mirror of
https://github.com/tumic0/GPXSee.git
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97 lines
2.0 KiB
C++
97 lines
2.0 KiB
C++
#ifndef IMG_H
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#define IMG_H
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#include <QRect>
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#include <QFile>
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#include <QByteArray>
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#include <QCache>
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#include <QDebug>
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#include "common/rtree.h"
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#include "common/rectc.h"
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#include "common/range.h"
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#include "style.h"
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#include "label.h"
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class VectorTile;
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class SubFile;
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class IMG
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{
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public:
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struct Poly {
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/* QPointF insted of Coordinates for performance reasons (no need to
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duplicate all the vectors for drawing). Note, that we do not want to
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ll2xy() the points in the IMG class as this can not be done in
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parallel. */
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QVector<QPointF> points;
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Label label;
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quint32 type;
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bool operator<(const Poly &other) const
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{return type > other.type;}
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};
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struct Point {
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Point() : id(0) {}
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Coordinates coordinates;
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Label label;
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quint32 type;
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bool poi;
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quint64 id;
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bool operator<(const Point &other) const
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{return id < other.id;}
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};
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IMG(const QString &fileName);
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~IMG();
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void load();
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void clear();
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QString fileName() const {return _file.fileName();}
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const QString &name() const {return _name;}
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const RectC &bounds() const {return _bounds;}
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void objects(const RectC &rect, int bits, QList<Poly> *polygons,
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QList<Poly> *lines, QList<Point> *points);
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const Style *style() const {return _style;}
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bool isValid() const {return _valid;}
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const QString &errorString() const {return _errorString;}
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private:
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friend class SubFile;
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typedef RTree<VectorTile*, double, 2> TileTree;
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int blockSize() const {return _blockSize;}
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bool readBlock(int blockNum, QByteArray &data);
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qint64 read(char *data, qint64 maxSize);
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template<class T> bool readValue(T &val);
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bool init();
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QFile _file;
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quint8 _key;
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int _blockSize;
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QCache<int, QByteArray> _blockCache;
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QString _name;
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RectC _bounds;
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TileTree _tileTree;
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SubFile *_typ;
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Style *_style;
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bool _valid;
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QString _errorString;
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};
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#ifndef QT_NO_DEBUG
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QDebug operator<<(QDebug dbg, const IMG::Point &point);
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QDebug operator<<(QDebug dbg, const IMG::Poly &poly);
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#endif // QT_NO_DEBUG
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#endif // IMG_H
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