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	   void setDimensions(int _width, int _height);
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	   void setDimensions(int _width, int _height);
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	   void setScale(double scx, double scy);
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	   void setScale(double scx, double scy);
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	   void getScale(double *scx, double *scy);
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	   void getScale(double *scx, double *scy);
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	   bool latLonToPix(double plat, double plon, int *px, int *py);
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	   bool latLonToPix(double plat, double plon, int *px, int *py);
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	   long getOffset(double plat, double plon);
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	   long getOffset(double plat, double plon);
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	   bool cutImage(double _llat, double _llon, double _rlat, double _rlon, QString fName);
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	private:
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	private:
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	   double llat, llon, rlat, rlon;
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	   double llat, llon, rlat, rlon;
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	   double xscale, yscale;
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	   double xscale, yscale;
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	   int width, height;
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	   int width, height;