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Use the handle deletion mechanism in wmfs.

This commit is contained in:
Mike McCormack 2003-11-26 03:38:11 +00:00 committed by Alexandre Julliard
parent 5693ecd212
commit 7eab865d99
4 changed files with 154 additions and 63 deletions
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6
dlls/gdi/mfdrv/graphics.c
View File

@ -335,7 +335,7 @@ static INT16 MFDRV_CreateRegion(PHYSDEV dev, HRGN hrgn)
WARN("MFDRV_WriteRecord failed\n");
return -1;
}
return MFDRV_AddHandleDC( dev );
return MFDRV_AddHandle( dev, hrgn );
}
@ -378,7 +378,7 @@ MFDRV_FillRgn( PHYSDEV dev, HRGN hrgn, HBRUSH hbrush )
if(iRgn == -1)
return FALSE;
iBrush = MFDRV_CreateBrushIndirect( dev, hbrush );
if(iBrush == -1)
if(!iBrush)
return FALSE;
return MFDRV_MetaParam2( dev, META_FILLREGION, iRgn, iBrush );
}
@ -394,7 +394,7 @@ MFDRV_FrameRgn( PHYSDEV dev, HRGN hrgn, HBRUSH hbrush, INT x, INT y )
if(iRgn == -1)
return FALSE;
iBrush = MFDRV_CreateBrushIndirect( dev, hbrush );
if(iBrush == -1)
if(!iBrush)
return FALSE;
return MFDRV_MetaParam4( dev, META_FRAMEREGION, iRgn, iBrush, x, y );
}

26
dlls/gdi/mfdrv/init.c
View File

@ -48,7 +48,7 @@ static const DC_FUNCTIONS MFDRV_Funcs =
NULL, /* pCreateDIBSection */
NULL, /* pDeleteBitmap */
NULL, /* pDeleteDC */
NULL, /* pDeleteObject */
MFDRV_DeleteObject, /* pDeleteObject */
NULL, /* pDescribePixelFormat */
NULL, /* pDeviceCapabilities */
MFDRV_Ellipse, /* pEllipse */
@ -182,7 +182,10 @@ static DC *MFDRV_AllocMetaFile(void)
return NULL;
}
physDev->nextHandle = 0;
physDev->handles = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, HANDLE_LIST_INC * sizeof(physDev->handles[0]));
physDev->handles_size = HANDLE_LIST_INC;
physDev->cur_handles = 0;
physDev->hFile = 0;
physDev->mh->mtHeaderSize = sizeof(METAHEADER) / sizeof(WORD);
@ -203,8 +206,13 @@ static BOOL MFDRV_DeleteDC( PHYSDEV dev )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
DC *dc = physDev->dc;
DWORD index;
if (physDev->mh) HeapFree( GetProcessHeap(), 0, physDev->mh );
for(index = 0; index < physDev->handles_size; index++)
if(physDev->handles[index])
GDI_hdc_not_using_object(physDev->handles[index], physDev->hdc);
HeapFree( GetProcessHeap(), 0, physDev->handles );
HeapFree( GetProcessHeap(), 0, physDev );
dc->physDev = NULL;
GDI_FreeObject( dc->hSelf, dc );
@ -533,20 +541,6 @@ BOOL MFDRV_MetaParam8(PHYSDEV dev, short func, short param1, short param2,
}
/******************************************************************
* MFDRV_AddHandleDC
*
* Note: this function assumes that we never delete objects.
* If we do someday, we'll need to maintain a table to re-use deleted
* handles.
*/
int MFDRV_AddHandleDC( PHYSDEV dev )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
physDev->mh->mtNoObjects++;
return physDev->nextHandle++;
}
/**********************************************************************
* MFDRV_ExtEscape
*/

8
dlls/gdi/mfdrv/metafiledrv.h
View File

@ -35,10 +35,13 @@ typedef struct
HDC hdc;
DC *dc;
METAHEADER *mh; /* Pointer to metafile header */
UINT nextHandle; /* Next handle number */
UINT handles_size, cur_handles;
HGDIOBJ *handles;
HANDLE hFile; /* Handle for disk based MetaFile */
} METAFILEDRV_PDEVICE;
#define HANDLE_LIST_INC 20
extern BOOL MFDRV_MetaParam0(PHYSDEV dev, short func);
extern BOOL MFDRV_MetaParam1(PHYSDEV dev, short func, short param1);
@ -52,7 +55,7 @@ extern BOOL MFDRV_MetaParam8(PHYSDEV dev, short func, short param1, short param2
short param3, short param4, short param5,
short param6, short param7, short param8);
extern BOOL MFDRV_WriteRecord(PHYSDEV dev, METARECORD *mr, DWORD rlen);
extern int MFDRV_AddHandleDC( PHYSDEV dev );
extern UINT MFDRV_AddHandle( PHYSDEV dev, HGDIOBJ obj );
extern INT16 MFDRV_CreateBrushIndirect( PHYSDEV dev, HBRUSH hBrush );
/* Metafile driver functions */
@ -68,6 +71,7 @@ extern BOOL MFDRV_Chord( PHYSDEV dev, INT left, INT top, INT right,
INT bottom, INT xstart, INT ystart, INT xend,
INT yend );
extern BOOL MFDRV_CloseFigure( PHYSDEV dev );
extern BOOL MFDRV_DeleteObject( PHYSDEV dev, HGDIOBJ obj );
extern BOOL MFDRV_Ellipse( PHYSDEV dev, INT left, INT top,
INT right, INT bottom );
extern BOOL MFDRV_EndPath( PHYSDEV dev );

