You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
27 lines
31 KiB
27 lines
31 KiB
/*! Esri-Leaflet - v0.0.1-beta.4 - 2014-03-09
|
|
* Copyright (c) 2014 Environmental Systems Research Institute, Inc.
|
|
* Apache License*/
|
|
L.esri={_callback:{}},L.esri.Support={CORS:!!(window.XMLHttpRequest&&"withCredentials"in new XMLHttpRequest)},L.esri.RequestHandlers={CORS:function(a,b,c,d){var e=new XMLHttpRequest;b.f="json",e.onreadystatechange=function(){var a;if(4===e.readyState){try{a=JSON.parse(e.responseText)}catch(b){a={error:"Could not parse response as JSON."}}d?c.call(d,a):c(a)}},e.open("GET",a+"?"+L.esri.Util.serialize(b),!0),e.send(null)},JSONP:function(a,b,c,d){var e="c"+(1e9*Math.random()).toString(36).replace(".","_");b.f="json",b.callback="L.esri._callback."+e;var f=L.DomUtil.create("script",null,document.body);f.type="text/javascript",f.src=a+"?"+L.esri.Util.serialize(b),f.id=e,L.esri._callback[e]=function(a){d?c.call(d,a):c(a),document.body.removeChild(f),delete L.esri._callback[e]}}},L.esri.get=L.esri.Support.CORS?L.esri.RequestHandlers.CORS:L.esri.RequestHandlers.JSONP,L.esri.Mixins={},L.esri.Mixins.featureGrid={_activeRequests:0,_initializeFeatureGrid:function(a){this._map=a,this._previousCells=[],this.center=this._map.getCenter(),this.origin=this._map.project(this.center),this._moveHandler=L.esri.Util.debounce(function(a){"zoomend"===a.type&&(this.origin=this._map.project(this.center),this._previousCells=[]),this._requestFeatures(a.target.getBounds())},this.options.debounce,this),a.on("zoomend resize move",this._moveHandler,this),this._requestFeatures(a.getBounds())},_destroyFeatureGrid:function(a){a.off("zoomend resize move",this._moveHandler,this)},_requestFeatures:function(a){var b=this._cellsWithin(a);b&&b.length>0&&this.fire("loading",{bounds:a});for(var c=0;c<b.length;c++)this._makeRequest(b[c],b,a)},_makeRequest:function(a,b,c){this._activeRequests++;var d={geometryType:"esriGeometryEnvelope",geometry:JSON.stringify(L.esri.Util.boundsToExtent(a.bounds)),outFields:this.options.fields.join(","),outSR:4326,inSR:4326,where:this.options.where};this.options.token&&(d.token=this.options.token),L.esri.get(this.url+"query",d,function(a){this._activeRequests--,this._activeRequests<=0&&this.fire("load",{bounds:c}),!a.error||499!==a.error.code&&498!==a.error.code?this._render(a):this._authenticating||(this._authenticating=!0,this.fire("authenticationrequired",{retry:L.Util.bind(function(a){this._authenticating=!1,this.options.token=a,this._previousCells=[],this._requestFeatures(this._map.getBounds())},this)}))},this)},_cellsWithin:function(a){var b=this._map.getSize(),c=this._map.project(this._map.getCenter());Math.min(this.options.cellSize/b.x,this.options.cellSize/b.y);for(var d=a.pad(.1),e=[],f=this._map.project(d.getNorthWest()),g=this._map.project(d.getSouthEast()),h=f.subtract(c).divideBy(this.options.cellSize),i=g.subtract(c).divideBy(this.options.cellSize),j=Math.round((this.origin.x-c.x)/this.options.cellSize),k=Math.round((this.origin.y-c.y)/this.options.cellSize),l=L.esri.Util.roundAwayFromZero(h.x)-j,m=L.esri.Util.roundAwayFromZero(i.x)-j,n=L.esri.Util.roundAwayFromZero(h.y)-k,o=L.esri.Util.roundAwayFromZero(i.y)-k,p=l;m>p;p++)for(var q=n;o>q;q++){var r="cell:"+p+":"+q,s=L.esri.Util.indexOf(this._previousCells,r)>=0;if(!s||!this.options.deduplicate){var t=this._cellExtent(p,q),u=t.getCenter(),v=u.distanceTo(t.getNorthWest()),w=u.distanceTo(this.center),x={row:p,col:q,id:r,center:u,bounds:t,distance:w,radius:v};e.push(x),this._previousCells.push(r)}}return e.sort(function(a,b){return a.distance-b.distance}),e},_cellExtent:function(a,b){var c=this._cellPoint(a,b),d=this._cellPoint(a+1,b+1),e=this._map.unproject(c),f=this._map.unproject(d);return L.latLngBounds(e,f)},_cellPoint:function(a,b){var c=this.origin.x+a*this.options.cellSize,d=this.origin.y+b*this.options.cellSize;return[c,d]}},L.esri.Mixins.identifiableLayer={identify:function(a,b,c){var d={sr:"4326",mapExtent:JSON.stringify(L.esri.Util.boundsToExtent(this._map.getBounds())),tolerance:5,geometryType:"esriGeometryPoint",imageDisplay:this._map._size.x+","+this._map._size.y+",96",geometry:JSON.stringify({x:a.lng,y:a.lat,spatialReference:{wkid:4326}})};this.options.layers&&(d.layers=this.options.layers);var e;"function"==typeof b&&"undefined"==typeof c?