"."})},_handleGeolocationResponse:function(t){var i=t.coords.latitude,e=t.coords.longitude,n=new M(i,e),o=n.toBounds(t.coords.accuracy),s=this._locateOptions;if(s.setView){var r=this.getBoundsZoom(o);this.setView(n,s.maxZoom?Math.min(r,s.maxZoom):r)}var a={latlng:n,bounds:o,timestamp:t.timestamp};for(var h in t.coords)"number"==typeof t.coords[h]&&(a[h]=t.coords[h]);this.fire("locationfound",a)},addHandler:function(t,i){if(!i)return this;var e=this[t]=new i(this);return this._handlers.push(e),
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return this._map._targets[n(t)]=this,this},removeInteractiveTarget:function(t){return delete this._map._targets[n(t)],this},getAttribution:function(){return this.options.attribution},_layerAdd:function(t){var i=t.target;if(i.hasLayer(this)){if(this._map=i,this._zoomAnimated=i._zoomAnimated,this.getEvents){var e=this.getEvents();i.on(e,this),this.once("remove",function(){i.off(e,this)},this)}this.onAdd(i),this.getAttribution&&i.attributionControl&&i.attributionControl.addAttribution(this.getAttribution()),this.fire("add"),i.fire("layeradd",{layer:this})}}});ke.include({addLayer:function(t){var i=n(t);return this._layers[i]?this:(this._layers[i]=t,t._mapToAdd=this,t.beforeAdd&&t.beforeAdd(this),this.whenReady(t._layerAdd,t),this)},removeLayer:function(t){var i=n(t);return this._layers[i]?(this._loaded&&t.onRemove(this),t.getAttribution&&this.attributionControl&&this.attributionControl.removeAttribution(t.getAttribution()),delete this._layers[i],this._loaded&&(this.fire("layerremove",{layer:t}),t.fire("remove")),t._map=t._mapToAdd=null,this):this},hasLayer:function(t){return!!t&&n(t)in this._layers},eachLayer:function(t,i){for(var e in this._layers)t.call(i,this._layers[e]);return this},_addLayers:function(t){t=t?mi(t)?t:[t]:[];for(var i=0,e=t.length;i<e;i++)this.addLayer(t[i])},_addZoomLimit:function(t){!isNaN(t.options.maxZoom)&&isNaN(t.options.minZoom)||(this._zoomBoundLayers[n(t)]=t,this._updateZoomLevels())},_removeZoomLimit:function(t){var i=n(t);this._zoomBoundLayers[i]&&(delete this._zoomBoundLayers[i],this._updateZoomLevels())},_updateZoomLevels:function(){var t=1/0,i=-(1/0),e=this._getZoomSpan();for(var n in this._zoomBoundLayers){var o=this._zoomBoundLayers[n].options;t=void 0===o.minZoom?t:Math.min(t,o.minZoom),i=void 0===o.maxZoom?i:Math.max(i,o.maxZoom)}this._layersMaxZoom=i===-(1/0)?void 0:i,this._layersMinZoom=t===1/0?void 0:t,e!==this._getZoomSpan()&&this.fire("zoomlevelschange"),void 0===this.options.maxZoom&&this._layersMaxZoom&&this.getZoom()>this._layersMaxZoom&&this.setZoom(this._layersMaxZoom),void 0===this.options.minZoom&&this._layersMinZoom&&this.getZoom()<this._layersMinZoom&&this.setZoom(this._layersMinZoom)}});var an=rn.extend({initialize:function(t){this._layers={};var i,e;if(t)for(i=0,e=t.length;i<e;i++)this.addLayer(t[i])},addLayer:function(t){var i=this.getLayerId(t);return this._layers[i]=t,this._map&&this._map.addLayer(t),this},removeLayer:function(t){var i=t in this._layers?t:this.getLayerId(t);return this._map&&this._layers[i]&&this._map.removeLayer(this._layers[i]),delete this._layers[i],this},hasLayer:function(t){return!!t&&(t in this._layers||this.getLayerId(t)in this._layers)},clearLayers:function(){for(var t in