adding magnification API into the wxWindow classes for best retina support

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@74247 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2013-06-17 17:41:34 +00:00
parent 5fbd55b946
commit f86190702b
8 changed files with 30 additions and 0 deletions
--- a/src/osx/window_osx.cpp
+++ b/src/osx/window_osx.cpp
@@ -877,6 +877,13 @@ void wxWindowMac::DoGetClientSize( int *x, int *y ) const
       *y = hh;
 }

+double wxWindowMac::GetMagnificationFactor() const
+{
+    wxNonOwnedWindow* tlw = MacGetTopLevelWindow() ;
+    wxCHECK_MSG( tlw , 1.0, wxT("TopLevel Window missing") ) ;
+    return tlw->GetMagnificationFactor();    
+}
+
 bool wxWindowMac::SetCursor(const wxCursor& cursor)
 {
    if (m_cursor.IsSameAs(cursor))