7183b3ba23
remove some of the naming limitations, and handle pointer parameters better. I only let the plugin run up till vcl/ Change-Id: Ice916e0157031ab531c47f10778f406b07966251 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/122892 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
148 lines
4.3 KiB
C++
148 lines
4.3 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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#ifndef INCLUDED_VCL_BITMAPINFOACCESS_HXX
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#define INCLUDED_VCL_BITMAPINFOACCESS_HXX
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#include <vcl/dllapi.h>
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#include <vcl/bitmap.hxx>
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#include <vcl/Scanline.hxx>
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#include <vcl/BitmapBuffer.hxx>
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#include <vcl/BitmapColor.hxx>
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#include <vcl/BitmapAccessMode.hxx>
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bool Bitmap32IsPreMultipled();
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typedef BitmapColor (*FncGetPixel)(ConstScanline pScanline, tools::Long nX, const ColorMask& rMask);
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typedef void (*FncSetPixel)(Scanline pScanline, tools::Long nX, const BitmapColor& rBitmapColor,
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const ColorMask& rMask);
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class VCL_DLLPUBLIC BitmapInfoAccess
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{
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friend class BitmapReadAccess;
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public:
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BitmapInfoAccess(Bitmap& rBitmap, BitmapAccessMode nMode = BitmapAccessMode::Info);
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virtual ~BitmapInfoAccess();
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bool operator!() const { return mpBuffer == nullptr; }
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tools::Long Width() const { return mpBuffer ? mpBuffer->mnWidth : 0L; }
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tools::Long Height() const { return mpBuffer ? mpBuffer->mnHeight : 0L; }
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bool IsTopDown() const
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{
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assert(mpBuffer && "Access is not valid!");
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return mpBuffer && (mpBuffer->mnFormat & ScanlineFormat::TopDown);
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}
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bool IsBottomUp() const { return !IsTopDown(); }
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ScanlineFormat GetScanlineFormat() const
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{
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assert(mpBuffer && "Access is not valid!");
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return mpBuffer ? RemoveScanline(mpBuffer->mnFormat) : ScanlineFormat::NONE;
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}
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sal_uInt32 GetScanlineSize() const
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{
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assert(mpBuffer && "Access is not valid!");
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return mpBuffer ? mpBuffer->mnScanlineSize : 0;
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}
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sal_uInt16 GetBitCount() const
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{
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assert(mpBuffer && "Access is not valid!");
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return mpBuffer ? mpBuffer->mnBitCount : 0;
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}
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BitmapColor GetBestMatchingColor(const BitmapColor& rBitmapColor) const
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{
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if (HasPalette())
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return BitmapColor(static_cast<sal_uInt8>(GetBestPaletteIndex(rBitmapColor)));
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else
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return rBitmapColor;
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}
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bool HasPalette() const
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{
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const BitmapBuffer* pBuffer = mpBuffer;
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assert(pBuffer && "Access is not valid!");
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return pBuffer && !!pBuffer->maPalette;
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}
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const BitmapPalette& GetPalette() const
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{
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const BitmapBuffer* pBuffer = mpBuffer;
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assert(pBuffer && "Access is not valid!");
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return pBuffer->maPalette;
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}
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sal_uInt16 GetPaletteEntryCount() const
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{
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const BitmapBuffer* pBuffer = mpBuffer;
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assert(HasPalette() && "Bitmap has no palette!");
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return HasPalette() ? pBuffer->maPalette.GetEntryCount() : 0;
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}
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const BitmapColor& GetPaletteColor(sal_uInt16 nColor) const
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{
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const BitmapBuffer* pBuffer = mpBuffer;
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assert(pBuffer && "Access is not valid!");
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assert(HasPalette() && "Bitmap has no palette!");
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return pBuffer->maPalette[nColor];
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}
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sal_uInt16 GetBestPaletteIndex(const BitmapColor& rBitmapColor) const;
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const ColorMask& GetColorMask() const
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{
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const BitmapBuffer* pBuffer = mpBuffer;
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assert(pBuffer && "Access is not valid!");
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return pBuffer->maColorMask;
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}
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private:
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BitmapInfoAccess(const BitmapInfoAccess&) = delete;
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BitmapInfoAccess& operator=(const BitmapInfoAccess&) = delete;
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protected:
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Bitmap maBitmap;
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BitmapBuffer* mpBuffer;
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ColorMask maColorMask;
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BitmapAccessMode mnAccessMode;
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};
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#endif // INCLUDED_VCL_BITMAPINFOACCESS_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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