public static IFeatureClass GetShpFeatureClass(string directory, string fileName)
{
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactory();
IWorkspace workspace = workspaceFactory.OpenFromFile(directory, 0);
IFeatureClass featureClass = workspace.GetFeatureClass(fileName);
IWorkspaceFactoryLockControl factorylock = workspaceFactory as IWorkspaceFactoryLockControl;
if (factorylock.SchemaLockingEnabled)
{
factorylock.DisableSchemaLocking();
}
return(featureClass);
}
/// <summary>
/// 获得指定文件夹的工作区间要素编辑接口
/// </summary>
/// <param name="folder">文件夹路径</param>
/// <returns>要素编辑接口</returns>
public static IWorkspaceEdit GetEdit(string folder)
{
IWorkspaceFactory wsf = new ShapefileWorkspaceFactoryClass();
IWorkspaceFactoryLockControl ipWsFactoryLock = (IWorkspaceFactoryLockControl)wsf;
if (ipWsFactoryLock.SchemaLockingEnabled)
{
ipWsFactoryLock.DisableSchemaLocking();
}
IFeatureWorkspace fws = (IFeatureWorkspace)wsf.OpenFromFile(folder, 0);
IWorkspaceEdit wsEdit = fws as IWorkspaceEdit;
return(wsEdit);
}
//获取featureClass
public static IFeatureClass GetFeatureClass(string filePath)
{
IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactory();
IWorkspaceFactoryLockControl pWorkspaceFactoryLockControl = pWorkspaceFactory as IWorkspaceFactoryLockControl;
if (pWorkspaceFactoryLockControl.SchemaLockingEnabled)
{
pWorkspaceFactoryLockControl.DisableSchemaLocking();
}
IWorkspace pWorkspace = pWorkspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(filePath), 0);
IFeatureWorkspace pFeatureWorkspace = pWorkspace as IFeatureWorkspace;
IFeatureClass pFeatureClass = pFeatureWorkspace.OpenFeatureClass(System.IO.Path.GetFileName(filePath));
return(pFeatureClass);
}
public static void Move(string filePath, List <StockTable> tables)
{
IWorkspaceFactory workspaceFactory = new AccessWorkspaceFactoryClass();
IWorkspace workspace = workspaceFactory.OpenFromFile(filePath, 0);
IEnumDataset dataset = workspace.get_Datasets(esriDatasetType.esriDTFeatureDataset);
IFeatureDataset featureDataset = dataset.Next() as IFeatureDataset;
foreach (var table in tables)
{
}
IWorkspaceFactoryLockControl factorylock = workspaceFactory as IWorkspaceFactoryLockControl;
if (factorylock.SchemaLockingEnabled)
{
factorylock.DisableSchemaLocking();
}
}
/// <summary>
/// 给要素类 添加字段 XZSDM XZSMC
/// </summary>
/// <param name="filePath"></param>
/// <param name="tables"></param>
public static void AddFields(string filePath, List <StockTable> tables)
{
IWorkspaceFactory workspaceFactory = new AccessWorkspaceFactoryClass();
IWorkspace workspace = workspaceFactory.OpenFromFile(filePath, 0);
foreach (var table in tables)
{
IFeatureClass featureClass = workspace.GetFeatureClass(table.Name);
if (featureClass != null)
{
IClass pClass = featureClass as IClass;
IFieldsEdit fieldsEdit = featureClass.Fields as IFieldsEdit;
IField field = null;
IFieldEdit fieldedit = null;
var index = featureClass.Fields.FindField("XZSDM");
if (index == -1)
{
field = new FieldClass();
fieldedit = field as IFieldEdit;
fieldedit.Type_2 = esriFieldType.esriFieldTypeString;
fieldedit.Name_2 = "XZSDM";
pClass.AddField(field);
}
index = featureClass.Fields.FindField("XZSMC");
if (index == -1)
{
field = new FieldClass();
