查阅Cesium API

多边形Geojsonu要素图层

Author:
  • 金磊、张丹钊、张恒、薛鹏

方法

创建PolylineGeoJsonFeatureLayer

createPolygonGeoJsonFeatureLayer(name, geojsonOrurl, option, disFnc) → Promise.<Object>
Creator/PolygonGeoJsonFeatureLayer.js 53

参数描述:
名称 类型 描述
name String 可选 图层名称。
geojsonOrurl object | String 可选 geojosn对象或者地址
option object 可选 参数对象{ polygonHierarchy: undefined, height: 0, extrudedHeight: 0, vertexFormat: Cesium.VertexFormat.DEFAULT, stRotation: 0.0, ellipsoid: Cesium.Ellipsoid.WGS84, // optional The ellipsoid to be used as a reference. //granularity: CesiumMath.RADIANS_PER_DEGREE, // perPositionHeight: true, // optional Use the height of options.positions for each position instead of using options.height to determine the height. closeTop: true, // optional When false, leaves off the top of an extruded polygon open. closeBottom: true, //optional When false, leaves off the bottom of an extruded polygon open. arcType: Cesium.ArcType.GEODESIC, material: Cesium.Color.WHITE, show: true }
disFnc function 可选 回调函数
返回:
返回一个Cesium的datasource对象。
加载geojson动态单体化数据

createPolygonVectorFeatureLayerProvider(name, geoOptions, styleOption, GroupID, disFnc)
Creator/PolygonGeoJsonFeatureLayer.js 1798

参数描述:
名称 类型 描述
name String 可选 图层名称
geoOptions object 可选 geojosn图层 url: 'http://192.168.1.40:8090/geoserver/gwc/service/wmts', layer:'nanjing', upperLevelLimit: 13, lowerLevelLimit: 13, minx:118.51721649800015, miny:31.863232407499936, maxx:118.91648798400001, maxy:32.27649160409993
styleOption object 可选 图层样式 polygonHierarchy: undefined, height: 0, extrudedHeight: 0, vertexFormat: Cesium.VertexFormat.DEFAULT, stRotation: 0.0, ellipsoid: Cesium.Ellipsoid.WGS84, // optional The ellipsoid to be used as a reference. //granularity: CesiumMath.RADIANS_PER_DEGREE, // perPositionHeight: true, // optional Use the height of options.positions for each position instead of using options.height to determine the height. closeTop: true, // optional When false, leaves off the top of an extruded polygon open. closeBottom: true, //optional When false, leaves off the bottom of an extruded polygon open. arcType: Cesium.ArcType.GEODESIC, material: Cesium.Color.WHITE, show: true
GroupID Float 可选 组itemID
disFnc object 可选 回调函数
创建geojson矢量图层

createPolygonVectorGeoJsonFeatureLayerProvider(name, geoOptions, styleOption, GroupID, disFnc)
Creator/PolygonGeoJsonFeatureLayer.js 259

参数描述:
名称 类型 描述
name String 可选 图层名称
geoOptions object 可选 geojosn图层 url: 'http://192.168.1.40:8090/geoserver/gwc/service/wmts', layer:'nanjing', upperLevelLimit: 13, lowerLevelLimit: 13, minx:118.51721649800015, miny:31.863232407499936, maxx:118.91648798400001, maxy:32.27649160409993
styleOption object 可选 图层样式 polygonHierarchy: undefined, height: 0, extrudedHeight: 0, vertexFormat: Cesium.VertexFormat.DEFAULT, stRotation: 0.0, ellipsoid: Cesium.Ellipsoid.WGS84, // optional The ellipsoid to be used as a reference. //granularity: CesiumMath.RADIANS_PER_DEGREE, // perPositionHeight: true, // optional Use the height of options.positions for each position instead of using options.height to determine the height. closeTop: true, // optional When false, leaves off the top of an extruded polygon open. closeBottom: true, //optional When false, leaves off the bottom of an extruded polygon open. arcType: Cesium.ArcType.GEODESIC, material: Cesium.Color.WHITE, show: true
GroupID Float 可选 组itemID
disFnc object 可选 回调函数
加载geojson动态单体化数据

createPolygonVectorMonomerFeatureLayerProvider(name, geoOptions, styleOption, GroupID, disFnc)
Creator/PolygonGeoJsonFeatureLayer.js 1997

参数描述:
名称 类型 描述
name String 可选 图层名称
geoOptions object 可选 geojosn图层 url: 'http://192.168.1.40:8090/geoserver/gwc/service/wmts', layer:'nanjing', upperLevelLimit: 13, lowerLevelLimit: 13, minx:118.51721649800015, miny:31.863232407499936, maxx:118.91648798400001, maxy:32.27649160409993
styleOption object 可选 图层样式 polygonHierarchy: undefined, height: 0, extrudedHeight: 0, vertexFormat: Cesium.VertexFormat.DEFAULT, stRotation: 0.0, ellipsoid: Cesium.Ellipsoid.WGS84, // optional The ellipsoid to be used as a reference. //granularity: CesiumMath.RADIANS_PER_DEGREE, // perPositionHeight: true, // optional Use the height of options.positions for each position instead of using options.height to determine the height. closeTop: true, // optional When false, leaves off the top of an extruded polygon open. closeBottom: true, //optional When false, leaves off the bottom of an extruded polygon open. arcType: Cesium.ArcType.GEODESIC, material: Cesium.Color.WHITE, show: true
GroupID Float 可选 组itemID
disFnc object 可选 回调函数
删除数据

deleteObject()
Creator/PolygonGeoJsonFeatureLayer.js 178

导出工程数据

export()
Creator/PolygonGeoJsonFeatureLayer.js 2185

返回图例

getLegend() → object
Creator/PolygonGeoJsonFeatureLayer.js 2175

返回:
设置数据是否刷新

setRefresh()
Creator/PolygonGeoJsonFeatureLayer.js 199

设置数据显示隐藏

setVisibility()
Creator/PolygonGeoJsonFeatureLayer.js 210