cc60e2eacd
Change-Id: Ia56bb092a4634e301ff8922ae63e6f7ede874d80 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/164865 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
83 lines
2.4 KiB
C++
83 lines
2.4 KiB
C++
/* -*- 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>
|
|
#include <vcl/BitmapPalette.hxx>
|
|
#include <tools/solar.h>
|
|
|
|
struct OctreeNode
|
|
{
|
|
sal_uLong nCount = 0;
|
|
sal_uLong nRed = 0;
|
|
sal_uLong nGreen = 0;
|
|
sal_uLong nBlue = 0;
|
|
std::unique_ptr<OctreeNode> pChild[8];
|
|
OctreeNode* pNext = nullptr;
|
|
sal_uInt16 nPalIndex = 0;
|
|
bool bLeaf = false;
|
|
};
|
|
|
|
class BitmapReadAccess;
|
|
|
|
class VCL_PLUGIN_PUBLIC Octree
|
|
{
|
|
private:
|
|
SAL_DLLPRIVATE void CreatePalette(OctreeNode* pNode);
|
|
SAL_DLLPRIVATE void GetPalIndex(const OctreeNode* pNode, BitmapColor const& color);
|
|
|
|
SAL_DLLPRIVATE void add(std::unique_ptr<OctreeNode>& rpNode, BitmapColor const& color);
|
|
SAL_DLLPRIVATE void reduce();
|
|
|
|
BitmapPalette maPalette;
|
|
sal_uLong mnLeafCount;
|
|
sal_uLong mnLevel;
|
|
std::unique_ptr<OctreeNode> pTree;
|
|
std::vector<OctreeNode*> mpReduce;
|
|
sal_uInt16 mnPalIndex;
|
|
|
|
public:
|
|
Octree(const BitmapReadAccess& rReadAcc, sal_uLong nColors);
|
|
~Octree();
|
|
|
|
const BitmapPalette& GetPalette();
|
|
SAL_DLLPRIVATE sal_uInt16 GetBestPaletteIndex(const BitmapColor& rColor);
|
|
};
|
|
|
|
class InverseColorMap
|
|
{
|
|
private:
|
|
std::vector<sal_uInt8> mpBuffer;
|
|
std::vector<sal_uInt8> mpMap;
|
|
|
|
void ImplCreateBuffers();
|
|
|
|
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: */
|