通过SDE读取矢量和栅格数据

 Dim pFeatureWorkspace As IFeatureWorkspace<br>        Dim pFeatureDataset As IFeatureDataset<br>        Dim pfeatureclass As IFeatureClass<br>        Dim pFLyr As IFeatureLayer<br>        Dim strname As String
<br>'数据库矢量数据========================================= <br>        '打开矢量数据的workspace,通过SDE来打开数据库<br>        Set pFeatureWorkspace = openSDEWorkspace("China250000")</p>
<p>        Set pFLyr = New featurelayer<br>        strname = "Changchun"<br>        Set pFLyr.featureclass = pFeatureWorkspace.OpenFeatureClass(strname) '打开选择的featureclass                    <br>        pFLyr.Name = pFLyr.featureclass.AliasName '对图层进行命名<br>                    <br>        Set pGeoDs = pFLyr<br>        Set pClone = pGeoDs.SpatialReference<br>        If pClone.IsEqual(frmMain.MapMain.SpatialReference) Or blnNoAgain Then  '2006-5-09<br>        Call frmMain.MapMain.AddLayer(pFLyr) '添加图层      <br>        <br>'数据库栅格数据============================================   <br>                      <br>        Dim pRasterDataset As IRasterDataset<br>        Dim strRasterName As String        <br>       <br>      
Set pRasterDataset = GetRasterFromSDE(mdlFunction.Sdeserver,
"5151/tcp", "China250000",mdlFunction.SdeUser, mdlFunction.SdePwd,
"China250000.SDE.Changchun"<br>        Set pRasLyr = New RasterLayer<br>        pRasLyr.CreateFromDataset pRasterDataset<br>                    <br>        strRasterName = GetMapNumName(pRasLyr.Name)<br>        pRasLyr.Name = strRasterName<br>        Set pGeoDs = pRasLyr<br>        Set pClone = pGeoDs.SpatialReference                    <br>'                 <br>        If pClone.IsEqual(frmMain.MapMain.SpatialReference) Then '2006-5-09<br>             Call frmMain.MapMain.AddLayer(pRasLyr)                      <br>        ElseIf MsgBox("所加图层与当前控件空间参考不同，是否继续添加", vbOKCancel, "信息提示") = vbOK Then<br>             Set frmMain.MapMain.SpatialReference = pClone                       <br>             Call frmMain.MapMain.AddLayer(pRasLyr)                      <br>        End If</p>

谢谢楼主，<img src="images/post/smile/dvbbs/em02.gif" />

很好，谢谢你<img src="images/post/smile/dvbbs/em02.gif" /><img src="images/post/smile/dvbbs/em03.gif" /><img src="images/post/smile/dvbbs/em04.gif" /><img src="images/post/smile/dvbbs/em05.gif" />