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Implemented some of gdi region functions.

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svn path=/trunk/; revision=3262
This commit is contained in:
Eugene Ingerman 2002-07-18 21:59:18 +00:00
parent 52102e72fc
commit 8d9c181908
10 changed files with 5139 additions and 3419 deletions
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2
reactos/include/structs.h
View file

@ -3450,7 +3450,7 @@ typedef struct _RGNDATAHEADER {
typedef struct _RGNDATA {
RGNDATAHEADER rdh;
char Buffer[1];
char* Buffer;
} RGNDATA, *PRGNDATA, *LPRGNDATA;
typedef struct tagSCROLLINFO {

3
reactos/include/win32k/cliprgn.h
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@ -1,6 +1,9 @@
#ifndef _WIN32K_CLIPRGN_H
#define _WIN32K_CLIPRGN_H
HRGN WINAPI SaveVisRgn(HDC hdc);
INT WINAPI SelectVisRgn(HDC hdc, HRGN hrgn);
int
STDCALL
W32kExcludeClipRect (

14
reactos/include/win32k/float.h
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@ -1,3 +1,10 @@
#ifndef __WIN32K_FLOAT_H
#define __WIN32K_FLOAT_H
#include <win32k/math.h>
#include <win32k/dc.h>
#include <freetype/freetype.h>
typedef struct tagFLOAT_POINT
{
FLOAT x, y;
@ -33,6 +40,7 @@ static inline void INTERNAL_LPTODP_FLOAT(DC *dc, FLOAT_POINT *point)
/* Performs a viewport-to-world transformation on the specified point (which
* is in integer format). Returns TRUE if successful, else FALSE.
*/
#if 0
static inline BOOL INTERNAL_DPTOLP(DC *dc, LPPOINT point)
{
FLOAT_POINT floatPoint;
@ -67,6 +75,10 @@ static inline void INTERNAL_LPTODP(DC *dc, LPPOINT point)
point->y = GDI_ROUND(floatPoint.y);
}
#endif
#define MulDiv( x, y, z ) EngMulDiv( x, y, z )
#define XDPTOLP(dc,x) \
(MulDiv(((x)-(dc)->vportOrgX), (dc)->wndExtX, (dc)->vportExtX) + (dc)->wndOrgX)
#define YDPTOLP(dc,y) \
@ -86,3 +98,5 @@ static inline void INTERNAL_LPTODP(DC *dc, LPPOINT point)
MulDiv((x), (dc)->vportExtX, (dc)->wndExtX)
#define YLSTODS(dc,y) \
MulDiv((y), (dc)->vportExtY, (dc)->wndExtY)
#endif

26
reactos/include/win32k/region.h
View file

@ -2,32 +2,16 @@
#ifndef __WIN32K_REGION_H
#define __WIN32K_REGION_H
#include <structs.h>
#include <win32k/gdiobj.h>
/* Internal functions */
/*
#define RGNDATA_PtrToHandle(pRgn) \
((HRGN) GDIOBJ_PtrToHandle ((PGDIOBJ) pRgn, GO_REGION_MAGIC))
*/
#define RGNDATA_HandleToPtr(hRgn) \
((RGNDATA *) GDIOBJ_LockObj ((HGDIOBJ) hRgn, GO_REGION_MAGIC))
#define RGNDATA_FreeRgn(hRgn) GDIOBJ_FreeObj((HGDIOBJ)hRgn, GO_REGION_MAGIC)
#define RGNDATA_LockRgn(hRgn) ((PRGNDATA)GDIOBJ_LockObj((HGDIOBJ)hRgn, GO_REGION_MAGIC))
#define RGNDATA_UnlockRgn(hRgn) GDIOBJ_UnlockObj((HGDIOBJ)hRgn, GO_REGION_MAGIC)
HRGN RGNDATA_AllocRgn(INT n);
/* call GDIOBJ_ReleaseObj when reference counting is added */
#define RGNDATA_Release(hRgn) {}
/* GDI logical region object */
typedef struct tagRGNOBJ
{
GDIOBJHDR header;
RGNDATA* rgn;
} RGNOBJ;
BOOL RGNDATA_InternalDelete( PRGNDATA Obj );
/* User entry points */
INT STDCALL
W32kGetBoxRgn(HRGN hRgn, PRECT Rect);
HRGN STDCALL
W32kCropRgn(HRGN hDest, HRGN hSrc, const RECT* Rect, const POINT* Point);
HRGN STDCALL
W32kUnionRectWithRgn(HRGN hDest, const RECT* Rect);

