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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 <memory>
#include <string.h>
#include <stdlib.h>
#include <svsys.h>
#include <win/wincomp.hxx>
#include <win/salbmp.h>
#include <win/saldata.hxx>
#include <win/salids.hrc>
#include <win/salgdi.h>
#include <win/salframe.h>
#include <opengl/salbmp.hxx>
#include <vcl/BitmapAccessMode.hxx>
#include <vcl/BitmapBuffer.hxx>
#include <vcl/BitmapPalette.hxx>
#include <vcl/Scanline.hxx>
#include <vcl/bitmapaccess.hxx>
#include <outdata.hxx>
#include <salgdiimpl.hxx>
#include <opengl/win/gdiimpl.hxx>
#include <config_features.h>
#if HAVE_FEATURE_SKIA
#include <skia/win/gdiimpl.hxx>
#include <skia/salbmp.hxx>
#endif
bool WinSalGraphics::supportsOperation( OutDevSupportType eType ) const
{
return mpImpl->supportsOperation(eType);
}
void WinSalGraphics::copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics )
{
mpImpl->copyBits( rPosAry, pSrcGraphics );
}
void WinSalGraphics::copyArea( long nDestX, long nDestY,
long nSrcX, long nSrcY,
long nSrcWidth, long nSrcHeight,
bool bWindowInvalidate )
{
mpImpl->copyArea( nDestX, nDestY, nSrcX, nSrcY,
nSrcWidth, nSrcHeight, bWindowInvalidate );
}
namespace
{
class ColorScanlineConverter
{
public:
ScanlineFormat meSourceFormat;
int mnComponentSize;
int mnComponentExchangeIndex;
long mnScanlineSize;
ColorScanlineConverter(ScanlineFormat eSourceFormat, int nComponentSize, long nScanlineSize)
: meSourceFormat(eSourceFormat)
, mnComponentSize(nComponentSize)
, mnComponentExchangeIndex(0)
, mnScanlineSize(nScanlineSize)
{
if (meSourceFormat == ScanlineFormat::N32BitTcAbgr ||
meSourceFormat == ScanlineFormat::N32BitTcArgb)
{
mnComponentExchangeIndex = 1;
}
}
void convertScanline(sal_uInt8* pSource, sal_uInt8* pDestination)
{
for (long x = 0; x < mnScanlineSize; x += mnComponentSize)
{
for (int i = 0; i < mnComponentSize; ++i)
{
pDestination[x + i] = pSource[x + i];
}
pDestination[x + mnComponentExchangeIndex + 0] = pSource[x + mnComponentExchangeIndex + 2];
pDestination[x + mnComponentExchangeIndex + 2] = pSource[x + mnComponentExchangeIndex + 0];
}
}
};
void convertToWinSalBitmap(SalBitmap& rSalBitmap, WinSalBitmap& rWinSalBitmap)
{
BitmapPalette aBitmapPalette;
OpenGLSalBitmap* pGLSalBitmap = dynamic_cast<OpenGLSalBitmap*>(&rSalBitmap);
if (pGLSalBitmap != nullptr)
{
aBitmapPalette = pGLSalBitmap->GetBitmapPalette();
}
#if HAVE_FEATURE_SKIA
if(SkiaSalBitmap* pSkiaSalBitmap = dynamic_cast<SkiaSalBitmap*>(&rSalBitmap))
aBitmapPalette = pSkiaSalBitmap->Palette();
#endif
BitmapBuffer* pRead = rSalBitmap.AcquireBuffer(BitmapAccessMode::Read);
rWinSalBitmap.Create(rSalBitmap.GetSize(), rSalBitmap.GetBitCount(), aBitmapPalette);
BitmapBuffer* pWrite = rWinSalBitmap.AcquireBuffer(BitmapAccessMode::Write);
sal_uInt8* pSource(pRead->mpBits);
sal_uInt8* pDestination(pWrite->mpBits);
long readRowChange = pRead->mnScanlineSize;
if(pRead->mnFormat & ScanlineFormat::TopDown)
{
pSource += pRead->mnScanlineSize * (pRead->mnHeight - 1);
readRowChange = -readRowChange;
}
std::unique_ptr<ColorScanlineConverter> pConverter;
if (RemoveScanline(pRead->mnFormat) == ScanlineFormat::N24BitTcRgb)
pConverter.reset(new ColorScanlineConverter(ScanlineFormat::N24BitTcRgb,
