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             : 
      21             : #include <canvas/debug.hxx>
      22             : #include <tools/diagnose_ex.h>
      23             : 
      24             : #include "cachedbitmap.hxx"
      25             : #include "repainttarget.hxx"
      26             : 
      27             : #include <com/sun/star/rendering/RepaintResult.hpp>
      28             : #include <com/sun/star/rendering/XPolyPolygon2D.hpp>
      29             : 
      30             : #include <basegfx/matrix/b2dhommatrix.hxx>
      31             : #include <basegfx/tools/canvastools.hxx>
      32             : 
      33             : 
      34             : using namespace ::com::sun::star;
      35             : 
      36             : namespace vclcanvas
      37             : {
      38           0 :     CachedBitmap::CachedBitmap( const GraphicObjectSharedPtr&               rGraphicObject,
      39             :                                 const ::Point&                              rPoint,
      40             :                                 const ::Size&                               rSize,
      41             :                                 const GraphicAttr&                          rAttr,
      42             :                                 const rendering::ViewState&                 rUsedViewState,
      43             :                                 const rendering::RenderState&               rUsedRenderState,
      44             :                                 const uno::Reference< rendering::XCanvas >& rTarget ) :
      45             :         CachedPrimitiveBase( rUsedViewState, rTarget, true ),
      46             :         mpGraphicObject( rGraphicObject ),
      47             :         maRenderState(rUsedRenderState),
      48             :         maPoint( rPoint ),
      49             :         maSize( rSize ),
      50           0 :         maAttributes( rAttr )
      51             :     {
      52           0 :     }
      53             : 
      54           0 :     void SAL_CALL CachedBitmap::disposing()
      55             :     {
      56           0 :         ::osl::MutexGuard aGuard( m_aMutex );
      57             : 
      58           0 :         mpGraphicObject.reset();
      59             : 
      60           0 :         CachedPrimitiveBase::disposing();
      61           0 :     }
      62             : 
      63           0 :     ::sal_Int8 CachedBitmap::doRedraw( const rendering::ViewState&                  rNewState,
      64             :                                        const rendering::ViewState&                  rOldState,
      65             :                                        const uno::Reference< rendering::XCanvas >&  rTargetCanvas,
      66             :                                        bool                                         bSameViewTransform )
      67             :     {
      68           0 :         ENSURE_OR_THROW( bSameViewTransform,
      69             :                          "CachedBitmap::doRedraw(): base called with changed view transform "
      70             :                          "(told otherwise during construction)" );
      71             : 
      72             :         // TODO(P1): Could adapt to modified clips as well
      73           0 :         if( rNewState.Clip != rOldState.Clip )
      74           0 :             return rendering::RepaintResult::FAILED;
      75             : 
      76           0 :         RepaintTarget* pTarget = dynamic_cast< RepaintTarget* >(rTargetCanvas.get());
      77             : 
      78           0 :         ENSURE_OR_THROW( pTarget,
      79             :                           "CachedBitmap::redraw(): cannot cast target to RepaintTarget" );
      80             : 
      81           0 :         if( !pTarget->repaint( mpGraphicObject,
      82             :                                rNewState,
      83             :                                maRenderState,
      84             :                                maPoint,
      85             :                                maSize,
      86           0 :                                maAttributes ) )
      87             :         {
      88             :             // target failed to repaint
      89           0 :             return rendering::RepaintResult::FAILED;
      90             :         }
      91             : 
      92           0 :         return rendering::RepaintResult::REDRAWN;
      93             :     }
      94             : }
      95             : 
      96             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */