xref: /AOO41X/main/canvas/source/vcl/backbuffer.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
29*cdf0e10cSrcweir #include "precompiled_canvas.hxx"
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir #include "backbuffer.hxx"
32*cdf0e10cSrcweir 
33*cdf0e10cSrcweir 
34*cdf0e10cSrcweir namespace vclcanvas
35*cdf0e10cSrcweir {
36*cdf0e10cSrcweir     BackBuffer::BackBuffer( const OutputDevice& rRefDevice,
37*cdf0e10cSrcweir                             bool 				bMonochromeBuffer ) :
38*cdf0e10cSrcweir         maVDev( new VirtualDevice( rRefDevice,
39*cdf0e10cSrcweir                                    bMonochromeBuffer ) )
40*cdf0e10cSrcweir     {
41*cdf0e10cSrcweir 		if( !bMonochromeBuffer )
42*cdf0e10cSrcweir         {
43*cdf0e10cSrcweir             // #i95645#
44*cdf0e10cSrcweir #if defined( QUARTZ )
45*cdf0e10cSrcweir             // use AA on VCLCanvas for Mac
46*cdf0e10cSrcweir             maVDev->SetAntialiasing( ANTIALIASING_ENABLE_B2DDRAW | maVDev->GetAntialiasing() );
47*cdf0e10cSrcweir #else
48*cdf0e10cSrcweir             // switch off AA for WIN32 and UNIX, the VCLCanvas does not look good with it and
49*cdf0e10cSrcweir             // is not required to do AA. It would need to be adapted to use it correctly
50*cdf0e10cSrcweir             // (especially gradient painting). This will need extra work.
51*cdf0e10cSrcweir 			maVDev->SetAntialiasing( maVDev->GetAntialiasing() & ~ANTIALIASING_ENABLE_B2DDRAW);
52*cdf0e10cSrcweir #endif
53*cdf0e10cSrcweir         }
54*cdf0e10cSrcweir     }
55*cdf0e10cSrcweir 
56*cdf0e10cSrcweir     OutputDevice& BackBuffer::getOutDev()
57*cdf0e10cSrcweir     {
58*cdf0e10cSrcweir         return maVDev.get();
59*cdf0e10cSrcweir     }
60*cdf0e10cSrcweir 
61*cdf0e10cSrcweir     const OutputDevice& BackBuffer::getOutDev() const
62*cdf0e10cSrcweir     {
63*cdf0e10cSrcweir         return maVDev.get();
64*cdf0e10cSrcweir     }
65*cdf0e10cSrcweir 
66*cdf0e10cSrcweir     void BackBuffer::setSize( const ::Size& rNewSize )
67*cdf0e10cSrcweir     {
68*cdf0e10cSrcweir         maVDev->SetOutputSizePixel( rNewSize );
69*cdf0e10cSrcweir     }
70*cdf0e10cSrcweir 
71*cdf0e10cSrcweir }
72