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81 lines
1.6 KiB
C++
81 lines
1.6 KiB
C++
#ifndef RMAP_H
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#define RMAP_H
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#include <QFile>
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#include <QColor>
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#include "map.h"
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#include "transform.h"
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#include "projection.h"
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class RMap : public Map
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{
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Q_OBJECT
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public:
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RMap(const QString &fileName, QObject *parent = 0);
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QRectF bounds();
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int zoom() const {return _zoom;}
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void setZoom(int zoom) {_zoom = zoom;}
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int zoomFit(const QSize &size, const RectC &rect);
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int zoomIn();
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int zoomOut();
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QPointF ll2xy(const Coordinates &c);
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Coordinates xy2ll(const QPointF &p);
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void setDevicePixelRatio(qreal deviceRatio, qreal mapRatio);
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void load();
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void unload();
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void draw(QPainter *painter, const QRectF &rect, Flags flags);
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bool isValid() const {return _valid;}
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QString errorString() const {return _errorString;}
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static Map *create(const QString &path, const Projection &, bool *isDir);
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private:
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struct Header {
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quint32 type;
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quint32 width;
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quint32 height;
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quint32 bpp;
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quint32 unknown;
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quint32 tileWidth;
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quint32 tileHeight;
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quint32 paletteSize;
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quint64 IMPOffset;
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};
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struct Zoom {
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QSize size;
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QSize dim;
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QPointF scale;
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QVector<quint64> tiles;
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};
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bool readHeader(QDataStream &stream, Header &hdr);
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bool readPalette(QDataStream &stream, quint32 paletteSize);
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bool readZooms(QDataStream &stream, const QSize &imageSize);
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bool readZoomLevel(quint64 offset, const QSize &imageSize);
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QByteArray readIMP(quint64 IMPOffset);
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bool parseIMP(const QByteArray &data);
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QPixmap tile(int x, int y);
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QList<Zoom> _zooms;
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Projection _projection;
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Transform _transform;
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QSize _tileSize;
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QFile _file;
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qreal _mapRatio;
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int _zoom;
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QVector<QRgb> _palette;
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bool _valid;
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QString _errorString;
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};
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#endif // RMAP_H
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