fieldedit = field as IFieldEdit;
fieldedit.Type_2 = esriFieldType.esriFieldTypeString;
fieldedit.Name_2 = "XZSMC";
pClass.AddField(field);
}
}
}
IWorkspaceFactoryLockControl factorylock = workspaceFactory as IWorkspaceFactoryLockControl;
if (factorylock.SchemaLockingEnabled)
{
factorylock.DisableSchemaLocking();
}
}
private static IFeatureClass GetFeatureClass(string mdbfile, string featureClassName)
{
IWorkspaceFactory workspaceFactory = new AccessWorkspaceFactoryClass();
IWorkspace workspace = workspaceFactory.OpenFromFile(mdbfile, 0);
IFeatureClass featureClass = workspace.GetFeatureClass(featureClassName);
IWorkspaceFactoryLockControl factorylock = workspaceFactory as IWorkspaceFactoryLockControl;
if (factorylock.SchemaLockingEnabled)
{
factorylock.DisableSchemaLocking();
}
IDataset dataset = featureClass as IDataset;
Console.WriteLine(dataset.FullName);
Console.WriteLine(dataset.Name);
Console.WriteLine(dataset.BrowseName);
Console.WriteLine(dataset.Category);
Console.WriteLine(featureClass.AliasName);
return(featureClass);
}
/// <summary>
/// 根据栅格图层创建SHP，栅格图层要在根目录
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void CreatePolygenShpFromRasterLayerButton_Click(object sender, EventArgs e)
{
string strFileNameWithType = "Rectangle.shp"; //shp文件名
string strFolderPath = Application.StartupPath;
IWorkspaceFactory mIWorkspaceFactory = new ShapefileWorkspaceFactory(); //文件夹
IWorkspace mIWorkspace = mIWorkspaceFactory.OpenFromFile(strFolderPath, 0);
IFeatureWorkspace mIFeatureWorkspace = mIWorkspace as IFeatureWorkspace;
IFeatureClass mIFeatureClass;
if (File.Exists(strFolderPath + "\\" + strFileNameWithType))
{
mIFeatureClass = mIFeatureWorkspace.OpenFeatureClass(strFileNameWithType);//fileName为文件名(不包含路径)
IDataset mIDataset = mIFeatureClass as IDataset;
mIDataset.Delete();
}
//指定类型和空间参考
IGeometryDef mIGeometryDef = new GeometryDefClass();
IGeometryDefEdit mIGeometryDefEdit = mIGeometryDef as IGeometryDefEdit;
mIGeometryDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolygon;
mIGeometryDefEdit.SpatialReference_2 = this.MapControl.SpatialReference;
//建立Shp文件的字段集
IFields mIFields = new FieldsClass();
IFieldsEdit mIFieldsEdit = mIFields as IFieldsEdit;
IField mIField = new FieldClass();
IFieldEdit mIFieldEdit = mIField as IFieldEdit;
//建立shape（几何）字段
mIFieldEdit.Name_2 = "Shape";
mIFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
mIFieldEdit.GeometryDef_2 = mIGeometryDef;
mIFieldsEdit.AddField(mIField);
//新建Name字段
mIField = new FieldClass();
mIFieldEdit = mIField as IFieldEdit;
mIFieldEdit.Length_2 = 32;
mIFieldEdit.Name_2 = "Name";
mIFieldEdit.AliasName_2 = "Name";
mIFieldEdit.Type_2 = esriFieldType.esriFieldTypeString;
mIFieldsEdit.AddField(mIField);
//新建Xmin字段
mIField = new FieldClass();
mIFieldEdit = mIField as IFieldEdit;
mIFieldEdit.Length_2 = 32;
mIFieldEdit.Name_2 = "Xmin";
mIFieldEdit.AliasName_2 = "Xmin";
mIFieldEdit.Type_2 = esriFieldType.esriFieldTypeDouble;
mIFieldsEdit.AddField(mIField);
//新建Ymin字段
mIField = new FieldClass();
mIFieldEdit = mIField as IFieldEdit;
mIFieldEdit.Length_2 = 32;
mIFieldEdit.Name_2 = "Ymin";
mIFieldEdit.AliasName_2 = "Ymin";
mIFieldEdit.Type_2 = esriFieldType.esriFieldTypeDouble;
mIFieldsEdit.AddField(mIField);
//新建Xmax字段
