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 <canvas/base/cachedprimitivebase.hxx>
      23             : 
      24             : #include <com/sun/star/rendering/RepaintResult.hpp>
      25             : #include <cppuhelper/supportsservice.hxx>
      26             : 
      27             : #include <basegfx/matrix/b2dhommatrix.hxx>
      28             : #include <basegfx/tools/canvastools.hxx>
      29             : 
      30             : using namespace ::com::sun::star;
      31             : 
      32             : namespace canvas
      33             : {
      34           0 :     CachedPrimitiveBase::CachedPrimitiveBase( const rendering::ViewState&                   rUsedViewState,
      35             :                                               const uno::Reference< rendering::XCanvas >&   rTarget,
      36             :                                               bool                                          bFailForChangedViewTransform ) :
      37             :         CachedPrimitiveBase_Base( m_aMutex ),
      38             :         maUsedViewState( rUsedViewState ),
      39             :         mxTarget( rTarget ),
      40           0 :         mbFailForChangedViewTransform( bFailForChangedViewTransform )
      41             :     {
      42           0 :     }
      43             : 
      44           0 :     CachedPrimitiveBase::~CachedPrimitiveBase()
      45             :     {
      46           0 :     }
      47             : 
      48           0 :     void SAL_CALL CachedPrimitiveBase::disposing()
      49             :     {
      50           0 :         ::osl::MutexGuard aGuard( m_aMutex );
      51             : 
      52           0 :         maUsedViewState.Clip.clear();
      53           0 :         mxTarget.clear();
      54           0 :     }
      55             : 
      56           0 :     sal_Int8 SAL_CALL CachedPrimitiveBase::redraw( const rendering::ViewState& aState ) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception)
      57             :     {
      58           0 :         ::basegfx::B2DHomMatrix aUsedTransformation;
      59           0 :         ::basegfx::B2DHomMatrix aNewTransformation;
      60             : 
      61             :         ::basegfx::unotools::homMatrixFromAffineMatrix( aUsedTransformation,
      62           0 :                                                         maUsedViewState.AffineTransform );
      63             :         ::basegfx::unotools::homMatrixFromAffineMatrix( aNewTransformation,
      64           0 :                                                         aState.AffineTransform );
      65             : 
      66           0 :         const bool bSameViewTransforms( aUsedTransformation == aNewTransformation );
      67             : 
      68           0 :         if( mbFailForChangedViewTransform &&
      69           0 :             !bSameViewTransforms )
      70             :         {
      71             :             // differing transformations, don't try to draft the
      72             :             // output, just plain fail here.
      73           0 :             return rendering::RepaintResult::FAILED;
      74             :         }
      75             : 
      76             :         return doRedraw( aState,
      77             :                          maUsedViewState,
      78             :                          mxTarget,
      79           0 :                          bSameViewTransforms );
      80             :     }
      81             : 
      82           0 :     OUString SAL_CALL CachedPrimitiveBase::getImplementationName(  ) throw (uno::RuntimeException, std::exception)
      83             :     {
      84           0 :         return OUString("canvas::CachedPrimitiveBase");
      85             :     }
      86             : 
      87           0 :     sal_Bool SAL_CALL CachedPrimitiveBase::supportsService( const OUString& ServiceName ) throw (uno::RuntimeException, std::exception)
      88             :     {
      89           0 :         return cppu::supportsService(this, ServiceName);
      90             :     }
      91             : 
      92           0 :     uno::Sequence< OUString > SAL_CALL CachedPrimitiveBase::getSupportedServiceNames(  ) throw (uno::RuntimeException, std::exception)
      93             :     {
      94           0 :         uno::Sequence< OUString > aRet(1);
      95           0 :         aRet[0] = "com.sun.star.rendering.CachedBitmap";
      96             : 
      97           0 :         return aRet;
      98             :     }
      99             : }
     100             : 
     101             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */