diff options
Diffstat (limited to 'canvas/source/directx/dx_gdiplususer.cxx')
-rwxr-xr-x | canvas/source/directx/dx_gdiplususer.cxx | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/canvas/source/directx/dx_gdiplususer.cxx b/canvas/source/directx/dx_gdiplususer.cxx new file mode 100755 index 000000000000..0a070e5e67df --- /dev/null +++ b/canvas/source/directx/dx_gdiplususer.cxx @@ -0,0 +1,84 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: dx_gdiplususer.cxx,v $ + * $Revision: 1.4 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_canvas.hxx" + +#include <osl/mutex.hxx> + +#include "dx_winstuff.hxx" +#include "dx_gdiplususer.hxx" + + +namespace dxcanvas +{ + namespace + { + ::osl::Mutex* p_gdiPlusUsageCountMutex( osl::Mutex::getGlobalMutex() ); + int n_gdiPlusUsageCount( 0 ); + + ULONG_PTR a_GdiPlusToken; // GDI+ handle. Owned by this object + } + + GDIPlusUserSharedPtr GDIPlusUser::createInstance() + { + return GDIPlusUserSharedPtr( new GDIPlusUser() ); + } + + GDIPlusUser::~GDIPlusUser() + { + ::osl::MutexGuard aGuard( *p_gdiPlusUsageCountMutex ); + + --n_gdiPlusUsageCount; + + if( n_gdiPlusUsageCount == 0 ) + Gdiplus::GdiplusShutdown( a_GdiPlusToken ); + } + + GDIPlusUser::GDIPlusUser() + { + ::osl::MutexGuard aGuard( *p_gdiPlusUsageCountMutex ); + + if( n_gdiPlusUsageCount == 0 ) + { + // Setup GDI+ + + // No extras here, simply taking GdiplusStartupInput's + // default constructor + Gdiplus::GdiplusStartupInput gdiPlusStartupInput; + + Gdiplus::GdiplusStartup( &a_GdiPlusToken, + &gdiPlusStartupInput, + NULL ); + } + + ++n_gdiPlusUsageCount; + } +} |