/// <summary>
/// 两图层进行裁剪运算
/// </summary>
/// <param name="inputLayer">被裁剪图层</param>
/// <param name="clipLayer">裁剪图层</param>
/// <param name="outputFullPath">输出图层完整路径</param>
public void ClipByLayer(ILayer inputLayer, ILayer clipLayer, string outputFullPath)
{
string inputPath = GetLayerPath(inputLayer);
string clipPath = GetLayerPath(clipLayer);
Clip clipTool = new Clip();
clipTool.in_features = inputPath;
clipTool.clip_features = clipPath;
clipTool.out_feature_class = outputFullPath;
Geoprocessor processor = new Geoprocessor();
IGPProcess process = null;
processor.OverwriteOutput = true;
process = clipTool;
processor.Validate(process, true);
processor.Execute(process, null);
FileInfo fi = new FileInfo(outputFullPath);
string pathDir = fi.Directory.FullName;
string name = fi.Name;
IWorkspaceFactory wsf = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace fws = wsf.OpenFromFile(pathDir, 0) as IFeatureWorkspace;
IFeatureClass featCls = fws.OpenFeatureClass(name);
IFeatureLayer layer = new FeatureLayerClass();
layer.FeatureClass = featCls;
layer.Name = featCls.AliasName;
m_mapControl.Map.AddLayer(layer as ILayer);
}
public object GetWorkspace(string strType, string strArgs)
{
IWorkspaceFactory wsf = null;
IWorkspace m_SystemWorkspace = null;
switch (strType)
{
case "PGDB":
wsf = new AccessWorkspaceFactoryClass();
m_SystemWorkspace = wsf.OpenFromFile(strArgs, 0);
break;
case "FILEGDB":
wsf = new ShapefileWorkspaceFactoryClass();
m_SystemWorkspace = wsf.OpenFromFile(strArgs, 0);
break;
case "SDE":
IPropertySet pSet = new PropertySetClass();
string[] argList = strArgs.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
foreach (string strArg in argList)
{
string[] argPair = strArg.Split(new char[] { ':' });
pSet.SetProperty(argPair[0], argPair[1]);
}
wsf = new SdeWorkspaceFactoryClass();
m_SystemWorkspace = wsf.Open(pSet, 0);
break;
default:
throw new Exception("系统Workspace配置了无法识别的数据库:Workspace类型应该在PGDB、FILEGDB和SDE之内");
}
return(m_SystemWorkspace);
}
///方法2：用生成等值线方法进行拟合
///步骤：1）点生成txt文件，存于临时文件夹下；
///2）点文件生成点要素层→转为Raster→提取等值线；《参考生成等值线方法》
#region 制要素
/// <summary>
/// 从本地获得要素类
/// </summary>
/// <param name="shapefileDirectory">文件路径（不含文件名）</param>
/// <param name="shapefileName">文件名</param>
/// <returns></returns>
/// <remarks></remarks>
public static IFeatureClass GetFeatureClassFromShapefileOnDisk(String shapefileDirectory, String shapefileName)
{
DirectoryInfo directoryInfo_check = new DirectoryInfo(shapefileDirectory);
if (directoryInfo_check.Exists)
{
//检查路径
FileInfo fileInfo_check = new FileInfo(shapefileDirectory + "\\" + shapefileName);
if (fileInfo_check.Exists)
{
//获取要素类
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace workspace = workspaceFactory.OpenFromFile(shapefileDirectory, 0);
IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)workspace;
IFeatureClass featureClass = featureWorkspace.OpenFeatureClass(shapefileName);
return(featureClass);
}
else
{
return(null);
}
}
else
{
return(null);
}
}
public void shpDel(string shppath)
{
if (string.IsNullOrEmpty(shppath))
{
return;
}
if (!System.IO.File.Exists(shppath))
{
return;
}
using (ComReleaser comreleaser = new ComReleaser())
{
IWorkspaceFactory WspFac = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace fteWsp = WspFac.OpenFromFile(System.IO.Path.GetDirectoryName(shppath), 0) as IFeatureWorkspace;
IFeatureClass fClss = fteWsp.OpenFeatureClass(System.IO.Path.GetFileName(shppath));
IFeatureLayer fteLyr = new FeatureLayerClass();
IDataset dataset = null;
if (fClss == null)
{
return;
}
fteLyr.FeatureClass = fClss;
fteLyr.Name = fteLyr.FeatureClass.AliasName;
//定义数据集，保证处于编辑状态
dataset = fteLyr.FeatureClass as IDataset;
dataset.Delete();
}
}
public void ExportToSHP(string name, string outputPath)
{
IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace pWorkspace = (IWorkspace)pWorkspaceFactory.OpenFromFile(outputPath, 0);
ConvertFeatureClassToGDB(this.m_workSpace, pWorkspace, name, name, null);
}
public object GetWorkspace(string strType, string strArgs)
{
IWorkspaceFactory wsf = null;
IWorkspace m_SystemWorkspace = null;
switch (strType)
{
case "PGDB":
wsf = new AccessWorkspaceFactoryClass();
m_SystemWorkspace = wsf.OpenFromFile(strArgs, 0);
break;
case "FILEGDB":
wsf = new ShapefileWorkspaceFactoryClass();
m_SystemWorkspace = wsf.OpenFromFile(strArgs, 0);
break;
case "SDE":
IPropertySet pSet = new PropertySetClass();
string[] argList = strArgs.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
foreach (string strArg in argList)
{
string[] argPair = strArg.Split(new char[] { ':' });
pSet.SetProperty(argPair[0], argPair[1]);
}
wsf = new SdeWorkspaceFactoryClass();
m_SystemWorkspace = wsf.Open(pSet, 0);
break;
default:
throw new Exception("系统Workspace配置了无法识别的数据库:Workspace类型应该在PGDB、FILEGDB和SDE之内");
}
return m_SystemWorkspace;
}
/// <summary>
/// Opens a shapefile polyline featureclass
/// </summary>
/// <returns></returns>
private IFeatureClass OpenFeatureClass()
{
string fileName = System.IO.Path.GetFileNameWithoutExtension(m_shapefileName);
//instantiate a new workspace factory
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
//get the workspace directory
string path = System.IO.Path.GetDirectoryName(m_shapefileName);
//open the workspace containing the featureclass
IFeatureWorkspace featureWorkspace = workspaceFactory.OpenFromFile(path, 0) as IFeatureWorkspace;
//open the featureclass
IFeatureClass featureClass = featureWorkspace.OpenFeatureClass(fileName);
//make sure that the featureclass type is polyline
if (featureClass.ShapeType != esriGeometryType.esriGeometryPolyline)
{
featureClass = null;
}
//return the featureclass
return(featureClass);
}
/// <summary>
/// 打开要素类
/// </summary>
/// <param name="path">shp文件的存储路径</param>
public static IFeatureClass OpenFeatClass(string path)
{
if (!File.Exists(path))
{
return(null);
}
IWorkspace workspace;
IFeatureWorkspace featureWorkspace;
IFeatureClass featureClass;
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
workspace = workspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(path), 0);
featureWorkspace = workspace as IFeatureWorkspace;
string filename = System.IO.Path.GetFileNameWithoutExtension(path);
featureClass = featureWorkspace.OpenFeatureClass(filename);
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureWorkspace);
System.Runtime.InteropServices.Marshal.ReleaseComObject(workspaceFactory);
if (featureClass != null)
{
return(featureClass);
}
return(null);
}
//打开shape文件
public static IFeatureClass OpenFeatureClassFromShapefile(string sPath,string sShapeName)
{
IFeatureClass rltFClass=null;
IWorkspaceFactory pWSFact;
IWorkspace pWS;
IFeatureWorkspace pFWS;
try
{
pWSFact=new ShapefileWorkspaceFactoryClass();
pWS=pWSFact.OpenFromFile(sPath,0);
pFWS = pWS as IFeatureWorkspace;
rltFClass=pFWS.OpenFeatureClass(sShapeName);
}
catch(Exception e)
{
MessageBox.Show(e.Message);
return null;
}
return rltFClass;
}
private IFeature Convert_Point2MultiPoint_Class(IFeatureClass PointFeatureClass)
{
IWorkspaceFactory contourWSF = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace contourFWS = (IFeatureWorkspace)contourWSF.OpenFromFile(workSpaceName, 0);
IFields pFields = CreateShapeFields(esriGeometryType.esriGeometryMultipoint);
string filename = PointFeatureClass.AliasName + "_muilti";
string filename_shp = workSpaceName + @"/" + filename + ".shp";
if (System.IO.File.Exists(filename_shp))
{
System.IO.File.Delete(filename_shp);
System.IO.File.Delete(System.IO.Path.ChangeExtension(filename_shp, ".dbf"));
System.IO.File.Delete(System.IO.Path.ChangeExtension(filename_shp, ".shx"));
}
contourFWS.CreateFeatureClass(filename, pFields, null, null, esriFeatureType.esriFTSimple, "Shape", null);
IFeatureClass MultiFeatureClass = contourFWS.OpenFeatureClass(filename);
IPointCollection pPointCollection = new MultipointClass();
for (int i = 0; i < PointFeatureClass.FeatureCount(null); i++)
{
IFeature pFeature = PointFeatureClass.GetFeature(i);
IPoint pPoint = pFeature.Shape as IPoint;
pPointCollection.AddPoint(pPoint);
}
IFeature MultiFeature = MultiFeatureClass.CreateFeature();
MultiFeature.Shape = pPointCollection as IGeometry;
MultiFeature.Store();
return(MultiFeature);
}
/// <summary>
/// 打开工作空间
/// </summary>
/// <param name="dir">目录</param>
/// <returns></returns>
static public IWorkspace GetShapefileWorkspace(string dir)
{
IWorkspaceFactory pWsF = new ShapefileWorkspaceFactoryClass();
IWorkspace pWs = pWsF.OpenFromFile(dir, 0);
return(pWs);
}
public SummaryResultsWindow(Hashtable sumResults)
{
InitializeComponent();
this._sumResults = sumResults;
ShapefileWorkspaceFactoryClass tempWSFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace tempWS = tempWSFactory.OpenFromFile(this._sumResults["workspace"].ToString(), 0);
IFeatureWorkspace featureWS = tempWS as IFeatureWorkspace;
// Bind dataset to the binding source
TableWrapper tableWrapper = new ArcDataBinding.TableWrapper(featureWS.OpenTable(this._sumResults["table"].ToString()));
this.SummaryTableGridView.DataSource = tableWrapper;
// Create source.
