设置投影和XYDoMain的功能

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mb5fed6ec4336ce 2008-07-01 16:53:00

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/// <summary>
/// //设置投影的XYDoMain的功能通过this.DefaultWorkSpace属性
/// 这需要先执行OpenSDEConnection()方法
/// </summary>
/// <param name="pMinX"></param>
/// <param name="pMinY"></param>
/// <param name="pMaxX"></param>
/// <param name="pMaxY"></param>
/// <returns></returns>
public bool SetSpatialReferenceXYDoMainToDB(double pMinX, double pMinY, double pMaxX, double pMaxY)
{
bool rbc = false;
if (this.DefaultWorkSpace == null)
{
rbc = false;
return rbc;
}
List<IDataset> AllGisDataSetList = new List<IDataset>();
//获取本空间连接通道中的所有要素类和要素集对象
IWorkspace ws = this.DefaultWorkSpace;
IEnumDataset topEnumDataset = this.getEnumDataset(ws);
if (topEnumDataset != null)
{
topEnumDataset.Reset();
IDataset ds = topEnumDataset.Next();
while (ds != null)
{
switch (ds.Type)
{
case esriDatasetType.esriDTFeatureDataset:
//--
AllGisDataSetList.Add(ds);
//--
IEnumDataset subEnumDs = this.getEnumSubDataset(ds);
IDataset subds = subEnumDs.Next();
while (subds != null)
{
switch (subds.Type)
{
case esriDatasetType.esriDTFeatureClass:
rbc=this.SetDataSetByXYDoMain(subds, pMinX, pMinY, pMaxX, pMaxY);
break;
}
subds = subEnumDs.Next();
}
rbc = this.SetDataSetByXYDoMain(ds, pMinX, pMinY, pMaxX, pMaxY);
break;
case esriDatasetType.esriDTFeatureClass:
//--
rbc = this.SetDataSetByXYDoMain(ds, pMinX, pMinY, pMaxX, pMaxY);
//--
break;
}
ds = topEnumDataset.Next();
}
}
return rbc;
}
private bool SetDataSetByXYDoMain(IDataset ds, double pMinX, double pMinY, double pMaxX, double pMaxY)
{
bool rbc = false;
ISpatialReference sr = null;
IGeoDataset geods = null;
geods = ds as IGeoDataset;
sr = geods.SpatialReference;
//---
if (geods is IFeatureClassManage && geods is ISchemaLock)
{
ISchemaLock schemaLock = (ISchemaLock)geods;
try
{
schemaLock.ChangeSchemaLock(esriSchemaLock.esriExclusiveSchemaLock);
IFeatureClassManage featureClassManage = (IFeatureClassManage)geods;
featureClassManage.UpdateExtent();
schemaLock.ChangeSchemaLock(esriSchemaLock.esriSharedSchemaLock);
AppLogErrWrite.WriteErrLog("updateExtent_Update完成:" + (geods as IDataset).Name);
}
catch (Exception k)
{ //error occured
schemaLock.ChangeSchemaLock(esriSchemaLock.esriSharedSchemaLock);
AppLogErrWrite.WriteErrLog("updateExtent_" + k.Message + " " + (geods as IDataset).Name);
}
}
//---modify xydomain
//设置范围值
if (sr is ISpatialReference2GEN)
{
(sr as ISpatialReference2GEN).SetDomain(pMinX, pMaxX, pMinY, pMaxY);
}
else
{
sr.SetDomain(pMinX, pMaxX, pMinY, pMaxY);
}
//---
if ((geods as IDataset).Type == esriDatasetType.esriDTFeatureDataset
&& geods is IGeoDatasetSchemaEdit
&& geods is ISchemaLock)
{
//设置目标投影
IGeoDatasetSchemaEdit schemaEdit = geods as IGeoDatasetSchemaEdit;
if (schemaEdit.CanAlterSpatialReference == true)
{
ISchemaLock schemaLock = (ISchemaLock)geods;
try
{
schemaLock.ChangeSchemaLock(esriSchemaLock.esriExclusiveSchemaLock);
