backbuffer.cxx

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 *
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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#include <sal/config.h>

#include <vcl/svapp.hxx>

#include "backbuffer.hxx"
#include "impltools.hxx"


namespace vclcanvas
{
    BackBuffer::BackBuffer( const OutputDevice& rRefDevice,
                            bool                bMonochromeBuffer ) :
        maVDev( VclPtr<VirtualDevice>::Create( rRefDevice,
                                   bMonochromeBuffer ? DeviceFormat::BITMASK : DeviceFormat::DEFAULT ) )
    {
        if( bMonochromeBuffer )
            return;

        tools::SetDefaultDeviceAntiAliasing( maVDev );
    }

    BackBuffer::~BackBuffer()
    {
        SolarMutexGuard aGuard;
        maVDev.disposeAndClear();
    }

    OutputDevice& BackBuffer::getOutDev()
    {
        return *maVDev;
    }

    const OutputDevice& BackBuffer::getOutDev() const
    {
        return *maVDev;
    }

    void BackBuffer::setSize( const ::Size& rNewSize )
    {
        maVDev->SetOutputSizePixel( rNewSize );
    }

}

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