地图坐标转屏幕坐标

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);

}