(c=b,e=d):"object"==typeof b&&(b.layerDefs&&(b.layerDefs=this.parseLayerDefs(b.layerDefs)),e=L.Util.extend(d,b)),L.esri.get(this.url+"/identify",e,c)},parseLayerDefs:function(a){return a instanceof Array?"":"object"==typeof a?JSON.stringify(a):a}},L.esri.Mixins.metadata={_getMetadata:function(){var a={};this.options.token&&(a.token=this.options.token),L.esri.get(this.url,a,function(a){if(!a.error||499!==a.error.code&&498!==a.error.code){var b=a.extent||a.initialExtent||a.fullExtent,c={metadata:a};b&&this._map&&(!this._map||102100!==b.spatialReference.wkid&&3857!==b.spatialReference.wkid?4326===b.spatialReference.wkid&&(c.bounds=L.esri.Util.extentToBounds(b)):c.bounds=L.esri.Util.mercatorExtentToBounds(b,this._map)),this.fire("metadata",c)}else this._authenticating||(this._authenticating=!0,this.fire("authenticationrequired",{retry:L.Util.bind(function(a){this.options.token=a,this._getMetadata(),this._update()},this)}))},this)}},function(L){function a(a){var b={};for(var c in a)a.hasOwnProperty(c)&&(b[c]=a[c]);return b}function b(a){var b,c=0,d=0,e=a.length,f=a[d];for(d;e-1>d;d++)b=a[d+1],c+=(b[0]-f[0])*(b[1]+f[1]),f=b;return c>=0}function c(a,b,c,d){var e=(d[0]-c[0])*(a[1]-c[1])-(d[1]-c[1])*(a[0]-c[0]),f=(b[0]-a[0])*(a[1]-c[1])-(b[1]-a[1])*(a[0]-c[0]),g=(d[1]-c[1])*(b[0]-a[0])-(d[0]-c[0])*(b[1]-a[1]);if(0!==g){var h=e/g,i=f/g;if(h>=0&&1>=h&&i>=0&&1>=i)return!0}return!1}function d(a,b){for(var d=0;d<a.length-1;d++)for(var e=0;e<b.length-1;e++)if(c(a[d],a[d+1],b[e],b[e+1]))return!0;return!1}function e(a,b){for(var c=!1,d=-1,e=a.length,f=e-1;++d<e;f=d)(a[d][1]<=b[1]&&b[1]<a[f][1]||a[f][1]<=b[1]&&b[1]<a[d][1])&&b[0]<(a[f][0]-a[d][0])*(b[1]-a[d][1])/(a[f][1]-a[d][1])+a[d][0]&&(c=!c);return c}function f(a,b){var c=d(a,b),f=e(a,b[0]);return!c&&f?!0:!1}function g(a){for(var c=[],d=[],e=0;e<a.length;e++){var g=a[e].slice(0);if(b(g)){var h=[g];c.push(h)}else d.push(g)}for(;d.length;){for(var i=d.pop(),j=!1,k=c.length-1;k>=0;k--){var l=c[k][0];if(f(l,i)){c[k].push(i),j=!0;break}}j||c.push([i.reverse()])}return 1===c.length?{type:"Polygon",coordinates:c[0]}:{type:"MultiPolygon",coordinates:c}}function h(a){for(var b=null,c=null,d=null,e=null,f=0;f<a.length;f++){var g=a[f],h=g[0],i=g[1];null===b?b=h:b>h&&(b=h),null===c?c=h:h>c&&(c=h),null===d?d=i:d>i&&(d=i),null===e?e=i:i>e&&(e=i)}return[b,d,c,e]}function i(a){for(var b=null,c=null,d=null,e=null,f=0;f<a.length;f++)for(var g=a[f],h=0;h<g.length;h++){var i=g[h],j=i[0],k=i[1];null===b?b=j:b>j&&(b=j),null===c?c=j:j>c&&(c=j),null===d?d=k:d>k&&(d=k),null===e?e=k:k>e&&(e=k)}return[b,d,c,e]}function j(a){for(var b=null,c=null,d=null,e=null,f=0;f<a.length;f++)for(var g=a[f],h=0;h<g.length;h++)for(var i=g[h],j=0;j<i.length;j++){var k=i[j],l=k[0],m=k[1];null===b?b=l:b>l&&(b=l),null===c?c=l:l>c&&(c=l),null===d?d=m:d>m&&(d=m),null===e?e=m:m>e&&(e=m)}return[b,d,c,e]}function k(a){var c=[],d=a.slice(0),e=d.shift().slice(0);b(e)||e.reverse(),c.push(e);for(var f=0;f<d.length;f++){var g=d[f].slice(0);b(g)&&g.reverse(),c.push(g)}return c}function l(a){for(var b=[],c=0;c<a.length;c++)for(var d=k(a[c]),e=d.length-1;e>=0;e--){var f=d[e].slice(0);b.push(f)}return b}L.esri.Util={debounce:function(a,b){var c=null;return function(){var d=this||d,e=arguments;clearTimeout(c),c=setTimeout(function(){a.apply(d,e)},b)}},roundAwayFromZero:function(a){return a>0?Math.ceil(a):Math.floor(a)},trim:function(a){return a.replace(/^\s\s*/,"").replace(/\s\s*$/,"")},cleanUrl:function(a){return a=L.esri.Util.trim(a),"/"!==a[a.length-1]&&(a+="/"),a},serialize:function(a){var b="";for(var c in a)if(a.hasOwnProperty(c)){var d=c,e=a[c];b+=encodeURIComponent(d),b+="=",b+=encodeURIComponent(e),b+="&"}return b.substring(0,b.length-1)},indexOf:function(a,b,c){if(c=c||0,a.indexOf)return a.indexOf(b,c);for(var d=c,e=a.length;e>d;d++)if(a[d]===b)return d;return-1},extentToBounds:function(a){var b=new L.LatLng(a.ymin,a.xmin),c=new L.LatLng(a.ymax,a.xmax);return new L.LatLngBounds(b,c)},mercatorExtentToBounds:function(a,b){var c=b.unproject(L.point([a.ymin,a.xmin])),d=b.unproject(L.point([a.ymax,a.xmax]));return new L.LatLngBounds(c,d)},boundsToExtent:function(a){return{xmin:a.getSouthWest().lng,ymin:a.getSouthWest().lat,xmax:a.getNorthEast().lng,ymax:a.getNorthEast().lat,spatialReference:{wkid:4326}}},boundsToEnvelope:function(a){var b=L.esri.Util.boundsToExtent(a);return{x:b.xmin,y:b.ymin,w:Math.abs(b.xmin-b.xmax),h:Math.abs(b.ymin-b.ymax)}},arcgisToGeojson:function(b,c){var d={};return c=c||{},c.idAttribute=c.idAttribute||void 0,b.x&&b.y&&(d.type="Point",d.coordinates=[b.x,b.y]),b.points&&(d.type="MultiPoint",d.coordinates=b.points.slice(0)),b.paths&&(1===b.paths.length?(d.type="LineString",d.coordinates=b.paths[0].slice(0)):(d.type="MultiLineString",d.coordinates=b.paths.slice(0))),b.rings&&(d=g(b.rings.slice(0))),(b.geometry||b.attributes)&&(d.type="Feature",d.geometry=b.geometry?L.esri.Util.arcgisToGeojson(b.geometry):null,d.properties=b.attributes?a(b.attributes):null,b.attributes&&(d.id=b.attributes[c.idAttribute]||b.attributes.OBJECTID||b.attributes.FID)),d},geojsonToArcGIS:function(a,b){var c,d=b&&b.idAttribute?b.idAttribute:"OBJECTID",e=b&&b.sr?{wkid:b.sr}:{wkid:4326},f={};switch(a.type){case"Point":f.x=a.coordinates[0],f.y=a.coordinates[1],f.spatialReference=e;break;case"MultiPoint":f.points=a.coordinates.slice(0),f.spatialReference=e;break;case"LineString":f.paths=[a.coordinates.slice(0)],f.spatialReference=e;break;case"MultiLineString":f.paths=a.coordinates.slice(0),f.spatialReference=e;break;case"Polygon":f.rings=k(a.coordinates.slice(0)),f.spatialReference=e;break;case"MultiPolygon":f.rings=l(a.coordinates.slice(0)),f.spatialReference=e;break;case"Feature":a.geometry&&(f.geometry=L.esri.Util.geojsonToArcGIS(a.geometry,b)),f.attributes=a.properties?L.esri.Util.clone(a.properties):{},f.attributes[d]=a.id;break;case"FeatureCollection":for(f=[],c=0;c<a.features.length;c++)f.push(L.esri.Util.geojsonToArcGIS(a.features[c],b));break;case"GeometryCollection":for(f=[],c=0;c<a.geometries.length;c++)f.push(L.esri.Util.geojsonToArcGIS(a.geometries[c],b))}return f},geojsonBounds:function(a){if(a.type)switch(a.type){case"Point":return[a.coordinates[0],a.coordinates[1],a.coordinates[0],a.coordinates[1]];case"MultiPoint":return h(a.coordinates);case"LineString":return h(a.coordinates);case"MultiLineString":return i(a.coordinates);case"Polygon":return i(a.coordinates);case"MultiPolygon":return j(a.coordinates);case"Feature":return a.geometry?L.esri.Util.geojsonBounds(a.geometry):null;default:throw new Error("Unknown type: "+a.type)}return null}}}(L),function(L){"use strict";function a(b,c){return this instanceof a?