NJ API for Cesium GeoElementLibPanelWidget

Example:

示例代码：
let iconUrl = "/geomap-api/JsCesuimDemo/public/Plot/plotIcons/";
let libData = [{
		name: "arrowSymbol",
		title: "箭头符号",
		list: [{
				name: "singlearrow",
				type: "singlearrow",
				options: {
					lineColor: Cesium.Color.fromCssColorString('#01F0FE'),
					lineWidth: 5,
					lineStyle: GeoElement.LINE_STYLE.NONE,
					fillMode: "gradient",
					fillColor: Cesium.Color.fromCssColorString('#01F0FE'),
					fillStartColor:  Cesium.Color.fromCssColorString('#01F0FE'),
					fillEndColor:  Cesium.Color.fromCssColorString('#4FACFE'),
					visibleSwallowTail: true
				},
				title: "粗单尖直箭头",
				img: iconUrl + "cudanjianzhi.png"
			},
			{
				name: "doublearrow",
				type: "doublearrow",
				options: {
					lineColor: Cesium.Color.fromCssColorString('#01F0FE'),
					lineWidth: 5,
					lineStyle: GeoElement.LINE_STYLE.NONE,
					fillMode: "gradient",
					fillColor: Cesium.Color.fromCssColorString('#01F0FE'),
					fillStartColor:  Cesium.Color.fromCssColorString('#01F0FE'),
					fillEndColor:  Cesium.Color.fromCssColorString('#4FACFE'),
					visibleSwallowTail: true
				},
				title: "钳击箭头",
				img: iconUrl + "qianji.png"
			},
			{
				name: "linearrow",
				type: "linearrow",
				options: {
					lineColor: Cesium.Color.fromCssColorString('#01F0FE'),
					lineWidth: 20,
					lineStyle: GeoElement.LINE_STYLE.SOLID
				},
				title: "直线箭头",
				img: iconUrl + "cuzhi.png"
			},
			{
				name: "curvearrow",
				type: "curvearrow",
				options: {
					lineColor: Cesium.Color.fromCssColorString('#01F0FE'),
					lineWidth: 20,
					lineStyle: GeoElement.LINE_STYLE.SOLID
				},
				title: "曲线箭头",
				img: iconUrl + "gongji.png"
			},
		]
	},
	{
		name: "lableSymbol",
		title: "点及文字",
		list: [{
				name: "iconText",
				type: "billboard",
				title: "文字",
				options:{
					labelGraphcis:{
					    "text": "test",
					    "font": '10px sans-serif'
					}
				},
				img: iconUrl + "i-text.png"
			},
			{
				name: "iconLabel",
				type: "billboard",
				title: "注记",
				img: iconUrl + "i-label.png"
			}, {
				name: "iconDot1",
				type: "billboard",
				options: {
					labelGraphcis:{
					    "text": "test",
					    "font": '10px sans-serif'
					},
                       billboardGraphics:{
                           image: iconUrl + "i-icon1.png",
                           scale: 1,
                           color: null,
                           width: null,
                           height: null                                    
                       }								
				},
				title: "图标点1",
				img: iconUrl + "i-icon1.png"
			},
			{
				name: "iconDot2",
				type: "billboard",
				options: {
                       billboardGraphics:{
                           image: iconUrl + "i-icon2.png",
                           scale: 1,
                           color: null,
                           width: null,
                           height: null                                    
                       }
				},
				title: "图标点2",
				img: iconUrl + "i-icon2.png"
			},
			{
				name: "iconDot3",
				type: "billboard",
				options: {
                       billboardGraphics:{
                           image: iconUrl + "i-icon3.png",
                           scale: 1,
                           color: null,
                           width: null,
                           height: null                                    
                       }
					
				},
				title: "图标点3",
				img: iconUrl + "i-icon3.png"
			},
			{
				name: "divDot1",
				type: "icon",
                   options: {
                                                   	
                   },
				title: "DIV点1",
				img: iconUrl + "i-div1.png"
				
			},
			{
				name: "divDot2",
				type: "icon",
				title: "DIV点2",
				img: iconUrl + "i-div2.png"
			},
		]
	},
	{
		name: "basicSymbol",
		title: "基本符号",
		list: [{
				name: "polyline",
				type: "polyline",
				title: "折线",
				img: iconUrl + "polyline.png"
			},
			{
				name: "polygon",
				type: "polygon",
				title: "多边形",
				img: iconUrl + "polygon.png"
			},
			{
				name: "circle",
				type: "circle",
				title: "圆",
				img: iconUrl + "circle.png"
			},
			{
				name: "ellipse",
				title: "椭圆",
				img: iconUrl + "ellipse.png"
			},
		]
	},
];
		
var symbolSortPanel = new Cesium.GeoElementLibPanelWidget({
    viewer: viewer,
    layer,
    libData
});