diff --git a/GISDlg.cpp b/GISDlg.cpp
index 3a5915f..b18a768 100644
--- a/GISDlg.cpp
+++ b/GISDlg.cpp
@@ -2803,7 +2803,7 @@ void CGISDlg::MouseMoveMap1(short Button, short Shift, long x, long y)
 		//标注距离和方位
 		AddPointShapeLayer(m_longLabelPlotID,_ptLon, _ptLat, str, _T("红色"), RGB(255,0,0));
 	}
-
+	//高程分析时
 	if (g_bDemAnalysising && g_iDemPointNum>=1 )
 	{
 		double lon = 0, lat = 0;
@@ -2818,20 +2818,15 @@ void CGISDlg::MouseMoveMap1(short Button, short Shift, long x, long y)
 			m_map.RemoveLayer(g_lDemAltLayerID[g_iDemPointNum-1]);
 
 			//创建线图层
-			CreateEmptyShapfile(g_lDemAltLayerID[g_iDemPointNum-1], 1, RGB(0,0,255));
+			CreateEmptyShapfile(g_lDemAltLayerID[g_iDemPointNum-1], 1, RGB(255,255,255));
 
 			//绘制线段
 			AddOnePoint2Shapfile(g_lDemAltLayerID[g_iDemPointNum-1], 1, g_dDemPtLon[g_iDemPointNum-1], g_dDemPtLat[g_iDemPointNum-1]);
 			AddOnePoint2Shapfile(g_lDemAltLayerID[g_iDemPointNum-1], 1, lon, lat);
 
-			//显示线段的距离和方位
-/*
-			if (g_lDemAltDisLayerID[g_iDemPointNum-1]!=-1)
-			{
-				m_map.ClearDrawing(g_lDemAltDisLayerID[g_iDemPointNum-1]);
-			}
-			g_lDemAltDisLayerID[g_iDemPointNum-1] = m_map.NewDrawing(1);*/
-			//DrawLineLabel(g_lDemAltDisLayerID[g_iDemPointNum-1], g_dDemPtLon[g_iDemPointNum-1], g_dDemPtLat[g_iDemPointNum-1], lon, lat);
+			//显示线段的距离和方位（绘制标注）
+			DrawLineLabel(g_lDemAltLayerID[g_iDemPointNum-1], g_dDemPtLon[g_iDemPointNum-1], g_dDemPtLat[g_iDemPointNum-1], lon, lat);
+			
 		}
 	}
 
@@ -2888,20 +2883,16 @@ void CGISDlg::AddTextToPointShapeLayer(long &drawLayerID, const double lon, cons
 	m_map.Redraw();
 }
 
-//功能：显示两点所连线段的距离和方位
+//功能：显示两点所连线段的距离和方位标注（Label）
+// drawLayerID	   绘制标注的图层ID
+// ptLon1, ptLat1  第一个点的经纬度
+// ptLon2, ptLat2  第二个点的经纬度
 void CGISDlg::DrawLineLabel(long &drawLayerID, const double ptLon1, const double ptLat1, const double ptLon2, const double ptLat2)
 {
-	//没有加载地图，返回
-	if (!m_bHaveAddMap)
-	{
-		return;
-	}
-
 	double _dis, _angle;
 	CalculateTwoPtsDistanceAzimuth(_dis, _angle, ptLon1, ptLat1, ptLon2, ptLat2, 3);
 
 	CString str = _T("");
-
 	if ( _dis < 1000)
 	{
 		str.Format(_T("%.1fm/%.1f°"), _dis, _angle);		
@@ -2918,45 +2909,22 @@ void CGISDlg::DrawLineLabel(long &drawLayerID, const double ptLon1, const double
 	//计算标注点坐标
 	TargetPos2LabelPos(textLon, textLat, (ptLon1 + ptLon2)/2, (ptLat1 + ptLat2)/2);
 
-	//判断点矢量图层是否已经存在，存在则删除
-	if (drawLayerID > 0)
-	{
-		//清除标绘的点矢量图层
-		ClearPointShape(drawLayerID);
-		drawLayerID = -1;
-	}
-
 	if (_T("") != str)
 	{
-		//创建点图层
-		CreateEmptyShapfile(drawLayerID, 0, RGB(255,0,0)); //红色
-
 		//Label集合
 		CLabels labesPtr;
 		labesPtr = (m_map.GetShapefile(drawLayerID)).GetLabels();
-		//labesPtr = m_map.GetDrawingLabels(drawLayerID);
 		
-		labesPtr.SetFontColor(RGB(255,255,0));
+		labesPtr.SetFontColor(RGB(255,127,0));
+		labesPtr.SetFrameTransparency(0);
 		labesPtr.SetAlignment(1);
 		labesPtr.SetFontBold(TRUE);
 		labesPtr.SetFontName(_T("Times New Roman"));
-		labesPtr.SetFontSize(10);
+		labesPtr.SetFontSize(15);
+		labesPtr.put_FontSize2(15);
 
-		//CLabelCategory labelCategory = labesPtr.AddCategory(_T(""));
-/*
-		labelCategory.SetFontColor(RGB(255,255,0));
-		labelCategory.SetAlignment(1);
-		labelCategory.SetFontBold(TRUE);
-		labelCategory.SetFontName(_T("Times New Roman"));
-		labelCategory.SetFontSize(10);*/
-
-<<<<<<< HEAD
-		labesPtr.AddLabel((LPCTSTR)str, textLon, textLat, 0, 0); //4.9版本此处有问题，会导致程序崩溃
-=======
-		//labesPtr.AddLabel(str, textLon, textLat, 0, 0);
->>>>>>> master
+		labesPtr.AddLabel(str, textLon, textLat, 0, 0);
 	}
-
 	//重绘
 	m_map.Redraw();
 }
@@ -6608,13 +6576,17 @@ afx_msg LRESULT CGISDlg::OnZoomToLocation(WPARAM wParam, LPARAM lParam)
 	return 0;
 }
 
+// 右键菜单-高程分析-高程分析
 void CGISDlg::OnMenuLightRegion()
 {
 	/*if (m_dlgLightRegion.GetSafeHwnd())
 	{
 		m_dlgLightRegion.ShowWindow(TRUE);
 	}*/
-
+	if(!m_bHaveAddMap){
+		AfxMessageBox( _T( "请先加载地图！"));
+		return;
+	}
 	g_bDemAnalysising = true;
 	g_iDemPointNum = 0;
 }