(this._maxEntries=Math.max(4,b||9),this._minEntries=Math.max(2,Math.ceil(.4*this._maxEntries)),c&&this._initFormat(c),this.clear(),void 0):new a(b,c)}a.prototype={all:function(){return this._all(this.data,[])},search:function(a){var b=this.data,c=[];if(!this._intersects(a,b.bbox))return c;for(var d,e,f,g,h=[];b;){for(d=0,e=b.children.length;e>d;d++)f=b.children[d],g=b.leaf?this.toBBox(f):f.bbox,this._intersects(a,g)&&(b.leaf?c.push(f):this._contains(a,g)?this._all(f,c):h.push(f));b=h.pop()}return c},load:function(a){if(!a||!a.length)return this;if(a.length<this._minEntries){for(var b=0,c=a.length;c>b;b++)this.insert(a[b]);return this}var d=this._build(a.slice(),0);if(this.data.children.length)if(this.data.height===d.height)this._splitRoot(this.data,d);else{if(this.data.height<d.height){var e=this.data;this.data=d,d=e}this._insert(d,this.data.height-d.height-1,!0)}else this.data=d;return this},insert:function(a){return a&&this._insert(a,this.data.height-1),this},clear:function(){return this.data={children:[],leaf:!0,bbox:this._empty(),height:1},this},remove:function(a){if(!a)return this;for(var b,c,d,e,f=this.data,g=this.toBBox(a),h=[],i=[];f||h.length;){if(f||(f=h.pop(),c=h[h.length-1],b=i.pop(),e=!0),f.leaf&&(d=f.children.indexOf(a),-1!==d))return f.children.splice(d,1),h.push(f),this._condense(h),this;e||f.leaf||!this._intersects(g,f.bbox)?c?(b++,f=c.children[b],e=!1):f=null:(h.push(f),i.push(b),b=0,c=f,f=f.children[0])}return this},toBBox:function(a){return a},compareMinX:function(a,b){return a[0]-b[0]},compareMinY:function(a,b){return a[1]-b[1]},toJSON:function(){return this.data},fromJSON:function(a){return this.data=a,this},_all:function(a,b){for(var c=[];a;)a.leaf?b.push.apply(b,a.children):c.push.apply(c,a.children),a=c.pop();return b},_build:function(a,b,c){var d,e=a.length,f=this._maxEntries;if(f>=e)return d={children:a,leaf:!0,height:1},this._calcBBox(d),d;b||(c=Math.ceil(Math.log(e)/Math.log(f)),f=Math.ceil(e/Math.pow(f,c-1)),a.sort(this.compareMinX)),d={children:[],height:c};var g,h,i,j,k,l=Math.ceil(e/f)*Math.ceil(Math.sqrt(f)),m=Math.ceil(e/f),n=1===b%2?this.compareMinX:this.compareMinY;for(g=0;e>g;g+=l)for(i=a.slice(g,g+l).sort(n),h=0,j=i.length;j>h;h+=m)k=this._build(i.slice(h,h+m),b+1,c-1),d.children.push(k);return this._calcBBox(d),d},_chooseSubtree:function(a,b,c,d){for(var e,f,g,h,i,j,k,l;;){if(d.push(b),b.leaf||d.length-1===c)break;for(k=l=1/0,e=0,f=b.children.length;f>e;e++)g=b.children[e],i=this._area(g.bbox),j=this._enlargedArea(a,g.bbox)-i,l>j?(l=j,k=k>i?i:k,h=g):j===l&&k>i&&(k=i,h=g);b=h}return b},_insert:function(a,b,c,d){var e,f=c?a.bbox:this.toBBox(a),g=[],h=this._chooseSubtree(f,d||this.data,b,g);h.children.push(a),this._extend(h.bbox,f);do e=!1,g[b].children.length>this._maxEntries&&(this._split(g,b),e=!0,b--);while(b>=0&&e);this._adjustParentBBoxes(f,g,b)},_split:function(a,b){var c=a[b],d=c.children.length,e=this._minEntries;this._chooseSplitAxis(c,e,d);var f={children:c.children.splice(this._chooseSplitIndex(c,e,d)),height:c.height};c.leaf&&(f.leaf=!0),this._calcBBox(c),this._calcBBox(f),b?a[b-1].children.push(f):this._splitRoot(c,f)},_splitRoot:function(a,b){this.data={},this.data.children=[a,b],this.data.height=a.height+1,this._calcBBox(this.data)},_chooseSplitIndex:function(a,b,c){var d,e,f,g,h,i,j,k;for(i=j=1/0,d=b;c-b>=d;d++)e=this._distBBox(a,0,d),f=this._distBBox(a,d,c),g=this._intersectionArea(e,f),h=this._area(e)+this._area(f),i>g?(i=g,k=d,j=j>h?h:j):g===i&&j>h&&(j=h,k=d);return k},_chooseSplitAxis:function(a,b,c){var d=a.leaf?this.compareMinX:this._compareNodeMinX,e=a.leaf?this.compareMinY:this._compareNodeMinY,f=this._allDistMargin(a,b,c,d),g=this._allDistMargin(a,b,c,e);g>f&&a.children.sort(d)},_allDistMargin:function(a,b,c,d){a.children.sort(d);var e,f,g=this._distBBox(a,0,b),h=this._distBBox(a,c-b,c),i=this._margin(g)+this._margin(h);for(e=b;c-b>e;e++)f=a.children[e],this._extend(g,a.leaf?this.toBBox(f):f.bbox),i+=this._margin(g);for(e=c-b-1;e>=0;e--)f=a.children[e],this._extend(h,a.leaf?this.toBBox(f):f.bbox),i+=this._margin(h);return i},_distBBox:function(a,b,c){for(var d,e=this._empty(),f=b;c>f;f++)d=a.children[f],this._extend(e,a.leaf?this.toBBox(d):d.bbox);return e},_calcBBox:function(a){a.bbox=this._empty();for(var b,c=0,d=a.children.length;d>c;c++)b=a.children[c],this._extend(a.bbox,a.leaf?this.toBBox(b):b.bbox)},_adjustParentBBoxes:function(a,b,c){for(var d=c;d>=0;d--)this._extend(b[d].bbox,a)},_condense:function(a){for(var b,c=a.length-1;c>=0;c--)0===a[c].children.length?c>0?