BitmapImage bi = new BitmapImage();
// BitmapImage.UriSource must be in a BeginInit/EndInit block.
bi.BeginInit();
bi.UriSource = new Uri(this._sumResults["graph"].ToString(), UriKind.RelativeOrAbsolute);
bi.EndInit();
// Set the image source.
this.SummaryGraph.Width = bi.PixelWidth;
this.SummaryGraph.Height = bi.PixelHeight;
this.SummaryGraph.Source = bi;
}
/// <summary>
/// �½���ͼ��
/// </summary>
public void CreatePointLayer()
{
SaveFileDialog sfdPoint = new SaveFileDialog();
sfdPoint.Title = "��ѡ���ͼ��Ĵ洢λ��";
sfdPoint.Filter = "Shapefile(*.shp)|*.shp|All files(*.*)|*.*";
sfdPoint.RestoreDirectory = true;
if (sfdPoint.ShowDialog() == DialogResult.OK)
{
LocalFilePath = sfdPoint.FileName;
FilePath = System.IO.Path.GetDirectoryName(LocalFilePath);
FileName = System.IO.Path.GetFileName(LocalFilePath);
IFields pFields = new FieldsClass();
IFieldsEdit pFieldsEdit = pFields as IFieldsEdit;
IField pField = new FieldClass();
IFieldEdit pFieldEdit = pField as IFieldEdit;
pFieldEdit.Name_2 = "SHAPE";
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
IGeometryDef pGeometryDef = new GeometryDefClass();
IGeometryDefEdit pGeometryDefEdit = pGeometryDef as IGeometryDefEdit;
pGeometryDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPoint;
pFieldEdit.GeometryDef_2 = pGeometryDef;
pFieldsEdit.AddField(pField);
IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pFeatureWorkspace = pWorkspaceFactory.OpenFromFile(FilePath, 0) as IFeatureWorkspace;
pFeatureWorkspace.CreateFeatureClass(FileName, pFields, null, null, esriFeatureType.esriFTSimple, "SHAPE", "");
m_mapControl.AddShapeFile(FilePath, FileName);
m_mapControl.ActiveView.Refresh();
}
}
private void EngineEditingForm_Load(object sender, EventArgs e)
{
//Set buddy controls
axTOCControl1.SetBuddyControl(axMapControl1);
axEditorToolbar.SetBuddyControl(axMapControl1);
axToolbarControl1.SetBuddyControl(axMapControl1);
//Add items to the ToolbarControl
axToolbarControl1.AddItem("esriControls.ControlsOpenDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsSaveAsDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsAddDataCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomInTool", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomOutTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapPanTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapFullExtentCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToLastExtentBackCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToLastExtentForwardCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
//Add items to the custom editor toolbar
axEditorToolbar.AddItem("esriControls.ControlsEditingEditorMenu", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("VertexCommands_CS.VertexCommandsMenu", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconAndText);
axEditorToolbar.AddItem("esriControls.ControlsEditingEditTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingSketchTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsUndoCommand", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsRedoCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingTargetToolControl", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingTaskToolControl", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
//Create a popup menu
m_toolbarMenu = new ToolbarMenuClass();
m_toolbarMenu.AddItem("esriControls.ControlsEditingSketchContextMenu", 0, 0, false, esriCommandStyles.esriCommandStyleTextOnly);
m_engineEditor = new EngineEditorClass() as IEngineEditSketch; //this class is a singleton
//share the command pool
axToolbarControl1.CommandPool = axEditorToolbar.CommandPool;
m_toolbarMenu.CommandPool = axToolbarControl1.CommandPool;
//Create an operation stack for the undo and redo commands to use
IOperationStack operationStack = new ControlsOperationStackClass();
axEditorToolbar.OperationStack = operationStack;
//add some sample line data to the map
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
//relative file path to the sample data from EXE location
string filePath = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
filePath = System.IO.Path.Combine(filePath, @"ArcGIS\data\USAMajorHighways");
IFeatureWorkspace workspace = (IFeatureWorkspace)workspaceFactory.OpenFromFile(filePath, axMapControl1.hWnd);
IFeatureLayer featureLayer = new FeatureLayerClass();
featureLayer.Name = "Highways";
featureLayer.Visible = true;
featureLayer.FeatureClass = workspace.OpenFeatureClass("usa_major_highways");
axMapControl1.Map.AddLayer((ILayer)featureLayer);
}
static void SnapPointToClosestPolyline(string shpPath, double x, double y, double tolerance)
{
string path = Path.GetDirectoryName(shpPath);
string name = Path.GetFileNameWithoutExtension(shpPath);
_stopWatch.Restart();
IWorkspaceFactory wsf = new ShapefileWorkspaceFactoryClass();
IWorkspace ws = wsf.OpenFromFile(path, 0);
IFeatureClass fClass = ((IFeatureWorkspace)ws).OpenFeatureClass(name);
_stopWatch.Stop();
DisplayTime(_stopWatch, string.Format("Opening {0}", Path.GetFileName(shpPath)));
ISpatialReference sRef = ((IGeoDataset)fClass).SpatialReference;
IPoint point = new Point {
X = x, Y = y, SpatialReference = sRef
};
IFeatureCursor cursor = null;
try
{
IGeometry buffer = ((ITopologicalOperator)point).Buffer(tolerance);
ISpatialFilter filter = new SpatialFilter
{
Geometry = buffer,
GeometryField = fClass.ShapeFieldName,
SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects
};
_stopWatch.Restart();
cursor = fClass.Search(filter, true);
_stopWatch.Stop();
DisplayTime(_stopWatch, "Hydrating Cursor");
_stopWatch.Restart();
IFeature feature = cursor.NextFeature();
_stopWatch.Stop();
DisplayTime(_stopWatch, string.Format("...Cursor for 1st record. [Null Row: {0}]", feature == null));
IPoint outPoint = new PointClass();
double distanceAlongurve = 0;
double distanceFromCurve = 0;
IPolyline6 polyline = (IPolyline6)feature.Shape;
bool rightSide = false;
polyline.QueryPointAndDistance(esriSegmentExtension.esriNoExtension, point, true, outPoint, ref distanceAlongurve, ref distanceFromCurve, ref rightSide);
Marshal.FinalReleaseComObject(outPoint);
Marshal.FinalReleaseComObject(polyline);
_stopWatch.Restart();
feature = cursor.NextFeature();
_stopWatch.Stop();
DisplayTime(_stopWatch, string.Format("...Cursor for eof. [Null Row: {0}]", feature == null));
}
catch (Exception ex) { Console.WriteLine("Exception: {0}", ex.Message); }
Marshal.FinalReleaseComObject(cursor);
}
private IWorkspace OpenShapfileWorkspace(string ShapeFilePath)
{
IWorkspace ws = null;
IWorkspaceFactory wsf = new ShapefileWorkspaceFactoryClass();
ws = wsf.OpenFromFile(this.ShapeFilePath, 0);
return(ws);
}
public IFeatureClass CreateShapefile(String sParentDirectory, String sWorkspaceName, String sFileName)
{
IWorkspaceFactory workspaceFactory;
IWorkspace workspace;
IFeatureWorkspace featureWorkspace;
IFeatureClass featureClass;
if (System.IO.Directory.Exists(sParentDirectory + sWorkspaceName))
{
workspaceFactory = new ShapefileWorkspaceFactoryClass();
workspace = workspaceFactory.OpenFromFile(sParentDirectory + sWorkspaceName, 0);
featureWorkspace = workspace as IFeatureWorkspace;
featureClass = featureWorkspace.OpenFeatureClass(sFileName);
}
else
{
workspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspaceName workspaceName = workspaceFactory.Create(sParentDirectory, sWorkspaceName, null, 0);
ESRI.ArcGIS.esriSystem.IName name = workspaceName as ESRI.ArcGIS.esriSystem.IName;
workspace = (IWorkspace)name.Open();
featureWorkspace = workspace as IFeatureWorkspace;
IFields fields = new FieldsClass();
IFieldsEdit fieldsEdit = fields as IFieldsEdit;
IFieldEdit fieldEdit = new FieldClass();
fieldEdit.Name_2 = "OID";
fieldEdit.AliasName_2 = "序号";
fieldEdit.Type_2 = esriFieldType.esriFieldTypeOID;
fieldsEdit.AddField((IField)fieldEdit);
fieldEdit = new FieldClass();
fieldEdit.Name_2 = "Name";
fieldEdit.AliasName_2 = "名称";
fieldEdit.Type_2 = esriFieldType.esriFieldTypeString;
fieldsEdit.AddField((IField)fieldEdit);
IGeometryDefEdit geoDefEdit = new GeometryDefClass();
ISpatialReference spatialReference = m_map.SpatialReference;
geoDefEdit.SpatialReference_2 = spatialReference;
geoDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPoint;
fieldEdit = new FieldClass();
fieldEdit.Name_2 = "Shape";
fieldEdit.AliasName_2 = "形状";
fieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
fieldEdit.GeometryDef_2 = geoDefEdit;
fieldsEdit.AddField((IField)fieldEdit);
featureClass = featureWorkspace.CreateFeatureClass(sFileName, fields, null, null, esriFeatureType.esriFTSimple, "Shape", "");
if (featureClass == null)
{
return(null);
}
}
return(featureClass);
}
/// <summary>
/// 数据预处理程序（按类型删除->添加link字段->删除link）
/// <summary>
/// <param name="path">shp文件路径</param>
/// <param name="strategy">策略（Tree或Stroke）</param>
static private void RemoveLink(string inPath, Strategy strategy)
{
//计时
Stopwatch sw = new Stopwatch();
sw.Start();
string dir = System.IO.Path.GetDirectoryName(inPath); //可以获得不带文件名的路径
string name = System.IO.Path.GetFileNameWithoutExtension(inPath); //可以获得文件名
string linkPath = dir + "\\" + name + "_link.shp";
string spfPath = null;
if (strategy == Strategy.Tree)
{
spfPath = dir + "\\" + name + "_spf.shp";
}
else if (strategy == Strategy.Stroke)
{
spfPath = dir + "\\" + name + "_spf(Stroke).shp";
}
Console.WriteLine("linkPath: " + inPath);
Console.WriteLine("spfPath: " + spfPath);
IFeatureClass spfFeatClass = CopyFeatureClass(linkPath, spfPath); //拷贝要素类
roadTypeIndex = QueryFieldIndex(spfFeatClass, "fclass");
linkIndex = AddField(spfFeatClass, "link", esriFieldType.esriFieldTypeSmallInteger, 1);
//打开编辑器
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace workspace = workspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(inPath), 0);
IWorkspaceEdit workspaceEdit = workspace as IWorkspaceEdit;
workspaceEdit.StartEditing(true);
workspaceEdit.StartEditOperation();
//删除link道路
if (strategy == Strategy.Tree)
{
RemoveLinkRoad_Tree(spfFeatClass);
}
else if (strategy == Strategy.Stroke)
{
RemoveLinkRoad_Stroke(spfFeatClass);
}
//停止编辑状态
workspaceEdit.StopEditOperation();
workspaceEdit.StopEditing(true);
//停止计时，输出结果
sw.Stop();
int featCount = spfFeatClass.FeatureCount(null);
Console.WriteLine("规模：" + spfFeatClass.FeatureCount(null) + " 用时：" + Math.Round(sw.Elapsed.TotalMinutes, 2) + "Min");
}
/// <summary>
/// 把DataTable转为ITable ,tempPath 不含文件名的w文件夹路径
/// </summary>
/// <param name="mTable"></param>
/// <returns></returns>
private ITable DataTableToITable(DataTable mTable, string xFieldName, string yFieldName, string tempPath)
{
try
{
#region 新建表字段
IField pField = null;
IFields fields = new FieldsClass();
IFieldsEdit fieldsEdit = (IFieldsEdit)fields;
fieldsEdit.FieldCount_2 = 2;
//添加X字段
pField = new FieldClass();
IFieldEdit fieldEdit = (IFieldEdit)pField;
fieldEdit.Name_2 = "X";
fieldEdit.AliasName_2 = "X";
//设置字段类型
fieldEdit.Type_2 = esriFieldType.esriFieldTypeDouble;
fieldEdit.Editable_2 = true;
fieldsEdit.set_Field(0, pField);
//添加Y字段
IField pField1 = new FieldClass();
IFieldEdit fieldEdit1 = (IFieldEdit)pField1;
fieldEdit1.Name_2 = "Y";
fieldEdit1.AliasName_2 = "Y";
fieldEdit1.Type_2 = esriFieldType.esriFieldTypeDouble;
fieldEdit1.Editable_2 = true;
fieldsEdit.set_Field(1, pField1);
#endregion
ShapefileWorkspaceFactoryClass class2 = new ShapefileWorkspaceFactoryClass();
ESRI.ArcGIS.Geodatabase.IWorkspace pWorkspace = class2.OpenFromFile(tempPath, 0);
IFeatureWorkspace pFWS = pWorkspace as IFeatureWorkspace;
//删除已有的
if (System.IO.File.Exists(tempPath + "点数据.dbf"))
{
System.IO.File.Delete(tempPath + "点数据.dbf");
}
//创建空表
ITable pTable = pFWS.CreateTable("点数据", fieldsEdit, null, null, "");
//遍历DataTable中数据，然后转换为ITable中的数据
int xRowIndex = pTable.Fields.FindField("X");
int yRowIndex = pTable.Fields.FindField("Y");
for (int k = 0; k < mTable.Rows.Count; k++)
{
//ITable 的记录
IRow row = pTable.CreateRow();
DataRow pRrow = mTable.Rows[k];
row.set_Value(xRowIndex, pRrow[xFieldName]);
row.set_Value(yRowIndex, pRrow[yFieldName]);
row.Store();
}
return(pTable);
}
catch
{
return(null);
}
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IFeatureClass OpenFeatureClass()
{
string path2Workspace = Path.GetDirectoryName(FilePath);
string shapefileName = Path.GetFileNameWithoutExtension(FilePath);
IWorkspaceFactory pWorkspaceFactroy = new ShapefileWorkspaceFactoryClass();
IWorkspace pws = pWorkspaceFactroy.OpenFromFile(path2Workspace, 0);
IFeatureWorkspace pFeatureWorkspace = pws as IFeatureWorkspace;
return pFeatureWorkspace != null ?
