flex河流断面高亮闪烁

最新推荐文章于 2022-05-11 22:51:02 发布

原创最新推荐文章于 2022-05-11 22:51:02 发布 · 217 阅读

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CC 4.0 BY-SA版权

本文介绍了一个基于GIS技术的河流预警系统实现过程。通过查询特定河流（如池河、清流和花凉等）的数据并使用GraphicsLayer进行可视化展示，实现了对这些河流的实时监测和预警。系统采用异步响应机制来处理查询结果。

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	private var hbGraphicsLayer:GraphicsLayer=new GraphicsLayer();//告警图层
//===============================河流预警==================================
				
				hbGraphicsLayer.clear();
				hbGraphicsLayer.spatialReference=new SpatialReference(102100);
				hbqueryTask.url="http://IP:6080/arcgis/rest/services/AnhuiMapZT/MapServer/2";
				hbquery.where = "ENNM like '%池河%' or ENNM like '%清流%'";
				hbquery.returnGeometry=true;
				var fields:Array=new Array();
				fields.push("FID");
				fields.push("ENNM");
				hbquery.outFields=fields; 
				
				
				hbqueryTask.execute(hbquery,new AsyncResponder(onResult,onFault1));
				
				
				hbqueryTask.url="http://IP:6080/arcgis/rest/services/AnhuiMapZT/MapServer/5";
				hbquery.where = "ENNM like '%花凉%'";
				hbquery.returnGeometry=true;
			
				hbquery.outFields=fields; 
				
				
				hbqueryTask.execute(hbquery,new AsyncResponder(onResult,onFault1));
				
				map.addLayer(hbGraphicsLayer);
				
				//==========================================================================