ReactOS Development > Doxygen

00001 #pragma once
00002 
00003 /* Type definitions ***********************************************************/
00004 
00005 /* Internal region data.
00006    Can't use RGNDATA structure because buffer is allocated statically */
00007 typedef struct _ROSRGNDATA
00008 {
00009   /* Header for all gdi objects in the handle table.
00010      Do not (re)move this. */
00011   BASEOBJECT    BaseObject;
00012   PRGN_ATTR prgnattr;
00013   RGN_ATTR rgnattr;
00014 
00015   RGNDATAHEADER rdh;
00016   RECTL        *Buffer;
00017 } ROSRGNDATA, *PROSRGNDATA, *LPROSRGNDATA, REGION, *PREGION;
00018 
00019 
00020 /* Functions ******************************************************************/
00021 
00022 #define  REGION_FreeRgn(pRgn)  GDIOBJ_FreeObj((POBJ)pRgn, GDIObjType_RGN_TYPE)
00023 #define  REGION_FreeRgnByHandle(hRgn)  GDIOBJ_FreeObjByHandle((HGDIOBJ)hRgn, GDI_OBJECT_TYPE_REGION)
00024 
00025 PROSRGNDATA FASTCALL REGION_AllocRgnWithHandle(INT n);
00026 PROSRGNDATA FASTCALL REGION_AllocUserRgnWithHandle(INT n);
00027 VOID FASTCALL REGION_UnionRectWithRgn(ROSRGNDATA *rgn, const RECTL *rect);
00028 INT FASTCALL REGION_GetRgnBox(PROSRGNDATA Rgn, RECTL *pRect);
00029 BOOL FASTCALL REGION_RectInRegion(PROSRGNDATA Rgn, const RECTL *rc);
00030 BOOL FASTCALL REGION_CropAndOffsetRegion(PROSRGNDATA rgnDst, PROSRGNDATA rgnSrc, const RECTL *rect, const POINT *off);
00031 VOID FASTCALL REGION_SetRectRgn(PROSRGNDATA pRgn, INT LeftRect, INT TopRect, INT RightRect, INT BottomRect);
00032 BOOL NTAPI REGION_Cleanup(PVOID ObjectBody);
00033 
00034 extern PROSRGNDATA prgnDefault;
00035 extern HRGN        hrgnDefault;
00036 
00037 VOID FASTCALL REGION_Delete(PROSRGNDATA);
00038 VOID FASTCALL IntGdiReleaseRaoRgn(PDC);
00039 VOID FASTCALL IntGdiReleaseVisRgn(PDC);
00040 
00041 INT APIENTRY IntGdiGetRgnBox(HRGN, RECTL*);
00042 BOOL FASTCALL IntGdiPaintRgn(PDC, HRGN );
00043 HRGN FASTCALL IntCreatePolyPolygonRgn(PPOINT, PULONG, INT, INT);
00044 INT FASTCALL IntGdiOffsetRgn(PROSRGNDATA,INT,INT);
00045 BOOL FASTCALL IntRectInRegion(HRGN,LPRECTL);
00046 
00047 INT FASTCALL IntGdiCombineRgn(PROSRGNDATA, PROSRGNDATA, PROSRGNDATA, INT);
00048 INT FASTCALL REGION_Complexity(PROSRGNDATA);
00049 PROSRGNDATA FASTCALL RGNOBJAPI_Lock(HRGN,PRGN_ATTR *);
00050 VOID FASTCALL RGNOBJAPI_Unlock(PROSRGNDATA);
00051 HRGN FASTCALL IntSysCreateRectRgn(INT,INT,INT,INT);
00052 PROSRGNDATA FASTCALL IntSysCreateRectpRgn(INT,INT,INT,INT);
00053 BOOL FASTCALL IntGdiSetRegionOwner(HRGN,DWORD);
00054 
00055 #define IntSysCreateRectRgnIndirect(prc) \
00056   IntSysCreateRectRgn((prc)->left, (prc)->top, (prc)->right, (prc)->bottom)
00057 
00058 #define IntSysCreateRectpRgnIndirect(prc) \
00059   IntSysCreateRectpRgn((prc)->left, (prc)->top, (prc)->right, (prc)->bottom)
00060 
00061 PROSRGNDATA
00062 FASTCALL
00063 IntSysCreateRectpRgn(INT LeftRect, INT TopRect, INT RightRect, INT BottomRect);
00064 
00065 FORCEINLINE
00066 PREGION
00067 REGION_LockRgn(HRGN hrgn)
00068 {
00069     return GDIOBJ_LockObject(hrgn, GDIObjType_RGN_TYPE);
00070 }
00071 
00072 FORCEINLINE
00073 VOID
00074 REGION_UnlockRgn(PREGION prgn)
00075 {
00076     GDIOBJ_vUnlockObject(&prgn->BaseObject);
00077 }
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