pFeatureWorkspace.OpenFeatureClass(shapefileName) : null;
}
/// <summary>
/// 打开shpfile文件
public IFeatureClass GetFeatureClass(string FilePath, string LayerName)
{
IWorkspaceFactory pWks = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pFwk = pWks.OpenFromFile(FilePath, 0) as IFeatureWorkspace;
IFeatureClass pRtClass = pFwk.OpenFeatureClass(LayerName);
return(pRtClass);
}
private void btnGO_Click(object sender, EventArgs e)
{
string fileName;
string shpFile;
int startX, endX;
string shpDir;
try
{
if (bDataPath == true)
{
fileName = txtOutputData.Text;
shpDir = fileName.Substring(0, fileName.LastIndexOf("\\"));
startX = fileName.LastIndexOf("\\");
endX = fileName.Length;
shpFile = fileName.Substring(startX + 1, endX - startX - 1);
}
else
{
shpDir = txtOutputData.Text;
shpFile = "х╚ох¤▀";
}
if (m_pRasterLyr != null)
{
double dInterval = Convert.ToDouble(txtConInterval.Text);
double dBaseLine = Convert.ToDouble(txtBaseLine.Text);
object objBaseLine = dBaseLine;
ISurfaceOp pRasterSurfaceOp = new RasterSurfaceOpClass();
IRaster pInRaster = m_pRasterLyr.Raster;
IFeatureClass pOutFClass = pRasterSurfaceOp.Contour(pInRaster as IGeoDataset, dInterval, ref objBaseLine) as IFeatureClass;
//2. QI to IDataset
IDataset pFDS = pOutFClass as IDataset;
//3. Get a shapefile workspace
IWorkspaceFactory pSWF = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pFWS = pSWF.OpenFromFile(shpDir, 0) as IFeatureWorkspace;
//4. Copy contour output to a new shapefile
IWorkspace pWS = pFWS as IWorkspace;
if (pWS.Exists() == true)
{
Utility.DelFeatureFile(shpDir, shpFile + ".shp");
}
pFDS.Copy(shpFile, pFWS as IWorkspace);
IFeatureLayer pFeatLyr = new FeatureLayerClass();
pFeatLyr.FeatureClass = pOutFClass;
pFeatLyr.Name = pOutFClass.AliasName;
pFeatLyr.Visible = true;
pMainFrm.getMapControl().AddLayer(pFeatLyr, 0);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
///<summary>
/// 获取shp数值字段列表
/// </summary>
/// <param name="inFile">输入shp文件名</param>
/// <param name="fields">字段列表</param>
public static void GetValueFields(string inFile, List <string> fields)
{
IWorkspaceFactory pWorkspaceFactory = null;
IFeatureWorkspace pFeatureWorkspace = null;
IFeatureClass featureClass = null;
//IFeatureLayer pFeatureLayer;
try
{
//获取当前路径和文件名
if (inFile == "")
{
return;
}
int Index = inFile.LastIndexOf("\\");
string filePath = inFile.Substring(0, Index);
string fileName = inFile.Substring(Index + 1);
//打开工作空间并获取字段列表
pWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
pFeatureWorkspace = (IFeatureWorkspace)pWorkspaceFactory.OpenFromFile(filePath, 0);
//pFeatureLayer = new FeatureLayerClass();
featureClass = pFeatureWorkspace.OpenFeatureClass(fileName);
int nFields = featureClass.Fields.FieldCount;
for (int i = 0; i < nFields; i++)
{
//if (featureClass.Fields.get_Field(i).Type == esriFieldType.esriFieldTypeDouble ||
// featureClass.Fields.get_Field(i).Type == esriFieldType.esriFieldTypeInteger ||
// featureClass.Fields.get_Field(i).Type == esriFieldType.esriFieldTypeSmallInteger)
{
string name = featureClass.Fields.get_Field(i).Name;
fields.Add(name);
}
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
if (featureClass != null)
{
Marshal.ReleaseComObject(featureClass);
}
if (pFeatureWorkspace != null)
{
Marshal.ReleaseComObject(pFeatureWorkspace);
}
if (pWorkspaceFactory != null)
{
Marshal.ReleaseComObject(pWorkspaceFactory);
}
}
}
//线图层存为shp（未使用）方法3
static void PointToLineShp()
{
//打开poi的shp文件，设置属性（order)
IWorkspaceFactory pWSF = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pWS = (IFeatureWorkspace)pWSF.OpenFromFile(@"res\poi_shp_jw", 0);
IFeatureClass pFeatureclass = pWS.OpenFeatureClass("poi.shp");
IFeatureCursor pCursor = pFeatureclass.Search(null, false);
IPolyline pPolyline = new PolylineClass();
IPointCollection pPolycollect = pPolyline as IPointCollection;
IDataset dataset = (IDataset)pFeatureclass;//属性表可编辑状态
IWorkspace workspace = dataset.Workspace;
IWorkspaceEdit workspaceEdit = (IWorkspaceEdit)workspace;
workspaceEdit.StartEditing(true);
workspaceEdit.StartEditOperation();
for (int d = 0; d < VerNum; d++)
{
if (d != startPoiID)
{
//逐条设置order，生成shp
int ss = 0;//节点id
int e = 0;
while (pCursor != null)
{
IFeature pFeature = pCursor.NextFeature();
IFields pFields = pFeature.Fields;
// IField pField = pFeature.Fields;
IClass pClass = pFeatureclass as IClass;
if (pFeature != null)
{
for (e = 0; e < h[ss] + 2; e++)
{
if (PathRouteTem[d, e] == ss)
{
return;
}
}
IGeometry pGeometry = pFeature.Shape;
object objmiss = Type.Missing;
pFeature.set_Value(10, PathRouteTem[d, e]);
ss++;
}
else
{
pCursor = null;
}
}
}
}
}
private void ReadShapefileWorksapceFactory(string path)
{
Wsf = new ShapefileWorkspaceFactoryClass();
Directory = System.IO.Path.GetDirectoryName(path);
NameWithoutExtension = System.IO.Path.GetFileNameWithoutExtension(path);
Extension = System.IO.Path.GetExtension(path);
Ws = Wsf.OpenFromFile(Directory, 0);
FeatWs = Ws as IFeatureWorkspace;
FeatCls = FeatWs.OpenFeatureClass(NameWithoutExtension);
EnumDs = Ws.get_Datasets(esriDatasetType.esriDTFeatureClass);
}
/// <summary>
/// 重写虚态方法
/// 创建PDJBTLocalShapeFile文件
/// </summary>
/// <returns></returns>
public override bool CreateShapeFile()
{
bool rbc = false;
try
{
string dir = this.getDir(this.LocalShapePathFileName);
string name = this.getFileName(this.LocalShapePathFileName);
ShapefileWorkspaceFactoryClass objwsf = new ShapefileWorkspaceFactoryClass();
IWorkspace objws = objwsf.OpenFromFile(dir, 0);
IFeatureWorkspace feaureWS = objws as IFeatureWorkspace;
IFeatureClass fc = this.CreateFeatureClass(feaureWS, name, esriFeatureType.esriFTSimple, esriGeometryType.esriGeometryPolygon);
if (fc != null)
{
//Add 要素表字段结构(业务字段)
IField mField = new FieldClass();
IFieldEdit mFieldEdit = mField as IFieldEdit;
mFieldEdit.Name_2 = "PDJB";
mFieldEdit.AliasName_2 = "坡度级别";
mFieldEdit.Type_2 = esriFieldType.esriFieldTypeString;
mFieldEdit.Length_2 = 9;
fc.AddField(mField);
//--SLOPECODE
IField fd_slopecode = new FieldClass();
IFieldEdit mfd_slopecode = fd_slopecode as IFieldEdit;
mfd_slopecode.Name_2 = "SLOPECODE";
mfd_slopecode.AliasName_2 = "坡度代码";
mfd_slopecode.Type_2 = esriFieldType.esriFieldTypeInteger;
mfd_slopecode.Length_2 = 1;
fc.AddField(fd_slopecode);
//--
fc = null;
//
rbc = true;
}
feaureWS = null;
objws = null;
objwsf = null;
}
catch
{
rbc = false;
}
return(rbc);
}
/// <summary>
/// 计算绿地率
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button3_Click(object sender, EventArgs e)
{
string file_path1 = myCol[comboBox1.Text];
string file_path2 = myCol[comboBox2.Text];
string strShapeFolder = System.IO.Path.GetDirectoryName(file_path1);
string filename1 = System.IO.Path.GetFileName(file_path1);
string filename2 = System.IO.Path.GetFileName(file_path2);
IWorkspaceFactory pWSF = null;
double groundArea = 0;
double greenLand = 0;
double greenRatio = 0;
try
{
pWSF = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pWS = pWSF.OpenFromFile(@strShapeFolder, 0) as IFeatureWorkspace;
IFeatureClass pFC1 = pWS.OpenFeatureClass(filename1);
IFeatureClass pFC2 = pWS.OpenFeatureClass(filename2);
IFeatureCursor pFeatureCur1 = pFC1.Search(null, false);
IFeature pFeature1 = pFeatureCur1.NextFeature();
while (pFeature1 != null)
{
if (pFeature1.Shape.GeometryType == esriGeometryType.esriGeometryPolygon)
{
IArea pArea = pFeature1.Shape as IArea;
groundArea = groundArea + pArea.Area;
}
pFeature1 = pFeatureCur1.NextFeature();
}
IFeatureCursor pFeatureCur2 = pFC2.Search(null, false);
IFeature pFeature2 = pFeatureCur2.NextFeature();
while (pFeature2 != null)
{
if (pFeature2.Shape.GeometryType == esriGeometryType.esriGeometryPolygon)
{
IArea pArea = pFeature2.Shape as IArea;
greenLand = greenLand + pArea.Area;
}
pFeature2 = pFeatureCur2.NextFeature();
}
greenRatio = greenLand / groundArea * 100;
label3.Text = greenRatio.ToString("#0.00") + "%";
}
catch (System.Exception ex)
{
MessageBox.Show("计算失败！");
}
}
public void SolveRoute()
{
IWorkspaceFactory factory = new ShapefileWorkspaceFactoryClass();
this.m_pWorkspace = factory.OpenFromFile(this.SHAPE_WORKSPACE, 0);
this.SetMemberVariables();
this.Solve();
this.m_pWorkspace = null;
this.m_pNetworkDataset = null;
this.m_pInputStopsFClass = null;
}
private IWorkspace OpenShapfileWorkspace(string ShapeFilePath)
{
IWorkspace ws = null;
IWorkspaceFactory wsf = new ShapefileWorkspaceFactoryClass(); //using DataSourcesFile
if (ShapeFilePath != null)
{
ws = wsf.OpenFromFile(ShapeFilePath, 0);
}
return(ws);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IFeatureClass OpenFeatureClass()
{
string path2Workspace = Path.GetDirectoryName(FilePath);
string shapefileName = Path.GetFileNameWithoutExtension(FilePath);
IWorkspaceFactory pWorkspaceFactroy = new ShapefileWorkspaceFactoryClass();
IWorkspace pws = pWorkspaceFactroy.OpenFromFile(path2Workspace, 0);
IFeatureWorkspace pFeatureWorkspace = pws as IFeatureWorkspace;
return(pFeatureWorkspace != null?
pFeatureWorkspace.OpenFeatureClass(shapefileName) : null);
}
//----
private void RefreshSpatialReferenceText(string file)
{
this.textBox3.Text = "";
try
{
//首先获取文件名，文件路径及文件类型
string[] sArray = file.Split('\\');
string filename = sArray[sArray.Length - 1];
string url = "";
for (int i = 0; i < sArray.Length - 1; i++)
{
url = url + sArray[i] + "\\";
}
string[] sFile = filename.Split('.');
string file_ext = "";
if (sFile.Length > 0)
{
file_ext = sFile[sFile.Length - 1];
}
file_ext = file_ext.ToLower();
//----
ShapefileWorkspaceFactoryClass wsf = new ShapefileWorkspaceFactoryClass();
IWorkspace ws = wsf.OpenFromFile(url, 0);
IFeatureWorkspace pFeatureWorkspace;
pFeatureWorkspace = (IFeatureWorkspace)ws;
IFeatureClass pFeatureClass = null;
pFeatureClass = pFeatureWorkspace.OpenFeatureClass(filename);
this.RefreshSpatialReferenceText(pFeatureClass);
ZhFeatureClass zhfeaclass = new ZhPolygonFeatureClass(pFeatureClass);
List <string> FieldNames = zhfeaclass.GetFieldNames();
this.CB_Fields.Items.Clear();
foreach (string fn in FieldNames)
{
this.CB_Fields.Items.Add(fn);
}
TokayWorkspace.ComRelease(pFeatureClass);
pFeatureClass = null;
TokayWorkspace.ComRelease(ws);
ws = null;
wsf = null;
}
catch (Exception ee)
{
this.textBox3.Text = "";
MessageBox.Show(ee.Message, "选择文件提示");
}
}
public void CreateLineShpFile(string fileName, ISpatialReference pSRF)
{
//判断需要生成的线文件是否存在，若不存在则创建文件，若存在则将新添加的线写入文件
if (File.Exists(fileName))
{
MessageBox.Show("file already exist, please change file name!");
return;
}
else
{
string pLineFile = fileName;
string pFilePath = System.IO.Path.GetDirectoryName(pLineFile);
string pFileName = System.IO.Path.GetFileName(pLineFile);
//打开工作空间
IWorkspaceFactory pWSF = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pWS = (IFeatureWorkspace)pWSF.OpenFromFile(pFilePath, 0);
//判断文件是否存在，若不存在则创建文件
if (!(File.Exists(fileName)))
{
const string strShapeFieldName = "shape";
//设置字段集
IFields pFields = new FieldsClass();
IFieldsEdit pFieldsEdit = (IFieldsEdit)pFields;
//设置字段
IField pField = new FieldClass();
IFieldEdit pFieldEdit = (IFieldEdit)pField;
//创建类型为几何类型的字段
pFieldEdit.Name_2 = strShapeFieldName;
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
//为esriFieldTypeGeometry类型的字段创建几何定义，包括类型和空间参照
IGeometryDef pGeoDef = new GeometryDefClass(); //The geometry definition for the field if IsGeometry is TRUE.
IGeometryDefEdit pGeoDefEdit = (IGeometryDefEdit)pGeoDef;
pGeoDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolyline;
pGeoDefEdit.SpatialReference_2 = pSRF;
pFieldEdit.GeometryDef_2 = pGeoDef;
pFieldsEdit.AddField(pField);
//add length field
pField = new FieldClass();
pFieldEdit = (IFieldEdit)pField;
pFieldEdit.Name_2 = "length";
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeDouble;
pFieldEdit.IsNullable_2 = true;
pFieldsEdit.AddField(pField);
//创建shapefile线图层
pWS.CreateFeatureClass(pFileName, pFields, null, null, esriFeatureType.esriFTSimple, strShapeFieldName, "");
}
}
}
private void button2_Click(object sender, EventArgs e)
{
//工作空间
IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pFeatureWorkspace = pWorkspaceFactory.OpenFromFile(pFilePath, 0) as IFeatureWorkspace;
//创建字段集2
IFeatureClassDescription fcDescription = new FeatureClassDescriptionClass();
//创建必要字段
IObjectClassDescription ocDescription = (IObjectClassDescription)fcDescription;
//必要字段
IFields pFields = new FieldsClass();
pFields = ocDescription.RequiredFields;
//要素类的几何类型、坐标系
int shapeFileIndex = pFields.FindField(fcDescription.ShapeFieldName);
IField pField = pFields.get_Field(shapeFileIndex);
IGeometryDef pGeometryDef = pField.GeometryDef;
IGeometryDefEdit pGeometryDefEdit = (IGeometryDefEdit)pGeometryDef;
pGeometryDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPoint;
ISpatialReferenceFactory pSpatialReferenceFactory = new SpatialReferenceEnvironmentClass();
//更改为可选的坐标系
IProjectedCoordinateSystem pProjectedCoordinateSystem = pSpatialReferenceFactory.CreateProjectedCoordinateSystem(
(int)esriSRProjCS4Type.esriSRProjCS_Xian1980_GK_Zone_21);
pGeometryDefEdit.SpatialReference_2 = pProjectedCoordinateSystem;
//自定义字段
IFieldsEdit pFieldsEdit = (IFieldsEdit)pFields;
addField(pFieldsEdit, "FID");
addField(pFieldsEdit, "Row");
addField(pFieldsEdit, "Column");
addField(pFieldsEdit, "Number");
//传入字段
IFieldChecker pFieldChecker = new FieldCheckerClass();
IEnumFieldError pEnumFieldError = null;
IFields validatedFields = null;
pFieldChecker.ValidateWorkspace = (IWorkspace)pFeatureWorkspace;
pFieldChecker.Validate(pFields, out pEnumFieldError, out validatedFields);
//创建要素类
IFeatureClass pFeatureClass = pFeatureWorkspace.CreateFeatureClass(pFileName, validatedFields
, ocDescription.InstanceCLSID, ocDescription.ClassExtensionCLSID, esriFeatureType.esriFTSimple, fcDescription.ShapeFieldName, "");
MessageBox.Show("创建要素类成功");
}
public IWorkspace OpenWorkspace(string strGDBName)
{
IWorkspace pWorkSpace;
IWorkspaceFactory pWorkspaceFactory=new ShapefileWorkspaceFactoryClass();
pWorkSpace=pWorkspaceFactory.OpenFromFile(strGDBName,0);
return pWorkSpace;
}
/// <summary>
/// 执行栅格转矢量
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void RtoF_backgroundWorker_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = sender as BackgroundWorker;
//设置CancellationPending可以退出任务线程
if (worker.CancellationPending == true)
{
e.Cancel = true;
}
else
{
try
{
FileInfo inputfinfo = new FileInfo(rastertofeature_input.Text);
FileInfo outputinfo = new FileInfo(rastertofeature_output.Text);
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace workspace = workspaceFactory.OpenFromFile(outputinfo.DirectoryName, 0);//创建输出工作空间
IWorkspaceFactory workspacefactory = new RasterWorkspaceFactoryClass();
IRasterWorkspace rasterworkspace = workspacefactory.OpenFromFile(inputfinfo.DirectoryName, 0) as IRasterWorkspace;
IRasterDataset rasterdataset = rasterworkspace.OpenRasterDataset(inputfinfo.Name);
IGeoDataset geodataset = rasterdataset as IGeoDataset;
watch = new Stopwatch();
watch.Start();
//执行转换
IConversionOp conversionOp = new RasterConversionOpClass();
IGeoDataset geodatasetresult = null;
if (rastertofeature_geometry.Text == "POINT")
{
geodatasetresult = conversionOp.ToFeatureData(geodataset, esriGeometryType.esriGeometryPoint, workspace, outputinfo.Name);
}
else
{
if (rastertofeature_geometry.Text == "POLYLINE")
{
geodatasetresult = conversionOp.ToFeatureData(geodataset, esriGeometryType.esriGeometryPolyline, workspace, outputinfo.Name);
}
else
{
geodatasetresult = conversionOp.ToFeatureData(geodataset, esriGeometryType.esriGeometryPolygon, workspace, outputinfo.Name);
}
}
}
catch (Exception erro)
{
MessageBox.Show(erro.Message, "错误");
}
}
}
private void btnGO_Click(object sender, EventArgs e)
{
string fileName;
string shpFile;
int startX, endX;
string shpDir;
try
{
if (bDataPath == true)
{
fileName=txtOutputData.Text;
shpDir =fileName.Substring(0, fileName.LastIndexOf("\\"));
startX=fileName.LastIndexOf("\\");
endX=fileName.Length;
shpFile=fileName.Substring(startX+1,endX-startX-1);
}
else
{
shpDir=txtOutputData.Text;
shpFile="��ֵ��";
}
if (m_pRasterLyr != null)
{
double dInterval=Convert.ToDouble(txtConInterval.Text);
double dBaseLine=Convert.ToDouble(txtBaseLine.Text);
object objBaseLine=dBaseLine;
ISurfaceOp pRasterSurfaceOp = new RasterSurfaceOpClass();
IRaster pInRaster = m_pRasterLyr.Raster;
IFeatureClass pOutFClass= pRasterSurfaceOp.Contour(pInRaster as IGeoDataset , dInterval, ref objBaseLine) as IFeatureClass ;
//2. QI to IDataset
IDataset pFDS=pOutFClass as IDataset ;
//3. Get a shapefile workspace
IWorkspaceFactory pSWF=new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pFWS=pSWF.OpenFromFile(shpDir,0) as IFeatureWorkspace ;
//4. Copy contour output to a new shapefile
IWorkspace pWS = pFWS as IWorkspace;
if (pWS.Exists() == true)
Utility.DelFeatureFile(shpDir, shpFile + ".shp");
pFDS.Copy(shpFile,pFWS as IWorkspace );
IFeatureLayer pFeatLyr = new FeatureLayerClass();
pFeatLyr.FeatureClass = pOutFClass;
pFeatLyr.Name = pOutFClass.AliasName;
pFeatLyr.Visible = true;
pMainFrm.getMapControl().AddLayer(pFeatLyr, 0);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private IFeatureLayer CreateShpFromPoints(List <CPoint> cPointList, string filePath)
{
int index = filePath.LastIndexOf('\\');
string folder = filePath.Substring(0, index);
string shapeName = filePath.Substring(index + 1);
IWorkspaceFactory pWSF = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pFWS = (IFeatureWorkspace)pWSF.OpenFromFile(folder, 0);
IFields pFields = new FieldsClass();
IFieldsEdit pFieldsEdit;
pFieldsEdit = (IFieldsEdit)pFields;
IField pField = new FieldClass();
IFieldEdit pFieldEdit = (IFieldEdit)pField;
pFieldEdit.Name_2 = "Shape";
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
IGeometryDef pGeometryDef = new GeometryDefClass();
