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C++ SpatialDataView::addLayer方法代码示例

本文整理汇总了C++中SpatialDataView::addLayer方法的典型用法代码示例。如果您正苦于以下问题:C++ SpatialDataView::addLayer方法的具体用法?C++ SpatialDataView::addLayer怎么用?C++ SpatialDataView::addLayer使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在SpatialDataView的用法示例。


在下文中一共展示了SpatialDataView::addLayer方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: execute


//.........这里部分代码省略.........
      //no view provided, so find current view
      SpatialDataWindow* pWindow = dynamic_cast<SpatialDataWindow*>(mpDesktop->getCurrentWorkspaceWindow());
      if (pWindow != NULL)
      {
         pView = pWindow->getSpatialDataView();
      }
   }

   if (pView == NULL)
   {
      if (pProgress != NULL)
      {
         pProgress->updateProgress("Could not access the view to create the layer.", 100, ERRORS);
      }

      pStep->finalize(Message::Failure, "Could not access the view to create the layer.");
      return false;
   }

   bool error = false;
   LayerType layerType = StringUtilities::fromXmlString<LayerType>(type, &error);
   if (error == true)
   {
      if (pProgress != NULL)
      {
         pProgress->updateProgress("The layer type is invalid.", 100, ERRORS);
      }

      pStep->finalize(Message::Failure, "The layer type is invalid.");
      return false;
   }

   LayerList* pLayerList = pView->getLayerList();
   if (pLayerList != NULL)
   {
      RasterElement* pNewParentElement = pLayerList->getPrimaryRasterElement();
      if (pNewParentElement != NULL)
      {
         Service<ModelServices> pModel;
         if (pModel->setElementParent(pElement, pNewParentElement) == false)
         {
            pProgress->updateProgress("The layer already exists.", 100, ERRORS);
            pStep->finalize(Message::Failure, "The layer already exists.");
            return false;
         }
      }
   }

   UndoGroup group(pView, "Import " + StringUtilities::toDisplayString(layerType) + " Layer");

   pLayer = pView->createLayer(layerType, pElement);
   if (pLayer == NULL)
   {
      if (pProgress != NULL)
      {
         pProgress->updateProgress("Unable to create the layer", 100, ERRORS);
      }
      pStep->finalize(Message::Failure, "Unable to create the layer");
      return false;
   }

   if (pProgress != NULL)
   {
      pProgress->updateProgress("Build the layer", 60, NORMAL);
   }

   // deserialize the layer
   try
   {
      if (pLayer->fromXml(pRootElement, formatVersion) == false)
      {
         pProgress->updateProgress("Problem with layer file.", 100, ERRORS);
         pStep->finalize(Message::Failure, "Problem with layer file.");
         return false;
      }
   }
   catch (XmlReader::DomParseException&)
   {
      return false;
   }

   pStep->finalize(Message::Success);
   if (pProgress != NULL)
   {
      pProgress->updateProgress("Finished loading the layer", 100, NORMAL);
   }

   // Add the layer to the view
   pView->addLayer(pLayer);
   pView->setActiveLayer(pLayer);
   pView->setMouseMode("LayerMode");

   if (pOutArgList != NULL)
   {
      // set the output arguments
      pOutArgList->setPlugInArgValue("Layer", pLayer);
   }

   return true;
}
开发者ID:Tom-VdE,项目名称:opticks,代码行数:101,代码来源:LayerImporter.cpp


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