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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_INC_OCTREE_HXX
#define INCLUDED_VCL_INC_OCTREE_HXX
#include <vcl/dllapi.h>
#include <vcl/BitmapColor.hxx>
struct OctreeNode
{
sal_uLong nCount;
sal_uLong nRed;
sal_uLong nGreen;
sal_uLong nBlue;
OctreeNode* pChild[8];
OctreeNode* pNext;
OctreeNode* pNextInCache;
sal_uInt16 nPalIndex;
bool bLeaf;
};
class ImpNodeCache;
class BitmapReadAccess;
class VCL_PLUGIN_PUBLIC Octree
{
private:
void CreatePalette(OctreeNode* pNode);
void GetPalIndex(OctreeNode* pNode);
SAL_DLLPRIVATE void deleteOctree(OctreeNode** ppNode);
SAL_DLLPRIVATE void add(OctreeNode** ppNode);
SAL_DLLPRIVATE void reduce();
BitmapPalette maPalette;
sal_uLong mnLeafCount;
sal_uLong mnLevel;
OctreeNode* pTree;
std::vector<OctreeNode*> mpReduce;
BitmapColor const* mpColor;
std::unique_ptr<ImpNodeCache> mpNodeCache;
const BitmapReadAccess* mpAccess;
sal_uInt16 mnPalIndex;
public:
Octree(const BitmapReadAccess& rReadAcc, sal_uLong nColors);
~Octree();
const BitmapPalette& GetPalette();
sal_uInt16 GetBestPaletteIndex(const BitmapColor& rColor);
};
class VCL_PLUGIN_PUBLIC InverseColorMap
{
private:
std::vector<sal_uInt8> mpBuffer;
std::vector<sal_uInt8> mpMap;
SAL_DLLPRIVATE void ImplCreateBuffers(const sal_uLong nMax);
public:
explicit InverseColorMap(const BitmapPalette& rPal);
~InverseColorMap();
sal_uInt16 GetBestPaletteIndex(const BitmapColor& rColor);
};
#endif // INCLUDED_VCL_INC_OCTREE_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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