e992f5c53a
This changes all backends to use PixelFormat as the input to the SalBitmap::Create method (and all the backends). This is the first part as we need to make sure to also limit the use of GetBitCount method and also use of it in SalGraphics. Change-Id: I8d2b6adfcb8fe3dd78010538411f338c9a1c3996 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/113603 Tested-by: Jenkins Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>
240 lines
7.9 KiB
C++
240 lines
7.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <memory>
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#include <string.h>
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#include <stdlib.h>
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#include <svsys.h>
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#include <win/wincomp.hxx>
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#include <win/salbmp.h>
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#include <win/saldata.hxx>
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#include <win/salids.hrc>
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#include <win/salgdi.h>
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#include <win/salframe.h>
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#include <vcl/BitmapAccessMode.hxx>
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#include <vcl/BitmapBuffer.hxx>
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#include <vcl/BitmapPalette.hxx>
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#include <vcl/BitmapReadAccess.hxx>
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#include <vcl/Scanline.hxx>
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#include <salgdiimpl.hxx>
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#include <config_features.h>
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#if HAVE_FEATURE_SKIA
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#include <skia/win/gdiimpl.hxx>
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#include <skia/salbmp.hxx>
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#endif
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bool WinSalGraphics::supportsOperation( OutDevSupportType eType ) const
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{
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return mpImpl->supportsOperation(eType);
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}
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void WinSalGraphics::copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics )
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{
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mpImpl->copyBits( rPosAry, pSrcGraphics );
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}
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void WinSalGraphics::copyArea( tools::Long nDestX, tools::Long nDestY,
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tools::Long nSrcX, tools::Long nSrcY,
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tools::Long nSrcWidth, tools::Long nSrcHeight,
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bool bWindowInvalidate )
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{
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mpImpl->copyArea( nDestX, nDestY, nSrcX, nSrcY,
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nSrcWidth, nSrcHeight, bWindowInvalidate );
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}
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namespace
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{
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class ColorScanlineConverter
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{
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public:
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ScanlineFormat meSourceFormat;
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int mnComponentSize;
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int mnComponentExchangeIndex;
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tools::Long mnScanlineSize;
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ColorScanlineConverter(ScanlineFormat eSourceFormat, int nComponentSize, tools::Long nScanlineSize)
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: meSourceFormat(eSourceFormat)
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, mnComponentSize(nComponentSize)
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, mnComponentExchangeIndex(0)
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, mnScanlineSize(nScanlineSize)
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{
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if (meSourceFormat == ScanlineFormat::N32BitTcAbgr ||
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meSourceFormat == ScanlineFormat::N32BitTcArgb)
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{
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mnComponentExchangeIndex = 1;
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}
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}
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void convertScanline(sal_uInt8* pSource, sal_uInt8* pDestination)
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{
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for (tools::Long x = 0; x < mnScanlineSize; x += mnComponentSize)
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{
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for (int i = 0; i < mnComponentSize; ++i)
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{
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pDestination[x + i] = pSource[x + i];
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}
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pDestination[x + mnComponentExchangeIndex + 0] = pSource[x + mnComponentExchangeIndex + 2];
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pDestination[x + mnComponentExchangeIndex + 2] = pSource[x + mnComponentExchangeIndex + 0];
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}
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}
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};
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void convertToWinSalBitmap(SalBitmap& rSalBitmap, WinSalBitmap& rWinSalBitmap)
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{
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BitmapPalette aBitmapPalette;
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#if HAVE_FEATURE_SKIA
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if(SkiaSalBitmap* pSkiaSalBitmap = dynamic_cast<SkiaSalBitmap*>(&rSalBitmap))
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aBitmapPalette = pSkiaSalBitmap->Palette();
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#endif
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BitmapBuffer* pRead = rSalBitmap.AcquireBuffer(BitmapAccessMode::Read);
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rWinSalBitmap.Create(rSalBitmap.GetSize(), vcl::bitDepthToPixelFormat(rSalBitmap.GetBitCount()), aBitmapPalette);
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BitmapBuffer* pWrite = rWinSalBitmap.AcquireBuffer(BitmapAccessMode::Write);
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sal_uInt8* pSource(pRead->mpBits);
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sal_uInt8* pDestination(pWrite->mpBits);
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tools::Long readRowChange = pRead->mnScanlineSize;
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if(pRead->mnFormat & ScanlineFormat::TopDown)
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{
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pSource += pRead->mnScanlineSize * (pRead->mnHeight - 1);
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readRowChange = -readRowChange;
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}
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std::unique_ptr<ColorScanlineConverter> pConverter;
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if (RemoveScanline(pRead->mnFormat) == ScanlineFormat::N24BitTcRgb)
