canvas/source/directx/dx_linepolypolygon.cxx

   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 <sal/config.h>
  21
  22 #include <basegfx/utils/canvastools.hxx>
  23
  24 #include "dx_linepolypolygon.hxx"
  25
  26
  27 using namespace ::com::sun::star;
  28
  29 namespace dxcanvas
  30 {
  31     LinePolyPolygon::LinePolyPolygon( const ::basegfx::B2DPolyPolygon& rPolyPoly ) :
  32         ::basegfx::unotools::UnoPolyPolygon( rPolyPoly ),
  33         mpGdiPlusUser( GDIPlusUser::createInstance() ),
  34         mpPath()
  35     {
  36     }
  37
  38     GraphicsPathSharedPtr LinePolyPolygon::getGraphicsPath( bool bNoLineJoin ) const
  39     {
  40         // generate GraphicsPath only on demand (gets deleted as soon
  41         // as any of the modifying methods above touches the
  42         // B2DPolyPolygon).
  43         if( !mpPath )
  44         {
  45             mpPath = tools::graphicsPathFromB2DPolyPolygon( getPolyPolygonUnsafe(), bNoLineJoin );
  46             mpPath->SetFillMode( const_cast<LinePolyPolygon*>(this)->getFillRule() == rendering::FillRule_EVEN_ODD ?
  47                                  Gdiplus::FillModeAlternate : Gdiplus::FillModeWinding );
  48         }
  49
  50         return mpPath;
  51     }
  52
  53     void LinePolyPolygon::modifying() const
  54     {
  55         mpPath.reset();
  56     }
  57 }
  58
  59 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */