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/********************************************************************************  
 *  DIBAPI.H 
 *  
 *  Header file for Device-Independent Bitmap (DIB) API.  Provides  
 *  function prototypes and constants for DIB functions  
 ********************************************************************************/  
 
#ifndef __DIBAPI_H_ 
#define __DIBAPI_H_ 
////////////////////////////////////////////////////////// 
/* Handle to a DIB */  
#define HDIB				HANDLE  
// Dib Header Marker - used in writing DIBs to files  
#define DIB_HEADER_MARKER	((WORD) ('M' << 8) | 'B')  
 
/* DIB constants */  
#define PALVERSION			0x300  
 
/* DIB Macros*/  
// WIDTHBYTES performs DWORD-aligning of DIB scanlines.  The "bits"  
// parameter is the bit count for the scanline (biWidth * biBitCount),  
// and this macro returns the number of DWORD-aligned bytes needed   
// to hold those bits.  
#define WIDTHBYTES(bits)    (((bits) + 31) / 32 * 4)  
#define IS_WIN30_DIB(lpbi)  ((*(LPDWORD)(lpbi)) == sizeof(BITMAPINFOHEADER))  
#define RECTWIDTH(lpRect)   ((lpRect)->right - (lpRect)->left)  
#define RECTHEIGHT(lpRect)  ((lpRect)->bottom - (lpRect)->top)  
#define WaitCursorBegin()	HCURSOR hcURSOR = SetCursor(LoadCursor(NULL, IDC_WAIT)) 
#define WaitCursorEnd()		SetCursor(hcURSOR)   
/* function prototypes */  
HANDLE LoadDIB (LPCTSTR);  
BOOL SaveDIB (HANDLE, LPCTSTR);  
HANDLE ReadDIBFile(HANDLE);  
WORD DIBNumColors (LPBYTE lpDIB);  
HPALETTE CreateDIBPalette(LPBYTE lpDIB); 
 
BOOL DisplayPalette(HDC hDC, LPRECT lpRect, HPALETTE hPal); 
BOOL PaintDIB(HDC, LPRECT, HANDLE, LPRECT, HPALETTE, DWORD); 
LPBYTE FindDIBBits (LPBYTE lpDIB);  
WORD PaletteSize (LPBYTE lpDIB);  
WORD PaletteSize (HDIB hDIB);  
 
////////////////////////////////////////////////////////// 
#endif	//__DIBAPI_H_