/// <summary>
/// 以矢量的方式加载CAD数据
/// </summary>
/// <param name="mapControl">要加载的地图控件</param>
public void AddCADByShp(AxMapControl mapControl)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "CAD(*.dwg)|*.dwg";
openFileDialog.Title = "打开CAD数据文件";
openFileDialog.ShowDialog();
string fullPath = openFileDialog.FileName;
if (fullPath == "")
{
return;
}
//获取文件名和文件路径
int SubIndex = fullPath.LastIndexOf("\\");
string fileDir = fullPath.Substring(0, SubIndex);
string fileName = fullPath.Substring(SubIndex + 1);
IWorkspaceFactory workspaceFactory = new CadWorkspaceFactory();
IFeatureWorkspace workspace = (IFeatureWorkspace)workspaceFactory.OpenFromFile(fileDir, 0);
IFeatureClass feature = workspace.OpenFeatureClass(fileName + ":polygon");
IFeatureLayer featureLayer = new FeatureLayer();
featureLayer.FeatureClass = feature;
featureLayer.Name = fileName;
mapControl.AddLayer(featureLayer);
mapControl.ActiveView.Refresh();
}
/// <summary>
/// 作用：打开CAD文件Workspace
/// 作者：汪建龙
/// 编写时间：2016年11月22日12:54:02
/// </summary>
/// <param name="directory"></param>
/// <returns></returns>
public static IWorkspace OpenCADWorkSpace(string directory)
{
IWorkspaceFactory workspaceFactory = new CadWorkspaceFactory();
IWorkspace workspace = workspaceFactory.OpenFromFile(directory, 0);
return(workspace);
}
/// <summary>
/// CAD文件作为矢量图层加载
/// 分图层加载
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnAddCADByLayerToolStripMenuItem_Click(object sender, EventArgs e)
{
string filePath;
string fileName;
string filter = "CAD(*.dwg)|*.dwg";
string title = "打开CAD数据文件";
outFilePathAndFileName(title, filter, out filePath, out fileName);
if (fileName == null || filePath == null)
{
return;
}
IWorkspaceFactory pWorkspaceFactory = new CadWorkspaceFactory();
IFeatureWorkspace pFeatureWorkspace = pWorkspaceFactory.OpenFromFile(filePath, 0) as IFeatureWorkspace;
// 加载CAD文件中的线文件
IFeatureClass pFeatureClass = pFeatureWorkspace.OpenFeatureClass(fileName + ":polyline");
IFeatureLayer pFeatureLayer = new FeatureLayerClass();
pFeatureLayer.Name = fileName;
pFeatureLayer.FeatureClass = pFeatureClass;
// 新增删除数据
ClearAllData();
MainMapControl.AddLayer(pFeatureLayer);
MainMapControl.Refresh();
//同步鹰眼
SynchronizeEagleEye();
}
/// <summary>
/// 以栅格背景图的形式添加CAD数据
/// </summary>
/// <param name="mapControl">要添加CAD数据的地图控件</param>
public void AddCADByRaster(AxMapControl mapControl)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "CAD(*.dwg)|*.dwg";
openFileDialog.Title = "打开CAD数据文件";
openFileDialog.ShowDialog();
string fullPath = openFileDialog.FileName;
if (fullPath == "")
{
return;
}
//获取文件名和文件路径
int subIndex = fullPath.LastIndexOf("\\");
string fileDir = fullPath.Substring(0, subIndex);
string fileName = fullPath.Substring(subIndex + 1);
IWorkspaceFactory CadWorkspaceFactory = new CadWorkspaceFactory();
ICadDrawingWorkspace CadWorkspace = (ICadDrawingWorkspace)CadWorkspaceFactory.OpenFromFile(fileDir, 0);
ICadDrawingDataset cadDrawingDataset = CadWorkspace.OpenCadDrawingDataset(fileName);
ICadLayer cadLayer = new CadLayerClass();
cadLayer.CadDrawingDataset = cadDrawingDataset;
