插入一个光栅图

• 回答：

      void CDrawCommand::InsertImage()
      {
          CFileDialog openDlg(TRUE,_T("jpg"),NULL,
              OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,
              _T("jpg(*.jpg) | *.jpg|bmp(*.bmp) | *.bmp|tif(*.tif) | *.tif||"),            MxDraw::GetMxDrawWnd(MxDraw::GetCurOcxHandle() ) );
  
          CString sInitialDir = AfxGetApp()->GetProfileString(_T("MxDraw"),
              _T("InsertImager"),Mx::GetAppPath() );
  
          CString sFileName;
          openDlg.m_ofn.lpstrInitialDir= sInitialDir; //设置打开文件的缺省路径
          if(openDlg.DoModal() == IDOK)
          {
              sFileName = openDlg.GetPathName();
          }        else
          {            return;
          }        int iFindPos = sFileName.ReverseFind('\');
          if(iFindPos >= 0)
          {
              CString sPath = sFileName.Left(iFindPos + 1);
              AfxGetApp()->WriteProfileString(_T("MxDraw"),_T("InsertImager"),sPath);
          }
  
          double dW = 10;
          double dH = 10;
  
          {
              // 得到相关图片消息
              Gdiplus::Image tmpImage(sFileName);
              if(tmpImage.GetLastStatus() != Gdiplus::Ok)
              {
                  acutPrintf(_T("n 图片文件不能打开"));
                  return;
              }
              dW =  tmpImage.GetWidth() / 10.0;
              dH =  tmpImage.GetHeight() / 10.0;
          }
  
          // 得到插入点。
          mds_point apt;
          int iRet = Mx::mcedGetPoint(NULL,_T("n 指定插入点:"),apt);
          if(iRet  != RTNORM)
              return;
  
          CString sName = sFileName;
          {
              sName = MxT::AnalyzeFileName(sFileName,FALSE);  
          }
          if(sName.IsEmpty() )
          {
              MXASSERT(0);
              return;
          }
  
          // 在字典对对象中创建图片定义对象。
          McDbDatabase* pDatabase = Mx::mcdbHostApplicationServices()->workingDatabase();
          McDbDictionary* pDict = NULL;
          pDatabase->getNamedObjectsDictionary(pDict,McDb::kForWrite);
          if(pDict == NULL)
              return;
          //
  
  
          McDbObjectId imageDictId;
          if(pDict->getAt(MCAD_IMAGE_DICT_NAME,imageDictId) != Mcad::eOk)
          {
              // 创建该字典.
              McDbDictionary* pImageDict = new McDbDictionary;
              if(pDict->setAt(MCAD_IMAGE_DICT_NAME,
                  pImageDict,imageDictId) != Mcad::eOk)
              {
                  MXASSERT(0);
                  delete pImageDict;
                  pImageDict = NULL;
              }
              else
              {
                  pImageDict->close();
              }
          }
  
          pDict->close();
  
          McDbObjectId imageDefId;
          if(!imageDictId.isNull() )
          {
              McDbObjectPointer<McDbDictionary> spImageDict(imageDictId,McDb::kForWrite);
              if(spImageDict.openStatus() == Mcad::eOk)
              {
                  if(spImageDict->getAt(sName,imageDefId) != Mcad::eOk)
                  {
                      // 添加图象定义.
                      McDbRasterImageDef* pNewImageDef = new McDbRasterImageDef;
                      pNewImageDef->setSourceFileName(sFileName );
  
                      if(spImageDict->setAt(sName,
                          pNewImageDef,imageDefId) != Mcad::eOk)
                      {
                          MXASSERT(0);
                          delete pNewImageDef;
                          pNewImageDef = NULL;
                      }
                      else
                      {
                          pNewImageDef->close();
                      }
                  }
              }
          }
  
          if(!imageDefId.isNull() )
          {
              // 创建Ｉmage实例。
              McDbRasterImage* pImage = new McDbRasterImage;
              McGeVector3d uCorner  = McGeVector3d::kXAxis * dW;
              McGeVector3d vOnPlane = McGeVector3d::kYAxis * dH;
  
              pImage->setOrientation( asPnt3d(apt),uCorner,vOnPlane);
              pImage->setImageDefId(imageDefId);
  
              MrxDbgUtils::addToCurrentSpaceAndClose(pImage);
          }
      }