Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 198 insertions, 0 deletions

diff --git a/kpovmodeler/pmcompositeobject.h b/kpovmodeler/pmcompositeobject.h
new file mode 100644
index 00000000..c2e2da58
--- /dev/null
+++ b/kpovmodeler/pmcompositeobject.h
@@ -0,0 +1,198 @@
+//-*-C++-*-
+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2000-2001 by Andreas Zehender
+    email                : [email protected]
+**************************************************************************
+
+**************************************************************************
+*                                                                        *
+*  This program is free software; you can redistribute it and/or modify  *
+*  it under the terms of the GNU General Public License as published by  *
+*  the Free Software Foundation; either version 2 of the License, or     *
+*  (at your option) any later version.                                   *
+*                                                                        *
+**************************************************************************/
+
+
+#ifndef PMCOMPOBJECT_H
+#define PMCOMPOBJECT_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "pmobject.h"
+
+/**
+ * Base class for all povray objects that can have child objects.
+ *
+ * Used pattern: Composite
+ */
+class PMCompositeObject : public PMObject
+{
+   typedef PMObject Base;
+public:
+   /**
+    * Creates an empty PMCompositeObject
+    */
+   PMCompositeObject( PMPart* part );
+   /**
+    * Copy constructor
+    */
+   PMCompositeObject( const PMCompositeObject& o );
+   /**
+    * Deletes the object and all children.
+    */
+   virtual ~PMCompositeObject( );
+
+   /** */
+   virtual PMMetaObject* metaObject( ) const;
+   /** */
+   virtual void cleanUp( ) const;
+
+   /**
+    * Returns a pointer to the first child.
+    */
+   virtual PMObject* firstChild( ) const { return m_pFirstChild; }
+   /**
+    * Returns a pointer to the last child.
+    */
+   virtual PMObject* lastChild( ) const { return m_pLastChild; }
+   /**
+    * Returns a pointer to the child object at position index,
+    * or null if the index is out of range.
+    */
+   virtual PMObject* childAt( uint index ) const;
+
+   /**
+    * Returns true if the object contains the child object o
+    */
+   virtual bool containsChild( PMObject* o ) const
+   { return ( ( PMObject* )this == o->parent( ) ); }
+   /**
+    * Returns the index of the object or -1 if not found
+    */
+   virtual int findChild( PMObject* o );
+
+   /**
+    * Inserts the object as child at index i.
+    * If i is -1, the object is appended.
+    * Returns true if successful.
+    */
+   virtual bool insertChild( PMObject* o, int i );
+   /**
+    * Inserts the object as child after the child object after
+    */
+   virtual bool insertChildAfter( PMObject* object, PMObject* after );
+   /**
+    * Inserts the object as child before the child object before
+    */
+   virtual bool insertChildBefore( PMObject* object, PMObject* before );
+   /**
+    * Appends the object as child. Returns true if successful.
+    */
+   virtual bool appendChild( PMObject* );
+   /**
+    * Returns the number of children.
+    */
+   virtual int countChildren( ) const;
+   /**
+    * Removes a child object. Does not delete it!
+    * Returns true if successful.*/
+   virtual bool takeChild( PMObject* o );
+   /**
+    * Removes a child object at index i. Does not delete it!
+    */
+   virtual bool takeChild( uint i );
+
+   /** */
+   virtual void serialize( QDomElement& e, QDomDocument& doc ) const;
+
+   /**
+    * Returns the number of selected child items. All selected items in
+    * any depth are counted
+    */
+   virtual int selectedChildren( ) const { return m_selectedChildren; }
+   /**
+    * Deselects recursively all child objects
+    */
+   virtual void deselectChildren( );
+
+   /**
+    * Returns the view structure of the object.
+    *
+    * If the view structure has changed since the last call, the
+    * structure is created or updated, or the default view structure
+    * is used.
+    *
+    * If the default view structure can't be used, this function calls
+    * createViewStructure, which has to create a non default view structure.
+    */
+   virtual PMViewStructure* viewStructure( );
+protected:
+   /**
+    * Adds num to the number of selected objects in this object and all
+    * parent objects. num can be negative.
+    */
+   virtual void adjustSelectedChildren( int num );
+
+   /**
+    * Returns the default view structure for the object. This view
+    * structure can be shared between all objects of this type.
+    *
+    * Only the data can be shared, NOT the pointer!!!
+    *
+    * The default view structure has to be created when this function
+    * is called first.
+    */
+   virtual PMViewStructure* defaultViewStructure( ) const { return 0; }
+   /**
+    * Returns a key that represents the view structure parameter.
+    *
+    * Each time a view structure parameter is changed (=detail level),
+    * this key has to be incremented.
+    */
+   virtual int viewStructureParameterKey( ) const { return 0; }
+
+   /**
+    * Returns true if the objects attributes are default and the default
+    * view structure can be used
+    */
+   virtual bool isDefault( ) { return false; }
+   /**
+    * The object has to create or update a non default view structure
+    */
+   virtual void createViewStructure( ) { };
+   /**
+    * Calls setViewStructureChanged( ) for the memento (if one has been created)
+    * and marks the current view structure as outdated.
+    */
+   void setViewStructureChanged( );
+   /**
+    * The view structure.
+    */
+   PMViewStructure* m_pViewStructure;
+private:
+   /**
+    * Pointer to the first child
+    */
+   PMObject* m_pFirstChild;
+   /**
+    * Pointer to the last child
+    */
+   PMObject* m_pLastChild;
+   /**
+    * number of selected child items.
+    */
+   int m_selectedChildren;
+   /**
+    * The modify flag for the view structure
+    */
+   bool m_bViewStructureChanged;
+   static PMMetaObject* s_pMetaObject;
+};
+
+#endif