3 /* Type definitions ***********************************************************/
5 /* Internal region data.
6 Can't use RGNDATA structure because buffer is allocated statically */
7 typedef struct _ROSRGNDATA
9 /* Header for all gdi objects in the handle table.
10 Do not (re)move this. */
11 BASEOBJECT BaseObject
;
17 } ROSRGNDATA
, *PROSRGNDATA
, *LPROSRGNDATA
, REGION
, *PREGION
;
20 /* Functions ******************************************************************/
22 #define REGION_FreeRgn(pRgn) GDIOBJ_FreeObj((POBJ)pRgn, GDIObjType_RGN_TYPE)
23 #define REGION_FreeRgnByHandle(hRgn) GDIOBJ_FreeObjByHandle((HGDIOBJ)hRgn, GDI_OBJECT_TYPE_REGION)
25 PROSRGNDATA FASTCALL
REGION_AllocRgnWithHandle(INT n
);
26 PROSRGNDATA FASTCALL
REGION_AllocUserRgnWithHandle(INT n
);
27 VOID FASTCALL
REGION_UnionRectWithRgn(ROSRGNDATA
*rgn
, const RECTL
*rect
);
28 INT FASTCALL
REGION_SubtractRectFromRgn(PREGION prgnDest
, PREGION prgnSrc
, const RECTL
*prcl
);
29 INT FASTCALL
REGION_GetRgnBox(PROSRGNDATA Rgn
, RECTL
*pRect
);
30 BOOL FASTCALL
REGION_RectInRegion(PROSRGNDATA Rgn
, const RECTL
*rc
);
31 BOOL FASTCALL
REGION_PtInRegion(PREGION
, INT
, INT
);
32 INT FASTCALL
REGION_CropAndOffsetRegion(PROSRGNDATA rgnDst
, PROSRGNDATA rgnSrc
, const RECTL
*rect
, const POINT
*off
);
33 VOID FASTCALL
REGION_SetRectRgn(PROSRGNDATA pRgn
, INT LeftRect
, INT TopRect
, INT RightRect
, INT BottomRect
);
34 VOID NTAPI
REGION_vCleanup(PVOID ObjectBody
);
36 extern PROSRGNDATA prgnDefault
;
37 extern HRGN hrgnDefault
;
39 VOID FASTCALL
REGION_Delete(PROSRGNDATA
);
40 VOID FASTCALL
IntGdiReleaseRaoRgn(PDC
);
41 VOID FASTCALL
IntGdiReleaseVisRgn(PDC
);
43 INT APIENTRY
IntGdiGetRgnBox(HRGN
, RECTL
*);
44 BOOL FASTCALL
IntGdiPaintRgn(PDC
, PREGION
);
45 BOOL FASTCALL
IntSetPolyPolygonRgn(PPOINT
, PULONG
, INT
, INT
, PREGION
);
46 INT FASTCALL
IntGdiOffsetRgn(PROSRGNDATA
,INT
,INT
);
47 BOOL FASTCALL
IntRectInRegion(HRGN
,LPRECTL
);
49 INT FASTCALL
IntGdiCombineRgn(PROSRGNDATA
, PROSRGNDATA
, PROSRGNDATA
, INT
);
50 INT FASTCALL
REGION_Complexity(PROSRGNDATA
);
51 PROSRGNDATA FASTCALL
RGNOBJAPI_Lock(HRGN
,PRGN_ATTR
*);
52 VOID FASTCALL
RGNOBJAPI_Unlock(PROSRGNDATA
);
53 PROSRGNDATA FASTCALL
IntSysCreateRectpRgn(INT
,INT
,INT
,INT
);
54 BOOL FASTCALL
IntGdiSetRegionOwner(HRGN
,DWORD
);
56 #define IntSysCreateRectpRgnIndirect(prc) \
57 IntSysCreateRectpRgn((prc)->left, (prc)->top, (prc)->right, (prc)->bottom)
61 IntSysCreateRectpRgn(INT LeftRect
, INT TopRect
, INT RightRect
, INT BottomRect
);
65 REGION_LockRgn(HRGN hrgn
)
67 return GDIOBJ_LockObject(hrgn
, GDIObjType_RGN_TYPE
);
72 REGION_UnlockRgn(PREGION prgn
)
74 GDIOBJ_vUnlockObject(&prgn
->BaseObject
);