Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <canvas/debug.hxx>
      21             : #include <tools/diagnose_ex.h>
      22             : 
      23             : #include "cairo_cachedbitmap.hxx"
      24             : #include "cairo_repainttarget.hxx"
      25             : 
      26             : #include <com/sun/star/rendering/RepaintResult.hpp>
      27             : #include <com/sun/star/rendering/XPolyPolygon2D.hpp>
      28             : 
      29             : #include <basegfx/matrix/b2dhommatrix.hxx>
      30             : #include <basegfx/tools/canvastools.hxx>
      31             : 
      32             : 
      33             : using namespace ::cairo;
      34             : using namespace ::com::sun::star;
      35             : 
      36             : namespace cairocanvas
      37             : {
      38           0 :     CachedBitmap::CachedBitmap( const SurfaceSharedPtr&                     pSurface,
      39             :                                 const rendering::ViewState&                 rUsedViewState,
      40             :                                 const rendering::RenderState&               rUsedRenderState,
      41             :                                 const uno::Reference< rendering::XCanvas >& rTarget ) :
      42             :         CachedPrimitiveBase( rUsedViewState, rTarget, true ),
      43             :         mpSurface( pSurface ),
      44           0 :         maRenderState( rUsedRenderState )
      45           0 :     {}
      46             : 
      47           0 :     void SAL_CALL CachedBitmap::disposing()
      48             :     {
      49           0 :         ::osl::MutexGuard aGuard( m_aMutex );
      50             : 
      51           0 :         mpSurface.reset();
      52           0 :         CachedPrimitiveBase::disposing();
      53           0 :     }
      54             : 
      55           0 :     ::sal_Int8 CachedBitmap::doRedraw( const rendering::ViewState&                  rNewState,
      56             :                                        const rendering::ViewState&                  /*rOldState*/,
      57             :                                        const uno::Reference< rendering::XCanvas >&  rTargetCanvas,
      58             :                                        bool                                         bSameViewTransform )
      59             :     {
      60           0 :         ENSURE_OR_THROW( bSameViewTransform,
      61             :                           "CachedBitmap::doRedraw(): base called with changed view transform "
      62             :                           "(told otherwise during construction)" );
      63             : 
      64           0 :         RepaintTarget* pTarget = dynamic_cast< RepaintTarget* >(rTargetCanvas.get());
      65             : 
      66           0 :         ENSURE_OR_THROW( pTarget,
      67             :                           "CachedBitmap::redraw(): cannot cast target to RepaintTarget" );
      68             : 
      69           0 :         if( !pTarget->repaint( mpSurface,
      70             :                                rNewState,
      71           0 :                                maRenderState ) )
      72             :         {
      73             :             // target failed to repaint
      74           0 :             return rendering::RepaintResult::FAILED;
      75             :         }
      76             : 
      77           0 :         return rendering::RepaintResult::REDRAWN;
      78             :     }
      79             : }
      80             : 
      81             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */