public IWorkspace CreateOrOpenLoaclGeoDataBase(string path, EnumLoaclGeoDatabaseType type)
{
try
{
IWorkspaceFactory pTargetWsf = null;
switch (type)
{
case EnumLoaclGeoDatabaseType.MDB:
pTargetWsf = new AccessWorkspaceFactory();
break;
case EnumLoaclGeoDatabaseType.GDB:
pTargetWsf = new FileGDBWorkspaceFactory();
break;
case EnumLoaclGeoDatabaseType.SHP:
pTargetWsf = new ShapefileWorkspaceFactory();
break;
}
if (System.IO.Directory.Exists(path) || System.IO.File.Exists(path))
{
if (pTargetWsf.IsWorkspace(path))
{
return(pTargetWsf.OpenFromFile(path, 0));
}
else
{
ErrorMessage = "当前工作空间已经损坏";
return(null);
}
}
else
{
string sPath = System.IO.Path.GetDirectoryName(path);
string sName = System.IO.Path.GetFileNameWithoutExtension(path);
IWorkspaceName pWorkspaceName = pTargetWsf.Create(sPath, sName, null, 0);
return(pTargetWsf.Open(pWorkspaceName.ConnectionProperties, 0));
}
}
catch (Exception ex)
{
ErrorMessage = ex.Message;
return(null);
}
}
/// <summary>
/// 加载Shape文件
/// </summary>
/// <param name="axMapControl">地图控件引用</param>
/// <param name="strFilePath">文件路径</param>
/// <returns>正常：“”，异常：异常字符；</returns>
private SystemErrorType LoadShapeFile(ref AxMapControl axMapControl, string strFilePath)
{
if (strFilePath == "")
{
return(SystemErrorType.enumFilePathIsNull);
}
try
{
IWorkspaceFactory pWorkSpaceFactory = null;
IFeatureWorkspace pFeatureWorkspace = null;
IFeatureClass pFeatureClass = null;
IFeatureLayer pFeatureLayer = null;
String WorkSpacePath = strFilePath.Substring(0, strFilePath.LastIndexOf('\\')); //取文件夹路径
string Layers = strFilePath.Substring(strFilePath.LastIndexOf('\\') + 1); //取文件名
//创建shape文件workspace，加载shape文件到地图控件
pWorkSpaceFactory = new ShapefileWorkspaceFactory() as IWorkspaceFactory;
if (pWorkSpaceFactory.IsWorkspace(WorkSpacePath))
{
pFeatureWorkspace = pWorkSpaceFactory.OpenFromFile(WorkSpacePath, 0) as IFeatureWorkspace;
pFeatureClass = pFeatureWorkspace.OpenFeatureClass(Layers);
pFeatureLayer = new FeatureLayer() as IFeatureLayer;
pFeatureLayer.Name = Layers.Substring(0, Layers.Length - 4);
pFeatureLayer.FeatureClass = pFeatureClass;
axMapControl.ClearLayers();
axMapControl.AddLayer(pFeatureLayer);
axMapControl.ActiveView.Refresh();
}
else
{
return(SystemErrorType.enumDataIsIllegal);
}
}
catch (Exception)
{
return(SystemErrorType.enumArcObjectHandleError);
}
return(SystemErrorType.enumOK);
}
//// 加载选中图层
////blnAddData是否加载数据到Map
public static bool AddSelectedLayer(ref IBasicMap pMap, string pSuffix, List <IFeatureLayer> pListCol, List <IDataset> m_DatasetCol, string pCurrentFilePath, bool blnAddData, int intPyrmd)
{
//intPyrmd=0;
bool functionReturnValue = false;
functionReturnValue = false;
//WHFErrorHandle.clsErrorHandle pfrmError = new WHFErrorHandle.clsErrorHandle();
System.Windows.Forms.Cursor pCursor = Cursors.Default;
int i = 0;
//Dim pFileName As IFileName
IWorkspaceFactory pWorkspaceFactory = default(IWorkspaceFactory);
//Dim pRasterWorkspace As IRasterWorkspace2
//Dim pRasterDataset As IRasterDataset
//Dim pRasterLayer As IRasterLayer
IFeatureWorkspace pFeatWorkspace = default(IFeatureWorkspace);
//Dim pFeatDS As IFeatureDataset
IDataset pDataset = default(IDataset);
//Dim pFeatCls As IFeatureClass
IFeatureLayer pFeatLayer = default(IFeatureLayer);
//Dim pLayer As ILayer
////以下三个变量是用来获得工作区的路径和文件的名称
//Dim sPath() As String
string sWorkSpacePath = pCurrentFilePath;
string sFileName = null;
if (pListCol.Count == 0)
{
return(functionReturnValue);
}
//要进行空间参考的比较
blnEditMapSpatial = true;
try
{
switch (pSuffix)
{
case ".SHP":
//shp文件的处理
//获得工作区,并通过shp文件的名称打开文件
pWorkspaceFactory = new ShapefileWorkspaceFactory();
if (pWorkspaceFactory.IsWorkspace(sWorkSpacePath))
{
pFeatWorkspace = (IFeatureWorkspace)pWorkspaceFactory.OpenFromFile(sWorkSpacePath, 0);
for (i = 1; i <= pListCol.Count; i++)
{
sFileName = (string)pListCol[i].Name;
pDataset = (IDataset)pFeatWorkspace.OpenFeatureClass(sFileName);
m_DatasetCol.Add(pDataset);
pFeatLayer = new FeatureLayer();
//设置图层的名字和要素类
pFeatLayer.FeatureClass = (IFeatureClass)pDataset;
pFeatLayer.Name = sFileName.Substring(0, sFileName.Length - 4);
//pFeatLayer.Name = Strings.Left(sFileName, Strings.Len(sFileName) - 4);
}
functionReturnValue = true;
}
break;
//Case ".IMG", ".TIF", ".BMP", ".JPG"
// pWorkspaceFactory = New RasterWorkspaceFactory
// '创建并添加栅格图层
// If pWorkspaceFactory.IsWorkspace(sWorkSpacePath) Then
// pRasterWorkspace = pWorkspaceFactory.OpenFromFile(sWorkSpacePath, 0)
// Dim pRasPyrmd As IRasterPyramid
// Dim intRslt As Integer
// Dim intSameDo As Integer
// For i = 1 To pListCol.Count
// sFileName = pListCol.Item(i)
// pRasterDataset = pRasterWorkspace.OpenRasterDataset(sFileName)
// m_DatasetCol.Add(pRasterDataset)
// '//判断栅格金字塔是否存在,询问是否构建
// pRasPyrmd = pRasterDataset
// '//如果金字塔存在则直接添加到地图，如果不存在则提示
// If Not pRasPyrmd.Present Then
// Select Case intPyrmd
// Case 0
// '//intSamedo决定是否选择了"采用相同设置".0代表否,1代表是
// '//intResult 表示用户点击的按钮0,1,2分别代表"否","是","退出"
// intRslt = pfrmError.DisplayInformationEx("添加的栅格数据没有构建金字塔,是否构建?", sFileName & "金字塔构建", "采用相同设置,不再询问", 4, intSameDo, "是", "否", "退出")
// '// 0则不创建,不做任何处理
// If intRslt = 1 Then '//创建
// Windows.Forms.Cursor.Current = Cursors.WaitCursor
// DoEvents()
// pRasPyrmd.Create()
// If intSameDo = 1 Then
// intPyrmd = 1
// End If
// Windows.Forms.Cursor.Current = Cursors.Default
// ElseIf intRslt = 0 Then
// '//接下来的图幅不创建金字塔，直接加载到地图，设置intPyrmd为3不做判断
// If intSameDo = 1 Then
// intPyrmd = 3
// End If
// End If
// Case 1
// Windows.Forms.Cursor.Current = Cursors.WaitCursor
// DoEvents()
// pRasPyrmd.Create()
// Windows.Forms.Cursor.Current = Cursors.Default
// Case 2 '//退出创建,不加载该栅格数据
// If intSameDo = 1 Then
// intPyrmd = 2
// Exit Function
// End If
// End Select
// End If
// pRasterLayer = New RasterLayer
// pRasterLayer.CreateFromDataset(pRasterDataset)
// Next
// AddSelectedLayer = True
// End If
case ".DWG":
case ".DXF":
case ".DGN":
functionReturnValue = AddCADLayer(ref pMap, pCurrentFilePath, pListCol, blnAddData);
break;
case ".MXD":
string strMxdName = null;
IMapDocument pMapDoc = default(IMapDocument);
IMap pTmpMap = default(IMap);
sFileName = (string)pListCol[1].Name;
strMxdName = sWorkSpacePath + "\\" + sFileName;
pMapDoc = new MapDocument();
pMapDoc.Open(strMxdName, null);
pTmpMap = pMapDoc.get_Map(0);
break;
case "IDatasetName":
IDatasetName pDSN = default(IDatasetName);
for (i = 1; i <= pListCol.Count; i++)
{
pDSN.Name = pListCol[i].Name;
functionReturnValue = AddDataset(ref pMap, pDSN, m_DatasetCol, blnAddData);
}
break;
}
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
return(functionReturnValue);
}
/// <summary>
/// 添加选中的图层
/// </summary>
/// <param name="pMap"></param>
/// <param name="pSuffix"></param>
/// <param name="pListCol"></param>
/// <param name="m_DatasetCol"></param>
/// <param name="pCurrentFilePath"></param>
/// <param name="blnAddData"></param>
/// <returns></returns>
public static bool AddSelectedLayer(IBasicMap pMap, string pSuffix, Collection <object> pListCol, Collection <object> m_DatasetCol, string pCurrentFilePath, bool blnAddData)
{
bool functionReturnValue = false;
System.Windows.Forms.Cursor pCursor = Cursors.Default;
//Dim pFileName As IFileName
IWorkspaceFactory pWorkspaceFactory = null;
IFeatureWorkspace pFeatWorkspace = null;
//Dim pFeatDS As IFeatureDataset
IDataset pDataset = null;
//Dim pFeatCls As IFeatureClass
IFeatureLayer pFeatLayer = null;
//Dim pLayer As ILayer
////以下三个变量是用来获得工作区的路径和文件的名称
//Dim sPath() As String
string sWorkSpacePath = pCurrentFilePath;
string sFileName = null;
if (pListCol.Count == 0)
{
return(false);
}
//要进行空间参考的比较
blnEditMapSpatial = true;
try
{
switch (pSuffix)
{
case ".shp":
{
//shp文件的处理
//获得工作区,并通过shp文件的名称打开文件
pWorkspaceFactory = new ShapefileWorkspaceFactory() as IWorkspaceFactory;
if (pWorkspaceFactory.IsWorkspace(sWorkSpacePath))
{
pFeatWorkspace = pWorkspaceFactory.OpenFromFile(sWorkSpacePath, 0) as IFeatureWorkspace;
for (int i = 0; i < pListCol.Count; i++)
{
sFileName = pListCol[i].ToString();
pDataset = pFeatWorkspace.OpenFeatureClass(sFileName) as IDataset;
m_DatasetCol.Add(pDataset);
pFeatLayer = new FeatureLayer();
//设置图层的名字和要素类
pFeatLayer.FeatureClass = pDataset as IFeatureClass;
pFeatLayer.Name = sFileName.Substring(0, sFileName.Length - 4);
if (blnAddData == true)
{
//pMap.AddLayer pFeatLayer
ClsMapLayer.AddLyrToBasicMap(pMap, pFeatLayer);
ClsMapLayer.SortLayer(pMap, pFeatLayer);
}
//pSelectedCln.Add(pFeatLayer)
}
functionReturnValue = true;
}
break;
}
case "IDatasetName":
IDatasetName pDSN = null;
for (int i = 0; i < pListCol.Count; i++)
{
pDSN = pListCol[i] as IDatasetName;
functionReturnValue = ClsMapLayer.AddDataset(pMap, pDSN, m_DatasetCol, blnAddData);
}
break;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "异常", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
return(functionReturnValue);
}
