public static void LoadGeoData(AxMapControl axMapControl1, AxMapControl axMapControl2, string strFileN)
{
string strFExtenN = System.IO.Path.GetExtension(strFileN);
switch (strFExtenN)
{
case ".shp":
{
string strPath = System.IO.Path.GetDirectoryName(strFileN);
string strFile = System.IO.Path.GetFileNameWithoutExtension(strFileN);
axMapControl1.AddShapeFile(strPath, strFile);
axMapControl2.ClearLayers();
axMapControl2.AddShapeFile(strPath, strFile);
axMapControl2.Extent = axMapControl2.FullExtent;
break;
}
case ".bmp":
case ".tif":
case ".jpg":
case ".img":
{
IWorkspaceFactory pWSF = new RasterWorkspaceFactoryClass();
string pathName = System.IO.Path.GetDirectoryName(strFileN);
string fileName = System.IO.Path.GetFileName(strFileN);
IWorkspace pWS = pWSF.OpenFromFile(pathName, 0);
IRasterWorkspace pRWS = pWS as IRasterWorkspace;
IRasterDataset pRasterDataSet = pRWS.OpenRasterDataset(fileName);
IRasterPyramid pRasPyramid = pRasterDataSet as IRasterPyramid;
if (pRasPyramid != null)
{
if (!(pRasPyramid.Present))
{
pRasPyramid.Create();
}
}
IRaster pRaster = pRasterDataSet.CreateDefaultRaster();
IRasterLayer pRasterLayer = new RasterLayerClass();
pRasterLayer.CreateFromRaster(pRaster);
ILayer pLayer = pRasterLayer as ILayer;
axMapControl1.AddLayer(pLayer, 0);
axMapControl2.ClearLayers();
axMapControl2.AddLayer(pLayer, 0);
axMapControl2.Extent = axMapControl2.FullExtent;
break;
}
case ".mxd":
{
if (axMapControl1.CheckMxFile(strFExtenN))
{
axMapControl1.LoadMxFile(strFExtenN);
}
else
MessageBox.Show("所选择的文件不是Mxd文件！", "提示信息");
break;
}
default:
break;
}
}
//退出程序
public void ExitProgram(AxMapControl axMapControl1, AxTOCControl axTOCControl1)
{
DialogResult dialogResult = MessageBox.Show("保存文件？", "关闭文件", MessageBoxButtons.YesNoCancel);
if (dialogResult == DialogResult.Yes)
{
SaveDocument(axMapControl1);
mapDocument.Close();
axMapControl1.ClearLayers();
axMapControl1.Refresh();
axTOCControl1.Update();
Application.Exit();
}
if (dialogResult == DialogResult.No)
{
//mapDocument.Close();
//axMapControl1.ClearLayers();
//axMapControl1.Refresh();
//axTOCControl1.Update();
Application.Exit();
}
if (dialogResult == DialogResult.Cancel)
{
return;
}
}
/// <summary>
/// 加载CAD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 LoadCADFile(ref AxMapControl axMapControl, string strFilePath)
{
if (strFilePath == "")
{
return(SystemErrorType.enumFilePathIsNull);
}
try
{
//workspace声明
IWorkspaceFactory pCadWorkspaceFactory = null;
IWorkspace pWorkspace = null;
ICadDrawingWorkspace pCadDrawingWorkspace = null;
ICadDrawingDataset pCadDataset = null;
ICadLayer pCadLayer = null;
//地图数据操作
pCadWorkspaceFactory = new CadWorkspaceFactoryClass();
pWorkspace = pCadWorkspaceFactory.OpenFromFile(strFilePath, 0);
pCadDrawingWorkspace = pWorkspace as ICadDrawingWorkspace;
pCadDataset = pCadDrawingWorkspace.OpenCadDrawingDataset(strFilePath);
pCadLayer = new CadLayerClass();
pCadLayer.CadDrawingDataset = pCadDataset;
//控件操作
axMapControl.ClearLayers();
axMapControl.AddLayer(pCadLayer, 0);
axMapControl.Refresh();
}
catch (Exception)
{
return(SystemErrorType.enumArcObjectHandleError);
}
return(SystemErrorType.enumOK);
}
private string LoadMapFileInPreviewControl(string fileName)
{
string msg = string.Empty;
if (File.Exists(fileName))
{
string ext = Path.GetExtension(fileName).ToLower();
if (ext == ".mxd")
{
if (mapControl.CheckMxFile(fileName))
{
try
{
mapControl.LoadMxFile(fileName);
mapControl.Extent = mapControl.FullExtent;
}
catch (Exception ex)
{
msg = "ESRI Map Control generated an error.\nFile: " + fileName + "\nError: " + ex;
}
}
else
{
msg = "Map document not valid: " + fileName;
}
}
else
if (ext == ".lyr")
{
try
{
mapControl.ClearLayers();
mapControl.SpatialReference = null;
mapControl.AddLayerFromFile(fileName);
mapControl.get_Layer(0).Visible = true; //Make sure the layer is visible
//Set the Spatial Ref to match the current layer, not the previous layer.
