mirror of
https://github.com/tumic0/GPXSee.git
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55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
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#ifndef NODFILE_H
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#define NODFILE_H
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#include "img.h"
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#include "subfile.h"
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class NODFile : public SubFile
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{
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public:
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struct BlockInfo {
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quint32 offset;
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quint16 h0;
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quint32 h2;
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quint32 h6;
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quint32 ha;
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quint16 he;
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quint8 h10; // links count
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quint8 h11;
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quint8 h12;
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};
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struct LinkInfo {
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quint32 linkOffset;
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quint32 flags;
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};
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NODFile(IMG *img) : SubFile(img), _indexOffset(0), _indexSize(0),
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_indexFlags(0), _blockOffset(0), _blockSize(0), _indexRecordSize(0),
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_blockRecordSize(0), _blockShift(0), _nodeShift(0) {}
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NODFile(const QString &path) : SubFile(path), _indexOffset(0), _indexSize(0),
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_indexFlags(0), _blockOffset(0), _blockSize(0), _indexRecordSize(0),
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_blockRecordSize(0), _blockShift(0), _nodeShift(0) {}
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NODFile(SubFile *gmp, quint32 offset) : SubFile(gmp, offset),
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_indexOffset(0), _indexSize(0),_indexFlags(0), _blockOffset(0),
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_blockSize(0), _indexRecordSize(0), _blockRecordSize(0), _blockShift(0),
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_nodeShift(0) {}
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quint32 indexIdSize(Handle &hdl);
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bool blockInfo(Handle &hdl, quint32 blockIndexId,
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BlockInfo &blockInfo) const;
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bool linkInfo(Handle &hdl, const BlockInfo &blockInfo, quint32 linkId,
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LinkInfo &linkInfo) const;
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bool linkType(Handle &hdl, const BlockInfo &blockInfo, quint8 linkId,
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quint32 &type) const;
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private:
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bool init(Handle &hdl);
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quint32 _indexOffset, _indexSize, _indexFlags, _blockOffset, _blockSize;
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quint16 _indexRecordSize, _blockRecordSize;
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quint8 _blockShift, _nodeShift;
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};
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#endif // NETFILE_H
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