#if !defined(_DRAWFUNC_H)
#define _DRAWFUNC_H

void drawarrowhead(CDC * pDC, int x, int y, int size=8, int xory=1);
void drawxaxis(CDC * pDC, int xbegin, int xend, int y, int thick, COLORREF color);
void drawyaxis(CDC * pDC, int ybegin, int yend, int x, int thick, COLORREF color);
void drawxscale(CDC * pDC, int x, int y, CString & label);
void drawyscale(CDC * pDC, int x, int y, CString & label);
double normdisp(const double x);

#endif // _DRAWFUNC_H