IGeometryDefEdit pGDefEdit = (IGeometryDefEdit)pGeometryDef;
pGDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPoint;
//定义坐标系
ISpatialReferenceFactory pSRF = new SpatialReferenceEnvironmentClass();
ISpatialReference pSpatialReference = pSRF.CreateGeographicCoordinateSystem((int)esriSRGeoCSType.esriSRGeoCS_Beijing1954);
pGDefEdit.SpatialReference_2 = pSpatialReference;
pFieldEdit.GeometryDef_2 = pGeometryDef;
pFieldsEdit.AddField(pField);
IFeatureClass pFeatureClass;
pFeatureClass = pFWS.CreateFeatureClass(shapeName, pFields, null, null, esriFeatureType.esriFTSimple, "Shape", "");
IPoint pPoint = new PointClass();
for (int j = 0; j < cPointList.Count; j++)
{
pPoint.X = cPointList[j].X;
pPoint.Y = cPointList[j].Y;
IFeature pFeature = pFeatureClass.CreateFeature();
pFeature.Shape = pPoint;
pFeature.Store();
}
IFeatureLayer pFeatureLayer = new FeatureLayerClass();
pFeatureLayer.Name = shapeName;
pFeatureLayer.FeatureClass = pFeatureClass;
return(pFeatureLayer);
}
private void MainForm_Load(object sender, EventArgs e)
{
m_mapControl = (IMapControl3) axMapControl1.Object;
//relative file path to the sample data from EXE location
string filePath = @"..\..\..\data\USAMajorHighways";
//Add Lakes layer
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace workspace = (IFeatureWorkspace)workspaceFactory.OpenFromFile(filePath, axMapControl1.hWnd);
IFeatureLayer featureLayer = new FeatureLayerClass();
featureLayer.Name = "Lakes";
featureLayer.Visible = true;
featureLayer.FeatureClass = workspace.OpenFeatureClass("us_lakes");
#region create a SimplerRenderer
IRgbColor color = new RgbColorClass();
color.Red = 190;
color.Green = 232;
color.Blue = 255;
ISimpleFillSymbol sym = new SimpleFillSymbolClass();
sym.Color = color;
ISimpleRenderer renderer = new SimpleRendererClass();
renderer.Symbol = sym as ISymbol;
#endregion
((IGeoFeatureLayer)featureLayer).Renderer = renderer as IFeatureRenderer;
axMapControl1.Map.AddLayer((ILayer)featureLayer);
//Add Highways layer
featureLayer = new FeatureLayerClass();
featureLayer.Name = "Highways";
featureLayer.Visible = true;
featureLayer.FeatureClass = workspace.OpenFeatureClass("usa_major_highways");
axMapControl1.Map.AddLayer((ILayer)featureLayer);
//******** Important *************
//store a reference to this form (Mainform) using the EditHelper class
EditHelper.TheMainForm = this;
EditHelper.IsEditorFormOpen = false;
//add the EditCmd command to the toolbar
axEditorToolbar.AddItem("esriControls.ControlsOpenDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsSaveAsDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsAddDataCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem(new EditCmd(), 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
}
/// <summary>
/// 打开Workspace
/// </summary>
/// <param name="wsType"></param>
/// <param name="objWorkspace">当为SDE时使用IPropertySet，其余情况使用路径（string）</param>
/// <returns></returns>
public static IWorkspace OpenWorkspace(enumWorkspaceType wsType, object objWorkspace)
{
IWorkspaceFactory wsf = null;
try
{
switch (wsType)
{
case enumWorkspaceType.FileGDB:
wsf = new FileGDBWorkspaceFactoryClass();
return wsf.OpenFromFile(objWorkspace as string, 0);
case enumWorkspaceType.PGDB:
wsf = new AccessWorkspaceFactoryClass();
return wsf.OpenFromFile(objWorkspace as string, 0);
case enumWorkspaceType.File:
wsf = new ShapefileWorkspaceFactoryClass();
return wsf.OpenFromFile(objWorkspace as string, 0);
case enumWorkspaceType.SDE:
wsf = new SdeWorkspaceFactoryClass();
IPropertySet pSet = objWorkspace as IPropertySet;
if (pSet == null)
{
string strArgs = objWorkspace as string;
pSet = new PropertySetClass();
string[] argList = strArgs.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
foreach (string strArg in argList)
{
string[] argPair = strArg.Split(new char[] { '=' });
pSet.SetProperty(argPair[0], argPair[1]);
}
}
return wsf.Open(pSet, 0);
}
}
catch
{
return null;
}
finally
{
if (wsf != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(wsf);
}
return null;
}
private void addFiled(string path)
{
this.comboBox2.Items.Clear();
this.comboBox3.Items.Clear();
IWorkspaceFactory m_workspaceFactory = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace featureWorkspce = m_workspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(path), 0) as IFeatureWorkspace;
m_fc = featureWorkspce.OpenFeatureClass(System.IO.Path.GetFileName(path));
IFields pFields = m_fc.Fields;
for (int i = 0; i < pFields.FieldCount; i++)
{
this.comboBox2.Items.Add(pFields.get_Field(i).Name);
this.comboBox3.Items.Add(pFields.get_Field(i).Name);
}
}
public void Run()
{
IWorkspaceFactory shapefileworkspaceF = new ShapefileWorkspaceFactoryClass();
IWorkspace workspace = shapefileworkspaceF.OpenFromFile(workspaceName, 0);
IFeatureWorkspace featureWorkspace = workspace as IFeatureWorkspace;
IFeatureClass pFeatureClass = featureWorkspace.OpenFeatureClass(shapefileName) as IFeatureClass;
ISpatialReference pSpatialref = new UnknownCoordinateSystemClass();
for (int i = 0; i < pFeatureClass.FeatureCount(null); i++)
{
IFeature pFeature = (IFeature)pFeatureClass.GetFeature(i);
pFeature.Shape.SpatialReference = pSpatialref;
pFeature.Store();
}
}
private void EngineEditingForm_Load(object sender, EventArgs e)
{
//Set buddy controls
axTOCControl1.SetBuddyControl(axMapControl1);
axEditorToolbar.SetBuddyControl(axMapControl1);
axToolbarControl1.SetBuddyControl(axMapControl1);
//Add items to the ToolbarControl
axToolbarControl1.AddItem("esriControls.ControlsOpenDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsSaveAsDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsAddDataCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomInTool", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomOutTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapPanTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapFullExtentCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToLastExtentBackCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToLastExtentForwardCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
//Add items to the custom editor toolbar
axEditorToolbar.AddItem("esriControls.ControlsEditingEditorMenu", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingEditTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingSketchTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsUndoCommand", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsRedoCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingTargetToolControl", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingTaskToolControl", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
//Create a popup menu
m_toolbarMenu = new ToolbarMenuClass();
m_toolbarMenu.AddItem("esriControls.ControlsEditingSketchContextMenu", 0, 0, false, esriCommandStyles.esriCommandStyleTextOnly);
//share the command pool
axToolbarControl1.CommandPool = axEditorToolbar.CommandPool;
m_toolbarMenu.CommandPool = axEditorToolbar.CommandPool;
//Create an operation stack for the undo and redo commands to use
IOperationStack operationStack = new ControlsOperationStackClass();
axEditorToolbar.OperationStack = operationStack;
//add some sample line data to the map
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
//relative file path to the sample data from EXE location
string filePath = @"..\..\..\..\data\USAMajorHighways";
IFeatureWorkspace workspace = (IFeatureWorkspace)workspaceFactory.OpenFromFile(filePath, axMapControl1.hWnd);
IFeatureLayer featureLayer = new FeatureLayerClass();
featureLayer.Name = "Highways";
featureLayer.Visible = true;
featureLayer.FeatureClass = workspace.OpenFeatureClass("usa_major_highways");
axMapControl1.Map.AddLayer((ILayer)featureLayer);
}
/// <summary>
/// 储存点shp，聚类号在"index"字段中标注
/// </summary>
public void CreatePointsShapefile()
{
string filePath = m_dataInfo.GetOutputFilePath();
string fileName = m_dataInfo.GetOutputFileName();
ISpatialReference spatialReference = m_dataInfo.GetSpatialReference();
int index = fileName.LastIndexOf(".");
fileName = fileName.Substring(0, index);
fileName = fileName + "_pts.shp";
//打开工作空间
const string strShapeFieldName = "shape";
IWorkspaceFactory pWSF = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pWS = (IFeatureWorkspace)pWSF.OpenFromFile(filePath, 0);
//设置字段集
IFields pFields = new FieldsClass();
IFieldsEdit pFieldsEdit = (IFieldsEdit)pFields;
//设置字段
IField pField = new FieldClass();
IFieldEdit pFieldEdit = (IFieldEdit)pField;
//创建类型为几何类型的字段
pFieldEdit.Name_2 = strShapeFieldName;
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
//为esriFieldTypeGeometry类型的字段创建几何定义，包括类型和空间参照
IGeometryDef pGeoDef = new GeometryDefClass(); //The geometry definition for the field if IsGeometry is TRUE.
IGeometryDefEdit pGeoDefEdit = (IGeometryDefEdit)pGeoDef;
pGeoDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPoint;
pGeoDefEdit.SpatialReference_2 = spatialReference;
pFieldEdit.GeometryDef_2 = pGeoDef;
pFieldsEdit.AddField(pField);
pField = new FieldClass();
pFieldEdit = (IFieldEdit)pField;
pFieldEdit.Name_2 = "index";
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeInteger;
pFieldEdit.Precision_2 = 7;//数值精度
// pFieldEdit.Scale_2 = 3;//小数点位数
pFieldsEdit.AddField(pField);
//创建shapefile
pWS.CreateFeatureClass(fileName, pFields, null, null, esriFeatureType.esriFTSimple, strShapeFieldName, "");
//在featureclass中创建feature
IWorkspaceEdit workspaceEdit = pWS as IWorkspaceEdit;
workspaceEdit.StartEditing(true);
workspaceEdit.StartEditOperation();
IFeatureClass featureClass = pWS.OpenFeatureClass(fileName);
IFeatureBuffer featureBuffer = featureClass.CreateFeatureBuffer();
IFeatureCursor featureCursor = featureClass.Search(null, true);
IFeature feature = featureCursor.NextFeature();
while (feature != null)
{
feature.Delete();
feature = featureCursor.NextFeature();
}
featureCursor = featureClass.Insert(true);
int typeFieldIndex = featureClass.FindField("index");
//插入点，并写入聚类号
for (int i = 0; i < m_clusters.GetClusterCount(); i++)
{
Cluster currentCluster = m_clusters.GetCluster(i);
List<IPoint> currentPoints = currentCluster.GetPointsList();
for (int j = 0; j < currentPoints.Count; j++)
{
featureBuffer.set_Value(typeFieldIndex, currentCluster.GetClusterIndex());
featureBuffer.Shape = currentPoints[j] as IGeometry;
object featureOID = featureCursor.InsertFeature(featureBuffer);
}
}
featureCursor.Flush();
workspaceEdit.StopEditOperation();
workspaceEdit.StopEditing(true);
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureCursor);
//将新创建的shapfile作为图层添加到map里
IFeatureLayer featureLayer = new FeatureLayerClass();
featureLayer.FeatureClass = featureClass;
featureLayer.Name = featureClass.AliasName;
m_pointLayer = featureLayer;
////设置渲染
//DefinePointUniqueValueRenderer(featureLayer as IGeoFeatureLayer, "Class");
//m_mapControl.AddLayer(featureLayer as ILayer);
//this.m_mapControl.Refresh();
}
/// <summary>
/// 储存凸包shp，聚类号在"index"字段中标注
/// </summary>
public void CreatePolygonShapefile()
{
string filePath = m_dataInfo.GetOutputFilePath();
string fileName = m_dataInfo.GetOutputFileName();
ISpatialReference spatialReference = m_dataInfo.GetSpatialReference();
//打开工作空间
const string strShapeFieldName = "shape";
IWorkspaceFactory pWSF = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pWS = (IFeatureWorkspace)pWSF.OpenFromFile(filePath, 0);
//设置字段集
IFields pFields = new FieldsClass();
IFieldsEdit pFieldsEdit = (IFieldsEdit)pFields;
//设置字段
IField pField = new FieldClass();
IFieldEdit pFieldEdit = (IFieldEdit)pField;
//创建类型为几何类型的字段
pFieldEdit.Name_2 = strShapeFieldName;
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
//为esriFieldTypeGeometry类型的字段创建几何定义，包括类型和空间参照
IGeometryDef pGeoDef = new GeometryDefClass(); //The geometry definition for the field if IsGeometry is TRUE.
IGeometryDefEdit pGeoDefEdit = (IGeometryDefEdit)pGeoDef;
pGeoDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolygon;
pGeoDefEdit.SpatialReference_2 = spatialReference;
pFieldEdit.GeometryDef_2 = pGeoDef;
pFieldsEdit.AddField(pField);
pField = new FieldClass();
pFieldEdit = (IFieldEdit)pField;
pFieldEdit.Name_2 = "index";
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeInteger;
pFieldEdit.Precision_2 = 7;//数值精度
pFieldsEdit.AddField(pField);
//创建shapefile
pWS.CreateFeatureClass(fileName, pFields, null, null, esriFeatureType.esriFTSimple, strShapeFieldName, "");
//在featureclass中创建feature
IWorkspaceEdit workspaceEdit = pWS as IWorkspaceEdit;
workspaceEdit.StartEditing(true);
workspaceEdit.StartEditOperation();
IFeatureClass featureClass = pWS.OpenFeatureClass(fileName);
IFeatureBuffer featureBuffer = featureClass.CreateFeatureBuffer();
IFeatureCursor featureCursor = featureClass.Search(null, true);
IFeature feature = featureCursor.NextFeature();
while (feature != null)
{
feature.Delete();
feature = featureCursor.NextFeature();
}
featureCursor = featureClass.Insert(true);
int typeFieldIndex = featureClass.FindField("index");
for (int i = 0; i < m_clusters.GetClusterCount(); i++)
{
Cluster currentCluster = m_clusters.GetCluster(i);
IPolygon currentPolygon = currentCluster.GetConvexHull();
//we know that there are IPoints only in the Geometrycollection.
//But this is the safe and recommended way
if (currentPolygon != null)
{
featureBuffer.set_Value(typeFieldIndex, currentCluster.GetClusterIndex());
featureBuffer.Shape = currentPolygon as IGeometry;
object featureOID = featureCursor.InsertFeature(featureBuffer);
}
}
featureCursor.Flush();
workspaceEdit.StopEditOperation();
workspaceEdit.StopEditing(true);
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureCursor);
//将新创建的shapfile作为图层添加到map里
IFeatureLayer featureLayer = new FeatureLayerClass();
featureLayer.FeatureClass = featureClass;
featureLayer.Name = featureClass.AliasName;
m_polygonLayer = featureLayer;
/*
//提前设置渲染
DefinePolygonUniqueValueRenderer(featureLayer as IGeoFeatureLayer, "ClusterIndex");
m_mapControl.AddLayer(featureLayer as ILayer);
this.m_mapControl.Refresh();
*/
}
private void btnGO_Click(object sender, EventArgs e)
{
string fileName;
string shpFile;
int startX, endX;
string shpDir;
object Missing = Type.Missing;
//if (bFeatDataPath == true)
//{
// fileName = comboBoxInData.Text;
// shpDir = fileName.Substring(0, fileName.LastIndexOf("\\"));
// startX = fileName.LastIndexOf("\\");
// endX = fileName.Length;
// shpFile = fileName.Substring(startX + 1, endX - startX - 1);
// pFClass = Utility.OpenFeatureClassFromShapefile(shpDir, shpFile);
//}
//else
//{
// pFClass = GetFeatureFromMapLyr(comboBoxInData.Text);
//}
if (bRasterDataPath == true)
{
fileName = txtOutPath.Text;
shpDir = fileName.Substring(0, fileName.LastIndexOf("\\"));
startX = fileName.LastIndexOf("\\");
endX = fileName.Length;
shpFile = fileName.Substring(startX + 1, endX - startX - 1);
}
else
{
shpDir = txtOutPath.Text;
shpFile = "դ��ת����";
}
try
{
//ɾ����ʱ�����ļ�
DelFeatFile(shpDir, shpFile);
//���դ�����ݼ�
IRasterDescriptor pRsDescriptor = new RasterDescriptorClass();
pRsDescriptor.Create(m_pInRaster, new QueryFilterClass(), comboBoxField.Text);
//�����������ռ�
IWorkspaceFactory pWSF = new ShapefileWorkspaceFactoryClass();
IWorkspace pWS = pWSF.OpenFromFile(shpDir, 0);
//ת��դ��Ϊ������
IConversionOp pConversionOp = new RasterConversionOpClass();
IFeatureClass pOutFeatCls = null;
switch (comboBoxGeomeryType.Text)
{
case "��":
pOutFeatCls = pConversionOp.RasterDataToPointFeatureData(pRsDescriptor as IGeoDataset, pWS, shpFile) as IFeatureClass;
break;
case "��":
pOutFeatCls = pConversionOp.RasterDataToLineFeatureData(pRsDescriptor as IGeoDataset, pWS, shpFile, false, false, ref Missing) as IFeatureClass;
break;
case "��":
pOutFeatCls = pConversionOp.RasterDataToPolygonFeatureData(pRsDescriptor as IGeoDataset, pWS, shpFile, false) as IFeatureClass;
break;
}
IFeatureLayer pFeatLyr = new FeatureLayerClass();
pFeatLyr.FeatureClass = pOutFeatCls;
pMap.AddLayer(pFeatLyr);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
//
//ɾ���Ѵ��ڵ������ļ�
//
private void DelFeatFile(string sPath, string sName)
{
try
{
IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pFeatWorkspace = pWorkspaceFactory.OpenFromFile(sPath, 0) as IFeatureWorkspace;
IFeatureClass pFeatCls = pFeatWorkspace.OpenFeatureClass(sName);
IDataset pDataset = pFeatCls as IDataset;
pDataset.Delete();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private static string GetSpatialReference(string shapeFilePath)
{
var workspaceFactory = new ShapefileWorkspaceFactoryClass();
var featureWorkspace = (IFeatureWorkspace)workspaceFactory.OpenFromFile(Path.GetDirectoryName(shapeFilePath), 0);
var featureClass = featureWorkspace.OpenFeatureClass(Path.GetFileNameWithoutExtension(shapeFilePath));
ISpatialReference spatialReference = null;
if (featureClass != null)
{
IGeoDataset geoDataset = featureClass as IGeoDataset;
spatialReference = geoDataset.SpatialReference;
return "EPSG:"+spatialReference.FactoryCode;
}
return string.Empty;
}
/// <summary>
/// Get the FeatureClass from a Shapefile on disk (hard drive).
