*** empty log message ***

[creaImageIO.git] / src2 / creaImageIOTreeHandler.h

diff --git a/src2/creaImageIOTreeHandler.h b/src2/creaImageIOTreeHandler.h
index 2986ab4acfbd2b8cd4cedff0a3adb79b3726d2e8..a454116a17ca9559128cc7c6bceec7f0828a6a81 100644 (file)
--- a/src2/creaImageIOTreeHandler.h
+++ b/src2/creaImageIOTreeHandler.h
@@ -6,14 +6,23 @@
 namespace creaImageIO
 {
 
-/**
-       * \ingroup Model
-       */
+
+  //=======================================================================
+  //class TreeHandlerStatistics;
+  //=======================================================================
+  /**
+   * \ingroup Model
+   */
   //=======================================================================
   /// Abstract class which 'handles' a Tree structure 
   class TreeHandler
   {
   public:
+
+    ///====================================================================
+    //  typedef TreeHandlerStatistics Statistics;
+    ///====================================================================
+
     ///====================================================================
     /// Ctor
     TreeHandler() {}
@@ -72,6 +81,7 @@ namespace creaImageIO
     ///====================================================================
     /// Recursively loads the children of node 'parent' until maxlevel 
     /// is reached.
+    /// If maxlevel <= 0 then loads all the sub-tree rooted at parent 
     /// If parent == NULL or parent == tree then starts with the 'children' of 
     /// the tree itself.
     /// Returns the total number of children loaded.
@@ -96,7 +106,11 @@ namespace creaImageIO
     /// Of course the branch is loaded on exit
     virtual int AddBranch( const AttributeMapType& ) { return -1; }
     /// Removes the node and its descendants 
-    bool Remove(tree::Node*)  { return false; }
+    virtual bool Remove(tree::Node*)  { return false; }
+    /// Sets an attribute of a Node
+    virtual bool SetAttribute(tree::Node*, 
+                             const std::string& key,
+                             const std::string& value) { return false; }
     ///====================================================================
 
 
@@ -107,7 +121,38 @@ namespace creaImageIO
   };
   // EO class TreeHandler
   //=======================================================================
-
+  /*
+  //=======================================================================
+  /// Memorizes statistics on operations done by a tree handler
+  /// (nodes created, removed, ...)
+  class TreeHandlerStatistics
+  {
+  public:
+    ///====================================================================
+    /// Ctor
+    TreeHandler(TreeHandler* tree) : mTreeHandler(tree) { Reset(); }
+    /// Dtor
+    ~TreeHandler() {}
+    /// Resets the stats
+    void Reset();
+    /// Prints the stats
+    void Print();
+
+    /// 
+    void CreateNode(int level) { mNumberCreatedNode[level]++; }
+    void DeleteNode(int level) { mNumberDeletedNode[level]++; }
+
+  protected:
+      TreeHandler* mTreeHandler;
+    std::vector<int> mNumberCreatedNode;
+    std::vector<int> mNumberDeletedNode;
+    
+    
+    ///====================================================================
+  };
+  // EO class TreeHandlerStatistics
+  //=======================================================================
+  */
 
 } // EO namespace creaImageIO