mapControl.AddLayer(cadLayer);
mapControl.ActiveView.Refresh();
}
private void method1ToolStripMenuItem_Click(object sender, EventArgs e)
{
System.Windows.Forms.OpenFileDialog openFileDialog =
new System.Windows.Forms.OpenFileDialog();
openFileDialog.Filter = "CAD (*.dwg)|*.dwg";
openFileDialog.FilterIndex = 2;
openFileDialog.RestoreDirectory = true;
openFileDialog.Multiselect = false;
if (openFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
string filename = openFileDialog.FileName;
if (filename != "")
{
//axMapControl1.ClearLayers();
IWorkspaceFactory pCadWorkspaceFactory =
new CadWorkspaceFactory();
IWorkspace pWorkspace = pCadWorkspaceFactory.OpenFromFile(
System.IO.Path.GetDirectoryName(filename), 0);
ICadDrawingWorkspace pCadDrawingWorkspace =
(ICadDrawingWorkspace)pWorkspace;
ICadDrawingDataset pCadDataset =
pCadDrawingWorkspace.OpenCadDrawingDataset(
System.IO.Path.GetFileName(filename));
ICadLayer pCadLayer = new CadLayerClass();
pCadLayer.CadDrawingDataset = pCadDataset;
axMapControl1.AddLayer(pCadLayer, 0);
}
}
}
// 测试导入道路
public static Form TestCase1()
{
var factory2 = new CadWorkspaceFactory();
try
{
var path = System.IO.Path.GetDirectoryName(@"C:\Temp\Traffic\temp.dxf");
var ws2 = factory2.OpenFromFile(path, 0) as IFeatureWorkspace;
var fc2 = ws2.OpenFeatureClass(System.IO.Path.GetFileName(@"C:\Temp\Traffic\temp.dxf") + ":polyline");
var cursor = fc2.Search(null, true);
var f = cursor.NextFeature();
var lst = new List<IPolyline>();
while (f != null)
{
var geo = f.ShapeCopy;
if (!(geo is IPolyline) || geo.IsEmpty == true)
{
MessageBox.Show("当前CAD文件中包含的路线类型信息不正确，请检查。", "注意");
Marshal.ReleaseComObject(cursor);
return null;
}
else
{
lst.Add(geo as IPolyline);
}
f = cursor.NextFeature();
}
Marshal.ReleaseComObject(cursor);
if (lst.Count == 0)
{
MessageBox.Show("当前CAD文件中不包含路线信息，请检查。", "注意");
return null;
}
RoadMerger.FragmentThreshold = 20;
var ls = RoadMerger.SplitLine(lst);
var factory = new AccessWorkspaceFactory();
var ws = factory.OpenFromFile(@"C:\Temp\Traffic\db.mdb", 0) as IFeatureWorkspace;
var fc = ws.OpenFeatureClass("AROAD");
var historyFC = ws.OpenFeatureClass("ROADHIS");
var nodeFC = ws.OpenFeatureClass("NODE");
var lines = RoadMerger.QueryIntersects(ls, fc);
var form = new ImportRoadForm(ls, fc, historyFC, nodeFC, lines);
return form;
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "注意");
return null;
}
}
/// <summary>
/// CAD文件作为矢量图层加载
/// 整幅图加载
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnAddWhileCADToolStripMenuItem_Click(object sender, EventArgs e)
{
string filePath;
string fileName;
string filter = "CAD(*.dwg)|*.dwg";
string title = "打开CAD数据文件";
outFilePathAndFileName(title, filter, out filePath, out fileName);
if (fileName == null || filePath == null)
{
return;
}
// 打开一个CAD数据集
IWorkspaceFactory pWorkspaceFactory = new CadWorkspaceFactory();
IFeatureWorkspace pFeatureWorkspace = pWorkspaceFactory.OpenFromFile(filePath, 0) as IFeatureWorkspace;
// 打开一个要素集
IFeatureDataset pFeatureDataset = pFeatureWorkspace.OpenFeatureDataset(fileName);
// IFeatureClassContainer 可以管理IFeatureDataset中的每个要素类
IFeatureClassContainer pFeatureClassContainer = pFeatureDataset as IFeatureClassContainer;
// 新增删除数据
ClearAllData();
// 对CAD文件中的要素进行遍历处理
for (int i = 0; i < pFeatureClassContainer.ClassCount; i++)
{
IFeatureClass pFeatClass = pFeatureClassContainer.get_Class(i);
// 如果是注记，则添加注记层
if (pFeatClass.FeatureType == esriFeatureType.esriFTCoverageAnnotation)
{
IFeatureLayer pFeatureLayer = new CadAnnotationLayerClass();
pFeatureLayer.Name = pFeatClass.AliasName;
pFeatureLayer.FeatureClass = pFeatClass;
MainMapControl.AddLayer(pFeatureLayer);
}
// 如果是点线面则添加要素层
else
{
IFeatureLayer pFeatureLayer = new FeatureLayerClass();
pFeatureLayer.Name = pFeatClass.AliasName;
pFeatureLayer.FeatureClass = pFeatClass;
MainMapControl.AddLayer(pFeatureLayer);
}
MainMapControl.Refresh();
}
// 同步鹰眼
SynchronizeEagleEye();
}
/// <summary>
/// 整体添加CAD数据
/// </summary>
/// <param name="mapControl">要添加的地图控件</param>
public void AddWholeCAD(AxMapControl mapControl)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "CAD(*.dwg)|*.dwg";
openFileDialog.Title = "打开CAD数据文件";
openFileDialog.ShowDialog();
string fullPath = openFileDialog.FileName;
if (fullPath == "")
{
return;
}
//获取文件名和文件路径
int SubIndex = fullPath.LastIndexOf("\\");
string fileDir = fullPath.Substring(0, SubIndex);
string fileName = fullPath.Substring(SubIndex + 1);
IWorkspaceFactory workspaceFactory = new CadWorkspaceFactory();
IFeatureWorkspace workspace = (IFeatureWorkspace)workspaceFactory.OpenFromFile(fileDir, 0);
IFeatureDataset FeatureDataset = workspace.OpenFeatureDataset(fileName);
IFeatureClassContainer featureClassContainer = FeatureDataset as IFeatureClassContainer;
IFeatureClass featureClass;
IFeatureLayer featureLayer;
for (int i = 0; i < featureClassContainer.ClassCount; i++)
{
featureClass = featureClassContainer.get_Class(i);
if (featureClass.FeatureType == esriFeatureType.esriFTCoverageAnnotation)
{
featureLayer = new CadAnnotationLayerClass();
featureLayer.FeatureClass = featureClass;
featureLayer.Name = featureClass.AliasName;
mapControl.AddLayer(featureLayer);
}
else
{
featureLayer = new FeatureLayerClass();
featureLayer.FeatureClass = featureClass;
featureLayer.Name = featureClass.AliasName;
mapControl.AddLayer(featureLayer);
}
mapControl.ActiveView.Refresh();
}
}
private void method2ToolStripMenuItem_Click(object sender, EventArgs e)
{
System.Windows.Forms.OpenFileDialog openFileDialog =
new System.Windows.Forms.OpenFileDialog();
openFileDialog.Filter = "CAD (*.dwg)|*.dwg";
openFileDialog.FilterIndex = 2;
openFileDialog.RestoreDirectory = true;
openFileDialog.Multiselect = false;
if (openFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
string filename = openFileDialog.FileName;
if (filename != "")
{
//axMapControl1.ClearLayers();
IWorkspaceFactory pCadWorkspaceFactory = new CadWorkspaceFactory();
IFeatureWorkspace pWorkspace = pCadWorkspaceFactory.OpenFromFile(
System.IO.Path.GetDirectoryName(filename), 0) as IFeatureWorkspace;
IFeatureDataset pFeatureDataset = pWorkspace.OpenFeatureDataset(
