ArcGIS服务器样式获取指定符号代码实现

    private void axTOCControl1_OnDoubleClick(object sender, ITOCControlEvents_OnDoubleClickEvent e)  //调用
        {
            esriTOCControlItem itemType = esriTOCControlItem.esriTOCControlItemNone;
            IBasicMap basicMap = null;
            //  ILayer layer = null;
            object unk = null;
            object data = null;
            axTOCControl1.HitTest(e.x, e.y, ref itemType, ref basicMap, ref Layer, ref unk, ref data);
            if (e.button == 1)
            {
                if (itemType == esriTOCControlItem.esriTOCControlItemLegendClass)
                {
                    //取得图例
                    ILegendClass pLegendClass = ((ILegendGroup)unk).get_Class((int)data);
                    
                    //局部更新主Map控件
                    axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
                    //设置新的符号
                    pLegendClass.Symbol = getstyle("Marker Symbols", "Circle 5");
                    //更新主Map控件和图层控件
                    this.axMapControl1.ActiveView.Refresh();
                    this.axTOCControl1.Refresh();

                }



            }