win32ss/gdi/eng/surface.h

   1 #pragma once
   2
   3 /* GDI surface object */
   4 typedef struct _SURFACE
   5 {
   6     BASEOBJECT  BaseObject;
   7
   8     SURFOBJ     SurfObj;
   9     //XDCOBJ *   pdcoAA;
  10     FLONG       flags;
  11     struct _PALETTE  * const ppal; // Use SURFACE_vSetPalette to assign a palette
  12     //UINT       unk_050;
  13
  14     union
  15     {
  16         HANDLE  hSecureUMPD;  // if UMPD_SURFACE set
  17         HANDLE  hMirrorParent;// if MIRROR_SURFACE set
  18         HANDLE  hDDSurface;   // if DIRECTDRAW_SURFACE set
  19     };
  20
  21     SIZEL       sizlDim;      /* For SetBitmapDimension(), do NOT use
  22                                to get width/height of bitmap, use
  23                                bitmap.bmWidth/bitmap.bmHeight for
  24                                that */
  25
  26     HDC         hdc;          // Doc in "Undocumented Windows", page 546, seems to be supported with XP.
  27     ULONG       cRef;
  28     HPALETTE    hpalHint;
  29
  30     /* For device-independent bitmaps: */
  31     HANDLE      hDIBSection;
  32     HANDLE      hSecure;
  33     DWORD       dwOffset;
  34     //UINT       unk_078;
  35
  36   /* reactos specific */
  37     DWORD biClrImportant;
  38 } SURFACE, *PSURFACE;
  39
  40 /* flags field */
  41 enum _SURFACEFLAGS
  42 {
  43 //#define HOOK_BITBLT               0x00000001
  44 //#define HOOK_STRETCHBLT           0x00000002
  45 //#define HOOK_PLGBLT               0x00000004
  46 //#define HOOK_TEXTOUT              0x00000008
  47 //#define HOOK_PAINT                0x00000010
  48 //#define HOOK_STROKEPATH           0x00000020
  49 //#define HOOK_FILLPATH             0x00000040
  50 //#define HOOK_STROKEANDFILLPATH    0x00000080
  51 //#define HOOK_LINETO               0x00000100
  52     SHAREACCESS_SURFACE       = 0x00000200,
  53 //#define HOOK_COPYBITS             0x00000400
  54 //#define REDIRECTION_SURFACE       0x00000800 // ?
  55 //#define HOOK_MOVEPANNING          0x00000800
  56 //#define HOOK_SYNCHRONIZE          0x00001000
  57 //#define HOOK_STRETCHBLTROP        0x00002000
  58 //#define HOOK_SYNCHRONIZEACCESS    0x00004000
  59 //#define USE_DEVLOCK_SURFACE       0x00004000
  60 //#define HOOK_TRANSPARENTBLT       0x00008000
  61 //#define HOOK_ALPHABLEND           0x00010000
  62 //#define HOOK_GRADIENTFILL         0x00020000
  63 //#if (NTDDI_VERSION < 0x06000000)
  64 // #define HOOK_FLAGS               0x0003B5FF
  65 //#else
  66 // #define HOOK_FLAGS               0x0003B5EF
  67 //#endif
  68     UMPD_SURFACE              = 0x00040000,
  69     MIRROR_SURFACE            = 0x00080000,
  70     DIRECTDRAW_SURFACE        = 0x00100000,
  71     DRIVER_CREATED_SURFACE    = 0x00200000,
  72     ENG_CREATE_DEVICE_SURFACE = 0x00400000,
  73     DDB_SURFACE               = 0x00800000,
  74     LAZY_DELETE_SURFACE       = 0x01000000,
  75     BANDING_SURFACE           = 0x02000000,
  76     API_BITMAP                = 0x04000000,
  77     PALETTE_SELECT_SET        = 0x08000000,
  78     UNREADABLE_SURFACE        = 0x10000000,
  79     DYNAMIC_MODE_PALETTE      = 0x20000000,
  80     ABORT_SURFACE             = 0x40000000,
  81     PDEV_SURFACE              = 0x80000000
  82 };
  83
  84 #define BMF_POOLALLOC 0x100
  85
  86 /*  Internal interface  */
  87
  88 #define SURFACE_AllocSurfaceWithHandle()    ((PSURFACE) GDIOBJ_AllocObjWithHandle(GDI_OBJECT_TYPE_BITMAP, sizeof(SURFACE)))
  89
  90 /* NOTE: Use shared locks! */
  91 #define  SURFACE_ShareLockSurface(hBMObj) \
  92   ((PSURFACE) GDIOBJ_ShareLockObj ((HGDIOBJ) hBMObj, GDI_OBJECT_TYPE_BITMAP))
  93 #define  SURFACE_UnlockSurface(pBMObj)  \
  94   GDIOBJ_vUnlockObject ((POBJ)pBMObj)
  95 #define  SURFACE_ShareUnlockSurface(pBMObj)  \
  96   GDIOBJ_vDereferenceObject ((POBJ)pBMObj)
  97
  98 #define GDIDEV(SurfObj) ((PDEVOBJ *)((SurfObj)->hdev))
  99 #define GDIDEVFUNCS(SurfObj) ((PDEVOBJ *)((SurfObj)->hdev))->DriverFunctions
 100
 101 extern UCHAR gajBitsPerFormat[];
 102 #define BitsPerFormat(Format) gajBitsPerFormat[Format]
 103
 104 #define WIDTH_BYTES_ALIGN32(cx, bpp) ((((cx) * (bpp) + 31) & ~31) >> 3)
 105 #define WIDTH_BYTES_ALIGN16(cx, bpp) ((((cx) * (bpp) + 15) & ~15) >> 3)
 106
 107 ULONG
 108 FASTCALL
 109 BitmapFormat(ULONG cBits, ULONG iCompression);
 110
 111 VOID
 112 NTAPI
 113 SURFACE_vCleanup(PVOID ObjectBody);
 114
 115 PSURFACE
 116 NTAPI
 117 SURFACE_AllocSurface(
 118     _In_ USHORT iType,
 119     _In_ ULONG cx,
 120     _In_ ULONG cy,
 121     _In_ ULONG iFormat,
 122     _In_ ULONG fjBitmap,
 123     _In_opt_ ULONG cjWidth,
 124     _In_opt_ ULONG cjBits,
 125     _In_opt_ PVOID pvBits);
 126
 127 FORCEINLINE
 128 VOID
 129 SURFACE_vSetPalette(
 130     _Inout_ PSURFACE psurf,
 131     _In_ PPALETTE ppal)
 132 {
 133     if (psurf->ppal)
 134         GDIOBJ_vDereferenceObject((POBJ)psurf->ppal);
 135     if (ppal)
 136         GDIOBJ_vReferenceObjectByPointer((POBJ)ppal);
 137     *(PVOID*)&psurf->ppal = ppal;
 138 }
 139