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109 lines
2.9 KiB
C++
109 lines
2.9 KiB
C++
#ifndef RGNFILE_H
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#define RGNFILE_H
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#include "img.h"
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#include "subfile.h"
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#include "subdiv.h"
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class LBLFile;
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class NETFile;
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class RGNFile : public SubFile
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{
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public:
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RGNFile(IMG *img, quint32 size)
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: SubFile(img, size), _offset(0), _size(0), _polygonsOffset(0),
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_polygonsSize(), _linesOffset(), _linesSize(), _pointsOffset(),
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_pointsSize() {}
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void objects(const RectC &rect, const SubDiv *subdiv, LBLFile *lbl,
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NETFile *net, QList<IMG::Poly> *polygons, QList<IMG::Poly> *lines,
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QList<IMG::Point> *points);
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void extObjects(const RectC &rect, const SubDiv *subdiv, LBLFile *lbl,
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QList<IMG::Poly> *polygons, QList<IMG::Poly> *lines,
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QList<IMG::Point> *points);
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private:
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class Segment {
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public:
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enum Type {
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Point = 0x10,
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IndexedPoint = 0x20,
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Line = 0x40,
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Polygon = 0x80
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};
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Segment() : _start(0), _end(0), _type(Point) {}
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Segment(quint32 start, Type type)
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: _start(start), _end(0), _type(type) {}
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Segment(quint32 start, quint32 end, Type type)
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: _start(start), _end(end), _type(type) {}
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void setEnd(quint32 end) {_end = end;}
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quint32 start() const {return _start;}
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quint32 end() const {return _end;}
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Type type() const {return _type;}
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private:
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quint32 _start;
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quint32 _end;
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Type _type;
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};
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class BitStream {
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public:
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BitStream(const SubFile &file, Handle &hdl, quint16 length)
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: _file(file), _hdl(hdl), _length(length), _remaining(0) {}
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bool read(int bits, quint32 &val);
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bool readDelta(int bits, int sign, bool extraBit, qint32 &delta);
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bool hasNext(int bits) const
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{return _length * 8 + _remaining >= (quint32)bits;}
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bool finish();
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private:
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const SubFile &_file;
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Handle &_hdl;
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quint16 _length;
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quint32 _remaining;
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quint8 _data;
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};
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static bool sign(BitStream &bs, int &val);
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static int bitSize(quint8 baseSize, bool variableSign, bool extraBit);
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bool init();
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QVector<Segment> segments(Handle &hdl, const SubDiv *subdiv) const;
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bool polyObjects(const RectC &rect, Handle &hdl, const SubDiv *subdiv,
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const Segment &segment, LBLFile *lbl, Handle &lblHdl, NETFile *net,
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Handle &netHdl, QList<IMG::Poly> *polys) const;
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bool pointObjects(const RectC &rect, Handle &hdl, const SubDiv *subdiv,
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const Segment &segment, LBLFile *lbl, Handle &lblHdl,
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QList<IMG::Point> *points) const;
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bool extPolyObjects(const RectC &rect, Handle &hdl, const SubDiv *subdiv,
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const Segment &segment, LBLFile *lbl, Handle &lblHdl,
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QList<IMG::Poly> *polys) const;
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bool extPointObjects(const RectC &rect, Handle &hdl, const SubDiv *subdiv,
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const Segment &segment, LBLFile *lbl, Handle &lblHdl,
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QList<IMG::Point> *points) const;
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friend QDebug operator<<(QDebug dbg, const RGNFile::Segment &segment);
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quint32 _offset;
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quint32 _size;
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quint32 _polygonsOffset;
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quint32 _polygonsSize;
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quint32 _linesOffset;
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quint32 _linesSize;
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quint32 _pointsOffset;
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quint32 _pointsSize;
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};
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#ifndef QT_NO_DEBUG
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QDebug operator<<(QDebug dbg, const RGNFile::Segment &segment);
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#endif // QT_NO_DEBUG
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#endif // RGNFILE_H
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