(b=a[c-1].children,b.splice(b.indexOf(a[c]),1)):this.clear():this._calcBBox(a[c])},_contains:function(a,b){return a[0]<=b[0]&&a[1]<=b[1]&&b[2]<=a[2]&&b[3]<=a[3]},_intersects:function(a,b){return b[0]<=a[2]&&b[1]<=a[3]&&b[2]>=a[0]&&b[3]>=a[1]},_extend:function(a,b){return a[0]=Math.min(a[0],b[0]),a[1]=Math.min(a[1],b[1]),a[2]=Math.max(a[2],b[2]),a[3]=Math.max(a[3],b[3]),a},_area:function(a){return(a[2]-a[0])*(a[3]-a[1])},_margin:function(a){return a[2]-a[0]+(a[3]-a[1])},_enlargedArea:function(a,b){return(Math.max(b[2],a[2])-Math.min(b[0],a[0]))*(Math.max(b[3],a[3])-Math.min(b[1],a[1]))},_intersectionArea:function(a,b){var c=Math.max(a[0],b[0]),d=Math.max(a[1],b[1]),e=Math.min(a[2],b[2]),f=Math.min(a[3],b[3]);return Math.max(0,e-c)*Math.max(0,f-d)},_empty:function(){return[1/0,1/0,-1/0,-1/0]},_compareNodeMinX:function(a,b){return a.bbox[0]-b.bbox[0]},_compareNodeMinY:function(a,b){return a.bbox[1]-b.bbox[1]},_initFormat:function(a){var b=["return a"," - b",";"];this.compareMinX=new Function("a","b",b.join(a[0])),this.compareMinY=new Function("a","b",b.join(a[1])),this.toBBox=new Function("a","return [a"+a.join(", a")+"];")}},L.esri._rbush=a}(L),function(L){var a="https:"!==window.location.protocol?"http:":"https:",b="line-height:9px; text-overflow:ellipsis; white-space:nowrap;overflow:hidden; display:inline-block;",c="position:absolute; top:-38px; right:2px;",d="<img src='https://serverapi.arcgisonline.com/jsapi/arcgis/3.5/js/esri/images/map/logo-med.png' alt='Powered by Esri' class='esri-attribution-logo' style='"+c+"'>",e=function(a){return"<span class='esri-attributions' style='"+b+"'>"+a+"</span>"};L.esri.BasemapLayer=L.TileLayer.extend({statics:{TILES:{Streets:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer/tile/{z}/{y}/{x}",attributionUrl:"https://static.arcgis.com/attribution/World_Street_Map",options:{minZoom:1,maxZoom:19,subdomains:["server","services"],attribution:e("Esri")+d}},Topographic:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer/tile/{z}/{y}/{x}",attributionUrl:"https://static.arcgis.com/attribution/World_Topo_Map",options:{minZoom:1,maxZoom:19,subdomains:["server","services"],attribution:e("Esri")+d}},Oceans:{urlTemplate:a+"//server.arcgisonline.com/ArcGIS/rest/services/Ocean_Basemap/MapServer/tile/{z}/{y}/{x}",attributionUrl:"https://static.arcgis.com/attribution/Ocean_Basemap",options:{minZoom:1,maxZoom:16,subdomains:["server","services"],attribution:e("Esri")+d}},NationalGeographic:{urlTemplate:"https://server.arcgisonline.com/ArcGIS/rest/services/NatGeo_World_Map/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:16,subdomains:["server","services"],attribution:e("Esri")+d}},DarkGray:{urlTemplate:a+"//tiles{s}.arcgis.com/tiles/P3ePLMYs2RVChkJx/arcgis/rest/services/World_Dark_Gray_Base_Beta/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:10,subdomains:[1,2],attribution:e("Esri, DeLorme, HERE")+d}},DarkGrayLabels:{urlTemplate:a+"//tiles{s}.arcgis.com/tiles/P3ePLMYs2RVChkJx/arcgis/rest/services/World_Dark_Gray_Reference_Beta/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:10,subdomains:[1,2]}},Gray:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/Canvas/World_Light_Gray_Base/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:16,subdomains:["server","services"],attribution:e("Esri, NAVTEQ, DeLorme")+d}},GrayLabels:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/Canvas/World_Light_Gray_Reference/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:16,subdomains:["server","services"]}},Imagery:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:19,subdomains:["server","services"],attribution:e("Esri, DigitalGlobe, GeoEye, i-cubed, USDA, USGS, AEX, Getmapping, Aerogrid, IGN, IGP, swisstopo, and