backbuffer.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
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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 ) :
        maVDev( VclPtr<VirtualDevice>::Create( rRefDevice, DeviceFormat::WITHOUT_ALPHA ) )
    {
        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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