//mapControl.SpatialReference = mapControl.get_Layer(0).SpatialReference;
mapControl.Extent = mapControl.FullExtent;
}
catch (Exception ex)
{
msg = "ESRI Map Control generated an error.\nFile: " + fileName + "\nError: " + ex;
}
}
else
{
msg = "File must be a map document (.mxd) or a layer file (.lyr): " + fileName;
}
}
else
{
msg = "File not found: " + fileName;
}
return(msg);
}
public static void OpenMosaicDataset(AxMapControl MapControl,
IMosaicDatasetName pMdName, ListView listview1)
{
MapControl.ClearLayers();
MapControl.SpatialReference = null;
listview1.Items.Clear();
listview1.Columns.Clear();
IDatasetName pDsName = pMdName as IDatasetName;
string sName = pDsName.Name;
IName pName = pMdName as IName;
IMosaicDataset pMds = pName.Open() as IMosaicDataset;
IFeatureClass pFc = pMds.Catalog;
listview1.Items.Clear();
listview1.Columns.Clear();
LoadListView(pFc, listview1);
IFeatureCursor pCursor = pFc.Search(null, false);
IFeature pfea = pCursor.NextFeature();
int j = 0;
while (pfea != null)
{
ListViewItem lv = new ListViewItem();
for (int i = 0; i < pfea.Fields.FieldCount; i++)
{
string sFieldName = pfea.Fields.get_Field(i).Name;
lv.SubItems.Add(FeatureHelper.GetFeatureValue(pfea, sFieldName).ToString());
}
lv.Tag = pfea;
if (j % 2 == 0)
{
lv.BackColor = System.Drawing.Color.GreenYellow;
}
listview1.Items.Add(lv);
pfea = pCursor.NextFeature();
j++;
}
LSGISHelper.OtherHelper.ReleaseObject(pCursor);
IMosaicLayer pML = new MosaicLayerClass();
pML.CreateFromMosaicDataset(pMds);
MapControl.AddLayer(pML as ILayer);
MapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
}
/// <summary>
/// 加载Access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 LoadAccessFile(ref AxMapControl axMapControl, string strFilePath)
{
if (strFilePath == "")
{
return(SystemErrorType.enumFilePathIsNull);
}
try
{
//声明区域,创建工作空间并遍历数据集
IWorkspaceFactory pAccessWorkspaceFactory = new AccessWorkspaceFactoryClass();
IFeatureWorkspace pFeatureWorkspace = null;
IWorkspace pWorkspace = pAccessWorkspaceFactory.OpenFromFile(strFilePath, 0);
IEnumDataset pEnumDataset = pWorkspace.get_Datasets(esriDatasetType.esriDTAny);
pEnumDataset.Reset();
IDataset pDataset = pEnumDataset.Next();
//如果数据集是IFeatureDataset则遍历它下面的子集
if (pDataset is IFeatureDataset)
{
pFeatureWorkspace = pAccessWorkspaceFactory.OpenFromFile(strFilePath, 0) as IFeatureWorkspace;
IFeatureDataset pFeatureDataset = pFeatureWorkspace.OpenFeatureDataset(pDataset.Name);
IEnumDataset pEnumDataset1 = pFeatureDataset.Subsets;
pEnumDataset1.Reset();
IDataset pDataset1 = pEnumDataset1.Next();
//如果子类是FeatureClass，则添加到地图控件中
if (pDataset1 is IFeatureClass)
{
IFeatureLayer pFeatureLayer = new FeatureLayerClass();
pFeatureLayer.FeatureClass = pFeatureWorkspace.OpenFeatureClass(pDataset1.Name);
pFeatureLayer.Name = pFeatureLayer.FeatureClass.AliasName;
axMapControl.ClearLayers();
axMapControl.Map.AddLayer(pFeatureLayer);
axMapControl.ActiveView.Refresh();
}
else
{
return(SystemErrorType.enumDataIsIllegal);
}
}
else
{
return(SystemErrorType.enumDataIsIllegal);
}
}
catch (Exception)
{
return(SystemErrorType.enumArcObjectHandleError);
}
return(SystemErrorType.enumOK);
}
public static void AddLayersToEagleEye(AxMapControl axMapControl1,AxMapControl axMapControl2)
{
// 当主地图显示控件的地图更换时，鹰眼中的地图也跟随更换
axMapControl2.Map = new MapClass();
axMapControl2.ClearLayers();
// 添加主地图控件中的所有图层到鹰眼控件中
for (int i = axMapControl1.LayerCount - 1; i >= 0; i--)
{
axMapControl2.AddLayer(axMapControl1.get_Layer(i));
}
// 设置 MapControl 显示范围至数据的全局范围
axMapControl2.Extent = axMapControl1.Extent;
