创建泰森多边形代码

private void 泰森多边形ToolStripMenuItem_Click (object sender, EventArgs e)

{

  ITinLayer pTinLayer = GetTINLayer (@"E:\arcgis\Engine\IDW数据\dvtin");

  IFeatureClass pFeatureClass = GetFeatureClass (@"E:\arcgis\Engine\IDW数据", "Vr");

  CreateVr (pFeatureClass, pTinLayer.Dataset as ITin);

  IFeatureLayer pFeatLayer = new FeatureLayerClass ();

  pFeatLayer.Name = "泰森多边形";

  pFeatLayer.FeatureClass = pFeatureClass;

  axMapControl1.Map.AddLayer (pFeatLayer as ILayer);

}

/// <summary>

/// 创建泰森多边形

/// </summary>

/// <param name="pFeatureClass"></param>

/// <param name="pTin"></param>

void CreateVr (IFeatureClass pFeatureClass, ITin pTin)

{

  ITinNodeCollection pTinColl = pTin as ITinNodeCollection;

  pTinColl.ConvertToVoronoiRegions (pFeatureClass, null, null, "", "");

}

     运行结果