macro.h

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#ifndef VIEWDIB_MACRO_H_
#define VIEWDIB_MACRO_H_

#define HDIB HANDLE
#define DIB_HEADER_MARKER 19778
#define IS_WIN30_DIB(lpbi) ((*(LPDWORD)(lpbi))==sizeof(BITMAPINFOHEADER))
#define WIDTHBYTES(bits) (((bits)+31)/32*4)
#define RECTWIDTH(lpDCRect) (lpDCRect->right-lpDCRect->left)
#define RECTHEIGHT(lpDCRect) (lpDCRect->bottom-lpDCRect->top)
#define PALVERSION 0x300
#define PW_WINDOW 1
#define PW_CLIENT 2
#define LEFT_UP         1
#define CENTER_UP       2
#define RIGHT_UP        3
#define LEFT_CENTER     4
#define CENTER_CENTER   5
#define RIGHT_CENTER    6
#define LEFT_DOWN       7
#define CENTER_DOWN     8
#define RIGHT_DOWN      9
#define NEAREST         0
#define BIINTERPO     1
#define NW 0
#define N  1
#define NE 2
#define W  3
#define E  5
#define SW 6
#define S  7
#define SE 8
#define pi 3.1415926
#define POLYAREA 0
#define NULLAREA 1
#define RECAREA 2
#define DRAWSTART 0
#define DRAWEND 1
   
#endif