mIField = new FieldClass();
mIFieldEdit = mIField as IFieldEdit;
mIFieldEdit.Length_2 = 32;
mIFieldEdit.Name_2 = "Xmax";
mIFieldEdit.AliasName_2 = "Xmax";
mIFieldEdit.Type_2 = esriFieldType.esriFieldTypeDouble;
mIFieldsEdit.AddField(mIField);
//新建Ymax字段
mIField = new FieldClass();
mIFieldEdit = mIField as IFieldEdit;
mIFieldEdit.Length_2 = 32;
mIFieldEdit.Name_2 = "Ymax";
mIFieldEdit.AliasName_2 = "Ymax";
mIFieldEdit.Type_2 = esriFieldType.esriFieldTypeDouble;
mIFieldsEdit.AddField(mIField);
//新建CSize字段
mIField = new FieldClass();
mIFieldEdit = mIField as IFieldEdit;
mIFieldEdit.Length_2 = 32;
mIFieldEdit.Name_2 = "CSize";
mIFieldEdit.AliasName_2 = "CSize";
mIFieldEdit.Type_2 = esriFieldType.esriFieldTypeDouble;
mIFieldsEdit.AddField(mIField);
//新建Width字段
mIField = new FieldClass();
mIFieldEdit = mIField as IFieldEdit;
mIFieldEdit.Length_2 = 32;
mIFieldEdit.Name_2 = "Width";
mIFieldEdit.AliasName_2 = "Width";
mIFieldEdit.Type_2 = esriFieldType.esriFieldTypeInteger;
mIFieldsEdit.AddField(mIField);
//新建Height字段
mIField = new FieldClass();
mIFieldEdit = mIField as IFieldEdit;
mIFieldEdit.Length_2 = 32;
mIFieldEdit.Name_2 = "Height";
mIFieldEdit.AliasName_2 = "Height";
mIFieldEdit.Type_2 = esriFieldType.esriFieldTypeInteger;
mIFieldsEdit.AddField(mIField);
//最后创建Shp文件
mIFeatureClass = mIFeatureWorkspace.CreateFeatureClass(strFileNameWithType, mIFields, null, null, esriFeatureType.esriFTSimple, "Shape", "");
for (int i = 0; i < this.MapControl.LayerCount; i++)
{
ILayer mILayer = this.MapControl.get_Layer(i);
IRasterLayer mIRasterLayer = mILayer as IRasterLayer;
if (mIRasterLayer != null)
{
IRasterProps mIRasterProps = mIRasterLayer.Raster as IRasterProps;
IFeature mIFeature = mIFeatureClass.CreateFeature();
IPointCollection mIPointCollection = new PolygonClass();
mIPointCollection.AddPoint(mIRasterProps.Extent.UpperLeft);
mIPointCollection.AddPoint(mIRasterProps.Extent.UpperRight);
mIPointCollection.AddPoint(mIRasterProps.Extent.LowerRight);
mIPointCollection.AddPoint(mIRasterProps.Extent.LowerLeft);
mIPointCollection.AddPoint(mIRasterProps.Extent.UpperLeft);
IPolygon mIPolygon = (IPolygon)mIPointCollection;
mIFeature.Shape = mIPolygon;
mIFeature.set_Value(mIFeature.Fields.FindField("Name"), mILayer.Name);
mIFeature.set_Value(mIFeature.Fields.FindField("Xmin"), mIRasterProps.Extent.XMin);
mIFeature.set_Value(mIFeature.Fields.FindField("Ymin"), mIRasterProps.Extent.YMin);
mIFeature.set_Value(mIFeature.Fields.FindField("Xmax"), mIRasterProps.Extent.XMax);
mIFeature.set_Value(mIFeature.Fields.FindField("Ymax"), mIRasterProps.Extent.YMax);
mIFeature.set_Value(mIFeature.Fields.FindField("CSize"), mIRasterProps.MeanCellSize().X.RetentionDecimal(3));
//douCellSize = mIRasterProps.MeanCellSize().X.RetentionDecimal(3);
mIFeature.set_Value(mIFeature.Fields.FindField("Width"), mIRasterProps.Width);
mIFeature.set_Value(mIFeature.Fields.FindField("Height"), mIRasterProps.Height);
mIFeature.Store();
}
}
//解除锁定
IWorkspaceFactoryLockControl mIWorkspaceFactoryLockControl = mIWorkspaceFactory as IWorkspaceFactoryLockControl;
if (mIWorkspaceFactoryLockControl.SchemaLockingEnabled)
{
mIWorkspaceFactoryLockControl.DisableSchemaLocking();
}
}
/// <summary>
/// Opens the workspace.