48
reactos/subsys/win32k/misc/math.c
View file

@ -18,6 +18,7 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <windows.h>
double atan (double __x);
double atan2 (double __y, double __x);
@ -207,3 +208,50 @@ double tan (double __x)
return __value;
}
//FIXME! Is there a better algorithm. like FT_MulDiv
INT STDCALL EngMulDiv(
INT nMultiplicand,
INT nMultiplier,
INT nDivisor)
{
#if SIZEOF_LONG_LONG >= 8
long long ret;
if (!nDivisor) return -1;
/* We want to deal with a positive divisor to simplify the logic. */
if (nDivisor < 0)
{
nMultiplicand = - nMultiplicand;
nDivisor = -nDivisor;
}
/* If the result is positive, we "add" to round. else, we subtract to round. */
if ( ( (nMultiplicand < 0) && (nMultiplier < 0) ) ||
( (nMultiplicand >= 0) && (nMultiplier >= 0) ) )
ret = (((long long)nMultiplicand * nMultiplier) + (nDivisor/2)) / nDivisor;
else
ret = (((long long)nMultiplicand * nMultiplier) - (nDivisor/2)) / nDivisor;
if ((ret > 2147483647) || (ret < -2147483647)) return -1;
return ret;
#else
if (!nDivisor) return -1;
/* We want to deal with a positive divisor to simplify the logic. */
if (nDivisor < 0)
{
nMultiplicand = - nMultiplicand;
nDivisor = -nDivisor;
}
/* If the result is positive, we "add" to round. else, we subtract to round. */
if ( ( (nMultiplicand < 0) && (nMultiplier < 0) ) ||
( (nMultiplicand >= 0) && (nMultiplier >= 0) ) )
return ((nMultiplicand * nMultiplier) + (nDivisor/2)) / nDivisor;
return ((nMultiplicand * nMultiplier) - (nDivisor/2)) / nDivisor;
#endif
}

