Refactoring: Modernise diagram.h/diagram.cpp

1 files changed, 6 insertions, 7 deletions

diff --git a/src/diagram.h b/src/diagram.h
index 05af28e..d8e7612 100644
--- a/src/diagram.h
+++ b/src/diagram.h
@@ -1,13 +1,13 @@
 /******************************************************************************
  *
- * 
+ *
  *
  *
  * Copyright (C) 1997-2015 by Dimitri van Heesch.
  *
  * Permission to use, copy, modify, and distribute this software and its
- * documentation under the terms of the GNU General Public License is hereby 
- * granted. No representations are made about the suitability of this software 
+ * documentation under the terms of the GNU General Public License is hereby
+ * granted. No representations are made about the suitability of this software
  * for any purpose. It is provided "as is" without express or implied warranty.
  * See the GNU General Public License for more details.
  *
@@ -19,10 +19,9 @@
 #ifndef DIAGRAM_H
 #define DIAGRAM_H
 
-#include <qglobal.h>
+#include <memory>
 
 class ClassDef;
-class TreeDiagram;
 class FTextStream;
 
 /** Class representing a built-in class diagram. */
@@ -36,8 +35,8 @@ class ClassDiagram
     void writeImage(FTextStream &t,const char *path,const char *relPath,
                      const char *file,bool generateMap=TRUE) const;
   private:
-    TreeDiagram *base;
-    TreeDiagram *super;
+    struct Private;
+    std::unique_ptr<Private> p;
 };
 
 #endif