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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /vcl/win/gdi/salgdi2.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vcl/win/gdi/salgdi2.cxx')
-rw-r--r--vcl/win/gdi/salgdi2.cxx240
1 files changed, 240 insertions, 0 deletions
diff --git a/vcl/win/gdi/salgdi2.cxx b/vcl/win/gdi/salgdi2.cxx
new file mode 100644
index 000000000..409fcc74b
--- /dev/null
+++ b/vcl/win/gdi/salgdi2.cxx
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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 <vcl/BitmapAccessMode.hxx>
+#include <vcl/BitmapBuffer.hxx>
+#include <vcl/BitmapPalette.hxx>
+#include <vcl/BitmapReadAccess.hxx>
+#include <vcl/Scanline.hxx>
+#include <salgdiimpl.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( tools::Long nDestX, tools::Long nDestY,
+ tools::Long nSrcX, tools::Long nSrcY,
+ tools::Long nSrcWidth, tools::Long nSrcHeight,
+ bool bWindowInvalidate )
+{
+ mpImpl->copyArea( nDestX, nDestY, nSrcX, nSrcY,
+ nSrcWidth, nSrcHeight, bWindowInvalidate );
+}
+
+namespace
+{
+
+class ColorScanlineConverter
+{
+public:
+ ScanlineFormat meSourceFormat;
+
+ int mnComponentSize;
+ int mnComponentExchangeIndex;
+
+ tools::Long mnScanlineSize;
+
+ ColorScanlineConverter(ScanlineFormat eSourceFormat, int nComponentSize, tools::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 (tools::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;
+#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(), vcl::bitDepthToPixelFormat(rSalBitmap.GetBitCount()), aBitmapPalette);
+ BitmapBuffer* pWrite = rWinSalBitmap.AcquireBuffer(BitmapAccessMode::Write);
+
+ sal_uInt8* pSource(pRead->mpBits);
+ sal_uInt8* pDestination(pWrite->mpBits);
+ tools::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 (tools::Long y = 0; y < pRead->mnHeight; y++)
+ {
+ pConverter->convertScanline(pSource, pDestination);
+ pSource += readRowChange;
+ pDestination += pWrite->mnScanlineSize;
+ }
+ }
+ else
+ {
+ for (tools::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<const WinSalBitmap*>(&rSalBitmap) == nullptr
+#if HAVE_FEATURE_SKIA
+ && dynamic_cast<WinSkiaSalGraphicsImpl*>(mpImpl.get()) == nullptr
+#endif
+ )
+ {
+ 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<const WinSalBitmap*>(&rSSalBitmap) == nullptr
+#if HAVE_FEATURE_SKIA
+ && dynamic_cast<WinSkiaSalGraphicsImpl*>(mpImpl.get()) == nullptr
+#endif
+ )
+ {
+ 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( tools::Long nX, tools::Long nY, tools::Long nWidth,
+ tools::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( tools::Long nX, tools::Long nY, tools::Long nDX, tools::Long nDY )
+{
+ return mpImpl->getBitmap( nX, nY, nDX, nDY );
+}
+
+Color WinSalGraphics::getPixel( tools::Long nX, tools::Long nY )
+{
+ return mpImpl->getPixel( nX, nY );
+}
+
+void WinSalGraphics::invert( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, SalInvert nFlags )
+{
+ mpImpl->invert( nX, nY, nWidth, nHeight, nFlags );
+}
+
+void WinSalGraphics::invert( sal_uInt32 nPoints, const Point* pPtAry, SalInvert nSalFlags )
+{
+ mpImpl->invert( nPoints, pPtAry, nSalFlags );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */