LibreOffice Module vcl (master)  1
Octree.hxx
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19 
20 #ifndef INCLUDED_VCL_INC_OCTREE_HXX
21 #define INCLUDED_VCL_INC_OCTREE_HXX
22 
23 #include <vcl/dllapi.h>
24 #include <vcl/BitmapColor.hxx>
25 
26 struct OctreeNode
27 {
32  std::unique_ptr<OctreeNode> pChild[8];
33  OctreeNode* pNext = nullptr;
34  sal_uInt16 nPalIndex = 0;
35  bool bLeaf = false;
36 };
37 
38 class BitmapReadAccess;
39 
41 {
42 private:
43  void CreatePalette(OctreeNode* pNode);
44  void GetPalIndex(OctreeNode* pNode);
45 
46  SAL_DLLPRIVATE void add(std::unique_ptr<OctreeNode>& rpNode);
47  SAL_DLLPRIVATE void reduce();
48 
52  std::unique_ptr<OctreeNode> pTree;
53  std::vector<OctreeNode*> mpReduce;
56  sal_uInt16 mnPalIndex;
57 
58 public:
59  Octree(const BitmapReadAccess& rReadAcc, sal_uLong nColors);
60  ~Octree();
61 
62  const BitmapPalette& GetPalette();
63  sal_uInt16 GetBestPaletteIndex(const BitmapColor& rColor);
64 };
65 
67 {
68 private:
69  std::vector<sal_uInt8> mpBuffer;
70  std::vector<sal_uInt8> mpMap;
71 
72  SAL_DLLPRIVATE void ImplCreateBuffers();
73 
74 public:
75  explicit InverseColorMap(const BitmapPalette& rPal);
76  ~InverseColorMap();
77 
78  sal_uInt16 GetBestPaletteIndex(const BitmapColor& rColor);
79 };
80 
81 #endif // INCLUDED_VCL_INC_OCTREE_HXX
82 
83 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
const BitmapReadAccess * mpAccess
Definition: Octree.hxx:55
sal_uIntPtr sal_uLong
bool bLeaf
Definition: Octree.hxx:35
std::unique_ptr< OctreeNode > pTree
Definition: Octree.hxx:52
std::unique_ptr< OctreeNode > pChild[8]
Definition: Octree.hxx:32
sal_uInt16 mnPalIndex
Definition: Octree.hxx:56
sal_uLong mnLeafCount
Definition: Octree.hxx:50
sal_uLong nCount
Definition: Octree.hxx:28
OctreeNode * pNext
Definition: Octree.hxx:33
sal_uLong nBlue
Definition: Octree.hxx:31
std::vector< sal_uInt8 > mpBuffer
Definition: Octree.hxx:69
BitmapPalette maPalette
Definition: Octree.hxx:49
sal_uInt16 nPalIndex
Definition: Octree.hxx:34
std::vector< sal_uInt8 > mpMap
Definition: Octree.hxx:70
sal_uLong mnLevel
Definition: Octree.hxx:51
std::vector< OctreeNode * > mpReduce
Definition: Octree.hxx:53
BitmapColor const * mpColor
Definition: Octree.hxx:54
#define VCL_PLUGIN_PUBLIC
Definition: dllapi.h:40
sal_uLong nGreen
Definition: Octree.hxx:30
sal_uLong nRed
Definition: Octree.hxx:29