System.IO.Path.GetFileName(filename));
IFeatureClassContainer pFeatureClassContainer =
pFeatureDataset as IFeatureClassContainer;
IFeatureClass pFeatureClass;
IFeatureLayer pFeatureLayer;
for (int i = 0; i < pFeatureClassContainer.ClassCount; i++)
{
pFeatureClass = pFeatureClassContainer.get_Class(i);
if (pFeatureClass.FeatureType ==
esriFeatureType.esriFTCoverageAnnotation)
{
pFeatureLayer = new CadAnnotationLayerClass();
}
else
{
pFeatureLayer = new FeatureLayerClass();
}
pFeatureLayer.Name = pFeatureClass.AliasName;
pFeatureLayer.FeatureClass = pFeatureClass;
axMapControl1.AddLayer(pFeatureLayer, 0);
}
}
}
}
/// <summary>
/// 获取CAD数据工作空间
/// </summary>
/// <param name="cadPath"></param>
/// <returns></returns>
public static IWorkspace GetCADWorkspcae(string cadPath)
{
if (string.IsNullOrWhiteSpace(cadPath) || !File.Exists(cadPath))
{
throw new Exception(string.Format("CAD文件不存在,文件路径：“{0}”", cadPath));
}
else
{
try
{
IWorkspaceFactory pWorkspaceFac = new CadWorkspaceFactory();
IWorkspace workspace = pWorkspaceFac.OpenFromFile(cadPath, 0);
return(workspace);
}
catch (Exception ex)
{
throw new Exception(string.Format("读取CAD文件失败,文件路径：“{0}”", cadPath), ex);
}
}
}
/// <summary>
/// CAD文件作为栅格图层加载
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnAddRasterByCADToolStripMenuItem_Click(object sender, EventArgs e)
{
string filePath;
string fileName;
string filter = "CAD(*.dwg)|*.dwg";
string title = "打开CAD数据文件";
outFilePathAndFileName(title, filter, out filePath, out fileName);
if (fileName == null || filePath == null)
{
return;
}
IWorkspaceFactory pWorkspaceFactory = new CadWorkspaceFactory();
IWorkspace pWorkspace = pWorkspaceFactory.OpenFromFile(filePath, 0);
ICadDrawingWorkspace pCadDrawingWorkspace = pWorkspace as ICadDrawingWorkspace;
// 获取CAD数据集
ICadDrawingDataset pCadDrawingDataset = pCadDrawingWorkspace.OpenCadDrawingDataset(fileName);
ICadLayer pCadLayer = new CadLayerClass();
pCadLayer.CadDrawingDataset = pCadDrawingDataset;
MainMapControl.AddLayer(pCadLayer);
MainMapControl.Refresh();
}
// // 添加CAD,dxf,dgn图层
public static bool AddCADLayer(ref IBasicMap pBasicMap, string vPath, List <IFeatureLayer> pSelectedCln, bool blnAddData)
{
bool functionReturnValue = false;
//WHFErrorHandle.clsErrorHandle pdisplayinfo = new WHFErrorHandle.clsErrorHandle();
IWorkspaceFactory pFact = default(IWorkspaceFactory);
IWorkspace pWorkSpace = default(IWorkspace);
IFeatureWorkspace pFeatureWorkspace = default(IFeatureWorkspace);
IFeatureLayer pFtLyr = default(IFeatureLayer);
IFeatureClass pFtCls = default(IFeatureClass);
string pFile = null;
pFact = new CadWorkspaceFactory();
pWorkSpace = pFact.OpenFromFile(vPath, 0);
pFeatureWorkspace = (IFeatureWorkspace)pWorkSpace;
int i = 0;
int j = 0;
IFeatureDataset pFtDataset = default(IFeatureDataset);
for (j = 1; j <= pSelectedCln.Count; j++)
{
pFile = (string)pSelectedCln[j].Name;
pFtDataset = pFeatureWorkspace.OpenFeatureDataset(pFile);
IFeatureClassContainer pFtClsContainer = default(IFeatureClassContainer);
pFtClsContainer = (IFeatureClassContainer)pFtDataset;
//检查当前目录是否是cad工作空间
