fbe169fa17
See tdf#42949 for motivation Change-Id: Iaebddd648c52c175da17d2a55a1e8de82c213f4d Reviewed-on: https://gerrit.libreoffice.org/c/core/+/127330 Tested-by: Jenkins Reviewed-by: Thorsten Behrens <thorsten.behrens@allotropia.de>
78 lines
2.4 KiB
C++
78 lines
2.4 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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#pragma once
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#include <vcl/dllapi.h>
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#include <vcl/BitmapColor.hxx>
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#include <vcl/checksum.hxx>
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#include <o3tl/cow_wrapper.hxx>
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class ImplBitmapPalette;
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class VCL_DLLPUBLIC BitmapPalette
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{
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friend class SalBitmap;
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friend class BitmapAccess;
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public:
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SAL_DLLPRIVATE const BitmapColor* ImplGetColorBuffer() const;
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SAL_DLLPRIVATE BitmapColor* ImplGetColorBuffer();
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BitmapChecksum GetChecksum() const;
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BitmapPalette();
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BitmapPalette( const BitmapPalette& );
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BitmapPalette( BitmapPalette&& ) noexcept;
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BitmapPalette(std::initializer_list<BitmapColor> aBitmapColor);
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explicit BitmapPalette(sal_uInt16 nCount);
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~BitmapPalette();
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BitmapPalette& operator=( const BitmapPalette& );
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BitmapPalette& operator=( BitmapPalette&& ) noexcept;
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bool operator==( const BitmapPalette& rBitmapPalette ) const;
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bool operator!=(const BitmapPalette& rBitmapPalette) const
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{
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return !( *this == rBitmapPalette );
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}
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bool operator!() const;
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sal_uInt16 GetEntryCount() const;
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void SetEntryCount(sal_uInt16 nCount);
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const BitmapColor& operator[](sal_uInt16 nIndex) const;
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BitmapColor& operator[](sal_uInt16 nIndex);
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sal_uInt16 GetBestIndex(const BitmapColor& rCol) const;
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/// Returns true if the palette is 8-bit grey palette.
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bool IsGreyPalette8Bit() const;
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/// Returns true if the palette is a grey palette (may not be 8-bit).
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bool IsGreyPaletteAny() const;
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typedef o3tl::cow_wrapper< ImplBitmapPalette > ImplType;
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private:
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ImplType mpImpl;
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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