dan::Object<iDataPlugin::iDataPluginApp> adapter(NIL);

  dan::Vector<dan::Object<iDataPlugin::IPGDataBase> > databaselist = adapter->getCurrentDataBases();
  if (databaselist.size() == 0)
  {
    return;
  }
  QMap<QString, dan::Object<iDataPlugin::IPGDataBase> > databasemap;
  QMap<QString, dan::Vector<dan::Object<iDataPlugin::IPGLayer> > > databaselayermap;
  for (int i = 0; i < databaselist.size(); ++i)
  {
    dan::Object<iDataPlugin::IPGDataBase> database;
    database = databaselist[i];
    databasemap.insert(SDFUN::ds2qs(database->DbFilename()), database);
    dan::Vector<dan::Object<iDataPlugin::IPGLayer> > layerlist = database->getLayerlist();
    databaselayermap.insert(SDFUN::ds2qs(database->DbFilename()), layerlist);
  }

  SelectLayerdlg dlg(databasemap, databaselayermap, 2);
  if (QDialog::Rejected == dlg.exec())
  {
    return;
  }
  auto its = dlg.Sel_databasemap.begin();
  for (; its != dlg.Sel_databasemap.end(); ++its)
  {
    dan::Object<iDataPlugin::IPGDataBase> dataBase = its.value();

    //iDataDataBase *curdb = new iDataDataBase(its.value());
    dan::Vector<dan::Object<iDataPlugin::IPGLayer> > layerlistsel = dlg.Sel_databaselayermap.value(its.key());
    for (int i = 0; i < layerlistsel.size(); ++i)
    {
      dan::Object<iDataPlugin::IPGLayer> ipglayer = layerlistsel.at(i);
      dan::Object<iDataPlugin::IPGLayer> copyLayer = dataBase->copyLayer(ipglayer, dan::DString("%1_SharpAngleChecked").arg(ipglayer->layerName()), false);
      if (copyLayer == NULL)
        continue;
      dan::Object<iDataPlugin::IPGEntityCursor> layercursor = ipglayer->getEntitys();
      dan::Object<iDataPlugin::IPGEntity> pent = layercursor->next();
      dan::Vector<dan::Object<iDataPlugin::IPGTempEntity>>tempEnts;

      while (pent.valid())
      {
        int checkResult = 2;
        dan::Vector<dan::Vector<dan::Point3DF> > pentNodesPoint = pent->getNodes();
        for (int m = 1; m < pentNodesPoint.size(); m++)
        {
          for (int j = 1; j < pentNodesPoint[i].size()-2; j++)
          {
            QPointF pointA, pointB, pointC;
            pointA.setX(pentNodesPoint[m][j].x());
            pointA.setY(pentNodesPoint[m][j].y());
            pointB.setX(pentNodesPoint[m][j + 1].x());
            pointB.setY(pentNodesPoint[m][j + 1].y());
            pointC.setX(pentNodesPoint[m][j + 2].x());
            pointC.setY(pentNodesPoint[m][j + 2].y());
            QLineF lineAB, LineBC;
            lineAB.setP1(pointA);
            lineAB.setP2(pointB);
            LineBC.setP1(pointB);
            LineBC.setP2(pointC);
            double angleAC = lineAB.angle(LineBC);  // angleAC为三个点的角度；
            if (angleAC < 5)  //小于1度则认为是尖角;
            {
              checkResult = 0;
            }
          }
        }
        if (checkResult == 0)
        {
          dan::Object<iDataPlugin::IPGTempEntity>tempEnt(NIL);
          tempEnt->setType(iDataPlugin::EntityType_Polygon);
          tempEnt->setNodes(pent->getNodes());
          tempEnt->setXDatas(pent->getXDatas());
          tempEnts.push_back(tempEnt);
          if (tempEnts.size() >= 5000)
          {
            dataBase->appendEntityToDatabase(copyLayer, tempEnts);
            tempEnts.clear();
          }
        }
        pent = layercursor->next();
      }
      if (tempEnts.size() >= 0)
      {
        dataBase->appendEntityToDatabase(copyLayer, tempEnts);
        tempEnts.clear();
      }


    }
  }
  QMessageBox::about(NULL, QString::fromLocal8Bit("提示"), QString::fromLocal8Bit("筛选完毕"));