Initial commit of ResInsight version 0.4.8

cafViewer/cafNavigationPolicy.h

@@ -0,0 +1,55 @@
+//##################################################################################################
+//
+//   Custom Visualization Core library
+//   Copyright (C) 2011-2012 Ceetron AS
+//    
+//   This library 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 3 of the License, or 
+//   (at your option) any later version. 
+//    
+//   This library is distributed in the hope that it will be useful, but WITHOUT ANY 
+//   WARRANTY; without even the implied warranty of MERCHANTABILITY or 
+//   FITNESS FOR A PARTICULAR PURPOSE.   
+//    
+//   See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>> 
+//   for more details. 
+//
+//##################################################################################################
+
+#pragma once
+
+#include "cvfAssert.h"
+#include "cvfBase.h"
+#include "cvfObject.h"
+#include "cvfVector3.h"
+
+#include <QPointer>
+
+namespace caf {
+    class Viewer;
+}
+
+class QInputEvent;
+
+namespace caf
+{
+
+class NavigationPolicy : public cvf::Object  
+{
+    friend class Viewer;
+public: // protected: // Should be protected but this friending does not work on gcc 4.1.2
+
+    // Interface to be implement by subclass
+    virtual void         init() {};
+    virtual bool         handleInputEvent(QInputEvent* inputEvent) = 0;
+    virtual void         setView( const cvf::Vec3d& alongDirection, const cvf::Vec3d& upDirection ) = 0;
+    virtual cvf::Vec3d   pointOfInterest(); 
+    virtual void         setPointOfInterest(cvf::Vec3d poi) = 0;
+
+    // Interface used by caf::ViewerBase
+    void                 setViewer(Viewer* viewer) { m_viewer = viewer; init(); }
+    QPointer<Viewer> m_viewer;
+};
+
+} // End namespace caf