(#80) Added navigation modes

New navigation modes: GeoQuest and RMS. In addition, right mouse button
can now be used for panning in CAD navigation mode.

ApplicationCode/UserInterface/RiuGeoQuestNavigation.h

@@ -0,0 +1,55 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2015-     Statoil ASA
+//  Copyright (C) 2015-     Ceetron Solutions AS
+// 
+//  ResInsight 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.
+// 
+//  ResInsight 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 "cvfBase.h"
+#include "cafNavigationPolicy.h"
+#include "cvfManipulatorTrackball.h"
+#include "cvfRay.h"
+
+
+class RiuGeoQuestNavigation : public caf::NavigationPolicy
+{
+protected:
+    // General navigation policy overrides
+    virtual void                        init();
+    virtual bool                        handleInputEvent(QInputEvent* inputEvent);
+
+    virtual void                        setView( const cvf::Vec3d& alongDirection, const cvf::Vec3d& upDirection );
+    virtual cvf::Vec3d                  pointOfInterest(); 
+    virtual void                        setPointOfInterest(cvf::Vec3d poi);
+
+    // PdvNavigation specific
+    void                                initializeRotationCenter();
+    cvf::ref<cvf::ManipulatorTrackball> m_trackball;
+    bool                                m_isRotCenterInitialized; 
+    cvf::Vec3d                          m_pointOfInterest;
+
+    bool                                m_isNavigating;
+    bool                                m_hasMovedMouseDuringNavigation;
+
+    // Handle mid mouse button zoom
+    void                                zoomAlongRay( cvf::Ray* ray, int delta );
+    bool                                m_isZooming;
+    cvf::ref<cvf::Ray>                  m_zoomRay;
+    int                                 m_lastPosX;  /// Previous mouse position
+    int                                 m_lastPosY;
+
+};