/* file name GraImage.h ---------------------------------------- 280621 */
/* SCM 28.06.21 export.h renamed as ph_export.h to avoid mixup with other files*/
/* SCM 20.03.18 Update definition for pcx_to_bmp                        */
/* SCM 08.08.17 CloseAnimGIFFile now returns int (0=success)            */
/* SCM 13.12.16 Remove unused function declarations                     */
/* SCM 23.09.16 Export declarations needed for GraImage DLL compilation */
/* -------------------------------------------------------------------- */

#include <stdio.h>
#include "ph_export.h"

#define PALETTESIZE 256    /* Number of entries in the system palette  */

/* --------- Structures used in Satellite DLL ------------------------ */
#ifndef _RGBCOLS
#define _RGBCOLS
typedef struct _RGBCols
{
	unsigned short red;		// each value in range 0-255
	unsigned short green;
	unsigned short blue;
} RGBCols;
#endif /* _RGBCOLS */

#ifndef _GFXSTRUCT
#define _GFXSTRUCT

typedef struct _RunlengthPacket
{
	unsigned short red;
	unsigned short green;
	unsigned short blue;
	unsigned short length;
	unsigned short index;
} RunlengthPacket;

typedef struct _Image
{
	FILE            *file;
	int				interlace;
	int				columns;
	int				rows;
	int				packets;
	int				colors;
	RGBCols			*colormap;
	RunlengthPacket *pixels;
} Image;

#endif /* _GFXSTRUCT */

/* --------- End Structure declarations  ----------------------------- */

#ifndef _PHODEBUG
#define _PHODEBUG
// Function declarations for Debug Output
GRAPHICS_EXPORT FILE* OpenDebug(char*, BOOL*);
GRAPHICS_EXPORT void DebugMessage(char*);
GRAPHICS_EXPORT void DebugMessage2(char*, char*);
GRAPHICS_EXPORT void DebugIntegerValue(char*, int);
GRAPHICS_EXPORT void DebugLastErrorMessage(int);
GRAPHICS_EXPORT void CloseDebug();
// Function declarations for handling Private Heap
GRAPHICS_EXPORT HANDLE myGetPrivateHeap();
GRAPHICS_EXPORT void myDestroyPrivateHeap();
#endif /* _PHODEBUG */

/* Handle to a DIB */
#ifndef HDIB 
#define HDIB HANDLE
#endif

/* Print Area selection */
#define PW_WINDOW        1
#define PW_CLIENT        2
#define PW_USERSET       3	// Additional option for user set rectangle

// Exported Image handling functions
GRAPHICS_EXPORT HDIB pcx_to_bmp( char * );
GRAPHICS_EXPORT HDIB gif_to_bmp( char * );
GRAPHICS_EXPORT HDIB png_to_bmp( char * );
GRAPHICS_EXPORT VOID DisplayImageFile(HWND, HDC, char*, int, int, int, int);
GRAPHICS_EXPORT VOID SavePCXFile(HDIB, char *, int);
GRAPHICS_EXPORT void SaveGIFFile(HDIB, char *, int, BOOL);
GRAPHICS_EXPORT int SaveJPEGFile(HDIB, char*, int);
GRAPHICS_EXPORT int SavePngFile(HANDLE, char*, int);
GRAPHICS_EXPORT FILE *OpenAnimGIFFile(HANDLE, char*, Image*, int, int);
GRAPHICS_EXPORT BOOL AppendAnimGIFFile(HANDLE, FILE*, Image*, int);
GRAPHICS_EXPORT int CloseAnimGIFFile(FILE*, Image*);
GRAPHICS_EXPORT WORD DIBBitsOffset(HDIB, WORD);
GRAPHICS_EXPORT unsigned char * simage_jpeg_load(const char*, int*, int*, int*);
GRAPHICS_EXPORT HDIB LoadPixeltoDIB(unsigned char*, int, int);
GRAPHICS_EXPORT HDIB CopyWindowToDIB(HWND, WORD, LPRECT);
GRAPHICS_EXPORT int  BestPixel(BYTE *, int *);

#ifndef _PHODIB
#define _PHODIB

GRAPHICS_EXPORT HDIB BitmapToDIB (HBITMAP hBitmap, HPALETTE hPal);
GRAPHICS_EXPORT HBITMAP CopyWindowToBitmap (HWND, WORD);
GRAPHICS_EXPORT HDIB CopyWindowToDIB (HWND, WORD, LPRECT);
GRAPHICS_EXPORT WORD DestroyDIB (HDIB);
GRAPHICS_EXPORT DWORD DIBHeight (LPSTR lpDIB);
GRAPHICS_EXPORT WORD DIBNumColors (LPSTR lpDIB);
GRAPHICS_EXPORT HBITMAP DIBToBitmap (HDIB hDIB, HPALETTE hPal);
GRAPHICS_EXPORT DWORD DIBWidth (LPSTR lpDIB);
GRAPHICS_EXPORT LPSTR FindDIBBits (LPSTR lpDIB);
GRAPHICS_EXPORT HPALETTE GetSystemPalette (void);
GRAPHICS_EXPORT BOOL PaintDIB (HDC, LPRECT, HDIB, LPRECT, HPALETTE);
GRAPHICS_EXPORT WORD SaveDIB(HDIB, LPSTR);
#endif /* _PHODIB */