169
dlls/gdi/mfdrv/objects.c
View File

@ -29,6 +29,89 @@
WINE_DEFAULT_DEBUG_CHANNEL(metafile);
/******************************************************************
* MFDRV_AddHandle
*/
UINT MFDRV_AddHandle( PHYSDEV dev, HGDIOBJ obj )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
INT16 index;
for(index = 0; index < physDev->handles_size; index++)
if(physDev->handles[index] == 0) break;
if(index == physDev->handles_size) {
physDev->handles_size += HANDLE_LIST_INC;
physDev->handles = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
physDev->handles,
physDev->handles_size * sizeof(physDev->handles[0]));
}
physDev->handles[index] = obj;
physDev->cur_handles++;
if(physDev->cur_handles > physDev->mh->mtNoObjects)
physDev->mh->mtNoObjects++;
return index ; /* index 0 is not reserved for metafiles */
}
/******************************************************************
* MFDRV_FindObject
*/
static INT16 MFDRV_FindObject( PHYSDEV dev, HGDIOBJ obj )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
INT16 index;
for(index = 0; index < physDev->handles_size; index++)
if(physDev->handles[index] == obj) break;
if(index == physDev->handles_size) return -1;
return index ;
}
/******************************************************************
* MFDRV_DeleteObject
*/
BOOL MFDRV_DeleteObject( PHYSDEV dev, HGDIOBJ obj )
{
METARECORD mr;
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
INT16 index;
BOOL ret = TRUE;
index = MFDRV_FindObject(dev, obj);
if( index < 0 )
return 0;
mr.rdSize = sizeof mr / 2;
mr.rdFunction = META_DELETEOBJECT;
mr.rdParm[0] = index;
if(!MFDRV_WriteRecord( dev, &mr, mr.rdSize*2 ))
ret = FALSE;
physDev->handles[index] = 0;
physDev->cur_handles--;
return ret;
}
/***********************************************************************
* MFDRV_SelectObject
*/
static BOOL MFDRV_SelectObject( PHYSDEV dev, INT16 index)
{
METARECORD mr;
mr.rdSize = sizeof mr / 2;
mr.rdFunction = META_SELECTOBJECT;
mr.rdParm[0] = index;
return MFDRV_WriteRecord( dev, &mr, mr.rdSize*2 );
}
/***********************************************************************
* MFDRV_SelectBitmap
@ -45,11 +128,11 @@ HBITMAP MFDRV_SelectBitmap( PHYSDEV dev, HBITMAP hbitmap )
INT16 MFDRV_CreateBrushIndirect(PHYSDEV dev, HBRUSH hBrush )
{
INT16 index = -1;
DWORD size;
METARECORD *mr;
LOGBRUSH logbrush;
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
BOOL r;
if (!GetObjectA( hBrush, sizeof(logbrush), &logbrush )) return -1;
@ -136,14 +219,14 @@ INT16 MFDRV_CreateBrushIndirect(PHYSDEV dev, HBRUSH hBrush )
}
default:
FIXME("Unkonwn brush style %x\n", logbrush.lbStyle);
return -1;
return 0;
}
index = MFDRV_AddHandleDC( dev );
if(!MFDRV_WriteRecord( dev, mr, mr->rdSize * 2))
index = -1;
r = MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
HeapFree(GetProcessHeap(), 0, mr);
if( !r )
return -1;
done:
return index;
return MFDRV_AddHandle( dev, hBrush );
}
@ -152,39 +235,35 @@ done:
*/
HBRUSH MFDRV_SelectBrush( PHYSDEV dev, HBRUSH hbrush )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
INT16 index;
METARECORD mr;
index = MFDRV_FindObject(dev, hbrush);
if( index < 0 )
{
index = MFDRV_CreateBrushIndirect( dev, hbrush );
if(index == -1) return 0;
mr.rdSize = sizeof(mr) / 2;
mr.rdFunction = META_SELECTOBJECT;
mr.rdParm[0] = index;
return MFDRV_WriteRecord( dev, &mr, mr.rdSize * 2) ? hbrush : 0;
if( index < 0 )
return 0;
GDI_hdc_using_object(hbrush, physDev->hdc);
}
return MFDRV_SelectObject( dev, index ) ? hbrush : HGDI_ERROR;
