resize event's signal is generated for viewport

[modules/gui.git] / src / OCCViewer / OCCViewer_Utilities.h

diff --git a/src/OCCViewer/OCCViewer_Utilities.h b/src/OCCViewer/OCCViewer_Utilities.h
index c745da015e7c95e24b40150bb2ab2a641cb6d932..68f845a8f303f27ed3455422e03669e25c49718a 100755 (executable)
--- a/src/OCCViewer/OCCViewer_Utilities.h
+++ b/src/OCCViewer/OCCViewer_Utilities.h
@@ -1,4 +1,4 @@
-// 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
@@ -22,15 +22,64 @@
 
 // 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 );
+};
+
+#endif // OCCVIEWER_UTILITIES_H