-// Copyright (C) 2014 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2014-2016 CEA/DEN, EDF R&D, OPEN CASCADE
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// internal includes
#include "OCCViewer.h"
+#include "OCCViewer_ViewWindow.h"
// OCC includes
-#include <Image_PixMap_Handle.hxx>
+#include <Image_PixMap.hxx>
class QImage;
+class OCCViewer_Viewer;
-OCCVIEWER_EXPORT
-extern
-Handle(Image_PixMap)
-imageToPixmap( const QImage& anImage );
-
+#ifdef WIN32
+#pragma warning ( disable:4251 )
#endif
+
+class OCCVIEWER_EXPORT OCCViewer_Utilities
+{
+public:
+
+ /*!
+ * Convert Qt image to OCCT pixmap
+ * \param theImage Qt source image
+ * \return resulting OCCT pixmap
+ */
+ static Handle(Image_PixMap) imageToPixmap( const QImage& theImage );
+
+ /*!
+ * Set 2D mode for the viewer. Hide or show 3D actions.
+ * \param theViewer an OCC viewer
+ * \param theMode OCC view window mode
+ * \return the old 2d mode.
+ */
+ static OCCViewer_ViewWindow::Mode2dType
+ setViewer2DMode( OCCViewer_Viewer* theViewer,
+ const OCCViewer_ViewWindow::Mode2dType& theMode );
+
+ /*!
+ * Find dialog in the current view frame by name
+ * \param theView an OCC view
+ * \param theName name of dialog
+ * \return true/false if dialog is opened/isn't opened
+ */
+ static bool isDialogOpened( OCCViewer_ViewWindow* theView, const QString& theName );
+
+ /*!
+ * Get bounding box of visible objects.
+ * \param theView defined occ view
+ * \param theBounds used to return bounds of the bounding box
+ * \return \c true if the bounding box is computed
+ */
+ static bool computeVisibleBounds( const Handle(V3d_View) theView, double theBounds[6] );
+
+ /*!
+ * Compute the bounding box center of visible objects.
+ * \param theView defined occ view
+ * \param theX used to return X coordinate of the bounding box center
+ * \param theY used to return Y coordinate of the bounding box center
+ * \param theZ used to return Z coordinate of the bounding box center
+ * \return \c true if the bounding box center is computed
+ */
+ static bool computeVisibleBBCenter( const Handle(V3d_View) theView, double& theX, double& theY, double& theZ );
+
+ static bool computeSceneBBCenter( const Handle(V3d_View) theView, double& theX, double& theY, double& theZ );
+};
+
+#endif // OCCVIEWER_UTILITIES_H