读取线图层上的点，输出为点图层-白红宇

读取线图层上的点，输出为点图层

阅读量：5079 次

发布时间：2019-06-12

本文共 2400 字，大约阅读时间需要 8 分钟。

1 private void 输出断面点ToolStripMenuItem_Click(object sender, EventArgs e) 2         { 3             ESRI.ArcGIS.Geodatabase.IWorkspaceFactory wsf = new ESRI.ArcGIS.DataSourcesFile.ShapefileWorkspaceFactory(); 4             IWorkspace ws = wsf.OpenFromFile(@"F:\1-水利项目\安徽水利\0826处理", 0); 5              6             IFeatureClass autoStation = (ws as IFeatureWorkspace).OpenFeatureClass("站点位置线"); 7             IFeatureClass f1 = (ws as IFeatureWorkspace).OpenFeatureClass("断面点"); 8  9             int num = autoStation.FeatureCount(null);10             //List
     
       listpt = new List
      
       ();11             int k = 0;12             for (int i = 0; i < num; i++) //for (int i = 0; i < ptc.PointCount; i++)// for (int i = 0; i < num; i++)13             {14                 IPolyline pl = autoStation.GetFeature(i).Shape as IPolyline;15                 IPointCollection ptc = pl as IPointCollection;16                 if (i < num - 1)17                 {18                     IPoint pt = ptc.get_Point(0);19                     k++;20                     IFeature fea = f1.CreateFeature();21                     fea.Shape = pt;22                     fea.set_Value(fea.Fields.FindField("Id"), k);23                     fea.set_Value(fea.Fields.FindField("longi"), pt.X);24                     fea.set_Value(fea.Fields.FindField("latit"), pt.Y);25                     fea.Store();26 27                 }28                 else29                 {30                     IPoint pt = ptc.get_Point(0);31                     k++;32                     IFeature fea = f1.CreateFeature();33                     fea.Shape = pt;34                     fea.set_Value(fea.Fields.FindField("Id"), k);35                     fea.set_Value(fea.Fields.FindField("longi"), pt.X);36                     fea.set_Value(fea.Fields.FindField("latit"), pt.Y);37                     fea.Store();38                     pt = ptc.get_Point(1);39                     k++;40                     fea = f1.CreateFeature();41                     fea.Shape = pt;42                     fea.set_Value(fea.Fields.FindField("Id"), k);43                     fea.set_Value(fea.Fields.FindField("longi"), pt.X);44                     fea.set_Value(fea.Fields.FindField("latit"), pt.Y);45                     fea.Store();46                 }47             }48         }

转载于:https://www.cnblogs.com/fatherZyl/p/3284332.html

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