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Commit 51f2ab03 authored by Glenn Vorhes's avatar Glenn Vorhes
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array of layers as legend config

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dist/collections/LayerLegend.d.ts
+ 4
− 4
View file @ 51f2ab03
...@@ -5,7 +5,7 @@ export interface iLegendItem { ...@@ -5,7 +5,7 @@ export interface iLegendItem {
groupName: string; groupName: string;
collapse: boolean; collapse: boolean;
addCheck: boolean; addCheck: boolean;
items: iLegendItem[]; items: Array<iLegendItem | LayerBase>;
} }
export interface iLegendOptions { export interface iLegendOptions {
layerDivClasses?: string[]; layerDivClasses?: string[];
...@@ -17,7 +17,7 @@ export interface iLegendOptions { ...@@ -17,7 +17,7 @@ export interface iLegendOptions {
*/ */
declare class LayerLegend { declare class LayerLegend {
$divElement: JQuery; $divElement: JQuery;
_legendItems: Array<iLegendItem> | Array<LayerBase>; _legendItems: Array<iLegendItem | LayerBase>;
layerGroup: any; layerGroup: any;
legendId: string; legendId: string;
/**`` /**``
...@@ -29,12 +29,12 @@ declare class LayerLegend { ...@@ -29,12 +29,12 @@ declare class LayerLegend {
* @param {string} [options.legendTitle=Legend] the legend title * @param {string} [options.legendTitle=Legend] the legend title
* @param {boolean} [options.scaleDependent=true] if legend display is scale dependent * @param {boolean} [options.scaleDependent=true] if legend display is scale dependent
*/ */
constructor(legendItems: Array<iLegendItem> | Array<LayerBase>, divId: string, options?: iLegendOptions); constructor(legendItems: Array<iLegendItem | LayerBase>, divId: string, options?: iLegendOptions);
/** /**
* @param {Array} [legendItems=this._layerConfig] the legend items * @param {Array} [legendItems=this._layerConfig] the legend items
* @param {Array} [parents=[]] the ordered list of groups in which this item is a member * @param {Array} [parents=[]] the ordered list of groups in which this item is a member
* @private * @private
*/ */
_buildTree(legendItems: Array<iLegendItem> | Array<LayerBase>, parents?: string[]): void; _buildTree(legendItems: Array<iLegendItem | LayerBase>, parents?: string[]): void;
} }
export default LayerLegend; export default LayerLegend;
dist/collections/LayerLegend.js.map
+ 1
− 1
View file @ 51f2ab03
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* Created by gavorhes on 12/16/2015.\r\n */\r\n\r\nimport provide from '../util/provide';\r\nimport makeGuid from '../util/makeGuid';\r\nimport mapMove from '../olHelpers/mapMove';\r\n\r\nlet nm = provide('collections');\r\nimport $ = require('jquery');\r\nimport {LayerBase} from \"../layers\";\r\n\r\n\r\n\r\nexport interface iLegendItem{\r\n groupName: string;\r\n collapse: boolean;\r\n addCheck: boolean;\r\n items: iLegendItem[]\r\n}\r\n\r\nexport interface iLegendOptions{\r\n layerDivClasses?: string[]\r\n legendTitle?: string\r\n scaleDependent?: boolean\r\n}\r\n\r\nclass LayerGroup {\r\n groupLayers: any;\r\n groupLayersLookup: any;\r\n groupGroupsLookup: any;\r\n groupGroups: any;\r\n itemIdArray: any;\r\n groupId: any;\r\n groupName: any;\r\n allLayerArray: any;\r\n parent: any;\r\n allGroupArray: any;\r\n allGroupLookup: any;\r\n allLayerLookup: any;\r\n collapse: boolean;\r\n addCheck: boolean;\r\n layerParentLookup: any;\r\n\r\n /**\r\n *\r\n * @param {object} [groupConfig={}] - group configuration object\r\n * @param {string} groupConfig.groupName - the group name\r\n * @param {boolean} [groupConfig.collapse=false] - if the group should be collapsed initially\r\n * @param {boolean} [groupConfig.addCheck=true] - if the group should have a checkbox controlling visibility of all layers\r\n * @param {LayerGroup} [parent=undefined] - the parent group\r\n */\r\n constructor(groupConfig?: iLegendItem, parent?: LayerGroup) {\r\n this.groupLayers = [];\r\n this.groupLayersLookup = {};\r\n this.groupGroups = [];\r\n this.groupGroupsLookup = {};\r\n this.itemIdArray = [];\r\n\r\n if (typeof groupConfig == 'undefined') {\r\n this.parent = null;\r\n this.groupId = 'root';\r\n this.groupName = 'root';\r\n this.allGroupLookup = {root: this};\r\n this.allGroupArray = [this];\r\n this.allLayerArray = [];\r\n this.allLayerLookup = {};\r\n this.layerParentLookup = {};\r\n this.collapse = false;\r\n this.addCheck = false;\r\n } else {\r\n this.groupId = makeGuid();\r\n this.parent = parent;\r\n this.groupName = groupConfig.groupName;\r\n this.collapse = typeof groupConfig.collapse == 'boolean' ? groupConfig.collapse : false;\r\n this.addCheck = typeof groupConfig.addCheck == 'boolean' ? groupConfig.addCheck : true;\r\n }\r\n }\r\n\r\n /**\r\n *\r\n * @param {object} groupConfig - configuration object\r\n * @param {string} groupConfig.groupName - the group name\r\n * @param {boolean} groupConfig.collapse if the group should be collapsed initially\r\n * @param {boolean} groupConfig.addCheck if the group should have a checkbox controlling visibility of all layers\r\n * @param {Array<LayerGroup>} parents parent groups\r\n * @returns {LayerGroup} the layer group just added\r\n */\r\n addGroup(groupConfig: iLegendItem, parents: string[]) {\r\n let parent;\r\n if (parents.length > 0) {\r\n parent = parents[parents.length - 1];\r\n } else {\r\n parent = 'root';\r\n }\r\n\r\n\r\n /**\r\n * @type {LayerGroup}\r\n */\r\n let parentGroup = this.allGroupLookup[parent];\r\n let newGroup = new LayerGroup(groupConfig, parentGroup);\r\n this.allGroupLookup[newGroup.groupId] = newGroup;\r\n this.allGroupArray.push(newGroup);\r\n\r\n parentGroup.groupGroups.push(newGroup);\r\n parentGroup.groupGroupsLookup[newGroup.groupId] = newGroup;\r\n\r\n if (parentGroup.itemIdArray.indexOf(newGroup.groupId) > 0) {\r\n console.log(newGroup.groupId);\r\n throw 'layer and group ids must be unique';\r\n }\r\n parentGroup.itemIdArray.push(newGroup.groupId);\r\n\r\n return newGroup;\r\n }\r\n\r\n /**\r\n *\r\n * @param {LayerBase} newLayer the layer to be added\r\n * @param {Array} parents array\r\n */\r\n addLegendLayer(newLayer: LayerBase, parents: string[]) {\r\n let parent;\r\n if (parents.length > 0) {\r\n parent = parents[parents.length - 1];\r\n } else {\r\n parent = 'root';\r\n }\r\n\r\n this.allLayerLookup[newLayer.id] = newLayer;\r\n this.allLayerArray.push(newLayer);\r\n\r\n /**\r\n * @type {LayerGroup}\r\n */\r\n let parentGroup = this.allGroupLookup[parent];\r\n\r\n parentGroup.groupLayers.push(newLayer);\r\n parentGroup.groupLayersLookup[newLayer.id] = newLayer;\r\n if (parentGroup.itemIdArray.indexOf(newLayer.id) > 0) {\r\n console.log(newLayer.id);\r\n throw 'layer and group ids must be unique';\r\n }\r\n parentGroup.itemIdArray.push(newLayer.id);\r\n\r\n this.layerParentLookup[newLayer.id] = parentGroup;\r\n\r\n }\r\n\r\n\r\n\r\n getLegendHtml(legendId: string, options: iLegendOptions) {\r\n\r\n\r\n let legendHtml = `<ul id=\"${legendId}\" class=\"legend-container\">`;\r\n\r\n legendHtml += `<li>${options.legendTitle}<input type=\"checkbox\" checked id=\"suppress-by-extent-${legendId}\" class=\"suppress-by-extent\">` +\r\n `<label