this._layers)this.removeLayer(this._layers[t]);return this},invoke:function(t){var i,e,n=Array.prototype.slice.call(arguments,1);for(i in this._layers)e=this._layers[i],e[t]&&e[t].apply(e,n);return this},onAdd:function(t){for(var i in this._layers)t.addLayer(this._layers[i])},onRemove:function(t){for(var i in this._layers)t.removeLayer(this._layers[i])},eachLayer:function(t,i){for(var e in this._layers)t.call(i,this._layers[e]);return this},getLayer:function(t){return this._layers[t]},getLayers:function(){var t=[];for(var i in this._layers)t.push(this._layers[i]);return t},setZIndex:function(t){return this.invoke("setZIndex",t)},getLayerId:function(t){return n(t)}}),hn=function(t){return new an(t)},un=an.extend({addLayer:function(t){return this.hasLayer(t)?this:(t.addEventParent(this),an.prototype.addLayer.call(this,t),this.fire("layeradd",{layer:t}))},removeLayer:function(t){return this.hasLayer(t)?(t in this._layers&&(t=this._layers[t]),t.removeEventParent(this),an.prototype.removeLayer.call(this,t),this.fire("layerremove",{layer:t})):this},setStyle:function(t){return this.invoke("setStyle",t)},bringToFront:function(){return this.invoke("bringToFront")},bringToBack:function(){return this.invoke("bringToBack")},getBounds:function(){var t=new T;for(var i in this._layers){var e=this._layers[i];t.extend(e.getBounds?e.getBounds():e.getLatLng())}return t}}),ln=function(t){return
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if(t||!this._tooltipHandlersAdded){var i=t?"off":"on",e={remove:this.closeTooltip,move:this._moveTooltip};this._tooltip.options.permanent?e.add=this._openTooltip:(e.mouseover=this._openTooltip,e.mouseout=this.closeTooltip,this._tooltip.options.sticky&&(e.mousemove=this._moveTooltip),ie&&(e.click=this._openTooltip)),this[i](e),this._tooltipHandlersAdded=!t}},openTooltip:function(t,i){if(t instanceof rn||(i=t,t=this),t instanceof un)for(var e in this._layers){t=this._layers[e];break}return i||(i=t.getCenter?t.getCenter():t.getLatLng()),this._tooltip&&this._map&&(this._tooltip._source=t,this._tooltip.update(),this._map.openTooltip(this._tooltip,i),this._tooltip.options.interactive&&this._tooltip._container&&(pt(this._tooltip._container,"leaflet-clickable"),this.addInteractiveTarget(this._tooltip._container))),this},closeTooltip:function(){return this._tooltip&&(this._tooltip._close(),this._tooltip.options.interactive&&this._tooltip._container&&(mt(this._tooltip._container,"leaflet-clickable"),this.removeInteractiveTarget(this._tooltip._container))),this},toggleTooltip:function(t){return this._tooltip&&(this._tooltip._map?this.closeTooltip():this.openTooltip(t)),this},isTooltipOpen:function(){return this._tooltip.isOpen()},setTooltipContent:function(t){return this._tooltip&&this._tooltip.setContent(t),this},getTooltip:function(){return this._tooltip},_openTooltip:function(t){var i=t.layer||t.target;this._tooltip&&this._map&&this.openTooltip(i,this._tooltip.options.sticky?t.latlng:void 0)},_moveTooltip:function(t){var i,e,n=t.latlng;this._tooltip.options.sticky&&t.originalEvent&&(i=this._map.mouseEventToContainerPoint(t.originalEvent),e=this._map.containerPointToLayerPoint(i),n=this._map.layerPointToLatLng(e)),this._tooltip.setLatLng(n)}});var Sn=cn.extend({options:{iconSize:[12,12],html:!1,bgPos:null,className:"leaflet-div-icon"},createIcon:function(t){var i=t&&"DIV"===t.tagName?t:document.createElement("div"),e=this.options;if(i.innerHTML=e.html!