the GIS User Community")+d}},ImageryLabels:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/Reference/World_Boundaries_and_Places/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:19,subdomains:["server","services"]}},ImageryTransportation:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/Reference/World_Transportation/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:19,subdomains:["server","services"]}},ShadedRelief:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/World_Shaded_Relief/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:13,subdomains:["server","services"],attribution:e("ESRI, NAVTEQ, DeLorme")+d}},ShadedReliefLabels:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/Reference/World_Boundaries_and_Places_Alternate/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:12,subdomains:["server","services"]}},Terrain:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/World_Terrain_Base/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:13,subdomains:["server","services"],attribution:e("Esri, USGS, NOAA")+d}},TerrainLabels:{urlTemplate:a+"//{s}.arcgisonline.com/ArcGIS/rest/services/Reference/World_Reference_Overlay/MapServer/tile/{z}/{y}/{x}",options:{minZoom:1,maxZoom:13,subdomains:["server","services"]}}}},initialize:function(a,b){var c;if("object"==typeof a&&a.urlTemplate&&a.options)c=a;else{if("string"!=typeof a||!L.esri.BasemapLayer.TILES[a])throw new Error("L.esri.BasemapLayer: Invalid parameter. Use one of 'Streets', 'Topographic', 'Oceans', 'NationalGeographic', 'Gray', 'GrayLabels', 'DarkGray', 'DarkGrayLabels', 'Imagery', 'ImageryLabels', 'ImageryTransportation', 'ShadedRelief' or 'ShadedReliefLabels'");c=L.esri.BasemapLayer.TILES[a]}var d=L.Util.extend(c.options,b);if(L.TileLayer.prototype.initialize.call(this,c.urlTemplate,L.Util.setOptions(this,d)),c.attributionUrl){var e=c.attributionUrl;this._dynamicAttribution=!0,this._getAttributionData(e)}},_dynamicAttribution:!1,bounds:null,zoom:null,onAdd:function(a){return!a.attributionControl&&console?(console.warn("L.esri.BasemapLayer requires attribution. Please set attributionControl to true on your map"),void 0):(L.TileLayer.prototype.onAdd.call(this,a),this._dynamicAttribution&&(this.on("load",this._handleTileUpdates,this),this._map.on("viewreset zoomend dragend",this._handleTileUpdates,this)),this._map.on("resize",this._resizeAttribution,this),void 0)},onRemove:function(a){this._dynamicAttribution&&(this.off("load",this._handleTileUpdates,this),this._map.off("viewreset zoomend dragend",this._handleTileUpdates,this)),this._map.off("resize",this._resizeAttribution,this),L.TileLayer.prototype.onRemove.call(this,a)},_handleTileUpdates:function(a){var b,c;"load"===a.type&&(b=this._map.getBounds(),c=this._map.getZoom()),("viewreset"===a.type||"dragend"===a.type||"zoomend"===a.type)&&(b=a.target.getBounds(),c=a.target.getZoom()),this.attributionBoundingBoxes&&b&&c&&(b.equals(this.bounds)&&c===this.zoom||(this.bounds=b,this.zoom=c,this._updateMapAttribution()))},_resizeAttribution:function(){var a=this._map.getSize().x;this._getAttributionLogo().style.display=600>a?"none":"block",this._getAttributionSpan().style.maxWidth=.75*a+"px"},_getAttributionData:function(a){this.attributionBoundingBoxes=[],L.esri.RequestHandlers.JSONP(a,{},this._processAttributionData,this)},_processAttributionData:function(a){for(var b=0;b<a.contributors.length;b++)for(var c=a.contributors[b],d=0;d<c.coverageAreas.length;d++){var e=c.coverageAreas[d],f=new L.LatLng(e.bbox[0],e.bbox[1]),g=new L.LatLng(e.bbox[2],e.bbox[3]);this.attributionBoundingBoxes.push({attribution:c.attribution,score:e.score,bounds:new L.LatLngBounds(f,g),minZoom:e.zoomMin,maxZoom:e.zoomMax})}this.attributionBoundingBoxes.sort(function(a,b){return a.score<b.score?