schemaEdit.AlterSpatialReference(sr);
schemaLock.ChangeSchemaLock(esriSchemaLock.esriSharedSchemaLock);
rbc = true;
AppLogErrWrite.WriteErrLog("修改投影XYDoMain完成:" + (geods as IDataset).Name);
}
catch (Exception ex)
{
schemaLock.ChangeSchemaLock(esriSchemaLock.esriSharedSchemaLock);
AppLogErrWrite.WriteErrLog("修改投影XYDoMain出错:" + (geods as IDataset).Name + "/r/b" + ex.ToString());
}
}
else
{
AppLogErrWrite.WriteErrLog((geods as IDataset).Name + "图层没权限修改空间投影!");
}
}
return rbc;
}
private IEnumDataset getEnumDataset(IWorkspace ws)
{
return ws.get_Datasets(esriDatasetType.esriDTAny);
}
private IEnumDataset getEnumSubDataset(IDataset ods)
{
IEnumDataset oEnumSubds = null;
if (ods.Type == esriDatasetType.esriDTFeatureDataset)
{
oEnumSubds = ods.Subsets;
}
return oEnumSubds;
}
//-------------
public bool SetSpatialReferenceToDB(ISpatialReference sr)
{
bool rbc = false;
if (this.DefaultWorkSpace == null)
{
rbc = false;
return rbc;
}
List<IDataset> AllGisDataSetList = new List<IDataset>();
//获取本空间连接通道中的所有要素类和要素集对象
IWorkspace ws = this.DefaultWorkSpace;
IEnumDataset topEnumDataset = this.getEnumDataset(ws);
if (topEnumDataset != null)
{
topEnumDataset.Reset();
IDataset ds = topEnumDataset.Next();
while (ds != null)
{
switch (ds.Type)
{
case esriDatasetType.esriDTFeatureDataset:
//--
AllGisDataSetList.Add(ds);
//--
IEnumDataset subEnumDs = this.getEnumSubDataset(ds);
IDataset subds = subEnumDs.Next();
while (subds != null)
{
switch (subds.Type)
{
case esriDatasetType.esriDTFeatureClass:
rbc = this.SetSpatialReference(subds,sr);
break;
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(subds);
subds = subEnumDs.Next();
}
rbc = this.SetSpatialReference(ds, sr);
break;
case esriDatasetType.esriDTFeatureClass:
//--
rbc = this.SetSpatialReference(ds, sr);
//--
break;
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(ds);
ds = topEnumDataset.Next();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(topEnumDataset);
}
return rbc;
}
private bool SetSpatialReference(IDataset ds, ISpatialReference sr)
{
bool rbc = false;
IGeoDataset geods = null;
geods = ds as IGeoDataset;
if ((geods as IDataset).Type == esriDatasetType.esriDTFeatureDataset
&& geods is IGeoDatasetSchemaEdit
&& geods is ISchemaLock)
{
//设置目标投影
IGeoDatasetSchemaEdit schemaEdit = geods as IGeoDatasetSchemaEdit;
if (schemaEdit.CanAlterSpatialReference == true)
{
ISchemaLock schemaLock = (ISchemaLock)geods;
try
{
schemaLock.ChangeSchemaLock(esriSchemaLock.esriExclusiveSchemaLock);
schemaEdit.AlterSpatialReference(sr);
schemaLock.ChangeSchemaLock(esriSchemaLock.esriSharedSchemaLock);
rbc = true;
AppLogErrWrite.WriteErrLog("修改投影完成:" + (geods as IDataset).Name);
}
catch (Exception ex)
{
schemaLock.ChangeSchemaLock(esriSchemaLock.esriSharedSchemaLock);
AppLogErrWrite.WriteErrLog("修改投影出错:" + (geods as IDataset).Name + "/r/b" + ex.ToString());
}
}
else
{
AppLogErrWrite.WriteErrLog((geods as IDataset).Name + "图层没权限修改空间投影!");
}
}
return rbc;
}