public System .Drawing .Point MapToScreenPoint ( double mapX ,  double mapY )          {             ESRI .ArcGIS .ADF .Web .Geometry .Point adf_point  =  new ESRI .ArcGIS .ADF .Web .Geometry .Point (mapX , mapY ) ;             ESRI .ArcGIS .ADF .Web .Geometry .TransformationParams transformationParameters  =Map1 .GetTransformationParams (ESRI .ArcGIS .ADF .Web .Geometry .TransformationDirection .ToScreen ) ;             System .Drawing .Point screen_point  = adf_point .ToScreenPoint (transformationParameters ) ;              return screen_point ;          } 脚本客户端处理

//在地图上单击画点

var map = $find('Map1');

map.getGeometry(ESRI.ADF.Graphics.ShapeType.Point, usePoint, null, 'red', '#0000FF', 'pointer', true);

 

//获取鼠标点击的位置的地图坐标

function usePoint(clickPoint) 

{

  //地理坐标转到屏幕坐标

  var screenPoint=map.toScreenPoint(clickPoint);

  //获取屏幕坐标的X和Y分量

  var screenX=screenPoint.offsetX;

  var screenY=screenPoint.offsetY;

}

 

//屏幕坐标转到地理坐标

function ToMapXY(screenX,screenY)

{    var map = $find('Map1');

   //返回 ESRI.ADF.Geometries.Point 类型的点

   var mapPoint=map.toMapPoint(screenX,screenY);

}