==!1?e.html:"",e.bgPos){var n=w(e.bgPos);i.style.backgroundPosition=-n.x+"px "+-n.y+"px"}return this._setIconStyles(i,"icon"),i},createShadow:function(){return null}});cn.Default=_n;var kn=rn.extend({options:{tileSize:256,opacity:1,updateWhenIdle:Xi,updateWhenZooming:!0,updateInterval:200,zIndex:1,bounds:null,minZoom:0,maxZoom:void 0,maxNativeZoom:void 0,minNativeZoom:void 0,noWrap:!1,pane:"tilePane",className:"",keepBuffer:2},initialize:function(t){l(this,t)},onAdd:function(){this._initContainer(),this._levels={},this._tiles={},this._resetView(),this._update()},beforeAdd:function(t){t._addZoomLimit(this)},onRemove:function(t){this._removeAllTiles(),ut(this._container),t._removeZoomLimit(this),this._container=null,this._tileZoom=null},bringToFront:function(){return this._map&&(ct(this._container),this._setAutoZIndex(Math.max)),this},bringToBack:function(){return this._map&&(_t(this._container),this._setAutoZIndex(Math.min)),this},getContainer:function(){return this._container},setOpacity:function(t){return this.options.opacity=t,this._updateOpacity(),this},setZIndex:function(t){return this.options.zIndex=t,this._updateZIndex(),this},isLoading:function(){return this._loading},redraw:function(){return this._map&&(this._removeAllTiles(),this._update()),this},getEvents:function(){var t={viewprereset:this._invalidateAll,viewreset:this._resetView,zoom:this._resetView,moveend:this._onMoveEnd};return this.options.updateWhenIdle||(this._onMove||(this._onMove=o(this._onMoveEnd,this.options.updateInterval,this)),t.move=this._onMove),this._zoomAnimated&&(t.zoomanim=this._animateZoom),t},createTile:function(){return document.createElement("div")},getTileSize:function(){var t=this.options.tileSize;return t instanceof x?t:new x(t,t)},_updateZIndex:function(){this._container&&void 0!==this.options.zIndex&&null!==this.options.zIndex&&(this._container.style.zIndex=this.options.zIndex)},_setAutoZIndex:function(t){for(var i,e=this.getPane().children,n=-t(-(1/0),1/0),o=0,s=e.length;o<s;o++)i=e[o].style.zIndex,e[o]!==this._container&&i&&(n=t(n,+i));isFinite(n)&&(this.options.zIndex=n+t(-1,1),this._updat
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this._draggable._absPos=this._draggable._newPos.clone(),this._draggable._newPos.x=r},_onDragEnd:function(t){var i=this._map,e=i.options,n=!e.inertia||this._times.length<2;if(i.fire("dragend",t),n)i.fire("moveend");else{var o=this._lastPos.subtract(this._positions[0]),s=(this._lastTime-this._times[0])/1e3,r=e.easeLinearity,a=o.multiplyBy(r/s),h=a.distanceTo([0,0]),u=Math.min(e.inertiaMaxSpeed,h),l=a.multiplyBy(u/h),c=u/(e.inertiaDeceleration*r),_=l.multiplyBy(-c/2).round();_.x||_.y?(_=i._limitOffset(_,i.options.maxBounds),f(function(){i.panBy(_,{duration:c,easeLinearity:r,noMoveStart:!0,animate:!0})})):i.fire("moveend")}}});ke.addInitHook("addHandler","dragging",Un),ke.mergeOptions({keyboard:!0,keyboardPanDelta:80});var Vn=Ue.extend({keyCodes:{left:[37],right:[39],down:[40],up:[38],zoomIn:[187,107,61,171],zoomOut:[189,109,54,173]},initialize:function(t){this._map=t,this._setPanDelta(t.options.keyboardPanDelta),this._setZoomDelta(t.options.zoomDelta)},addHooks:function(){var t=this._map._container;t.tabIndex<=0&&(t.tabIndex="0"),V(t,{focus:this._onFocus,blur:this._onBlur,mousedown:this._onMouseDown},this),this._map.on({focus:this._addHooks,blur:this._removeHooks},this)},removeHooks:function(){this._removeHooks(),G(this._map._container,{focus:this._onFocus,blur:this._onBlur,mousedown:this._onMouseDown},this),this._map.off({focus:this._addHooks,blur:this._removeHooks},this)},_onMouseDown:function(){if(!this._focused){var t=document.body,i=document.documentElement,e=t.scrollTop||i.scrollTop,n=t.scrollLeft||i.scrollLeft;this._map._container.focus(),window.scrollTo(n,e)}},_onFocus:function(){this._focused=!0,this._map.fire("focus")},_onBlur:function(){this._focused=!1,this._map.fire("blur")},_setPanDelta:function(t){var i,e,n=this._panKeys={},o=this.keyCodes;for(i=0,e=o.left.length;i<e;i++)n[o.left[i]]=[-1*t,0];for(i=0,e=o.right.length;i<e;i++)n[o.right[i]]=[t,0];for(i=0,e=o.down.length;i<e;i++)n[o.down[i]]=[0,t];for(i=0,e=o.up.length;i<e;i++)n[o.up[i]]=[0,-1*t]},_setZoomDelta:function(t){var i,e,n=this._zoomKeys={},o=this.keyCodes;for(i=0,e=o.zoomIn.length;i<e;i++)n[o.zoomIn[i]]=t;for(i=0,e=o.zoomOut.length;i<e;i++)n[o.zoomOut[i]]=-t},_addHooks:function(){V(document,"keydown",this._onKeyDown,this)},_removeHooks:function(){G(document,"keydown",this._onKeyDown,this)},_onKeyDown:function(t){if(!(t.altKey||t.ctrlKey||t.metaKey)){var i,e=t.keyCode,n=this._map;if(e in this._panKeys){if(n._panAnim&&n._panAnim._inProgress)return;i=this._panKeys[e],t.shiftKey&&(i=w(i).multiplyBy(3)),n.panBy(i),n.options.maxBounds&&n.panInsideBounds(n.options.maxBounds)}else if(e in this._zoomKeys)n.setZoom(n.getZoom()+(t.shiftKey?3:1)*this._zoomKeys[e]);else{if(27!==e||!n._popup)return;n.closePopup()}Q(t)}}});ke.addInitHook("addHandler","keyboard",Vn),ke.mergeOptions({scrollWheelZoom:!0,wheelDebounceTime:40,wheelPxPerZoomLevel:60});var Gn=Ue.extend({addHooks:function(){V(this._map._container,"mousewheel",this._onWheelScroll,this),this._delta=0},removeHooks:function(){G(this._map._container,"mousewheel",this._onWheelScroll,this)},_onWheelScroll:function(t){var i=it(t),n=this._map.options.wheelDebounceTime;this._delta+=i,this._lastMousePos=this._map.mouseEventToContainerPoint(t),this._startTime||(this._startTime=+new Date);var o=Math.max(n-(+new Date-this._startTime),0);clearTimeout(this._timer),this._timer=setTimeout(e(this._performZoom,this),o),Q(t)},_performZoom:function(){var t=this._map,i=t.getZoom(),e=this._map.options.zoomSnap||0;t._stop();var n=this._delta/(4*this._map.options.wheelPxPerZoomLevel),o=4*Math.log(2/(1+Math.exp(-Math.abs(n))))/Math.LN2,s=e?Math.ceil(o/e)*e:o,r=t._limitZoom(i+(this._delta>0?s:-s))-i;this._delta=0,this._startTime=null,r&&("center"===t.options.scrollWheelZoom?t.setZoom(i+r):t.setZoomAround(this._lastMousePos,i+r))}});ke.addInitHook("addHandler","scrollWheelZoom",Gn),ke.mergeOptions({tap:!0,tapTolerance:15});var qn=Ue.extend({addHooks:function(){V(this._map._container,"touchstart",this._onDown,this)},removeHooks:function(){G(this._map._container,"touchstart",this._onDown,this)},_onDown:function(t){if(t.touches){if($(t),
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//# sourceMappingURL=leaflet.js.map
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