title=\"Suppress layers not visible at this zoom level\" for=\"suppress-by-extent-${legendId}\">` +\r\n `<span></span>` +\r\n `</label></li>`;\r\n\r\n legendHtml += this._buildLegend(this.itemIdArray, this, options.layerDivClasses) + '</ul>';\r\n\r\n return legendHtml;\r\n }\r\n\r\n /**\r\n * @param {Array} itemIds the items to process\r\n * @param {LayerGroup} theGroup new group\r\n * @param {Array} [layerDivClasses=[]] optional classes to apply to the layer divs\r\n * @static\r\n * @returns {string} html string\r\n */\r\n _buildLegend(itemIds: string[], theGroup: LayerGroup, layerDivClasses: string[]): string {\r\n\r\n if (itemIds.length == 0) {\r\n return '';\r\n }\r\n\r\n let theHml = '';\r\n\r\n let itemId = itemIds[0];\r\n\r\n if (theGroup.groupLayersLookup[itemId]) {\r\n\r\n /**\r\n * @type {LayerBase}\r\n */\r\n let lyr = theGroup.groupLayersLookup[itemId];\r\n theHml += `<li id=\"${lyr.id}-layer-li\" class=\"legend-layer-li ${layerDivClasses.join(' ')}\">` + lyr.getLegendDiv() + '</li>';\r\n\r\n\r\n } else if (theGroup.groupGroupsLookup[itemId]) {\r\n /**\r\n * type {LayerGroup}\r\n */\r\n let otherGroup = theGroup.groupGroupsLookup[itemId];\r\n\r\n theHml += `<li>`;\r\n theHml += `<div id=\"${otherGroup.groupId}-legend-layer-div\" ` +\r\n `class=\"legend-layer-group ${layerDivClasses.join(' ')}\">`;\r\n\r\n if (otherGroup.addCheck) {\r\n theHml += `<input type=\"checkbox\" checked id=\"${otherGroup.groupId}-group-chck\">` +\r\n `<label for=\"${otherGroup.groupId}-group-chck\" title=\"Click arrow to expand or collapse\">${otherGroup.groupName}</label>`;\r\n } else {\r\n theHml += `<label title=\"Click arrow to expand or collapse\">${otherGroup.groupName}</label>`;\r\n }\r\n\r\n theHml += `<span title=\"Expand/Collapse\" class=\"layer-group-expander`;\r\n theHml += `${otherGroup.collapse ? ' legend-layer-group-initial-collapse' : ''}\">`;\r\n theHml += otherGroup.collapse ? '&#9654;' : '&#9660;';\r\n theHml += '</span>';\r\n\r\n //parents.push(groupId);\r\n theHml += '<ul>' + this._buildLegend(otherGroup.itemIdArray, otherGroup, layerDivClasses) + '</ul>';\r\n theHml += '</div>';\r\n theHml += '</li>';\r\n }\r\n\r\n return theHml + this._buildLegend(itemIds.slice(1), theGroup, layerDivClasses);\r\n }\r\n}\r\n\r\n\r\n/**\r\n * a wrapper to make a legend\r\n */\r\nclass LayerLegend {\r\n\r\n $divElement: JQuery;\r\n _legendItems: Array<iLegendItem>|Array<LayerBase>;\r\n layerGroup: any;\r\n legendId: string;\r\n\r\n /**``\r\n *\r\n * @param {Array} legendItems array of layers or objects with {groupName: {string}, collapse: {boolean}, addCheck: {boolean}, items: {Array}}\r\n * @param {string} divId the div where the legend should be added\r\n * @param {object} options for legend\r\n * @param {Array} [options.layerDivClasses=[]] optional array of classes to be applied to the layer legend divs for custom styling\r\n * @param {string} [options.legendTitle=Legend] the legend title\r\n * @param {boolean} [options.scaleDependent=true] if legend display is scale dependent\r\n */\r\n constructor(legendItems: Array<iLegendItem>|Array<LayerBase>, divId: string, options: iLegendOptions = {}) {\r\n for (let i of legendItems) {\r\n if (typeof i == 'undefined') {\r\n throw 'undefined item passed in array to legend constructor';\r\n }\r\n }\r\n\r\n options.legendTitle = typeof options.legendTitle == 'string' ? options.legendTitle : 'Legend';\r\n options.scaleDependent = typeof options.scaleDependent == 'boolean' ? options.scaleDependent : true;\r\n options.layerDivClasses = options.layerDivClasses || [];\r\n\r\n // if legend display is scale dependent, make sure the mapMove object is initialized first\r\n if (options.scaleDependent) {\r\n mapMove.checkInit();\r\n }\r\n\r\n this.