ArcGIS Engine 10 开发手册(8-23)创建泰森多边形

时间: 1月31日阅读: 1,431 分类: ArcGIS Engine 10 开发手册标签: ArcGIS, ArcGIS Engine

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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, "", "");

}