}
/******************************************************************
* MFDRV_CreateFontIndirect
*/
static BOOL MFDRV_CreateFontIndirect(PHYSDEV dev, HFONT hFont, LOGFONT16 *logfont)
static UINT16 MFDRV_CreateFontIndirect(PHYSDEV dev, HFONT hFont, LOGFONT16 *logfont)
{
int index;
char buffer[sizeof(METARECORD) - 2 + sizeof(LOGFONT16)];
METARECORD *mr = (METARECORD *)&buffer;
mr->rdSize = (sizeof(METARECORD) + sizeof(LOGFONT16) - 2) / 2;
mr->rdFunction = META_CREATEFONTINDIRECT;
memcpy(&(mr->rdParm), logfont, sizeof(LOGFONT16));
if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * 2))) return FALSE;
mr->rdSize = sizeof(METARECORD) / 2;
mr->rdFunction = META_SELECTOBJECT;
if ((index = MFDRV_AddHandleDC( dev )) == -1) return FALSE;
*(mr->rdParm) = index;
return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * 2)))
return 0;
return MFDRV_AddHandle( dev, hFont );
}
@ -193,33 +272,37 @@ static BOOL MFDRV_CreateFontIndirect(PHYSDEV dev, HFONT hFont, LOGFONT16 *logfon
*/
HFONT MFDRV_SelectFont( PHYSDEV dev, HFONT hfont )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
LOGFONT16 lf16;
INT16 index;
if (!GetObject16( HFONT_16(hfont), sizeof(lf16), &lf16 )) return HGDI_ERROR;
if (MFDRV_CreateFontIndirect(dev, hfont, &lf16)) return 0;
index = MFDRV_FindObject(dev, hfont);
if( index < 0 )
{
if (!GetObject16( HFONT_16(hfont), sizeof(lf16), &lf16 ))
return HGDI_ERROR;
index = MFDRV_CreateFontIndirect(dev, hfont, &lf16);
if( index < 0 )
return HGDI_ERROR;
GDI_hdc_using_object(hfont, physDev->hdc);
}
return MFDRV_SelectObject( dev, index ) ? hfont : HGDI_ERROR;
}
/******************************************************************
* MFDRV_CreatePenIndirect
*/
static BOOL MFDRV_CreatePenIndirect(PHYSDEV dev, HPEN hPen, LOGPEN16 *logpen)
static UINT16 MFDRV_CreatePenIndirect(PHYSDEV dev, HPEN hPen, LOGPEN16 *logpen)
{
int index;
char buffer[sizeof(METARECORD) - 2 + sizeof(*logpen)];
METARECORD *mr = (METARECORD *)&buffer;
mr->rdSize = (sizeof(METARECORD) + sizeof(*logpen) - 2) / 2;
mr->rdFunction = META_CREATEPENINDIRECT;
memcpy(&(mr->rdParm), logpen, sizeof(*logpen));
if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * 2))) return FALSE;
mr->rdSize = sizeof(METARECORD) / 2;
mr->rdFunction = META_SELECTOBJECT;
if ((index = MFDRV_AddHandleDC( dev )) == -1) return FALSE;
*(mr->rdParm) = index;
return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * 2)))
return 0;
return MFDRV_AddHandle( dev, hPen );
}
@ -228,11 +311,21 @@ static BOOL MFDRV_CreatePenIndirect(PHYSDEV dev, HPEN hPen, LOGPEN16 *logpen)
*/
HPEN MFDRV_SelectPen( PHYSDEV dev, HPEN hpen )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
LOGPEN16 logpen;
INT16 index;
if (!GetObject16( HPEN_16(hpen), sizeof(logpen), &logpen )) return 0;
if (MFDRV_CreatePenIndirect( dev, hpen, &logpen )) return hpen;
index = MFDRV_FindObject(dev, hpen);
if( index < 0 )
{
if (!GetObject16( HPEN_16(hpen), sizeof(logpen), &logpen ))
return 0;
index = MFDRV_CreatePenIndirect( dev, hpen, &logpen );
if( index < 0 )
return 0;
GDI_hdc_using_object(hpen, physDev->hdc);
}
return MFDRV_SelectObject( dev, index ) ? hpen : HGDI_ERROR;
}
@ -258,7 +351,7 @@ static BOOL MFDRV_CreatePalette(PHYSDEV dev, HPALETTE hPalette, LOGPALETTE* logP
mr->rdSize = sizeof(METARECORD) / sizeof(WORD);
mr->rdFunction = META_SELECTPALETTE;
if ((index = MFDRV_AddHandleDC( dev )) == -1) ret = FALSE;
if ((index = MFDRV_AddHandle( dev, hPalette )) == -1) ret = FALSE;
else
{
*(mr->rdParm) = index;