#ifndef __DCIDDI_H__
#define __DCIDDI_H__

#define DCICOMMAND                      3075
#define DCI_VERSION                     0x0100

#define DCICREATEPRIMARYSURFACE         1
#define DCICREATEOFFSCREENSURFACE       2
#define DCICREATEOVERLAYSURFACE         3
#define DCIENUMSURFACE                  4
#define DCIESCAPE                       5

#define DCI_OK

#define DCI_FAIL_GENERIC                     -1
#define DCI_FAIL_UNSUPPORTEDVERSION          -2
#define DCI_FAIL_INVALIDSURFACE              -3
#define DCI_FAIL_UNSUPPORTED                 -4

#define DCI_ERR_CURRENTLYNOTAVAIL           -5
#define DCI_ERR_INVALIDRECT                 -6
#define DCI_ERR_UNSUPPORTEDFORMAT           -7
#define DCI_ERR_UNSUPPORTEDMASK             -8
#define DCI_ERR_TOOBIGHEIGHT                -9
#define DCI_ERR_TOOBIGWIDTH                 -10
#define DCI_ERR_TOOBIGSIZE                  -11
#define DCI_ERR_OUTOFMEMORY                 -12
#define DCI_ERR_INVALIDPOSITION             -13
#define DCI_ERR_INVALIDSTRETCH              -14
#define DCI_ERR_INVALIDCLIPLIST             -15
#define DCI_ERR_SURFACEISOBSCURED           -16
#define DCI_ERR_XALIGN                      -17
#define DCI_ERR_YALIGN                      -18
#define DCI_ERR_XYALIGN                     -19
#define DCI_ERR_WIDTHALIGN                  -20
#define DCI_ERR_HEIGHTALIGN                 -21

#define DCI_STATUS_POINTERCHANGED           1
#define DCI_STATUS_STRIDECHANGED            2
#define DCI_STATUS_FORMATCHANGED            4
#define DCI_STATUS_SURFACEINFOCHANGED       8
#define DCI_STATUS_CHROMAKEYCHANGED        16
#define DCI_STATUS_WASSTILLDRAWING         32

#define DCI_SUCCESS(error)  (((DCIRVAL)error) >= 0)

#define DCI_SURFACE_TYPE                        0x0000000F
#define DCI_PRIMARY                             0x00000000
#define DCI_OFFSCREEN                           0x00000001
#define DCI_OVERLAY                             0x00000002

#define DCI_VISIBLE                             0x00000010
#define DCI_CHROMAKEY                           0x00000020
#define DCI_1632_ACCESS                         0x00000040
#define DCI_DWORDSIZE                           0x00000080
#define DCI_DWORDALIGN                          0x00000100
#define DCI_WRITEONLY                           0x00000200
#define DCI_ASYNC                               0x00000400

#define DCI_CAN_STRETCHX                        0x00001000
#define DCI_CAN_STRETCHY                        0x00002000
#define DCI_CAN_STRETCHXY                       (DCI_CAN_STRETCHX | DCI_CAN_STRETCHY)

#define DCI_CAN_STRETCHXN                       0x00004000
#define DCI_CAN_STRETCHYN                       0x00008000
#define DCI_CAN_STRETCHXYN                      (DCI_CAN_STRETCHXN | DCI_CAN_STRETCHYN)

#define DCI_CANOVERLAY                          0x00010000

typedef int     DCIRVAL;

typedef struct _DCICMD {
        DWORD   dwCommand;
        DWORD   dwParam1;
        DWORD   dwParam2;
        DWORD   dwVersion;
        DWORD   dwReserved;
} DCICMD;

typedef struct _DCICREATEINPUT {
        DCICMD  cmd;
        DWORD   dwCompression;
        DWORD   dwMask[3];
        DWORD   dwWidth;
        DWORD   dwHeight;
        DWORD   dwDCICaps;
        DWORD   dwBitCount;
        LPVOID  lpSurface;
} DCICREATEINPUT, *LPDCICREATEINPUT;

typedef struct _DCISURFACEINFO {
        DWORD   dwSize;
        DWORD   dwDCICaps;
        DWORD   dwCompression;
        DWORD   dwMask[3];
        DWORD   dwWidth;
        DWORD   dwHeight;
        LONG    lStride;
        DWORD   dwBitCount;
        DWORD   dwOffSurface;
        WORD    wSelSurface;
        WORD    wReserved;
        DWORD   dwReserved1;
        DWORD   dwReserved2;
        DWORD   dwReserved3;
        DCIRVAL (CALLBACK *BeginAccess) (LPVOID, LPRECT);
        void (CALLBACK *EndAccess) (LPVOID);
        void (CALLBACK *DestroySurface) (LPVOID);
} DCISURFACEINFO,  *LPDCISURFACEINFO;

typedef void (*ENUM_CALLBACK) (LPDCISURFACEINFO lpSurfaceInfo, LPVOID lpContext);

typedef struct _DCIENUMINPUT {
        DCICMD  cmd;
        RECT    rSrc;
        RECT    rDst;
        void    (CALLBACK *EnumCallback)(LPDCISURFACEINFO, LPVOID);
        LPVOID  lpContext;
} DCIENUMINPUT, *LPDCIENUMINPUT;


typedef DCISURFACEINFO DCIPRIMARY, *LPDCIPRIMARY;

typedef struct _DCIOFFSCREEN {
        DCISURFACEINFO  dciInfo;
        DCIRVAL (CALLBACK *Draw) (LPVOID);
        DCIRVAL (CALLBACK *SetClipList) (LPVOID, LPRGNDATA);
        DCIRVAL (CALLBACK *SetDestination) (LPVOID, LPRECT, LPRECT);
} DCIOFFSCREEN,  *LPDCIOFFSCREEN;


typedef struct _DCIOVERLAY{
        DCISURFACEINFO  dciInfo;
        DWORD   dwChromakeyValue;
        DWORD   dwChromakeyMask;
} DCIOVERLAY,  *LPDCIOVERLAY;

#endif // __DCIDDI_H__