BaseObjectDataT_impl.hh 6.43 KB
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/*===========================================================================*\
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\*===========================================================================*/

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//=============================================================================
//
//  MyTypes
//
//=============================================================================

#define BASEOBJECTDATA_C


//== INCLUDES =================================================================

#include "Types.hh"
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#include <stack>
#include <ACG/Scenegraph/BaseNode.hh>
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//== TYPEDEFS =================================================================

//== CLASS DEFINITION =========================================================
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// ===============================================================================
// Additional Nodes
// ===============================================================================

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template< typename NodeT >
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bool BaseObjectData::addAdditionalNode(NodeT* _node , QString _pluginName, QString _nodeName , int _id )
{
   if ( hasAdditionalNode(_pluginName,_nodeName,_id) )  {
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     std::cerr << "Trying to inserted additional node twice in " <<  _pluginName.toStdString()
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                   << " with Name " << _nodeName.toStdString() << " and id " << _id << std::endl;
     return false;
   }
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   QString name = _pluginName+"#"+_nodeName+"#"+QString::number(_id);
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   std::pair <BaseNode*,QString> newNode(dynamic_cast<BaseNode*>(_node) , name);
   additionalNodes_.push_back(newNode);
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   return true;
}

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template< typename NodeT >
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bool BaseObjectData::getAdditionalNode(NodeT*& _node , QString _pluginName, QString _nodeName , int _id )
{
  QString searchname = _pluginName + "#" + _nodeName + "#" + QString::number(_id);
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  for ( uint i =0 ; i < additionalNodes_.size() ; ++i ) {
    if ( additionalNodes_[i].second == searchname ) {
        _node = dynamic_cast<NodeT*>(additionalNodes_[i].first);
        return ( _node != NULL);
    }
  }
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  return false;
}

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template< typename NodeT >
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bool BaseObjectData::removeAdditionalNode(NodeT*& _node, QString _pluginName, QString _nodeName , int _id )
{
  QString searchname = _pluginName + "#" + _nodeName + "#" + QString::number(_id);
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  for ( uint i =0 ; i < additionalNodes_.size() ; ++i ) {
    if ( additionalNodes_[i].second == searchname ) {
        _node = dynamic_cast<NodeT*>(additionalNodes_[i].first);
        if (_node != NULL) //valid node delete subtree
        {
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           // Delete parent node from additional nodes list
           additionalNodes_.erase (additionalNodes_.begin()+i);
           
           // Remove children from list, too, since the objects will be deleted
           // on delete_subtree() but (invalid) pointers reside in the additionalNodes_ list
           // if not removed manually. We need to do this recursively:
           std::stack<BaseNode *> children;
           children.push(_node);
           while(!children.empty())
           {
             BaseNode *current = children.top();
             children.pop();
             
             for(BaseNode::ChildIter it = current->childrenBegin(); it != current->childrenEnd(); ++it) 
               children.push(*it);
             
             for(int j = additionalNodes_.size()-1; j >= 0; --j)
               if(additionalNodes_[j].first == current)
                 additionalNodes_.erase(additionalNodes_.begin()+j);
           }
          // Delete nodes recursively
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          _node->delete_subtree();
        }
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        return true;
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    }
  }
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  return false;
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}

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//=============================================================================