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pConverter.reset(new ColorScanlineConverter(ScanlineFormat::N24BitTcRgb,
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3, pRead->mnScanlineSize));
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else if (RemoveScanline(pRead->mnFormat) == ScanlineFormat::N32BitTcRgba)
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pConverter.reset(new ColorScanlineConverter(ScanlineFormat::N32BitTcRgba,
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4, pRead->mnScanlineSize));
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if (pConverter)
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{
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for (tools::Long y = 0; y < pRead->mnHeight; y++)
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{
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pConverter->convertScanline(pSource, pDestination);
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pSource += readRowChange;
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pDestination += pWrite->mnScanlineSize;
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}
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}
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else
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{
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for (tools::Long y = 0; y < pRead->mnHeight; y++)
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{
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memcpy(pDestination, pSource, pRead->mnScanlineSize);
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pSource += readRowChange;
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pDestination += pWrite->mnScanlineSize;
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}
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}
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rWinSalBitmap.ReleaseBuffer(pWrite, BitmapAccessMode::Write);
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rSalBitmap.ReleaseBuffer(pRead, BitmapAccessMode::Read);
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}
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} // end anonymous namespace
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void WinSalGraphics::drawBitmap(const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap)
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{
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if (dynamic_cast<const WinSalBitmap*>(&rSalBitmap) == nullptr
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#if HAVE_FEATURE_SKIA
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&& dynamic_cast<WinSkiaSalGraphicsImpl*>(mpImpl.get()) == nullptr
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#endif
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)
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{
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std::unique_ptr<WinSalBitmap> pWinSalBitmap(new WinSalBitmap());
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SalBitmap& rConstBitmap = const_cast<SalBitmap&>(rSalBitmap);
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convertToWinSalBitmap(rConstBitmap, *pWinSalBitmap);
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mpImpl->drawBitmap(rPosAry, *pWinSalBitmap);
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}
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else
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{
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mpImpl->drawBitmap(rPosAry, rSalBitmap);
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}
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}
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void WinSalGraphics::drawBitmap( const SalTwoRect& rPosAry,
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const SalBitmap& rSSalBitmap,
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const SalBitmap& rSTransparentBitmap )
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{
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if (dynamic_cast<const WinSalBitmap*>(&rSSalBitmap) == nullptr
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#if HAVE_FEATURE_SKIA
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&& dynamic_cast<WinSkiaSalGraphicsImpl*>(mpImpl.get()) == nullptr
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#endif
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)
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{
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std::unique_ptr<WinSalBitmap> pWinSalBitmap(new WinSalBitmap());
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SalBitmap& rConstBitmap = const_cast<SalBitmap&>(rSSalBitmap);
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convertToWinSalBitmap(rConstBitmap, *pWinSalBitmap);
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std::unique_ptr<WinSalBitmap> pWinTransparentSalBitmap(new WinSalBitmap());
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SalBitmap& rConstTransparentBitmap = const_cast<SalBitmap&>(rSTransparentBitmap);
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convertToWinSalBitmap(rConstTransparentBitmap, *pWinTransparentSalBitmap);
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mpImpl->drawBitmap(rPosAry, *pWinSalBitmap, *pWinTransparentSalBitmap);
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}
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else
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{
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mpImpl->drawBitmap(rPosAry, rSSalBitmap, rSTransparentBitmap);
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}
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}
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bool WinSalGraphics::drawAlphaRect( tools::Long nX, tools::Long nY, tools::Long nWidth,
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tools::Long nHeight, sal_uInt8 nTransparency )
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{
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return mpImpl->drawAlphaRect( nX, nY, nWidth, nHeight, nTransparency );
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}
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void WinSalGraphics::drawMask( const SalTwoRect& rPosAry,
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const SalBitmap& rSSalBitmap,
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Color nMaskColor )
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{
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mpImpl->drawMask( rPosAry, rSSalBitmap, nMaskColor );
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}
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std::shared_ptr<SalBitmap> WinSalGraphics::getBitmap( tools::Long nX, tools::Long nY, tools::Long nDX, tools::Long nDY )
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{
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return mpImpl->getBitmap( nX, nY, nDX, nDY );
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}
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Color WinSalGraphics::getPixel( tools::Long nX, tools::Long nY )
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{
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return mpImpl->getPixel( nX, nY );
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}
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void WinSalGraphics::invert( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, SalInvert nFlags )
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{
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mpImpl->invert( nX, nY, nWidth, nHeight, nFlags );
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}
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void WinSalGraphics::invert( sal_uInt32 nPoints, const Point* pPtAry, SalInvert nSalFlags )
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{
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mpImpl->invert( nPoints, pPtAry, nSalFlags );
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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