if (pFtClsContainer == null | pFtClsContainer.ClassCount == 0)
{
//pdisplayinfo.DisplayInformation("CAD文件:" + pFile + "不存在数据层", false);
MessageBoxEx.Show("CAD文件:" + pFile + "不存在数据层", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
functionReturnValue = false;
return(functionReturnValue);
}
for (i = 0; i <= pFtClsContainer.ClassCount - 1; i++)
{
pFtCls = pFtClsContainer.get_Class(i);
if (pFtCls.FeatureType == esriFeatureType.esriFTSimple)
{
pFtLyr = new CadFeatureLayerClass();
pFtLyr.FeatureClass = pFtCls;
pFtLyr.Name = pFile + ":" + pFtCls.AliasName;
pSelectedCln.Add(pFtLyr);
functionReturnValue = true;
}
else if (pFtCls.FeatureType == esriFeatureType.esriFTAnnotation)
{
pFtLyr = new CadAnnotationLayerClass();
pFtLyr.FeatureClass = pFtCls;
pFtLyr.Name = pFile + " " + pFtCls.AliasName;
pSelectedCln.Add(pFtLyr);
functionReturnValue = true;
}
}
}
return(functionReturnValue);
}
/// <summary>
/// 导入CAD文件
/// </summary>
public void Import()
{
OpenFileDialog openDwg = new OpenFileDialog();
openDwg.Filter = "CAD file(*.DWG)|*.DWG|CAD DGN file(*.DGN)|*.DGN|CAD DXF file(*.DXF)|*.DXF";
openDwg.Title = "DWG格式数据的输入";
if (openDwg.ShowDialog() == DialogResult.OK)
{
string dwgfileName = openDwg.FileName;
string fileName = dwgfileName.Substring(dwgfileName.LastIndexOf(@"\") + 1);
string filePath = dwgfileName.Substring(0, dwgfileName.Length - fileName.Length - 1);
IFeatureLayer pFeatureLayer;
//打开CAD数据集
IWorkspaceFactory2 pWorkspaceFactory = new CadWorkspaceFactory() as IWorkspaceFactory2;
IFeatureWorkspace pFeatureWorkspace = (IFeatureWorkspace)pWorkspaceFactory.OpenFromFile(filePath, 0);
//打开一个要素集
IFeatureDataset pFeatureDataset = pFeatureWorkspace.OpenFeatureDataset(fileName);
//IFeaturClassContainer可以管理IFeatureDataset中的每个要素类
IFeatureClassContainer pFeatureClassContainer = (IFeatureClassContainer)pFeatureDataset;
//对CAD文件中的要素进行遍历处理
IEnvelope envelope = new Envelope() as IEnvelope;
for (int i = 0; i < pFeatureClassContainer.ClassCount; i++)
{
try
{
IFeatureClass pFeatureClass = pFeatureClassContainer.get_Class(i);
if (pFeatureClass.FeatureType == esriFeatureType.esriFTAnnotation)
{
//如果是注记，则添加注记层
pFeatureLayer = new CadAnnotationLayer() as IFeatureLayer;
}
else//如果是点、线、面，则添加要素层
{
pFeatureLayer = new FeatureLayer() as IFeatureLayer;
}
pFeatureLayer.Name = pFeatureClass.AliasName;
pFeatureLayer.FeatureClass = pFeatureClass;
this.AxMapControl.Map.AddLayer(pFeatureLayer);
//
IQueryFilter queryFilter = new QueryFilter() as IQueryFilter;
queryFilter.WhereClause = "";
IFeatureCursor featureCursor = pFeatureLayer.FeatureClass.Search(queryFilter, true);
IFeature feature = featureCursor.NextFeature();
while (feature != null)
{
IGeometry geometry = feature.Shape;
IEnvelope featureExtent = geometry.Envelope;
envelope.Union(featureExtent);
System.Runtime.InteropServices.Marshal.ReleaseComObject(feature);
feature = featureCursor.NextFeature();
}
}
catch (Exception ex)
{
continue;
}
}
this.AxMapControl.ActiveView.Refresh();
}
}
private void btnAddRoad_Click(object sender, EventArgs e)
{
this.operateMode = OperateMode.None;