$divElement = $('#' + divId);\r\n\r\n this._legendItems = legendItems;\r\n\r\n this.layerGroup = new LayerGroup();\r\n\r\n this._buildTree(legendItems);\r\n\r\n this.legendId = makeGuid();\r\n\r\n this.$divElement.append(this.layerGroup.getLegendHtml(this.legendId, options));\r\n\r\n for (let l of this.layerGroup.allLayerArray){\r\n l.applyCollapse();\r\n }\r\n\r\n let _this = this;\r\n //// if legend display is scale dependent, make sure the mapMove object is initialized first\r\n if (options.scaleDependent) {\r\n mapMove.checkInit();\r\n\r\n mapMove.addCallback(function (ext, zoom, evt) {\r\n\r\n if (typeof evt == 'undefined' || evt == 'change:resolution') {\r\n for (let lyr of this.layerGroup.allLayerArray) {\r\n let $lyrLi = $('#' + lyr.id + '-layer-li');\r\n if (zoom > lyr.maxZoom || zoom < lyr.minZoom) {\r\n $lyrLi.addClass('layer-not-visible');\r\n } else {\r\n $lyrLi.removeClass('layer-not-visible');\r\n }\r\n }\r\n }\r\n }, this, 100, true, 'legend1');\r\n }\r\n\r\n // <editor-fold desc=\"add event listeners\">\r\n\r\n this.$divElement.find(\".suppress-by-extent\").change(function () {\r\n let legendLayerLis = $('.legend-layer-li');\r\n if (this.checked) {\r\n legendLayerLis.removeClass('layer-force-show');\r\n } else {\r\n legendLayerLis.addClass('layer-force-show');\r\n }\r\n });\r\n\r\n\r\n this.$divElement.find('.legend-check').change(function () {\r\n let lyrId = this.id.replace('-legend-layer-check', '');\r\n _this.layerGroup.allLayerLookup[lyrId].visible = this.checked;\r\n });\r\n\r\n this.$divElement.find('.legend-layer-group > input[type=checkbox]').change(function () {\r\n $(this).siblings('ul').find('input[type=checkbox]').prop('checked', this.checked).trigger('change');\r\n });\r\n\r\n this.$divElement.find('.layer-group-expander').click(function () {\r\n let $this = $(this);\r\n $this.removeClass('legend-layer-group-initial-collapse');\r\n\r\n $this.siblings('ul').slideToggle();\r\n\r\n if ($this.hasClass('legend-layer-group-collapsed')){\r\n $this.removeClass('legend-layer-group-collapsed');\r\n $this.html('&#9660;');\r\n } else {\r\n $this.addClass('legend-layer-group-collapsed');\r\n $this.html('&#9654;');\r\n }\r\n });\r\n\r\n this.$divElement.find('.legend-layer-group-initial-collapse').trigger('click');\r\n // </editor-fold>\r\n }\r\n\r\n\r\n /**\r\n * @param {Array} [legendItems=this._layerConfig] the legend items\r\n * @param {Array} [parents=[]] the ordered list of groups in which this item is a member\r\n * @private\r\n */\r\n _buildTree(legendItems: Array<iLegendItem>|Array<LayerBase>, parents?: string[]) {\r\n\r\n if (legendItems.length == 0) {\r\n return;\r\n }\r\n\r\n let oneItem = legendItems[0];\r\n\r\n //reset the parent if the item is in the base array\r\n if ((this._legendItems as Array<any>).indexOf(oneItem) > -1 || typeof parents == 'undefined') {\r\n parents = [];\r\n }\r\n\r\n if (typeof (oneItem as iLegendItem).groupName !== 'undefined') {\r\n let groupItem = legendItems[0];\r\n let newGroup = this.layerGroup.addGroup(groupItem, parents);\r\n parents.push(newGroup.groupId);\r\n this._buildTree((oneItem as iLegendItem).items, parents);\r\n } else {\r\n /**\r\n * @type {LayerBase}\r\n */\r\n let layerItem: LayerBase = legendItems[0] as LayerBase;\r\n\r\n this.layerGroup.addLegendLayer(layerItem, parents);\r\n }\r\n\r\n this._buildTree(legendItems.slice(1), parents);\r\n }\r\n}\r\n\r\nnm.LayerLegend = LayerLegend;\r\nexport default LayerLegend;\r\n"]} 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* Created by gavorhes on 12/16/2015.