1 // Copyright (C) 2007-2024 CEA, EDF, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 #ifndef VIEWERTOOLS_SCREENSCALING_H
24 #define VIEWERTOOLS_SCREENSCALING_H
26 #include "ViewerTools.h"
31 * Namespace : ViewerTools_ScreenScaling
32 * Description : Tools for handle UI on screens with different scaling
34 namespace ViewerTools_ScreenScaling
36 // Returns pixel ratio for the current screen
37 VIEWERTOOLS_EXPORT double getPR();
39 // Check if we have pixel ratio != 1.0
40 VIEWERTOOLS_EXPORT bool isScaledPixelRatio();
42 // Returns a copy of the given event with the local coordinates
43 // updated with the current pixel ratio.
44 VIEWERTOOLS_EXPORT QEvent* getDpiAwareEvent(QEvent* e, bool toMultiply = true);