/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* This file is part of the LibreOffice project .
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice :
*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership . The ASF licenses this file to you under the Apache
* License , Version 2 . 0 ( the " License " ) ; you may not use this file
* except in compliance with the License . You may obtain a copy of
* the License at http : //www.apache.org/licenses/LICENSE-2.0 .
*/
#include <vcl/virdev.hxx>
Color OutputDevice::GetBackgroundColor() const
{
return GetBackground().GetColor();
}
void OutputDevice::SetBackground()
{
maBackground = Wallpaper();
mbBackground = false ;
if ( mpAlphaVDev )
mpAlphaVDev->SetBackground();
}
void OutputDevice::SetBackground( const Wallpaper& rBackground )
{
maBackground = rBackground;
if ( rBackground.GetStyle() == WallpaperStyle::NONE )
mbBackground = false ;
else
mbBackground = true ;
if ( !mpAlphaVDev )
return ;
// Some of these are probably wrong (e.g. if the gradient has transparency),
// but hopefully nobody uses that. If you do, feel free to implement it properly.
if ( rBackground.GetStyle() == WallpaperStyle::NONE )
{
mpAlphaVDev->SetBackground( rBackground );
}
else if ( rBackground.IsBitmap())
{
const BitmapEx& bitmap = rBackground.GetBitmap();
if ( bitmap.IsAlpha())
mpAlphaVDev->SetBackground( Wallpaper( BitmapEx( bitmap.GetAlphaMask().GetBitmap() ) ) );
else
mpAlphaVDev->SetBackground( Wallpaper( COL_ALPHA_OPAQUE ));
}
else if ( rBackground.IsGradient())
{
mpAlphaVDev->SetBackground( Wallpaper( COL_ALPHA_OPAQUE ));
}
else
{
// Color background.
int alpha = rBackground.GetColor().GetAlpha();
mpAlphaVDev->SetBackground( Wallpaper( Color( alpha, alpha, alpha )));
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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