mirror of
https://github.com/reactos/reactos.git
synced 2024-08-24 20:28:57 +00:00
377 lines
8.7 KiB
C
377 lines
8.7 KiB
C
#include <precomp.h>
|
|
|
|
#define NDEBUG
|
|
#include <debug.h>
|
|
|
|
HGDIOBJ stock_objects[NB_STOCK_OBJECTS];
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
HGDIOBJ
|
|
WINAPI
|
|
GetStockObject(
|
|
INT fnObject)
|
|
{
|
|
HGDIOBJ hobj;
|
|
|
|
if ((fnObject < 0) || (fnObject >= NB_STOCK_OBJECTS))
|
|
return NULL;
|
|
|
|
hobj = stock_objects[fnObject];
|
|
if (hobj == NULL)
|
|
{
|
|
hobj = NtGdiGetStockObject(fnObject);
|
|
|
|
if (!GdiValidateHandle(hobj))
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
stock_objects[fnObject] = hobj;
|
|
}
|
|
|
|
return hobj;
|
|
}
|
|
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
DWORD
|
|
WINAPI
|
|
GetObjectType(
|
|
HGDIOBJ h)
|
|
{
|
|
DWORD Ret = 0;
|
|
|
|
if (GdiValidateHandle(h))
|
|
{
|
|
LONG Type = GDI_HANDLE_GET_TYPE(h);
|
|
switch(Type)
|
|
{
|
|
case GDI_OBJECT_TYPE_PEN:
|
|
Ret = OBJ_PEN;
|
|
break;
|
|
case GDI_OBJECT_TYPE_BRUSH:
|
|
Ret = OBJ_BRUSH;
|
|
break;
|
|
case GDI_OBJECT_TYPE_BITMAP:
|
|
Ret = OBJ_BITMAP;
|
|
break;
|
|
case GDI_OBJECT_TYPE_FONT:
|
|
Ret = OBJ_FONT;
|
|
break;
|
|
case GDI_OBJECT_TYPE_PALETTE:
|
|
Ret = OBJ_PAL;
|
|
break;
|
|
case GDI_OBJECT_TYPE_REGION:
|
|
Ret = OBJ_REGION;
|
|
break;
|
|
case GDI_OBJECT_TYPE_DC:
|
|
if ( GetDCDWord( h, GdiGetIsMemDc, 0))
|
|
{
|
|
Ret = OBJ_MEMDC;
|
|
}
|
|
else
|
|
Ret = OBJ_DC;
|
|
break;
|
|
case GDI_OBJECT_TYPE_COLORSPACE:
|
|
Ret = OBJ_COLORSPACE;
|
|
break;
|
|
case GDI_OBJECT_TYPE_METAFILE:
|
|
Ret = OBJ_METAFILE;
|
|
break;
|
|
case GDI_OBJECT_TYPE_ENHMETAFILE:
|
|
Ret = OBJ_ENHMETAFILE;
|
|
break;
|
|
case GDI_OBJECT_TYPE_METADC:
|
|
Ret = OBJ_METADC;
|
|
break;
|
|
case GDI_OBJECT_TYPE_EXTPEN:
|
|
Ret = OBJ_EXTPEN;
|
|
break;
|
|
|
|
case GDILoObjType_LO_ALTDC_TYPE:
|
|
// FIXME: could be something else?
|
|
Ret = OBJ_ENHMETADC;
|
|
break;
|
|
|
|
default:
|
|
DPRINT1("GetObjectType: Magic 0x%08x not implemented\n", Type);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
/* From Wine: GetObjectType does SetLastError() on a null object */
|
|
SetLastError(ERROR_INVALID_HANDLE);
|
|
return Ret;
|
|
}
|
|
|
|
ULONG
|
|
WINAPI
|
|
GetFontObjectA(
|
|
_In_ HGDIOBJ hfont,
|
|
_In_ ULONG cbSize,
|
|
_Out_ LPVOID lpBuffer)
|
|
{
|
|
ENUMLOGFONTEXDVW elfedvW;
|
|
ENUMLOGFONTEXDVA elfedvA;
|
|
ULONG cbResult;
|
|
|
|
/* Check if size only is requested */
|
|
if (!lpBuffer) return sizeof(LOGFONTA);
|
|
|
|
/* Check for size 0 */
|
|
if (cbSize == 0)
|
|
{
|
|
/* Windows does not SetLastError() */
|
|
return 0;
|
|
}
|
|
|
|
/* Windows does this ... */
|
|
if (cbSize == sizeof(LOGFONTW)) cbSize = sizeof(LOGFONTA);
|
|
|
|
/* Call win32k to get the logfont (widechar) */
|
|
cbResult = NtGdiExtGetObjectW(hfont, sizeof(ENUMLOGFONTEXDVW), &elfedvW);
|
|
if (cbResult == 0)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
/* Convert the logfont from widechar to ansi */
|
|
EnumLogFontExW2A(&elfedvA.elfEnumLogfontEx, &elfedvW.elfEnumLogfontEx);
|
|
elfedvA.elfDesignVector = elfedvW.elfDesignVector;
|
|
|
|
/* Don't copy more than maximum */
|
|
if (cbSize > sizeof(ENUMLOGFONTEXDVA)) cbSize = sizeof(ENUMLOGFONTEXDVA);
|
|
|
|
/* Copy the number of bytes requested */
|
|
memcpy(lpBuffer, &elfedvA, cbSize);
|
|
|
|
/* Return the number of bytes copied */
|
|
return cbSize;
|
|
}
|
|
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
int
|
|
WINAPI
|
|
GetObjectA(
|
|
_In_ HGDIOBJ hGdiObj,
|
|
_In_ int cbSize,
|
|
_Out_ LPVOID lpBuffer)
|
|
{
|
|
DWORD dwType = GDI_HANDLE_GET_TYPE(hGdiObj);
|
|
|
|
/* Chjeck if this is anything else but a font */
|
|
if (dwType == GDI_OBJECT_TYPE_FONT)
|
|
{
|
|
return GetFontObjectA(hGdiObj, cbSize, lpBuffer);
|
|
}
|
|
else
|
|
{
|
|
/* Simply pass it to the widechar version */
|
|
return GetObjectW(hGdiObj, cbSize, lpBuffer);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
int
|
|
WINAPI
|
|
GetObjectW(
|
|
_In_ HGDIOBJ hGdiObj,
|
|
_In_ int cbSize,
|
|
_Out_ LPVOID lpBuffer)
|
|
{
|
|
DWORD dwType;
|
|
INT cbResult = 0;
|
|
|
|
/* Fixup handles with upper 16 bits masked */
|
|
hGdiObj = GdiFixUpHandle(hGdiObj);
|
|
|
|
/* Get the object type */
|
|
dwType = GDI_HANDLE_GET_TYPE(hGdiObj);
|
|
|
|
/* Check what kind of object we have */
|
|
switch (dwType)
|
|
{
|
|
case GDI_OBJECT_TYPE_PEN:
|
|
if (!lpBuffer) return sizeof(LOGPEN);
|
|
break;
|
|
|
|
case GDI_OBJECT_TYPE_BRUSH:
|
|
if (!lpBuffer || !cbSize) return sizeof(LOGBRUSH);
|
|
break;
|
|
|
|
case GDI_OBJECT_TYPE_BITMAP:
|
|
if (!lpBuffer) return sizeof(BITMAP);
|
|
break;
|
|
|
|
case GDI_OBJECT_TYPE_PALETTE:
|
|
if (!lpBuffer) return sizeof(WORD);
|
|
break;
|
|
|
|
case GDI_OBJECT_TYPE_FONT:
|
|
if (!lpBuffer) return sizeof(LOGFONTW);
|
|
break;
|
|
|
|
case GDI_OBJECT_TYPE_EXTPEN:
|
|
/* we don't know the size, ask win32k */
|
|
break;
|
|
|
|
case GDI_OBJECT_TYPE_COLORSPACE:
|
|
if ((cbSize < 328) || !lpBuffer)
|
|
{
|
|
SetLastError(ERROR_INSUFFICIENT_BUFFER);
|
|
return 0;
|
|
}
|
|
break;
|
|
|
|
case GDI_OBJECT_TYPE_DC:
|
|
case GDI_OBJECT_TYPE_REGION:
|
|
case GDI_OBJECT_TYPE_EMF:
|
|
