/// <summary>
/// 导出拓扑错误图形， 在指定要素数据集(IFeatureDataset)或工作空间(IWorkspace)新建要素类以保存拓扑错误图形
/// </summary>
/// <param name="topologyRule">拓扑规则</param>
/// <param name="topology">拓扑</param>
/// <param name="resultObject">指定的要素数据集(IFeatureDataset)或工作空间(IWorkspace)，用于创建新要素类，保存拓扑错误图形</param>
public static IFeatureClass TopoErrorToNewFeatureClass(this ITopologyRule topologyRule, ITopology topology, object resultObject, string resultClassName = null)
{
//获得指定拓扑规则类型的拓扑错误要素
var errorFeatures = GetTopoErrorFeatures(topologyRule, topology);
if (errorFeatures.Count < 1)
{
return(null);
}
//创建保存拓扑错误的要素类
var feature = errorFeatures[0] as IFeature;
var geoType = feature.Shape.GeometryType;
if (string.IsNullOrEmpty(resultClassName))
{
resultClassName = topologyRule.TopologyRuleType.ToString();
}
IFeature tmpFeature = errorFeatures[0] as IFeature;
var resultFeatureClass = FeatureClassEx.Create(resultObject, resultClassName,
tmpFeature.Shape.SpatialReference, geoType, new FieldsClass());
//将拓扑错误要素存入要素类中
TopoErrorInsertToFeatureClass(errorFeatures, resultFeatureClass);
return(resultFeatureClass);
}
/// <summary>
/// 创建要素类
/// </summary>
/// <param name="name">要素类名称（如果为shapefile,不能包含文件扩展名".shp"）</param>
/// <param name="sptialRef">空间参考坐标系。若参数obj为IFeatureDataset则应赋值为null；否则不能为null，
/// 可使用<see cref="SpatialRefOpt.CreateSpatialRef(esriSRProjCS4Type)"/>或其重载方法进行创建</param>
/// <param name="geometryType">几何类型（点/线/面等）</param>
/// <param name="fields">要创建的字段集（可以为null，该方法自动修改或加入OID和SHAPE字段以确保几何类型、坐标系与参数一致）</param>
/// <returns></returns>
public static IFeatureClass CreateFeatureClass(this IWorkspace workspace, string name, ISpatialReference sptialRef, esriGeometryType geometryType, IFields fields = null)
{
return(FeatureClassEx.Create(workspace, name, sptialRef, geometryType, fields));
}
/// <summary>
/// 创建要素类
/// </summary>
/// <param name="obj">IWorkspace、IFeatureWorkspace或IFeatureDataset对象，在该对象中创建要素类</param>
/// <param name="name">要素类名称（如果为shapefile,不能包含文件扩展名".shp"）</param>
/// <param name="fields">要创建的字段集（必须包含SHAPE字段），可参考<see cref="FieldOpt.CreateBaseFields"/>等方法创建字段集</param>
/// <returns></returns>
public static IFeatureClass CreateFeatureClass(this IWorkspace workspace, string name, IFields fields)
{
return(FeatureClassEx.Create(workspace, name, fields));
}