\r\n */\r\n\r\nimport provide from '../util/provide';\r\nimport makeGuid from '../util/makeGuid';\r\nimport mapMove from '../olHelpers/mapMove';\r\n\r\nlet nm = provide('collections');\r\nimport $ = require('jquery');\r\nimport {LayerBase} from \"../layers\";\r\n\r\n\r\n\r\nexport interface iLegendItem{\r\n groupName: string;\r\n collapse: boolean;\r\n addCheck: boolean;\r\n items: Array<iLegendItem|LayerBase>\r\n}\r\n\r\nexport interface iLegendOptions{\r\n layerDivClasses?: string[]\r\n legendTitle?: string\r\n scaleDependent?: boolean\r\n}\r\n\r\nclass LayerGroup {\r\n groupLayers: any;\r\n groupLayersLookup: any;\r\n groupGroupsLookup: any;\r\n groupGroups: any;\r\n itemIdArray: any;\r\n groupId: any;\r\n groupName: any;\r\n allLayerArray: any;\r\n parent: any;\r\n allGroupArray: any;\r\n allGroupLookup: any;\r\n allLayerLookup: any;\r\n collapse: boolean;\r\n addCheck: boolean;\r\n layerParentLookup: any;\r\n\r\n /**\r\n *\r\n * @param {object} [groupConfig={}] - group configuration object\r\n * @param {string} groupConfig.groupName - the group name\r\n * @param {boolean} [groupConfig.collapse=false] - if the group should be collapsed initially\r\n * @param {boolean} [groupConfig.addCheck=true] - if the group should have a checkbox controlling visibility of all layers\r\n * @param {LayerGroup} [parent=undefined] - the parent group\r\n */\r\n constructor(groupConfig?: iLegendItem, parent?: LayerGroup) {\r\n this.groupLayers = [];\r\n this.groupLayersLookup = {};\r\n this.groupGroups = [];\r\n this.groupGroupsLookup = {};\r\n this.itemIdArray = [];\r\n\r\n if (typeof groupConfig == 'undefined') {\r\n this.parent = null;\r\n this.groupId = 'root';\r\n this.groupName = 'root';\r\n this.allGroupLookup = {root: this};\r\n this.allGroupArray = [this];\r\n this.allLayerArray = [];\r\n this.allLayerLookup = {};\r\n this.layerParentLookup = {};\r\n this.collapse = false;\r\n this.addCheck = false;\r\n } else {\r\n this.groupId = makeGuid();\r\n this.parent = parent;\r\n this.groupName = groupConfig.groupName;\r\n this.collapse = typeof groupConfig.collapse == 'boolean' ? groupConfig.collapse : false;\r\n this.addCheck = typeof groupConfig.addCheck == 'boolean' ? groupConfig.addCheck : true;\r\n }\r\n }\r\n\r\n /**\r\n *\r\n * @param {object} groupConfig - configuration object\r\n * @param {string} groupConfig.groupName - the group name\r\n * @param {boolean} groupConfig.collapse if the group should be collapsed initially\r\n * @param {boolean} groupConfig.addCheck if the group should have a checkbox controlling visibility of all layers\r\n * @param {Array<LayerGroup>} parents parent groups\r\n * @returns {LayerGroup} the layer group just added\r\n */\r\n addGroup(groupConfig: iLegendItem, parents: string[]) {\r\n let parent;\r\n if (parents.length > 0) {\r\n parent = parents[parents.length - 1];\r\n } else {\r\n parent = 'root';\r\n }\r\n\r\n\r\n /**\r\n * @type {LayerGroup}\r\n */\r\n let parentGroup = this.allGroupLookup[parent];\r\n let newGroup = new LayerGroup(groupConfig, parentGroup);\r\n this.allGroupLookup[newGroup.groupId] = newGroup;\r\n this.allGroupArray.push(newGroup);\r\n\r\n parentGroup.groupGroups.push(newGroup);\r\n parentGroup.groupGroupsLookup[newGroup.groupId] = newGroup;\r\n\r\n if (parentGroup.itemIdArray.indexOf(newGroup.groupId) > 0) {\r\n console.log(newGroup.groupId);\r\n throw 'layer and group ids must be