/// </summary>
/// <param name="string_ShapefileDirectory">A System.String that is the directory where the shapefile is located. Example: "C:\data\USA"</param>
/// <param name="string_ShapefileName">A System.String that is the shapefile name. Note: the shapefile extension's (.shp, .shx, .dbf, etc.) is not provided! Example: "States"</param>
/// <returns>An IFeatureClass interface. Nothing (VB.NET) or null (C#) is returned if unsuccessful.</returns>
/// <remarks></remarks>
public IFeatureClass GetFeatureClassFromShapefileOnDisk(System.String string_ShapefileDirectory, System.String string_ShapefileName)
{
System.IO.DirectoryInfo directoryInfo_check = new System.IO.DirectoryInfo(string_ShapefileDirectory);
if (directoryInfo_check.Exists)
{
//We have a valid directory, proceed
System.IO.FileInfo fileInfo_check = new System.IO.FileInfo(string_ShapefileDirectory + "\\" + string_ShapefileName + ".shp");
if (fileInfo_check.Exists)
{
//We have a valid shapefile, proceed
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace workspace = workspaceFactory.OpenFromFile(string_ShapefileDirectory, 0);
IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)workspace; // Explict Cast
IFeatureClass featureClass = featureWorkspace.OpenFeatureClass(string_ShapefileName);
return featureClass;
}
else
{
//Not valid shapefile
return null;
}
}
else
{
// Not valid directory
return null;
}
}
//
//
//
public static void createShapeFile(String folderName, String shapeName)
{
if (folderName == "" || shapeName == "") return;
string shapeFieldName = "shape";
try
{
IFeatureWorkspace pFWS = null;
IWorkspaceFactory pWorkspaceFactory = null;
pWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
//if(pWorkspaceFactory.IsWorkspace(folderName)==false) return;
pFWS = pWorkspaceFactory.OpenFromFile(folderName, 0) as IFeatureWorkspace;
IFields pFields = null;
IFieldsEdit pFieldsEdit = null;
pFields = new FieldsClass();
pFieldsEdit = pFields as IFieldsEdit;
IField pField = null;
IFieldEdit pFieldEdit = null;
//Make the shape field it will need a geometry definition, with a spatial reference
pField = new FieldClass();
pFieldEdit = pField as IFieldEdit;
pFieldEdit.Name_2 = shapeFieldName;
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
IGeometryDef pGeomDef = null;
IGeometryDefEdit pGeomDefEdit = null;
pGeomDef = new GeometryDefClass();
pGeomDefEdit = pGeomDef as IGeometryDefEdit;
pGeomDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolygon;
pGeomDefEdit.SpatialReference_2 = new UnknownCoordinateSystemClass();
pFieldEdit.GeometryDef_2 = pGeomDefEdit;
pFieldsEdit.AddField(pField);
//Add another miscellaneous text field
pField = new FieldClass();
pFieldEdit = pField as IFieldEdit;
pFieldEdit.Length_2 = 30;
pFieldEdit.Name_2 = "TextField";
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeString;
pFieldsEdit.AddField(pField);
IFeatureClass pFeatClass = null;
pFeatClass = pFWS.CreateFeatureClass(shapeName, pFields, null, null, esriFeatureType.esriFTSimple, shapeFieldName, "");
MessageBox.Show("��Ϊ" + shapeName + "��shape�ļ������ɹ�");
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}
//����DBASE�ļ�
public static ITable CreateDBFTable(string strName, string strFolder, bool overwrite, IFields pFields)
{
IFeatureWorkspace pFWS = null;
IWorkspaceFactory pWSF = new ShapefileWorkspaceFactoryClass();
DirectoryInfo dir = new DirectoryInfo(strFolder);
FileInfo fileInfo = new FileInfo(strFolder + @"\" + strName + ".dbf");
if (dir.Exists)
pFWS = pWSF.OpenFromFile(strFolder, 0) as IFeatureWorkspace;
if (fileInfo.Exists)
{
if (overwrite)
fileInfo.Delete();
else
{
fileInfo.Delete();
}
}
IFieldsEdit pFieldsEdit;
//����ֶμ��ϲ��ܴ��ڣ�����
if (pFields == null)
{
pFields = new FieldsClass();
pFieldsEdit = pFields as IFieldsEdit;
pFieldsEdit.FieldCount_2 = 1;
IField pField = new FieldClass();
IFieldEdit pFieldEdit = pField as IFieldEdit;
pFieldEdit.Length_2 = 30;
pFieldEdit.Name_2 = "TextField";
pFieldEdit.Type_2 = esriFieldType.esriFieldTypeString;
pFieldEdit.AliasName_2 = "hi";
pFieldsEdit.set_Field(0, pField);
}
ITable pTable = pFWS.CreateTable(strName, pFields, null, null, "");
return pTable;
}
public static IWorkspace GetShapefileWorkspace(string sFilePath)
{
if (!File.Exists(sFilePath))
{
return null;
}
try
{
IWorkspaceFactory factory = new ShapefileWorkspaceFactoryClass();
sFilePath = System.IO.Path.GetDirectoryName(sFilePath);
return factory.OpenFromFile(sFilePath, 0);
}
catch
{
return null;
}
}
private IFeatureClass loadShapfile()
{
IWorkspaceFactory pWsFact = new ShapefileWorkspaceFactoryClass();
IWorkspace pWs = pWsFact.OpenFromFile(m_Dirpath, 0);
IFeatureWorkspace pFeaWs = pWs as IFeatureWorkspace;
IFeatureClass pFeaCls = pFeaWs.OpenFeatureClass(m_Filename);
return pFeaCls;
}
/// <summary>
/// Load the information from the MajorCities featureclass to the locations table
/// </summary>
private void PopulateLocationsTableProc()
{
//get the ArcGIS path from the registry
RegistryKey key = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\ESRI\ArcObjectsSdk10.4");
string path = Convert.ToString(key.GetValue("InstallDir"));
if (!System.IO.File.Exists(System.IO.Path.Combine(path, @"Samples\Data\USZipCodeData\ZipCode_Boundaries_US_Major_Cities.shp")))
{
MessageBox.Show("Cannot find file ZipCode_Boundaries_US_Major_Cities.shp!");
return;
}
//open the featureclass
IWorkspaceFactory wf = new ShapefileWorkspaceFactoryClass() as IWorkspaceFactory;
IWorkspace ws = wf.OpenFromFile(System.IO.Path.Combine(path, @"Samples\Data\USZipCodeData"), 0);
IFeatureWorkspace fw = ws as IFeatureWorkspace;
IFeatureClass featureClass = fw.OpenFeatureClass("ZipCode_Boundaries_US_Major_Cities");
//map the name and zip fields
int zipIndex = featureClass.FindField("ZIP");
int nameIndex = featureClass.FindField("NAME");
string cityName;
long zip;
try
{
//iterate through the features and add the information to the table
IFeatureCursor fCursor = null;
fCursor = featureClass.Search(null, true);
IFeature feature = fCursor.NextFeature();
int index = 0;
while(null != feature)
{
object obj = feature.get_Value(nameIndex);
if (obj == null)
continue;
cityName = Convert.ToString(obj);
obj = feature.get_Value(zipIndex);
if (obj == null)
continue;
zip = long.Parse(Convert.ToString(obj));
if(zip <= 0)
continue;
//add the current location to the location table
DataRow r = m_locations.Rows.Find(zip);
if(null == r)
{
r = m_locations.NewRow();
r[1] = zip;
r[2] = cityName;
lock(m_locations)
{
m_locations.Rows.Add(r);
}
}
feature = fCursor.NextFeature();
index++;
}
//release the feature cursor
Marshal.ReleaseComObject(fCursor);
}
catch(Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
}
//线转面：测试不成功
private void feture2line(string CN_code, Geoprocessor gp, string outPath, string path, string name)
{
IWorkspaceFactory pwokspace = new ShapefileWorkspaceFactoryClass();
IWorkspace workspace = pwokspace.OpenFromFile(path, 0);
IFeatureWorkspace pFeatureWorkspace = (IFeatureWorkspace)workspace;
IFeatureClass featureClass = pFeatureWorkspace.OpenFeatureClass(name);
//Msg("正在处理···" + CN_code + "···面转线");
ESRI.ArcGIS.DataManagementTools.FeatureToLine fe2li = new FeatureToLine();
fe2li.in_features = featureClass;
fe2li.out_feature_class = outPath;
gp.OverwriteOutput = true;
gp.Execute(fe2li, null);
MessageBox.Show(CN_code + "···面转线处理完成！");
}
private IFeatureClass loadFeatureClasFromFolder(string dir, string name)
{
IFeatureClass feacls = null;
IWorkspace workspace;
IName nameobj;
IEnumDatasetName enumdsetName;
IWorkspaceFactory wsFactory;
wsFactory = new ShapefileWorkspaceFactoryClass();
workspace = wsFactory.OpenFromFile(dir, 0);
enumdsetName = workspace.get_DatasetNames(esriDatasetType.esriDTFeatureClass);
IDatasetName dname = enumdsetName.Next();
while (dname != null)
{
nameobj = dname as IName;
string str = dname.Name;
if (string.Equals(str, name))
{
feacls = nameobj.Open() as IFeatureClass;
return feacls;
}
dname = enumdsetName.Next();
}
return feacls;
}
private void AddASCFile_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
this.openFileDialog1.Title = "加载路线数据";
this.openFileDialog1.Filter = "My file(*.txt)|*.txt|ShapeFile(*.shp)|*.shp";
if (this.openFileDialog1.ShowDialog() == DialogResult.OK)
{
this.gridControl1.DataSource = null;
if (this.PointsDt.Rows.Count != 0)
{
this.PointsDt.Clear();
}
// int rCount = this.PointsDt.Rows.Count;
if (this.openFileDialog1.FileName.ToLower().Contains(".txt"))
{
string[] CoorPoint = File.ReadAllLines(this.openFileDialog1.FileName, Encoding.ASCII);
try
{
for (int j = 0; j < CoorPoint.Length; j++)
{
if (CoorPoint[j] != "" && CoorPoint[j] != null)
{
DataRow dr = PointsDt.NewRow();
string[] newStrArr = new string[2];
newStrArr = CoorPoint[j].Split(',');
dr["X"] = newStrArr[0];
dr["Y"] = newStrArr[1];
PointsDt.Rows.Add(dr);
}
}
this.gridControl1.DataSource = PointsDt;
}
catch (Exception ex)
{
MessageBox.Show("加载文件格式不正确！", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
//throw;
}
}
else if (this.openFileDialog1.FileName.ToLower().Contains(".shp"))
{
try
{
IWorkspaceFactory pShpWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace pWorkspace = pShpWorkspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(this.openFileDialog1.FileName), 0);
IFeatureWorkspace pFeatureWorkspace = pWorkspace as IFeatureWorkspace;
IFeatureClass pFeatureClass = pFeatureWorkspace.OpenFeatureClass(System.IO.Path.GetFileNameWithoutExtension(this.openFileDialog1.FileName));
if (pFeatureClass.ShapeType != ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolyline)
{
MessageBox.Show("请导入线图层！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
IFeatureCursor fc = pFeatureClass.Search(null, false);