/// </summary>
/// <param name="sFilePath">The s file path.</param>
/// <param name="type">The type.</param>
/// <returns>IWorkspace.</returns>
public static IWorkspace OpenWorkspace(string sFilePath, DataType type)
{
IWorkspace result;
try
{
sFilePath = sFilePath.TrimEnd(new char[]
{
'\\'
});
IWorkspaceFactory workspaceFactory = null;
if (type <= DataType.sde)
{
switch (type)
{
case DataType.shp:
workspaceFactory = new ShapefileWorkspaceFactoryClass();
//关闭资源锁定
IWorkspaceFactoryLockControl ipWsFactoryLock = (IWorkspaceFactoryLockControl)workspaceFactory;
if (ipWsFactoryLock.SchemaLockingEnabled)
{
ipWsFactoryLock.DisableSchemaLocking();
}
break;
case DataType.mdb:
workspaceFactory = new AccessWorkspaceFactoryClass();
break;
case (DataType)3:
break;
case DataType.gdb:
workspaceFactory = new FileGDBWorkspaceFactoryClass();
break;
default:
if (type == DataType.sde)
{
workspaceFactory = new SdeWorkspaceFactoryClass();
}
break;
}
}
else if (type != DataType.cad)
{
if (type != DataType.raster)
{
if (type == DataType.coverage)
{
workspaceFactory = new ArcInfoWorkspaceFactoryClass();
}
}
else
{
workspaceFactory = new RasterWorkspaceFactoryClass();
}
}
else
{
workspaceFactory = new CadWorkspaceFactoryClass();
}
result = workspaceFactory.OpenFromFile(sFilePath, 0);
}
catch
{
result = null;
}
return(result);
}
/// <summary>
/// 创建矢量图层
/// </summary>
/// <param name="path">图层路径</param>
/// <param name="sr">参考系</param>
/// <param name="attributeNames">属性名称</param>
/// <param name="attributeTypes">属性类型</param>
/// <param name="shapeType">图层形状</param>
///<returns>要素图层</returns>
public static IFeatureLayer CreateFeatureLayer(string path, ISpatialReference sr, string[] attributeNames, string[] attributeTypes, string shapeType)
{
IWorkspaceFactory xjWsF = new ShapefileWorkspaceFactoryClass();
IWorkspaceFactoryLockControl ipWsFactoryLock = (IWorkspaceFactoryLockControl)xjWsF;
if (ipWsFactoryLock.SchemaLockingEnabled)
{
ipWsFactoryLock.DisableSchemaLocking();
}
IFeatureWorkspace xjFWs = (IFeatureWorkspace)xjWsF.OpenFromFile(System.IO.Path.GetDirectoryName(path), 0);
//新建字段集
IFields xjFields = new FieldsClass();
IFieldsEdit xjFieldsEdit = (IFieldsEdit)xjFields;
//新建Shape字段
IField xjField = new FieldClass();
IFieldEdit xjFieldEdit = (IFieldEdit)xjField;
xjFieldEdit.Name_2 = "Shape"; //字段名
xjFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry; //字段类型
IGeometryDef xjGeometryDef = new GeometryDefClass();
IGeometryDefEdit xjGDefEdit = (IGeometryDefEdit)xjGeometryDef;
if (shapeType.Equals("P"))
{
xjGDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPoint;//几何类型
}
else if (shapeType.Equals("L"))
{
xjGDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolyline;//几何类型
}
else
{
xjGDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolygon; //几何类型
}
xjGDefEdit.SpatialReference_2 = sr; //参考系
xjFieldEdit.GeometryDef_2 = xjGeometryDef;
xjFieldsEdit.AddField(xjField);
IFeatureClass xjFeatureClass;
IFeatureLayer fl = new FeatureLayerClass();
//新建其他字段
if (attributeNames == null)
{
xjFeatureClass = xjFWs.CreateFeatureClass(System.IO.Path.GetFileName(path), xjFields, null, null, esriFeatureType.esriFTSimple, "Shape", "");
fl.FeatureClass = xjFeatureClass;
return(fl);
}
for (int i = 0; i < attributeNames.Length; i++)
{
IField xjField2 = new FieldClass();
IFieldEdit xjFieldEdit2 = xjField2 as IFieldEdit;
xjFieldEdit2.Name_2 = attributeNames[i];
xjFieldEdit2.Type_2 = GetType(attributeTypes[i]);
xjFieldsEdit.AddField(xjField2);
}
xjFeatureClass = xjFWs.CreateFeatureClass(System.IO.Path.GetFileName(path), xjFields, null, null, esriFeatureType.esriFTSimple, "Shape", "");
fl.FeatureClass = xjFeatureClass;
return(fl);
}