unique';\r\n }\r\n parentGroup.itemIdArray.push(newGroup.groupId);\r\n\r\n return newGroup;\r\n }\r\n\r\n /**\r\n *\r\n * @param {LayerBase} newLayer the layer to be added\r\n * @param {Array} parents array\r\n */\r\n addLegendLayer(newLayer: LayerBase, parents: string[]) {\r\n let parent;\r\n if (parents.length > 0) {\r\n parent = parents[parents.length - 1];\r\n } else {\r\n parent = 'root';\r\n }\r\n\r\n this.allLayerLookup[newLayer.id] = newLayer;\r\n this.allLayerArray.push(newLayer);\r\n\r\n /**\r\n * @type {LayerGroup}\r\n */\r\n let parentGroup = this.allGroupLookup[parent];\r\n\r\n parentGroup.groupLayers.push(newLayer);\r\n parentGroup.groupLayersLookup[newLayer.id] = newLayer;\r\n if (parentGroup.itemIdArray.indexOf(newLayer.id) > 0) {\r\n console.log(newLayer.id);\r\n throw 'layer and group ids must be unique';\r\n }\r\n parentGroup.itemIdArray.push(newLayer.id);\r\n\r\n this.layerParentLookup[newLayer.id] = parentGroup;\r\n\r\n }\r\n\r\n\r\n\r\n getLegendHtml(legendId: string, options: iLegendOptions) {\r\n\r\n\r\n let legendHtml = `<ul id=\"${legendId}\" class=\"legend-container\">`;\r\n\r\n legendHtml += `<li>${options.legendTitle}<input type=\"checkbox\" checked id=\"suppress-by-extent-${legendId}\" class=\"suppress-by-extent\">` +\r\n `<label title=\"Suppress layers not visible at this zoom level\" for=\"suppress-by-extent-${legendId}\">` +\r\n `<span></span>` +\r\n `</label></li>`;\r\n\r\n legendHtml += this._buildLegend(this.itemIdArray, this, options.layerDivClasses) + '</ul>';\r\n\r\n return legendHtml;\r\n }\r\n\r\n /**\r\n * @param {Array} itemIds the items to process\r\n * @param {LayerGroup} theGroup new group\r\n * @param {Array} [layerDivClasses=[]] optional classes to apply to the layer divs\r\n * @static\r\n * @returns {string} html string\r\n */\r\n _buildLegend(itemIds: string[], theGroup: LayerGroup, layerDivClasses: string[]): string {\r\n\r\n if (itemIds.length == 0) {\r\n return '';\r\n }\r\n\r\n let theHml = '';\r\n\r\n let itemId = itemIds[0];\r\n\r\n if (theGroup.groupLayersLookup[itemId]) {\r\n\r\n /**\r\n * @type {LayerBase}\r\n */\r\n let lyr = theGroup.groupLayersLookup[itemId];\r\n theHml += `<li id=\"${lyr.id}-layer-li\" class=\"legend-layer-li ${layerDivClasses.join(' ')}\">` + lyr.getLegendDiv() + '</li>';\r\n\r\n\r\n } else if (theGroup.groupGroupsLookup[itemId]) {\r\n /**\r\n * type {LayerGroup}\r\n */\r\n let otherGroup = theGroup.groupGroupsLookup[itemId];\r\n\r\n theHml += `<li>`;\r\n theHml += `<div id=\"${otherGroup.groupId}-legend-layer-div\" ` +\r\n `class=\"legend-layer-group ${layerDivClasses.join(' ')}\">`;\r\n\r\n if (otherGroup.addCheck) {\r\n theHml += `<input type=\"checkbox\" checked id=\"${otherGroup.groupId}-group-chck\">` +\r\n `<label for=\"${otherGroup.groupId}-group-chck\" title=\"Click arrow to expand or collapse\">${otherGroup.groupName}</label>`;\r\n } else {\r\n theHml += `<label title=\"Click arrow to expand or collapse\">${otherGroup.groupName}</label>`;\r\n }\r\n\r\n theHml += `<span title=\"Expand/Collapse\" class=\"layer-group-expander`;\r\n theHml += `${otherGroup.collapse ? ' legend-layer-group-initial-collapse' : ''}\">`;\r\n theHml += otherGroup.collapse ? '&#9654;' : '&#9660;';\r\n theHml += '</span>';\r\n\r\n //parents.push(groupId);\r\n theHml += '<ul>' + this._buildLegend(otherGroup.itemIdArray, otherGroup, layerDivClasses) + '</ul>';\r\n theHml += '</div>';\r\n theHml += '</li>';\r\n }\r\n\r\n return theHml + this._buildLegend(itemIds.slice(1), theGroup, layerDivClasses);\r\n }\r\n}\r\n\r\n\r\n/**\r\n * a wrapper