// 刷新鹰眼控件地图
axMapControl2.Refresh();
}
public static void AddLayersToEagleEye(AxMapControl axMapControl1, AxMapControl axMapControl2)
{
// 当主地图显示控件的地图更换时，鹰眼中的地图也跟随更换
axMapControl2.Map = new MapClass();
axMapControl2.ClearLayers();
// 添加主地图控件中的所有图层到鹰眼控件中
for (int i = axMapControl1.LayerCount - 1; i >= 0; i--)
{
axMapControl2.AddLayer(axMapControl1.get_Layer(i));
}
// 设置 MapControl 显示范围至数据的全局范围
axMapControl2.Extent = axMapControl1.Extent;
// 刷新鹰眼控件地图
axMapControl2.Refresh();
}
private void CloseFile()
{
cbxActiveMap.Items.Clear();
cbxFeatureLayer.Items.Clear();
cbxField.Items.Clear();
districtList.Items.Clear();
chkBoxLabel.IsChecked = false;
labelClrPicker.SelectedColor = null;
rbtnBarCht.IsChecked = false;
rbtnPieCht.IsChecked = false;
m_map.ClearLayers();
m_toc.Update();
m_toolbar.Update();
m_map.Refresh();
}
public static void OpenRasterDataset(AxMapControl MapControl, IRasterDatasetName pRdName, DataTable dt = null)
{
MapControl.ClearLayers();
MapControl.SpatialReference = null;
dt.Rows.Clear();
dt.Columns.Clear();
IDatasetName pDsName = pRdName as IDatasetName;
string sName = pDsName.Name;
IName pName = pRdName as IName;
IRasterDataset pRds = pName.Open() as IRasterDataset;
IRasterLayer pRL = new RasterLayerClass();
pRL.CreateFromDataset(pRds);
pRL.Name = sName;
MapControl.AddLayer(pRL as ILayer);
MapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
}
public static void OpenMosaicDataset(AxMapControl MapControl, IMosaicDatasetName pMdName, DataTable dt = null)
{
MapControl.ClearLayers();
MapControl.SpatialReference = null;
IDatasetName pDsName = pMdName as IDatasetName;
string sName = pDsName.Name;
IName pName = pMdName as IName;
IMosaicDataset pMds = pName.Open() as IMosaicDataset;
if (null != dt)
{
IFeatureClass pFc = pMds.Catalog;
InitDataTable(pFc, dt);
IFeatureCursor pCursor = pFc.Search(null, false);
IFeature pfea = pCursor.NextFeature();
int j = 0;
while (pfea != null)
{
DataRow dataRow = dt.NewRow();
for (int i = 0; i < pfea.Fields.FieldCount; i++)
{
dataRow[i] = pfea.get_Value(i).ToString();
}
dt.Rows.Add(dataRow);
pfea = pCursor.NextFeature();
j++;
}
ComReleaser.ReleaseCOMObject(pCursor);
}
IMosaicLayer pML = new MosaicLayerClass();
pML.CreateFromMosaicDataset(pMds);
MapControl.AddLayer(pML as ILayer);
MapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, 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);
}
/// <summary>
/// 加载栅格数据文件
/// </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 LoadRasterFile(ref AxMapControl axMapControl, string strFilePath)
{
if (strFilePath == "")
{
return(SystemErrorType.enumFilePathIsNull);
}
try
{
IWorkspaceFactory pWorkspaceFactory = null;
IRasterWorkspace pRasterWorkspace = null;
IRasterDataset pRasterDataset = null;
IRasterLayer pRasterLayer = null;
String WorkspacePath = strFilePath.Substring(0, strFilePath.LastIndexOf('\\'));//e.g. c:/data/a.shp
pWorkspaceFactory = new RasterWorkspaceFactoryClass() as IWorkspaceFactory;
//如果符合要求 ， 打开栅格数据文件并加载到地图控件中。
if (pWorkspaceFactory.IsWorkspace(WorkspacePath))
{
pRasterWorkspace = pWorkspaceFactory.OpenFromFile(WorkspacePath, 0) as IRasterWorkspace;
pRasterDataset = pRasterWorkspace.OpenRasterDataset(strFilePath.Substring(strFilePath.LastIndexOf('\\') + 1));
pRasterLayer = new RasterLayerClass() as IRasterLayer;
pRasterLayer.CreateFromDataset(pRasterDataset);
axMapControl.ClearLayers();
axMapControl.AddLayer(pRasterLayer);
axMapControl.ActiveView.Refresh(); //axMapControl.Extent = axMapControl.FullExtent;
}
else
{
return(SystemErrorType.enumDataIsIllegal);
}
}
catch (Exception)
{
return(SystemErrorType.enumArcObjectHandleError);
}
return(SystemErrorType.enumOK);
}
public static void LoadGeoData(AxMapControl axMapControl1, AxMapControl axMapControl2, string strFileN)
{
string strFExtenN = System.IO.Path.GetExtension(strFileN);
switch (strFExtenN)
{
case ".shp":
{
string strPath = System.IO.Path.GetDirectoryName(strFileN);
string strFile = System.IO.Path.GetFileNameWithoutExtension(strFileN);
axMapControl1.AddShapeFile(strPath, strFile);
axMapControl2.ClearLayers();
axMapControl2.AddShapeFile(strPath, strFile);
axMapControl2.Extent = axMapControl2.FullExtent;
break;
}
case ".bmp":
case ".tif":
case ".jpg":
case ".img":
{
IWorkspaceFactory pWSF = new RasterWorkspaceFactoryClass();
string pathName = System.IO.Path.GetDirectoryName(strFileN);
string fileName = System.IO.Path.GetFileName(strFileN);
IWorkspace pWS = pWSF.OpenFromFile(pathName, 0);
IRasterWorkspace pRWS = pWS as IRasterWorkspace;
IRasterDataset pRasterDataSet = pRWS.OpenRasterDataset(fileName);
IRasterPyramid pRasPyramid = pRasterDataSet as IRasterPyramid;
if (pRasPyramid != null)
{
if (!(pRasPyramid.Present))
{
pRasPyramid.Create();
}
}
IRaster pRaster = pRasterDataSet.CreateDefaultRaster();
IRasterLayer pRasterLayer = new RasterLayerClass();
pRasterLayer.CreateFromRaster(pRaster);
ILayer pLayer = pRasterLayer as ILayer;
axMapControl1.AddLayer(pLayer, 0);
axMapControl2.ClearLayers();
axMapControl2.AddLayer(pLayer, 0);
axMapControl2.Extent = axMapControl2.FullExtent;
break;
}
case ".mxd":
{
if (axMapControl1.CheckMxFile(strFExtenN))
{
axMapControl1.LoadMxFile(strFExtenN);
}
else
{
MessageBox.Show("所选择的文件不是Mxd文件！", "提示信息");
}
break;
}
default:
break;
}
}
public static void OpenRasterDataset(AxMapControl MapControl,
IRasterDatasetName pRdName, ListView listview1)
{
MapControl.ClearLayers();
MapControl.SpatialReference = null;
listview1.Items.Clear();
listview1.Columns.Clear();
IDatasetName pDsName = pRdName as IDatasetName;
string sName = pDsName.Name;
IName pName = pRdName as IName;
IRasterDataset pRds = pName.Open() as IRasterDataset;
IRasterLayer pRL = new RasterLayerClass();
pRL.CreateFromDataset(pRds);
pRL.Name = sName;
MapControl.AddLayer(pRL as ILayer);
MapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
}
public static void OpenMosaicDataset(AxMapControl MapControl,
IMosaicDatasetName pMdName, ListView listview1)
{
MapControl.ClearLayers();
MapControl.SpatialReference = null;
listview1.Items.Clear();
listview1.Columns.Clear();
IDatasetName pDsName = pMdName as IDatasetName;
string sName = pDsName.Name;
IName pName = pMdName as IName;
IMosaicDataset pMds = pName.Open() as IMosaicDataset;
IFeatureClass pFc = pMds.Catalog;
listview1.Items.Clear();
listview1.Columns.Clear();
LoadListView(pFc, listview1);
IFeatureCursor pCursor = pFc.Search(null, false);
IFeature pfea = pCursor.NextFeature();
int j = 0;
while (pfea != null)
{
ListViewItem lv = new ListViewItem();
for (int i = 0; i < pfea.Fields.FieldCount; i++)
{
string sFieldName = pfea.Fields.get_Field(i).Name;
lv.SubItems.Add(FeatureHelper.GetFeatureValue(pfea, sFieldName).ToString());
}
lv.Tag = pfea;
if (j % 2 == 0)
{
lv.BackColor = System.Drawing.Color.GreenYellow;
}
listview1.Items.Add(lv);
pfea = pCursor.NextFeature();
j++;
}
LSGISHelper.OtherHelper.ReleaseObject(pCursor);
IMosaicLayer pML = new MosaicLayerClass();
pML.CreateFromMosaicDataset(pMds);
MapControl.AddLayer(pML as ILayer);
MapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
}
