1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_canvas.hxx" 30 31 #include <canvas/debug.hxx> 32 #include <tools/diagnose_ex.h> 33 34 #include "cairo_cachedbitmap.hxx" 35 #include "cairo_repainttarget.hxx" 36 37 #include <com/sun/star/rendering/RepaintResult.hpp> 38 #include <com/sun/star/rendering/XPolyPolygon2D.hpp> 39 40 #include <basegfx/matrix/b2dhommatrix.hxx> 41 #include <basegfx/tools/canvastools.hxx> 42 43 44 using namespace ::cairo; 45 using namespace ::com::sun::star; 46 47 namespace cairocanvas 48 { 49 CachedBitmap::CachedBitmap( const SurfaceSharedPtr& pSurface, 50 const rendering::ViewState& rUsedViewState, 51 const rendering::RenderState& rUsedRenderState, 52 const uno::Reference< rendering::XCanvas >& rTarget ) : 53 CachedPrimitiveBase( rUsedViewState, rTarget, true ), 54 mpSurface( pSurface ), 55 maRenderState( rUsedRenderState ) 56 {} 57 58 void SAL_CALL CachedBitmap::disposing() 59 { 60 ::osl::MutexGuard aGuard( m_aMutex ); 61 62 mpSurface.reset(); 63 CachedPrimitiveBase::disposing(); 64 } 65 66 ::sal_Int8 CachedBitmap::doRedraw( const rendering::ViewState& rNewState, 67 const rendering::ViewState& /*rOldState*/, 68 const uno::Reference< rendering::XCanvas >& rTargetCanvas, 69 bool bSameViewTransform ) 70 { 71 ENSURE_OR_THROW( bSameViewTransform, 72 "CachedBitmap::doRedraw(): base called with changed view transform " 73 "(told otherwise during construction)" ); 74 75 RepaintTarget* pTarget = dynamic_cast< RepaintTarget* >(rTargetCanvas.get()); 76 77 ENSURE_OR_THROW( pTarget, 78 "CachedBitmap::redraw(): cannot cast target to RepaintTarget" ); 79 80 if( !pTarget->repaint( mpSurface, 81 rNewState, 82 maRenderState ) ) 83 { 84 // target failed to repaint 85 return rendering::RepaintResult::FAILED; 86 } 87 88 return rendering::RepaintResult::REDRAWN; 89 } 90 } 91