layerUtils.js

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define(["dojo/_base/lang","dojo/_base/array","dojo/_base/json","dojo/has","./kernel"],function(e,n,r,i,t){var a={_serializeLayerDefinitions:function(e){var i=[],t=!1,a=/[:;]/;if(e&&(n.forEach(e,function(e,n){e&&(i.push([n,e]),!t&&a.test(e)&&(t=!0))}),i.length>0)){var o;return t?(o={},n.forEach(i,function(e){o[e[0]]=e[1]}),o=r.toJson(o)):(o=[],n.forEach(i,function(e){o.push(e[0]+":"+e[1])}),o=o.join(";")),o}return null},_serializeTimeOptions:function(e,i){if(e){var t=[];return n.forEach(e,function(e,a){if(e){var o=e.toJson();i&&-1!==n.indexOf(i,a)&&(o.useTime=!1),t.push('"'+a+'":'+r.toJson(o))}}),t.length?"{"+t.join(",")+"}":void 0}},_getVisibleLayers:function(e,r){var i,t,a,o=[];if(!e)return o;if(r)for(o=r.concat(),a=0;a<e.length;a++)i=e[a],t=n.indexOf(e,i.id),i.subLayerIds&&t>-1&&(o.splice(t,1),o=o.concat(i.subLayerIds));else o=this._getDefaultVisibleLayers(e);return o},_getDefaultVisibleLayers:function(e){var r,i=[];if(!e)return i;for(r=0;r<e.length;r++)e[r].parentLayerId>=0&&-1===n.indexOf(i,e[r].parentLayerId)&&n.some(e,function(n){return n.id===e[r].parentLayerId})||e[r].defaultVisibility&&i.push(e[r].id);return i},_getLayersForScale:function(e,r){var i=[];if(e>0&&r){var t;for(t=0;t<r.length;t++)if(!(r[t].parentLayerId>=0&&-1===n.indexOf(i,r[t].parentLayerId)&&n.some(r,function(e){return e.id===r[t].parentLayerId}))&&r[t].id>=0){var a=!0,o=r[t].maxScale,s=r[t].minScale;(o>0||s>0)&&(o>0&&s>0?a=e>=o&&s>=e:o>0?a=e>=o:s>0&&(a=s>=e)),a&&i.push(r[t].id)}}return i}};return i("extend-esri")&&e.mixin(t,a),a});