Replace void* with shared_ptr<void> in GeomAPI_Interface

[modules/shaper.git] / src / GeomAPI / GeomAPI_Interface.h

diff --git a/src/GeomAPI/GeomAPI_Interface.h b/src/GeomAPI/GeomAPI_Interface.h
index 49db964fc715e995c1495ec72bfaf704fbaa05bd..e5fac636a9bee588fde16e7b9ff40982d2a17a78 100644 (file)
--- a/src/GeomAPI/GeomAPI_Interface.h
+++ b/src/GeomAPI/GeomAPI_Interface.h
@@ -9,6 +9,8 @@
 
 #include <GeomAPI.h>
 
+#include <memory>
+
 /**\class GeomAPI_Interface
  * \ingroup DataModel
  * \brief General base class for all interfaces in this package
@@ -16,15 +18,18 @@
 
 class GEOMAPI_EXPORT GeomAPI_Interface
 {
- protected:
-  void* myImpl;  ///< pointer to the internal impl object
+ private:
+  std::shared_ptr<void> myImpl;  ///< pointer to the internal impl object
 
  public:
   /// None - constructor
   GeomAPI_Interface();
 
   /// Constructor by the impl pointer (used for internal needs)
-  GeomAPI_Interface(void* theImpl);
+  template<class T> explicit GeomAPI_Interface(T* theImpl)
+  {
+    myImpl.reset(theImpl);
+  }
 
   /// Destructor
   virtual ~GeomAPI_Interface();
@@ -32,15 +37,26 @@ class GEOMAPI_EXPORT GeomAPI_Interface
   /// Returns the pointer to the impl
   template<class T> inline T* implPtr()
   {
-    return static_cast<T*>(myImpl);
+    return static_cast<T*>(myImpl.get());
+  }
+  /// Returns the pointer to the impl
+  template<class T> inline const T* implPtr() const
+  {
+    return static_cast<T*>(myImpl.get());
   }
   /// Returns the reference object of the impl
   template<class T> inline const T& impl() const
   {
-    return *(static_cast<T*>(myImpl));
+    return *(static_cast<T*>(myImpl.get()));
   }
   /// Updates the impl (deletes the old one)
-  void setImpl(void* theImpl);
+  template<class T> inline void setImpl(T* theImpl)
+  {
+    myImpl.reset(theImpl);
+  }
+
+  // Returns true if the impl is empty
+  bool empty() const;
 };
 
 #endif