dx_linepolypolygon.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#include <sal/config.h>
 
#include <basegfx/utils/canvastools.hxx>
 
#include "dx_linepolypolygon.hxx"
 
 
using namespace ::com::sun::star;
 
namespace dxcanvas
{
    LinePolyPolygon::LinePolyPolygon( const ::basegfx::B2DPolyPolygon& rPolyPoly ) :
        ::basegfx::unotools::UnoPolyPolygon( rPolyPoly ),
        mpGdiPlusUser( GDIPlusUser::createInstance() ),
        mpPath()
    {
    }
 
    GraphicsPathSharedPtr LinePolyPolygon::getGraphicsPath( bool bNoLineJoin ) const
    {
        // generate GraphicsPath only on demand (gets deleted as soon
        // as any of the modifying methods above touches the
        // B2DPolyPolygon).
        if( !mpPath )
        {
            mpPath = tools::graphicsPathFromB2DPolyPolygon( getPolyPolygonUnsafe(), bNoLineJoin );
            mpPath->SetFillMode( const_cast<LinePolyPolygon*>(this)->getFillRule() == rendering::FillRule_EVEN_ODD ?
                                 Gdiplus::FillModeAlternate : Gdiplus::FillModeWinding );
        }
 
        return mpPath;
    }
 
    void LinePolyPolygon::modifying() const
    {
        mpPath.reset();
    }
}
 
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