var dialog = new OpenFileDialog { Title = "请选择需要导入的CAD文件", Filter = "DXF文件 (*.dxf)|*.dxf" };
if (dialog.ShowDialog() == System.Windows.Forms.DialogResult.Cancel) return;
var factory = new CadWorkspaceFactory();
try
{
var path = System.IO.Path.GetDirectoryName(dialog.FileName);
var ws = factory.OpenFromFile(path, 0) as IFeatureWorkspace;
var fc = ws.OpenFeatureClass(System.IO.Path.GetFileName(dialog.FileName) + ":polyline");
var cursor = fc.Search(null, true);
var f = cursor.NextFeature();
var lst = new List<IPolyline>();
while(f!= null)
{
var geo = f.ShapeCopy;
if (!(geo is IPolyline) || geo.IsEmpty == true)
{
MessageBox.Show("当前CAD文件中包含的路线类型信息不正确，请检查。", "注意");
Marshal.ReleaseComObject(cursor);
return;
}
else
{
lst.Add(geo as IPolyline);
}
f = cursor.NextFeature();
}
Marshal.ReleaseComObject(cursor);
if (lst.Count == 0)
{
MessageBox.Show("当前CAD文件中不包含路线信息，请检查。", "注意");
return;
}
ImportRoad(lst);
}
catch(Exception ex)
{
MessageBox.Show("打开CAD文件错误，请检查CAD文件。\r\n详情：" + ex, "注意");
}
}
/// <summary>
/// 导入CAD文件
/// </summary>
public void Import()
{
OpenFileDialog openDwg = new OpenFileDialog();
openDwg.Filter = "CAD file(*.DWG)|*.DWG|CAD DGN file(*.DGN)|*.DGN|CAD DXF file(*.DXF)|*.DXF";
openDwg.Title = "DWG格式数据的输入";
if (openDwg.ShowDialog() == DialogResult.OK)
{
string dwgfileName = openDwg.FileName;
string fileName = dwgfileName.Substring(dwgfileName.LastIndexOf(@"\") + 1);
string filePath = dwgfileName.Substring(0, dwgfileName.Length - fileName.Length - 1);
IFeatureLayer pFeatureLayer;
//打开CAD数据集
IWorkspaceFactory2 pWorkspaceFactory = new CadWorkspaceFactory() as IWorkspaceFactory2;
IFeatureWorkspace pFeatureWorkspace = (IFeatureWorkspace)pWorkspaceFactory.OpenFromFile(filePath, 0);
//打开一个要素集
IFeatureDataset pFeatureDataset = pFeatureWorkspace.OpenFeatureDataset(fileName);
//IFeaturClassContainer可以管理IFeatureDataset中的每个要素类
IFeatureClassContainer pFeatureClassContainer = (IFeatureClassContainer)pFeatureDataset;
//对CAD文件中的要素进行遍历处理
IEnvelope envelope = new Envelope() as IEnvelope;
for (int i = 0; i < pFeatureClassContainer.ClassCount; i++)
{
try
{
IFeatureClass pFeatureClass = pFeatureClassContainer.get_Class(i);
if (pFeatureClass.FeatureType == esriFeatureType.esriFTAnnotation)
{
//如果是注记，则添加注记层
pFeatureLayer = new CadAnnotationLayer() as IFeatureLayer;
}
else//如果是点、线、面，则添加要素层
{
pFeatureLayer = new FeatureLayer() as IFeatureLayer;
}
pFeatureLayer.Name = pFeatureClass.AliasName;
pFeatureLayer.FeatureClass = pFeatureClass;
this.AxMapControl.Map.AddLayer(pFeatureLayer);
//
IQueryFilter queryFilter = new QueryFilter() as IQueryFilter;
queryFilter.WhereClause = "";
IFeatureCursor featureCursor = pFeatureLayer.FeatureClass.Search(queryFilter, true);
IFeature feature = featureCursor.NextFeature();
while (feature != null)
{
IGeometry geometry = feature.Shape;
IEnvelope featureExtent = geometry.Envelope;
envelope.Union(featureExtent);
System.Runtime.InteropServices.Marshal.ReleaseComObject(feature);
feature = featureCursor.NextFeature();
}
}
catch (Exception ex)
{
continue;
}
}
this.AxMapControl.ActiveView.Refresh();
}
}
