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office-gobmx/include/vcl/BitmapReadAccess.hxx
Stephan Bergmann 5c7c54332f UBSan still needs RTTI of some types to be exported 
...for which it had been removed with e10e5c15cc
"improve the script for reducing symbol exports",

> [LNK] Executable/vcldemo
> ld.lld: error: undefined symbol: typeinfo for BitmapReadAccess
> >>> referenced by vcldemo.cxx
> >>>               workdir/CxxObject/vcl/workben/vcldemo.o:(.data+0x1ADF8)
> >>> referenced by vcldemo.cxx
> >>>               workdir/CxxObject/vcl/workben/vcldemo.o:(.data+0x1AE68)
> >>> referenced by vcldemo.cxx
> >>>               workdir/CxxObject/vcl/workben/vcldemo.o:(.data+0x1AEB8)
> >>> referenced 7 more times
> clang-14: error: linker command failed with exit code 1 (use -v to see invocation)
> make[1]: *** [solenv/gbuild/LinkTarget.mk:833: workdir/LinkTarget/Executable/vcldemo] Error 1

> [CUT] writerperfect_stream
> DynamicLibraryManagerException: "Failed to load dynamic library: workdir/LinkTarget/CppunitTest/libtest_writerperfect_stream.so
> workdir/LinkTarget/CppunitTest/libtest_writerperfect_stream.so: undefined symbol: _ZTIN13writerperfect16WPXSvInputStreamE"
> warn:unotools.config:545145:545145:unotools/source/config/configmgr.cxx:147: ConfigManager not empty

> [CUT] dbaccess_empty_stdlib_save
> DynamicLibraryManagerException: "Failed to load dynamic library: workdir/LinkTarget/CppunitTest/libtest_dbaccess_empty_stdlib_save.so
> instdir/program/libdbalo.so: undefined symbol: _ZTIN7svxform19OSystemParseContextE"
> warn:unotools.config:550847:550847:unotools/source/config/configmgr.cxx:147: ConfigManager not empty

Change-Id: Ifbaaa64881bcfd5befdefbadb51948d06b92ca63
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/126201
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
2021-12-03 09:07:58 +01:00

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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 .
*/
#ifndef INCLUDED_VCL_BITMAPREADACCESS_HXX
#define INCLUDED_VCL_BITMAPREADACCESS_HXX
#include <vcl/dllapi.h>
#include <vcl/bitmap.hxx>
#include <vcl/Scanline.hxx>
#include <vcl/BitmapBuffer.hxx>
#include <vcl/BitmapColor.hxx>
#include <vcl/BitmapAccessMode.hxx>
#include <vcl/BitmapInfoAccess.hxx>
class SAL_DLLPUBLIC_RTTI BitmapReadAccess : public BitmapInfoAccess
{
friend class BitmapWriteAccess;
public:
VCL_DLLPUBLIC BitmapReadAccess(Bitmap& rBitmap,
BitmapAccessMode nMode = BitmapAccessMode::Read);
VCL_DLLPUBLIC virtual ~BitmapReadAccess() override;
Scanline GetBuffer() const
{
assert(mpBuffer && "Access is not valid!");
return mpBuffer ? mpBuffer->mpBits : nullptr;
}
Scanline GetScanline(tools::Long nY) const
{
assert(mpBuffer && "Access is not valid!");
assert(nY < mpBuffer->mnHeight && "y-coordinate out of range!");
if (mpBuffer->mnFormat & ScanlineFormat::TopDown)
{
return mpBuffer->mpBits + (nY * mpBuffer->mnScanlineSize);
}
return mpBuffer->mpBits + ((mpBuffer->mnHeight - 1 - nY) * mpBuffer->mnScanlineSize);
}
BitmapColor GetPixelFromData(const sal_uInt8* pData, tools::Long nX) const
{
assert(pData && "Access is not valid!");
return mFncGetPixel(pData, nX, maColorMask);
}
sal_uInt8 GetIndexFromData(const sal_uInt8* pData, tools::Long nX) const
{
return GetPixelFromData(pData, nX).GetIndex();
}
void SetPixelOnData(sal_uInt8* pData, tools::Long nX, const BitmapColor& rBitmapColor)
{
assert(pData && "Access is not valid!");
mFncSetPixel(pData, nX, rBitmapColor, maColorMask);
}
BitmapColor GetPixel(tools::Long nY, tools::Long nX) const
{
assert(mpBuffer && "Access is not valid!");
assert(nX < mpBuffer->mnWidth && "x-coordinate out of range!");
assert(nY < mpBuffer->mnHeight && "y-coordinate out of range!");
return mFncGetPixel(GetScanline(nY), nX, maColorMask);
}
BitmapColor GetPixel(const Point& point) const { return GetPixel(point.Y(), point.X()); }
BitmapColor GetColor(tools::Long nY, tools::Long nX) const
{
if (HasPalette())
{
const BitmapBuffer* pBuffer = mpBuffer;
return pBuffer->maPalette[GetPixelIndex(nY, nX)];
}
else
return GetPixel(nY, nX);
}
BitmapColor GetColor(const Point& point) const { return GetColor(point.Y(), point.X()); }
sal_uInt8 GetPixelIndex(tools::Long nY, tools::Long nX) const
{
return GetPixel(nY, nX).GetIndex();
}
sal_uInt8 GetPixelIndex(const Point& point) const
{
return GetPixelIndex(point.Y(), point.X());
}
/** Get the interpolated color at coordinates fY, fX; if outside, return rFallback */
BitmapColor GetInterpolatedColorWithFallback(double fY, double fX,
const BitmapColor& rFallback) const;
/** Get the color at coordinates fY, fX; if outside, return rFallback. Automatically does the correct
inside/outside checks, e.g. static_cast< sal_uInt32 >(-0.25) *is* 0, not -1 and has to be outside */
BitmapColor GetColorWithFallback(double fY, double fX, const BitmapColor& rFallback) const;
private:
BitmapReadAccess(const BitmapReadAccess&) = delete;
BitmapReadAccess& operator=(const BitmapReadAccess&) = delete;
protected:
FncGetPixel mFncGetPixel;
FncSetPixel mFncSetPixel;
public:
BitmapBuffer* ImplGetBitmapBuffer() const { return mpBuffer; }
static BitmapColor GetPixelForN1BitMsbPal(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN1BitLsbPal(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN8BitPal(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN24BitTcBgr(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN24BitTcRgb(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN32BitTcAbgr(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN32BitTcXbgr(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN32BitTcArgb(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN32BitTcXrgb(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN32BitTcBgra(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN32BitTcBgrx(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN32BitTcRgba(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN32BitTcRgbx(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static BitmapColor GetPixelForN32BitTcMask(ConstScanline pScanline, tools::Long nX,
const ColorMask& rMask);
static void SetPixelForN1BitMsbPal(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN1BitLsbPal(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN8BitPal(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN24BitTcBgr(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN24BitTcRgb(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN32BitTcAbgr(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN32BitTcXbgr(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN32BitTcArgb(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN32BitTcXrgb(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN32BitTcBgra(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN32BitTcBgrx(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN32BitTcRgba(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN32BitTcRgbx(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static void SetPixelForN32BitTcMask(Scanline pScanline, tools::Long nX,
const BitmapColor& rBitmapColor, const ColorMask& rMask);
static FncGetPixel GetPixelFunction(ScanlineFormat nFormat);
static FncSetPixel SetPixelFunction(ScanlineFormat nFormat);
};
#endif // INCLUDED_VCL_BITMAPREADACCESS_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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