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  • ArcEngine创建ShapeFile文件3


    /*

    /// <summary>
    /// 将wkt转换为shapefile konghuifang 20171017
    /// </summary>
    /// <param name="strShapeFolder"></param>
    /// <param name="strShapeName"></param>
    /// <param name="wkt"></param>
    public void ConvertFeaClaToShp(string strShapeFolder, string strShapeName, string wkt)
    {

    IFeatureClass pointFC = null;
    IFeatureClass polylineFC = null;
    IFeatureClass polygonFC = null;


    IFeatureWorkspace pFWS = OpenShpFeaWS(strShapeFolder, strShapeName);

    if (wkt.ToUpper().Contains("POLYGON"))
    {
    //创建面要素集
    polygonFC = CreateFeatureClass(strShapeName, wkt, pFWS);

    }
    else if (wkt.ToUpper().Contains("POLYLINE"))
    {
    //创建线要要素集
    polylineFC = CreateFeatureClass(strShapeName, wkt, pFWS);
    }

    else if (wkt.ToUpper().Contains("POINT"))
    {
    //创建点要素集(String featureClassName, esriGeometryType type, ISpatialReference sr, IFeatureWorkspace featureWorkspace, List<IField> fieldList)
    pointFC = CreateFeatureClass(strShapeName, wkt, pFWS);
    }


    string[] wktArray = wkt.Split(';');
    string geoType = string.Empty;
    foreach (string s in wktArray)
    {
    //geoType = s.Substring(0, s.IndexOf("(")).Trim().ToLower();

    IGeometry geo = GeometryConverter.ConvertWKTToGeometry(s);
    if (geo.GeometryType == esriGeometryType.esriGeometryPoint ||
    geo.GeometryType == esriGeometryType.esriGeometryMultipoint)
    {
    IFeature pfea = pointFC.CreateFeature();
    pfea.Shape = geo;
    pfea.Store();
    }
    else if (geo.GeometryType == esriGeometryType.esriGeometryLine ||
    geo.GeometryType == esriGeometryType.esriGeometryPolyline)
    {
    IFeature pfea = polylineFC.CreateFeature();
    pfea.Shape = geo;
    pfea.Store();
    }
    else if (geo.GeometryType == esriGeometryType.esriGeometryPolygon)
    {
    IFeature pfea = polygonFC.CreateFeature();
    pfea.Shape = geo;

    int fieldIndex = pfea.Fields.FindField("wkt");
    object obc = s as object;

    pfea.set_Value(fieldIndex, obc);

    pfea.Store();

    }
    else
    {
    throw new Exception("WKT生成shapefile错误");
    }

    }

    }

    /// <summary>
    /// 将wkt转换为shapefile konghuifang 20171017
    /// </summary>
    /// <param name="strMdbFolder"></param>
    /// <param name="strMdbName"></param>
    /// <param name="wkt"></param>
    public void ConvertFeaClaToMdb(string strMdbPath, string pFeatureClassName, string wkt)
    {

    IFeatureClass pFeatureClass = CreateFeatureClass(strMdbPath, pFeatureClassName, wkt);

    string[] wktArray = wkt.Split(';');
    string geoType = string.Empty;
    foreach (string s in wktArray)
    {

    IGeometry geo = GeometryConverter.ConvertWKTToGeometry(s);
    if (geo.GeometryType == esriGeometryType.esriGeometryPoint ||
    geo.GeometryType == esriGeometryType.esriGeometryMultipoint)
    {
    IFeature pfea = pFeatureClass.CreateFeature();
    pfea.Shape = geo;
    pfea.Store();
    }
    else if (geo.GeometryType == esriGeometryType.esriGeometryLine ||
    geo.GeometryType == esriGeometryType.esriGeometryPolyline)
    {
    IFeature pfea = pFeatureClass.CreateFeature();
    pfea.Shape = geo;
    pfea.Store();
    }
    else if (geo.GeometryType == esriGeometryType.esriGeometryPolygon)
    {
    IFeature pfea = pFeatureClass.CreateFeature();
    pfea.Shape = geo;

    //int fieldIndex = pfea.Fields.FindField("wkt");
    //object obc = s as object;
    //pfea.set_Value(fieldIndex, obc);

    pfea.Store();

    }
    else
    {
    throw new Exception("WKT生成要素类错误");
    }

    }

    }

    */

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  • 原文地址:https://www.cnblogs.com/khfang/p/7685574.html
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