17
reactos/subsys/win32k/ntuser/painting.c
View file

@ -1,4 +1,4 @@
/* $Id: painting.c,v 1.1 2002/07/04 20:12:27 dwelch Exp $
/* $Id: painting.c,v 1.2 2002/07/18 21:59:18 ei Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -23,6 +23,7 @@
#include <user32/wininternal.h>
#include <include/rect.h>
#include <win32k/coord.h>
#include <win32k/region.h>
#define NDEBUG
@ -173,11 +174,11 @@ PaintRedrawWindow(HWND hWnd, const RECT* UpdateRect, HRGN UpdateRgn,
{
if (Window->UpdateRegion != NULL)
{
hRgn = W32kCropRgn(0, UpdateRgn, NULL, &Pt);
hRgn = REGION_CropRgn(0, UpdateRgn, NULL, &Pt);
}
else
{
Window->UpdateRegion = W32kCropRgn(0, UpdateRgn, &Rect, &Pt);
Window->UpdateRegion = REGION_CropRgn(0, UpdateRgn, &Rect, &Pt);
}
}
else if (UpdateRect != NULL)
@ -329,7 +330,7 @@ PaintUpdateNCRegion(PWINDOW_OBJECT Window, HRGN hRgn, ULONG Flags)
Window->Flags &= ~WINDOWOBJECT_NEED_NCPAINT;
if (Window->UpdateRegion > (HANDLE)1)
{
hRgnRet = W32kCropRgn(hRgn, Window->UpdateRegion, NULL, NULL);
hRgnRet = REGION_CropRgn(hRgn, Window->UpdateRegion, NULL, NULL);
}
else
{
@ -355,7 +356,7 @@ PaintUpdateNCRegion(PWINDOW_OBJECT Window, HRGN hRgn, ULONG Flags)
Rect.right != ClientRect.right || Rect.right != ClientRect.right)
{
hClip = Window->UpdateRegion;
Window->UpdateRegion = W32kCropRgn(hRgn, hClip,
Window->UpdateRegion = REGION_CropRgn(hRgn, hClip,
&Rect, NULL);
if (Flags & UNC_REGION)
{
@ -365,7 +366,7 @@ PaintUpdateNCRegion(PWINDOW_OBJECT Window, HRGN hRgn, ULONG Flags)
if (Flags & UNC_CHECK)
{
W32kGetBoxRgn(Window->UpdateRegion, &UpdateRegionBox);
W32kGetRgnBox(Window->UpdateRegion, &UpdateRegionBox);
if (W32kIsEmptyRect(&UpdateRegionBox))
{
W32kDeleteObject(Window->UpdateRegion);
@ -377,7 +378,7 @@ PaintUpdateNCRegion(PWINDOW_OBJECT Window, HRGN hRgn, ULONG Flags)
if (!hClip && Window->UpdateRegion && Flags & UNC_REGION)
{
hRgnRet = W32kCropRgn(hRgn, Window->UpdateRegion, NULL,
hRgnRet = REGION_CropRgn(hRgn, Window->UpdateRegion, NULL,
NULL);
}
}
@ -398,7 +399,7 @@ PaintUpdateNCRegion(PWINDOW_OBJECT Window, HRGN hRgn, ULONG Flags)
{
if (Window->UpdateRegion > (HANDLE)1 && Flags & UNC_REGION)
{
hRgnRet = W32kCropRgn(hRgn, Window->UpdateRegion, NULL, NULL);
hRgnRet = REGION_CropRgn(hRgn, Window->UpdateRegion, NULL, NULL);
}
else if (Window->UpdateRegion == (HANDLE)1 && Flags & UNC_UPDATE)
{

29
reactos/subsys/win32k/objects/cliprgn.c
View file

@ -4,6 +4,7 @@
#include <windows.h>
#include <ddk/ntddk.h>
#include <win32k/dc.h>
#include <win32k/region.h>
#include <win32k/cliprgn.h>
// #define NDEBUG
@ -14,43 +15,39 @@ HRGN WINAPI SaveVisRgn(HDC hdc)
HRGN copy;
PRGNDATA obj, copyObj;
PDC dc = DC_HandleToPtr(hdc);
/*ei
if (!dc) return 0;
obj = RGNDATA_HandleToPtr(dc->w.hVisRgn);
obj = RGNDATA_LockRgn(dc->w.hVisRgn);
if(!(copy = CreateRectRgn(0, 0, 0, 0)))
if(!(copy = W32kCreateRectRgn(0, 0, 0, 0)))
{
GDI_ReleaseObj(dc->w.hVisRgn);
GDI_ReleaseObj(hdc);
RGNDATA_UnlockRgn(dc->w.hVisRgn);
DC_ReleasePtr(hdc);
return 0;
}
CombineRgn(copy, dc->w.hVisRgn, 0, RGN_COPY);
copyObj = RGNDATA_HandleToPtr(copy);
*/
W32kCombineRgn(copy, dc->w.hVisRgn, 0, RGN_COPY);
copyObj = RGNDATA_LockRgn(copy);
/* copyObj->header.hNext = obj->header.hNext;
header.hNext = copy; */
DC_ReleasePtr( hdc );
return copy;
}
INT16 WINAPI SelectVisRgn(HDC hdc, HRGN hrgn)
INT WINAPI SelectVisRgn(HDC hdc, HRGN hrgn)
{
return ERROR;
/*ei
int retval;
DC *dc;
if (!hrgn) return ERROR;
if (!(dc = DC_HandleToPtr(hdc))) return ERROR;
dc->flags &= ~DC_DIRTY;
dc->w.flags &= ~DC_DIRTY;
retval = CombineRgn(dc->hVisRgn, hrgn, 0, RGN_COPY);
CLIPPING_UpdateGCRegion(dc);
retval = W32kCombineRgn(dc->w.hVisRgn, hrgn, 0, RGN_COPY);
//ei CLIPPING_UpdateGCRegion(dc);
return retval;
*/
}
int STDCALL W32kExcludeClipRect(HDC hDC,