IFeature pFeature = fc.NextFeature();
if (pFeature != null)
{
int sq = 0;
ESRI.ArcGIS.Geometry.IGeometry geo = pFeature.Shape;
ESRI.ArcGIS.Geometry.IPointCollection pPointCollection = geo as ESRI.ArcGIS.Geometry.IPointCollection;
for (int i = 0; i < pPointCollection.PointCount; i++)
{
ESRI.ArcGIS.Geometry.IPoint pPoint = pPointCollection.get_Point(i);
DataRow dr = PointsDt.NewRow();
dr["X"] = pPoint.X;
dr["Y"] = pPoint.Y;
PointsDt.Rows.Add(dr);
}
}
}
catch (Exception)
{
}
if (PointsDt!=null)
{
this.gridControl1.DataSource = PointsDt;
}
}
else
{
return;
}
}
}
public IFeatureWorkspace GetFeatureWorkspaceFromDirectory(System.String string_ShapefileDirectory)
{
System.IO.DirectoryInfo directoryInfo_check = new System.IO.DirectoryInfo(string_ShapefileDirectory);
if (directoryInfo_check.Exists)
{
IWorkspaceFactory workspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace workspace = workspaceFactory.OpenFromFile(string_ShapefileDirectory, 0);
IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)workspace; // Explict Cast
return featureWorkspace;
}
else
{
// Not valid directory
return null;
}
}
/// <summary>
/// Export graphics to a shapefile
/// </summary>
/// <param name="fileNamePath">Path to shapefile</param>
/// <param name="graphicsList">List of graphics for selected tab</param>
/// <param name="ipSpatialRef">Spatial Reference being used</param>
/// <returns>Created featureclass</returns>
private IFeatureClass ExportToShapefile(string fileNamePath, List<Graphic> graphicsList, ISpatialReference ipSpatialRef)
{
int index = fileNamePath.LastIndexOf('\\');
string folder = fileNamePath.Substring(0, index);
string nameOfShapeFile = fileNamePath.Substring(index + 1);
string shapeFieldName = "Shape";
IFeatureClass featClass = null;
using (ComReleaser oComReleaser = new ComReleaser())
{
try
{
IWorkspaceFactory workspaceFactory = null;
workspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace workspace = workspaceFactory.OpenFromFile(folder, 0);
IFeatureWorkspace featureWorkspace = workspace as IFeatureWorkspace;
IFields fields = null;
IFieldsEdit fieldsEdit = null;
fields = new Fields();
fieldsEdit = (IFieldsEdit)fields;
IField field = null;
IFieldEdit fieldEdit = null;
field = new FieldClass();///###########
fieldEdit = (IFieldEdit)field;
fieldEdit.Name_2 = "Shape";
fieldEdit.Type_2 = (esriFieldType.esriFieldTypeGeometry);
IGeometryDef geomDef = null;
IGeometryDefEdit geomDefEdit = null;
geomDef = new GeometryDefClass();///#########
geomDefEdit = (IGeometryDefEdit)geomDef;
//This is for line shapefiles
geomDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolyline;
geomDefEdit.SpatialReference_2 = ipSpatialRef;
fieldEdit.GeometryDef_2 = geomDef;
fieldsEdit.AddField(field);
////Add another miscellaneous text field
//field = new FieldClass();
//fieldEdit = (IFieldEdit)field;
//fieldEdit.Length_2 = 30;
//fieldEdit.Name_2 = "TextField";
//fieldEdit.Type_2 = esriFieldType.esriFieldTypeString;
//fieldsEdit.AddField(field);
featClass = featureWorkspace.CreateFeatureClass(nameOfShapeFile, fields, null, null, esriFeatureType.esriFTSimple, shapeFieldName, "");
foreach (Graphic graphic in graphicsList)
{
IFeature feature = featClass.CreateFeature();
feature.Shape = graphic.Geometry;
feature.Store();
}
IFeatureLayer featurelayer = null;
featurelayer = new FeatureLayerClass();
featurelayer.FeatureClass = featClass;
featurelayer.Name = featClass.AliasName;
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(workspace);
workspace = null;
GC.Collect();
return featClass;
}
catch (Exception ex)
{
return featClass;
}
}
}
private void btnOK_Click(object sender, EventArgs e)
{
if (this.cklstCurLayers.CheckedItems.Count == 0)
{
MessageBox.Show("请选择要导出的图层！");
return;
}
if (this.tbOutputFile.Text.Trim().Equals(""))
{
MessageBox.Show("请选择导出路径！");
return;
}
if (System.IO.Directory.Exists(this.tbOutputFile.Text) == false)
{
MessageBox.Show("导出路径不存在！");
return;
}
progressBar1.Maximum = cklstCurLayers.CheckedItems.Count;
string outpath = this.tbOutputFile.Text + "\\";
List<IFeatureClass> list = new List<IFeatureClass>();
int succount = 0;
try
{
for (int i = 0; i < this.cklstCurLayers.Items.Count; i++)
{
if (this.cklstCurLayers.GetItemChecked(i))
{
list.Add(m_dicPathAliasName[i]);
}
}
if (list.Count > 0)
{
IDataset pDataSet = list[0] as IDataset;
IWorkspace pWorkspace = pDataSet.Workspace;
IWorkspaceFactory pWSF = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pWS = (IFeatureWorkspace)pWSF.OpenFromFile(outpath, 0);
for (int i = 0; i < list.Count; i++)
{
if (list[i].FeatureType == esriFeatureType.esriFTAnnotation)
{
MessageBox.Show("注记无法转换成shape格式！");
progressBar1.Value++;
continue;
}
string fileName = (list[i] as IDataset).Name;
string name = fileName.Substring(fileName.LastIndexOf('.') + 1);
string fullFileName = outpath + name + ".shp";
fullFileName = fullFileName.Replace(@"//", @"/");
if (File.Exists(fullFileName))
{ //如果已经存在就先删除
DirectoryInfo di = new DirectoryInfo(outpath);
FileInfo[] fis = di.GetFiles(fileName + "*");
foreach (FileInfo fi in fis)
{
fi.Delete();
}
}
if (IFeatureDataConverter_ConvertFeatureClass(pWorkspace, (IWorkspace)pWS, fileName, name))
succount++;
progressBar1.Value++;
}
}
//GP.Execute(GPExportCAD, null);
MessageBox.Show("成功转换" + succount.ToString() + "个图层！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
this.Close();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
/// <summary>
/// 转格式
/// </summary>
/// <param name="sourceWorkspacePath"></param>
/// <param name="targetWorkspacePath"></param>
/// <param name="sourceDataName"></param>
/// <param name="targetDataName"></param>
public static void ConvertFeatureClassToShapefile(string sourceWorkspacePath, string targetWorkspacePath, string sourceDataName, string targetDataName)
{
// Open the source and target workspaces.
IWorkspaceFactory sourceWorkspaceFactory = new FileGDBWorkspaceFactoryClass();
IWorkspaceFactory targetWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
IWorkspace sourceWorkspace = sourceWorkspaceFactory.OpenFromFile(sourceWorkspacePath, 0);
IWorkspace targetWorkspace = targetWorkspaceFactory.OpenFromFile(targetWorkspacePath, 0);
// Cast the workspaces to the IDataset interface and get name objects.
IDataset sourceWorkspaceDataset = (IDataset)sourceWorkspace;
IDataset targetWorkspaceDataset = (IDataset)targetWorkspace;
IName sourceWorkspaceDatasetName = sourceWorkspaceDataset.FullName;
IName targetWorkspaceDatasetName = targetWorkspaceDataset.FullName;
IWorkspaceName sourceWorkspaceName = (IWorkspaceName)sourceWorkspaceDatasetName;
IWorkspaceName targetWorkspaceName = (IWorkspaceName)targetWorkspaceDatasetName;
// Create a name object for the shapefile and cast it to the IDatasetName interface.
IFeatureClassName sourceFeatureClassName = new FeatureClassNameClass();
IDatasetName sourceDatasetName = (IDatasetName)sourceFeatureClassName;
sourceDatasetName.Name = sourceDataName;//"streets";
sourceDatasetName.WorkspaceName = sourceWorkspaceName;
// Create a name object for the FGDB feature class and cast it to the IDatasetName interface.
IFeatureClassName targetFeatureClassName = new FeatureClassNameClass();
IDatasetName targetDatasetName = (IDatasetName)targetFeatureClassName;
targetDatasetName.Name = targetDataName;// "AtlantaStreets";
targetDatasetName.WorkspaceName = targetWorkspaceName;
// Open source feature class to get field definitions.
IName sourceName = (IName)sourceFeatureClassName;
IFeatureClass sourceFeatureClass = (IFeatureClass)sourceName.Open();
// Create the objects and references necessary for field validation.
IFieldChecker fieldChecker = new FieldCheckerClass();
IFields sourceFields = sourceFeatureClass.Fields;
IFields targetFields = null;
IEnumFieldError enumFieldError = null;
// Set the required properties for the IFieldChecker interface.
fieldChecker.InputWorkspace = sourceWorkspace;
fieldChecker.ValidateWorkspace = targetWorkspace;
// Validate the fields and check for errors.
fieldChecker.Validate(sourceFields, out enumFieldError, out targetFields);
if (enumFieldError != null)
{
// Handle the errors in a way appropriate to your application.
Console.WriteLine("Errors were encountered during field validation.");
}
// Find the shape field.
String shapeFieldName = sourceFeatureClass.ShapeFieldName;
int shapeFieldIndex = sourceFeatureClass.FindField(shapeFieldName);
IField shapeField = sourceFields.get_Field(shapeFieldIndex);
// Get the geometry definition from the shape field and clone it.
IGeometryDef geometryDef = shapeField.GeometryDef;
IClone geometryDefClone = (IClone)geometryDef;
IClone targetGeometryDefClone = geometryDefClone.Clone();
IGeometryDef targetGeometryDef = (IGeometryDef)targetGeometryDefClone;
// Create a query filter to remove ramps, interstates and highways.
IQueryFilter queryFilter = new QueryFilterClass();
//queryFilter.WhereClause = "NAME <> 'Ramp' AND PRE_TYPE NOT IN ('I', 'Hwy')";
queryFilter.WhereClause = "1=1";
// Create the converter and run the conversion.
IFeatureDataConverter featureDataConverter = new FeatureDataConverterClass();
IEnumInvalidObject enumInvalidObject =
featureDataConverter.ConvertFeatureClass(sourceFeatureClassName,
queryFilter, null, targetFeatureClassName, targetGeometryDef, targetFields,
"", 1000, 0);
// Check for errors.
IInvalidObjectInfo invalidObjectInfo = null;
enumInvalidObject.Reset();
while ((invalidObjectInfo = enumInvalidObject.Next()) != null)
{
// Handle the errors in a way appropriate to the application.
Console.WriteLine("Errors occurred for the following feature: {0}",
invalidObjectInfo.InvalidObjectID);
}
}