to make a legend\r\n */\r\nclass LayerLegend {\r\n\r\n $divElement: JQuery;\r\n _legendItems: Array<iLegendItem|LayerBase>;\r\n layerGroup: any;\r\n legendId: string;\r\n\r\n /**``\r\n *\r\n * @param {Array} legendItems array of layers or objects with {groupName: {string}, collapse: {boolean}, addCheck: {boolean}, items: {Array}}\r\n * @param {string} divId the div where the legend should be added\r\n * @param {object} options for legend\r\n * @param {Array} [options.layerDivClasses=[]] optional array of classes to be applied to the layer legend divs for custom styling\r\n * @param {string} [options.legendTitle=Legend] the legend title\r\n * @param {boolean} [options.scaleDependent=true] if legend display is scale dependent\r\n */\r\n constructor(legendItems: Array<iLegendItem|LayerBase>, divId: string, options: iLegendOptions = {}) {\r\n for (let i of legendItems) {\r\n if (typeof i == 'undefined') {\r\n throw 'undefined item passed in array to legend constructor';\r\n }\r\n }\r\n\r\n options.legendTitle = typeof options.legendTitle == 'string' ? options.legendTitle : 'Legend';\r\n options.scaleDependent = typeof options.scaleDependent == 'boolean' ? options.scaleDependent : true;\r\n options.layerDivClasses = options.layerDivClasses || [];\r\n\r\n // if legend display is scale dependent, make sure the mapMove object is initialized first\r\n if (options.scaleDependent) {\r\n mapMove.checkInit();\r\n }\r\n\r\n this.$divElement = $('#' + divId);\r\n\r\n this._legendItems = legendItems;\r\n\r\n this.layerGroup = new LayerGroup();\r\n\r\n this._buildTree(legendItems);\r\n\r\n this.legendId = makeGuid();\r\n\r\n this.$divElement.append(this.layerGroup.getLegendHtml(this.legendId, options));\r\n\r\n for (let l of this.layerGroup.allLayerArray){\r\n l.applyCollapse();\r\n }\r\n\r\n let _this = this;\r\n //// if legend display is scale dependent, make sure the mapMove object is initialized first\r\n if (options.scaleDependent) {\r\n mapMove.checkInit();\r\n\r\n mapMove.addCallback(function (ext, zoom, evt) {\r\n\r\n if (typeof evt == 'undefined' || evt == 'change:resolution') {\r\n for (let lyr of this.layerGroup.allLayerArray) {\r\n let $lyrLi = $('#' + lyr.id + '-layer-li');\r\n if (zoom > lyr.maxZoom || zoom < lyr.minZoom) {\r\n $lyrLi.addClass('layer-not-visible');\r\n } else {\r\n $lyrLi.removeClass('layer-not-visible');\r\n }\r\n }\r\n }\r\n }, this, 100, true, 'legend1');\r\n }\r\n\r\n // <editor-fold desc=\"add event listeners\">\r\n\r\n this.$divElement.find(\".suppress-by-extent\").change(function () {\r\n let legendLayerLis = $('.legend-layer-li');\r\n if (this.checked) {\r\n legendLayerLis.removeClass('layer-force-show');\r\n } else {\r\n legendLayerLis.addClass('layer-force-show');\r\n }\r\n });\r\n\r\n\r\n this.$divElement.find('.legend-check').change(function () {\r\n let lyrId = this.id.replace('-legend-layer-check', '');\r\n _this.layerGroup.allLayerLookup[lyrId].visible = this.checked;\r\n });\r\n\r\n this.$divElement.find('.legend-layer-group > input[type=checkbox]').change(function () {\r\n $(this).siblings('ul').find('input[type=checkbox]').prop('checked', this.checked).trigger('change');\r\n });\r\n\r\n this.$divElement.find('.layer-group-expander').click(function () {\r\n let $this = $(this);\r\n $this.removeClass('legend-layer-group-initial-collapse');\r\n\r\n $this.siblings('ul').slideToggle();\r\n\r\n if ($this.hasClass('legend-layer-group-collapsed')){\r\n $this.removeClass('legend-layer-group-collapsed');\r\n $this.html('&#9660;');\r\n } else {\r\n $this.addClass('legend-layer-group-collapsed');\r\n $this.html('&#9654;');\r\n }\r\n });\r\n\r\n this.$divElement.find('.legend-layer-group-initial-collapse').trigger('click');\r\n // </editor-fold>\r\n }\r\n\r\n\r\n /**\r\n * @param {Array} [legendItems=this._layerConfig] the legend items\r\n * @param {Array} [parents=[]] the ordered list of groups in which this item is a member\r\n * @private\r\n */\r\n _buildTree(legendItems: Array<iLegendItem|LayerBase>, parents?: string[]) {\r\n\r\n if (legendItems.length == 0) {\r\n return;\r\n }\r\n\r\n let oneItem = legendItems[0];\r\n\r\n //reset the parent if the item is in the base array\r\n if ((this._legendItems as Array<any>).indexOf(oneItem) > -1 || typeof parents == 'undefined') {\r\n parents = [];\r\n }\r\n\r\n if (typeof (oneItem as iLegendItem).groupName !== 'undefined') {\r\n let groupItem = legendItems[0];\r\n let newGroup = this.layerGroup.addGroup(groupItem, parents);\r\n parents.push(newGroup.groupId);\r\n this._buildTree((oneItem as iLegendItem).items, parents);\r\n } else {\r\n /**\r\n * @type {LayerBase}\r\n */\r\n let layerItem: LayerBase = legendItems[0] as LayerBase;\r\n\r\n this.layerGroup.addLegendLayer(layerItem, parents);\r\n }\r\n\r\n this._buildTree(legendItems.slice(1), parents);\r\n }\r\n}\r\n\r\nnm.LayerLegend = LayerLegend;\r\nexport default LayerLegend;\r\n"]}
\ No newline at end of file \ No newline at end of file
src/collections/LayerLegend.ts
+ 4
− 4
View file @ 51f2ab03
...@@ -16,7 +16,7 @@ export interface iLegendItem{ ...@@ -16,7 +16,7 @@ export interface iLegendItem{
groupName: string; groupName: string;
collapse: boolean; collapse: boolean;
addCheck: boolean; addCheck: boolean;
items: iLegendItem[] items: Array<iLegendItem|LayerBase>
} }
export interface iLegendOptions{ export interface iLegendOptions{
...@@ -230,7 +230,7 @@ class LayerGroup { ...@@ -230,7 +230,7 @@ class LayerGroup {
class LayerLegend { class LayerLegend {
$divElement: JQuery; $divElement: JQuery;
_legendItems: Array<iLegendItem>|Array<LayerBase>; _legendItems: Array<iLegendItem|LayerBase>;
layerGroup: any; layerGroup: any;
legendId: string; legendId: string;
...@@ -243,7 +243,7 @@ class LayerLegend { ...@@ -243,7 +243,7 @@ class LayerLegend {
* @param {string} [options.legendTitle=Legend] the legend title * @param {string} [options.legendTitle=Legend] the legend title
* @param {boolean} [options.scaleDependent=true] if legend display is scale dependent * @param {boolean} [options.scaleDependent=true] if legend display is scale dependent
*/ */
constructor(legendItems: Array<iLegendItem>|Array<LayerBase>, divId: string, options: iLegendOptions = {}) { constructor(legendItems: Array<iLegendItem|LayerBase>, divId: string, options: iLegendOptions = {}) {
for (let i of legendItems) { for (let i of legendItems) {
if (typeof i == 'undefined') { if (typeof i == 'undefined') {
throw 'undefined item passed in array to legend constructor'; throw 'undefined item passed in array to legend constructor';
...@@ -341,7 +341,7 @@ class LayerLegend { ...@@ -341,7 +341,7 @@ class LayerLegend {
* @param {Array} [parents=[]] the ordered list of groups in which this item is a member * @param {Array} [parents=[]] the ordered list of groups in which this item is a member
* @private * @private
*/ */
_buildTree(legendItems: Array<iLegendItem>|Array<LayerBase>, parents?: string[]) { _buildTree(legendItems: Array<iLegendItem|LayerBase>, parents?: string[]) {
if (legendItems.length == 0) { if (legendItems.length == 0) {
return; return;
......
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