31
reactos/subsys/win32k/objects/gdiobj.c
View file

@ -1,7 +1,7 @@
/*
* GDIOBJ.C - GDI object manipulation routines
*
* $Id: gdiobj.c,v 1.12 2002/07/13 21:37:27 ei Exp $
* $Id: gdiobj.c,v 1.13 2002/07/18 21:59:18 ei Exp $
*
*/
@ -213,7 +213,8 @@ BOOL GDIOBJ_FreeObj(HGDIOBJ hObj, WORD Magic)
Obj = (PGDIOBJ)((PCHAR)handleEntry->pObject + sizeof(GDIOBJHDR));
switch( handleEntry->wMagic ){
case GO_REGION_MAGIC:
bRet = RGNDATA_InternalDelete( (PRGNDATA) Obj );
break;
case GO_PEN_MAGIC:
case GO_PALETTE_MAGIC:
case GO_BITMAP_MAGIC:
@ -290,6 +291,7 @@ BOOL GDIOBJ_UnlockObj( HGDIOBJ hObj, WORD Magic )
if( objectHeader->dwCount == 0x80000000 ){
//delayed object release
objectHeader->dwCount = 0;
ExReleaseFastMutex(&RefCountHandling);
DPRINT("GDIOBJ_UnlockObj: delayed delete\n");
return GDIOBJ_FreeObj( hObj, Magic );
@ -439,31 +441,6 @@ HGDIOBJ STDCALL W32kGetStockObject(INT Object)
BOOL STDCALL W32kDeleteObject(HGDIOBJ hObject)
{
/* ei: Now this is handled in gdiobj.c
PGDIOBJ Obj;
PGDIOBJHDR ObjHdr;
WORD magic;
magic = GDIOBJ_GetHandleMagic (hObject);
Obj = GDIOBJ_HandleToPtr( hObject, GO_MAGIC_DONTCARE );
if( !Obj )
return FALSE;
ObjHdr = (PGDIOBJHDR)(((PCHAR)Obj) - sizeof (GDIOBJHDR));
switch( magic )
{
case GO_BITMAP_MAGIC: {
DPRINT( "Deleting bitmap\n" );
ExFreePool( ((PBITMAPOBJ)Obj)->bitmap.bmBits );
BITMAPOBJ_FreeBitmap( Obj );
break;
}
default: {
DPRINT( "W32kDeleteObject: Deleting object of unknown type %x\n", magic );
return FALSE;
}
}
return TRUE;
*/
return GDIOBJ_FreeObj( hObject, GO_MAGIC_DONTCARE );
}

2027
reactos/subsys/win32k/objects/region.c
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File diff suppressed because it is too large Load diff

1
reactos/subsys/win32k/stubs/stubs.c
View file

@ -46,7 +46,6 @@ STUB(EngMapFontFile)
STUB(EngMapModule)
STUB(EngMarkBandingSurface)
STUB(EngMovePointer)
STUB(EngMulDiv)
STUB(EngMultiByteToUnicodeN)
STUB(EngMultiByteToWideChar)
STUB(EngProbeForRead)