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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* 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/bitmap.hxx>
#include <svdata.hxx>
#include <salinst.hxx>
#include <salbmp.hxx>
#include <impbmp.hxx>
ImpBitmap::ImpBitmap()
: mpSalBitmap(ImplGetSVData()->mpDefInst->CreateSalBitmap())
{
}
ImpBitmap::ImpBitmap(SalBitmap* pBitmap)
: mpSalBitmap(pBitmap)
{
}
ImpBitmap::~ImpBitmap()
{
}
bool ImpBitmap::ImplIsEqual(const ImpBitmap& rBmp) const
{
return (rBmp.ImplGetSize() == ImplGetSize() &&
rBmp.ImplGetBitCount() == ImplGetBitCount() &&
rBmp.ImplGetChecksum() == ImplGetChecksum());
}
void ImpBitmap::ImplCreate(const Size& rSize, sal_uInt16 nBitCount, const BitmapPalette& rPal)
{
mpSalBitmap->Create( rSize, nBitCount, rPal );
}
bool ImpBitmap::ImplCreate( const ImpBitmap& rImpBitmap )
{
return mpSalBitmap->Create( *rImpBitmap.mpSalBitmap );
}
bool ImpBitmap::ImplCreate( const ImpBitmap& rImpBitmap, SalGraphics* pGraphics )
{
return mpSalBitmap->Create( *rImpBitmap.mpSalBitmap, pGraphics );
}
bool ImpBitmap::ImplCreate( const ImpBitmap& rImpBitmap, sal_uInt16 nNewBitCount )
{
return mpSalBitmap->Create( *rImpBitmap.mpSalBitmap, nNewBitCount );
}
Size ImpBitmap::ImplGetSize() const
{
return mpSalBitmap->GetSize();
}
sal_uInt16 ImpBitmap::ImplGetBitCount() const
{
sal_uInt16 nBitCount = mpSalBitmap->GetBitCount();
return ( nBitCount <= 4 ) ? ( ( nBitCount <= 1 ) ? 1 : 4 ):
( ( nBitCount <= 8 ) ? 8 : 24);
}
BitmapBuffer* ImpBitmap::ImplAcquireBuffer( BitmapAccessMode nMode )
{
return mpSalBitmap->AcquireBuffer( nMode );
}
void ImpBitmap::ImplReleaseBuffer( BitmapBuffer* pBuffer, BitmapAccessMode nMode )
{
mpSalBitmap->ReleaseBuffer( pBuffer, nMode );
if( nMode == BitmapAccessMode::Write )
ImplInvalidateChecksum();
}
BitmapChecksum ImpBitmap::ImplGetChecksum() const
{
BitmapChecksum aChecksum;
mpSalBitmap->GetChecksum(aChecksum);
return aChecksum;
}
void ImpBitmap::ImplInvalidateChecksum()
{
mpSalBitmap->InvalidateChecksum();
}
bool ImpBitmap::ImplScalingSupported() const
{
return mpSalBitmap->ScalingSupported();
}
bool ImpBitmap::ImplScale( const double& rScaleX, const double& rScaleY, BmpScaleFlag nScaleFlag )
{
return mpSalBitmap->Scale( rScaleX, rScaleY, nScaleFlag );
}
bool ImpBitmap::ImplReplace( const Color& rSearchColor, const Color& rReplaceColor, sal_uInt8 nTol )
{
return mpSalBitmap->Replace( rSearchColor, rReplaceColor, nTol );
}
bool ImpBitmap::ImplConvert( BmpConversion eConversion )
{
// avoid large chunk of obsolete and hopefully rarely used conversions.
if (eConversion != BmpConversion::N8BitGreys)
return false;
// frequently used conversion for creating alpha masks
return mpSalBitmap->ConvertToGreyscale();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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