-1:a.score>b.score?1:0}),this.bounds&&this._updateMapAttribution()},_getAttributionSpan:function(){return this._map._container.querySelectorAll(".esri-attributions")[0]},_getAttributionLogo:function(){return this._map._container.querySelectorAll(".esri-attribution-logo")[0]},_updateMapAttribution:function(){for(var a="",b=0;b<this.attributionBoundingBoxes.length;b++){var c=this.attributionBoundingBoxes[b];if(this.bounds.intersects(c.bounds)&&this.zoom>=c.minZoom&&this.zoom<=c.maxZoom){var d=this.attributionBoundingBoxes[b].attribution;-1===a.indexOf(d)&&(a.length>0&&(a+=", "),a+=d)}}this._getAttributionSpan().innerHTML=a,this._resizeAttribution()}}),L.esri.basemapLayer=function(a,b){return new L.esri.BasemapLayer(a,b)}}(L),function(L){function a(a,b){var c=b?"block":"none";if(a._icon&&(a._icon.style.display=c),a._shadow&&(a._shadow.style.display=c),a._layers)for(var d in a._layers)a._layers.hasOwnProperty(d)&&(a._layers[d]._container.style.display=c)}L.esri.FeatureLayer=L.GeoJSON.extend({includes:L.esri.Mixins.featureGrid,options:{cellSize:512,debounce:100,deduplicate:!0,where:"1=1",fields:["*"]},initialize:function(a,b){this.index=L.esri._rbush(),this.url=L.esri.Util.cleanUrl(a),L.Util.setOptions(this,b),L.Util.setOptions(this,b),this._getMetadata(),L.GeoJSON.prototype.initialize.call(this,[],b)},onAdd:function(a){this._updateHandler=L.esri.Util.debounce(this._update,this.options.debounce),L.LayerGroup.prototype.onAdd.call(this,a),a.on("zoomend resize moveend",this._updateHandler,this),this._initializeFeatureGrid(a)},onRemove:function(a){a.off("zoomend resize moveend",this._updateHandler,this),L.LayerGroup.prototype.onRemove.call(this,a),this._destroyFeatureGrid(a)},getLayerId:function(a){return a.feature.id},getWhere:function(){return this.options.where},setWhere:function(a){return this.options.where=a,this.refresh(),this},getFields:function(){return this.options.fields},setFields:function(a){return this.options.fields=a,this.refresh(),this},refresh:function(){this.clearLayers(),this._loaded=[],this._previousCells=[],this._requestFeatures(this._map.getBounds())},_update:function(b){L.esri.Util.boundsToEnvelope(b.target.getBounds());for(var c=this.index.search(b.target.getBounds().toBBoxString().split(",")),d=[],e=0;e<c.length;e++)d.push(c[e][4]);this.eachLayer(L.Util.bind(function(b){var c=b.feature.id;a(b,L.esri.Util.indexOf(d,c)>=0)},this))},_setObjectIdField:function(a){if(a.objectIdFieldName)this._objectIdField=a.objectIdFieldName;else for(var b=0;b<=a.fields.length-1;b++)if("esriFieldTypeOID"===a.fields[b].type){this._objectIdField=a.fields[b].name;break}},_render:function(a){if(a.features&&a.features.length&&!a.error){this._objectIdField||this._setObjectIdField(a);for(var b=[],c=a.features.length-1;c>=0;c--){var d=a.features[c],e=d.attributes[this._objectIdField];if(!this._layers[e]){var f=L.esri.Util.arcgisToGeojson(d,{idAttribute:this._objectIdField}),g=L.esri.Util.geojsonBounds(f);g.push(f.id),b.push(g),this.addData(f)}}this.index.load(b)}}}),L.esri.FeatureLayer.include(L.esri.Mixins.metadata),L.esri.featureLayer=function(a,b){return new L.esri.FeatureLayer(a,b)}}(L),L.esri.TiledMapLayer=L.TileLayer.extend({includes:L.esri.Mixins.identifiableLayer,initialize:function(a,b){b=b||{},this.url=L.esri.Util.cleanUrl(a),this.tileUrl=L.esri.Util.cleanUrl(a)+"tile/{z}/{y}/{x}",this.tileUrl.match("://tiles.arcgis.com")&&(this.tileUrl=this.tileUrl.replace("://tiles.arcgis.com","://tiles{s}.arcgis.com"),b.subdomains=["1","2","3","4"]),L.Util.setOptions(this,b),this._getMetadata(),L.TileLayer.prototype.initialize.call(this,this.tileUrl,b)}}),L.esri.TiledMapLayer.include(L.esri.Mixins.metadata),L.esri.tiledMapLayer=function(a,b){return new L.esri.TiledMapLayer(a,b)},/*!
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2013 Sanborn Map Company, Inc.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
L.esri.DynamicMapLayer=L.Class.extend({includes:L.esri.Mixins.identifiableLayer,options:{opacity:1,position:"front"},_defaultLayerParams:{format:"png24",transparent:!0,f:"image",bboxSR:3875,imageSR:3875,layers:"",layerDefs:""},initialize:function(a,b){this.url=L.esri.Util.cleanUrl(a),this._layerParams=L.Util.extend({},this._defaultLayerParams);for(var c in b)b.hasOwnProperty(c)&&this._defaultLayerParams.hasOwnProperty(c)&&(this._layerParams[c]=b[c]);this._parseLayers(),this._parseLayerDefs(),L.Util.setOptions(this,b),this._getMetadata(),this._layerParams.transparent||(this.options.opacity=1)},onAdd:function(a){if(this._map=a,this._moveHandler=L.esri.Util.debounce(this._update,150,this),a.on("moveend",this._moveHandler,this),a.options.crs&&a.options.crs.code){var b=a.options.crs.code.split(":")[1];this._layerParams.bboxSR=b,this._layerParams.imageSR=b}this._update()},onRemove:function(a){this._currentImage&&this._map.removeLayer(this._currentImage),a.off("moveend",this._moveHandler,this)},addTo:function(a){return a.addLayer(this),this},setOpacity:function(a){this.options.opacity=a,this._currentImage.setOpacity(a)},bringToFront:function(){return this.options.position="front",this._currentImage.bringToFront(),this},bringToBack:function(){return this.options.position="back",this._currentImage.bringToBack(),this},_parseLayers:function(){if("undefined"==typeof this._layerParams.layers)return delete this._layerParams.layerOption,void 0;var a=this._layerParams.layerOption||null,b=this._layerParams.layers||null,c="show",d=["show","hide","include","exclude"];if(delete this._layerParams.layerOption,a)-1!==d.indexOf(a)&&(c=a),this._layerParams.layers=c+":"+b;else if(b instanceof Array)this._layerParams.layers=c+":"+b.join(",");else if("string"==typeof b){var e=b.match(":");e&&(b=b.split(e[0]),Number(b[1].split(",")[0])&&(-1!==d.indexOf(b[0])&&(c=b[0]),b=b[1])),this._layerParams.layers=c+":"+b}},_parseLayerDefs:function(){if("undefined"!=typeof this._layerParams.layerDefs){var a=this._layerParams.layerDefs,b=[];if(a instanceof Array)for(var c=a.length,d=0;c>d;d++)a[d]&&b.push(d+":"+a[d]);else{if("object"!=typeof a)return delete this._layerParams.layerDefs,void 0;for(var e in a)a.hasOwnProperty(e)&&b.push(e+":"+a[e])}this._layerParams.layerDefs=b.join(";")}},_getImageUrl:function(){var a=this._map.getBounds(),b=this._map.getSize(),c=this._map.options.crs.project(a._northEast),d=this._map.options.crs.project(a._southWest);this._layerParams.bbox=[d.x,d.y,c.x,c.y].join(","),this._layerParams.size=b.x+","+b.y,this.options.token&&(this._layerParams.token=this.options.token);var e=this.url+"export"+L.Util.getParamString(this._layerParams);return e},_update:function(){if(!(this._animatingZoom||this._map._panTransition&&this._map._panTransition._inProgress)){var a=this._map.getZoom();if(!(a>this.options.maxZoom||a<this.options.minZoom)){var b=this._map.getBounds();b._southWest.wrap(),b._northEast.wrap();var c=new L.ImageOverlay(this._getImageUrl(),b,{opacity:0}).addTo(this._map);c.on("load",function(a){var c=a.target,d=this._currentImage;c._bounds.equals(b)?(this._currentImage=c,"front"===this.options.position?this._currentImage.bringToFront():this._currentImage.bringToBack(),this._currentImage.setOpacity(this.options.opacity),d&&this._map.removeLayer(d)):this._map.removeLayer(c)},this),this.fire("loading",{bounds:b})}}}}),L.esri.DynamicMapLayer.include(L.Mixin.Events),L.esri.DynamicMapLayer.include(L.esri.Mixins.metadata),L.esri.dynamicMapLayer=function(a,b){return new L.esri.DynamicMapLayer(a,b)};
|