3, pRead->mnScanlineSize));
else if (RemoveScanline(pRead->mnFormat) == ScanlineFormat::N32BitTcRgba)
pConverter.reset(new ColorScanlineConverter(ScanlineFormat::N32BitTcRgba,
4, pRead->mnScanlineSize));
if (pConverter)
{
for (long y = 0; y < pRead->mnHeight; y++)
{
pConverter->convertScanline(pSource, pDestination);
pSource += readRowChange;
pDestination += pWrite->mnScanlineSize;
}
}
else
{
for (long y = 0; y < pRead->mnHeight; y++)
{
memcpy(pDestination, pSource, pRead->mnScanlineSize);
pSource += readRowChange;
pDestination += pWrite->mnScanlineSize;
}
}
rWinSalBitmap.ReleaseBuffer(pWrite, BitmapAccessMode::Write);
rSalBitmap.ReleaseBuffer(pRead, BitmapAccessMode::Read);
}
} // end anonymous namespace
void WinSalGraphics::drawBitmap(const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap)
{
if (dynamic_cast<WinOpenGLSalGraphicsImpl*>(mpImpl.get()) == nullptr &&
#if HAVE_FEATURE_SKIA
dynamic_cast<WinSkiaSalGraphicsImpl*>(mpImpl.get()) == nullptr &&
#endif
dynamic_cast<const WinSalBitmap*>(&rSalBitmap) == nullptr)
{
std::unique_ptr<WinSalBitmap> pWinSalBitmap(new WinSalBitmap());
SalBitmap& rConstBitmap = const_cast<SalBitmap&>(rSalBitmap);
convertToWinSalBitmap(rConstBitmap, *pWinSalBitmap);
mpImpl->drawBitmap(rPosAry, *pWinSalBitmap);
}
else
{
mpImpl->drawBitmap(rPosAry, rSalBitmap);
}
}
void WinSalGraphics::drawBitmap( const SalTwoRect& rPosAry,
const SalBitmap& rSSalBitmap,
const SalBitmap& rSTransparentBitmap )
{
if (dynamic_cast<WinOpenGLSalGraphicsImpl*>(mpImpl.get()) == nullptr &&
#if HAVE_FEATURE_SKIA
dynamic_cast<WinSkiaSalGraphicsImpl*>(mpImpl.get()) == nullptr &&
#endif
dynamic_cast<const WinSalBitmap*>(&rSSalBitmap) == nullptr)
{
std::unique_ptr<WinSalBitmap> pWinSalBitmap(new WinSalBitmap());
SalBitmap& rConstBitmap = const_cast<SalBitmap&>(rSSalBitmap);
convertToWinSalBitmap(rConstBitmap, *pWinSalBitmap);
std::unique_ptr<WinSalBitmap> pWinTransparentSalBitmap(new WinSalBitmap());
SalBitmap& rConstTransparentBitmap = const_cast<SalBitmap&>(rSTransparentBitmap);
convertToWinSalBitmap(rConstTransparentBitmap, *pWinTransparentSalBitmap);
mpImpl->drawBitmap(rPosAry, *pWinSalBitmap, *pWinTransparentSalBitmap);
}
else
{
mpImpl->drawBitmap(rPosAry, rSSalBitmap, rSTransparentBitmap);
}
}
bool WinSalGraphics::drawAlphaRect( long nX, long nY, long nWidth,
long nHeight, sal_uInt8 nTransparency )
{
return mpImpl->drawAlphaRect( nX, nY, nWidth, nHeight, nTransparency );
}
void WinSalGraphics::drawMask( const SalTwoRect& rPosAry,
const SalBitmap& rSSalBitmap,
Color nMaskColor )
{
mpImpl->drawMask( rPosAry, rSSalBitmap, nMaskColor );
}
std::shared_ptr<SalBitmap> WinSalGraphics::getBitmap( long nX, long nY, long nDX, long nDY )
{
return mpImpl->getBitmap( nX, nY, nDX, nDY );
}
Color WinSalGraphics::getPixel( long nX, long nY )
{
return mpImpl->getPixel( nX, nY );
}
void WinSalGraphics::invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags )
{
mpImpl->invert( nX, nY, nWidth, nHeight, nFlags );
}
void WinSalGraphics::invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nSalFlags )
{
mpImpl->invert( nPoints, pPtAry, nSalFlags );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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