前台脚本脚本转换

http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Geometry/GeometryServer/project?inSR=4326&outSR=102100&geometries=%7B%22geometryType%22%3A%22esriGeometryPoint%22%2C%22geometries%22%3A%5B%7B%22x%22%3A117.009563%2C%22y%22%3A30.93112%7D%5D%7D&f=HTML

 

var geometryService = new esri.tasks.GeometryService("http://tasks.arcgisonline.com/ArcGIS/rest/services/Geometry/GeometryServer");

      

　　var incoord = 102100;  //当前坐标系

　　var outcoord = 4326;  //目标坐标系

　　var inSR = new esri.SpatialReference({wkid: incoord });

　　var outSR = new esri.SpatialReference({wkid: outcoord});

      var inputpoint = new esri.geometry.Point(evt.mapPoint.x, evt.mapPoint.y, inSR);

      var PrjParams = new esri.tasks.ProjectParameters();

      PrjParams.geometries = [inputpoint];

      PrjParams.outSR = outSR;

       

      PrjParams.transformation = {wkid: parseInt(4326)}

            

      geometryService.project(PrjParams, function (outputpoint) { 

　　　　alert(经度："+outputpoint[0].x+",纬度："+ outputpoint[0].y);     

　　});

 

 

http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Geometry/GeometryServer/project?inSR=4326&outSR=102100&geometries=%7B%22geometryType%22%3A%22esriGeometryPoint%22%2C%22geometries%22%3A%5B%7B%22x%22%3A117.009563%2C%22y%22%3A30.93112%7D%5D%7D&f=HTML

 

http://www.gisinternals.com/release.php