case GDI_OBJECT_TYPE_METAFILE:
|
|
case GDI_OBJECT_TYPE_ENHMETAFILE:
|
|
SetLastError(ERROR_INVALID_HANDLE);
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
/* Call win32k */
|
|
cbResult = NtGdiExtGetObjectW(hGdiObj, cbSize, lpBuffer);
|
|
|
|
/* Handle error */
|
|
if (cbResult == 0)
|
|
{
|
|
if (!GdiValidateHandle(hGdiObj))
|
|
{
|
|
if ((dwType == GDI_OBJECT_TYPE_PEN) ||
|
|
(dwType == GDI_OBJECT_TYPE_EXTPEN) ||
|
|
(dwType == GDI_OBJECT_TYPE_BRUSH) ||
|
|
(dwType == GDI_OBJECT_TYPE_COLORSPACE))
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ((dwType == GDI_OBJECT_TYPE_PEN) ||
|
|
(dwType == GDI_OBJECT_TYPE_BRUSH) ||
|
|
(dwType == GDI_OBJECT_TYPE_COLORSPACE) ||
|
|
( (dwType == GDI_OBJECT_TYPE_EXTPEN) &&
|
|
( (cbSize >= sizeof(EXTLOGPEN)) || (cbSize == 0) ) ) ||
|
|
( (dwType == GDI_OBJECT_TYPE_BITMAP) && (cbSize >= sizeof(BITMAP)) ))
|
|
{
|
|
SetLastError(ERROR_NOACCESS);
|
|
}
|
|
}
|
|
}
|
|
|
|
return cbResult;
|
|
}
|
|
|
|
static
|
|
BOOL
|
|
GdiDeleteBrushOrPen(
|
|
HGDIOBJ hobj)
|
|
{
|
|
GDILOOBJTYPE eObjectType;
|
|
PBRUSH_ATTR pbrattr;
|
|
PTEB pTeb;
|
|
PGDIBSOBJECT pgO;
|
|
|
|
eObjectType = GDI_HANDLE_GET_TYPE(hobj);
|
|
|
|
if ((GdiGetHandleUserData(hobj, eObjectType, (PVOID*)&pbrattr)) &&
|
|
(pbrattr != NULL))
|
|
{
|
|
pTeb = NtCurrentTeb();
|
|
if (pTeb->Win32ThreadInfo != NULL)
|
|
{
|
|
pgO = GdiAllocBatchCommand(NULL, GdiBCDelObj);
|
|
if (pgO)
|
|
{
|
|
/// FIXME: we need to mark the object as deleted!
|
|
pgO->hgdiobj = hobj;
|
|
return TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
return NtGdiDeleteObjectApp(hobj);
|
|
}
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
BOOL
|
|
WINAPI
|
|
DeleteObject(HGDIOBJ hObject)
|
|
{
|
|
/* Check if the handle is valid (FIXME: we need some special
|
|
sauce for the stock object flag) */
|
|
if (!GdiValidateHandle(hObject))
|
|
return FALSE;
|
|
|
|
/* Check if this is a stock object */
|
|
if ((DWORD_PTR)hObject & GDI_HANDLE_STOCK_MASK)
|
|
{
|
|
/* Ignore the attempt to delete a stock object */
|
|
DPRINT("Trying to delete system object 0x%p\n", hObject);
|
|
return TRUE;
|
|
}
|
|
|
|
/* If we have any METAFILE objects, we need to check them */
|
|
if (gcClientObj > 0)
|
|
{
|
|
METADC_DeleteObject(hObject);
|
|
}
|
|
|
|
/* Switch by object type */
|
|
switch (GDI_HANDLE_GET_TYPE(hObject))
|
|
{
|
|
case GDILoObjType_LO_METAFILE16_TYPE:
|
|
case GDILoObjType_LO_METAFILE_TYPE:
|
|
return FALSE;
|
|
|
|
case GDILoObjType_LO_DC_TYPE:
|
|
case GDILoObjType_LO_ALTDC_TYPE:
|
|
return DeleteDC(hObject);
|
|
|
|
case GDILoObjType_LO_ICMLCS_TYPE:
|
|
return NtGdiDeleteColorSpace(hObject);
|
|
|
|
case GDILoObjType_LO_REGION_TYPE:
|
|
return DeleteRegion(hObject);
|
|
#if 0
|
|
case GDI_OBJECT_TYPE_METADC:
|
|
return MFDRV_DeleteObject( hObject );
|
|
case GDI_OBJECT_TYPE_EMF:
|
|
{
|
|
PLDC pLDC = GdiGetLDC(hObject);
|
|
if ( !pLDC ) return FALSE;
|
|
return EMFDRV_DeleteObject( hObject );
|
|
}
|
|
#endif
|
|
case GDILoObjType_LO_BRUSH_TYPE:
|
|
case GDILoObjType_LO_PEN_TYPE:
|
|
case GDILoObjType_LO_EXTPEN_TYPE:
|
|
return GdiDeleteBrushOrPen(hObject);
|
|
|
|
case GDILoObjType_LO_FONT_TYPE:
|
|
case GDILoObjType_LO_BITMAP_TYPE:
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return NtGdiDeleteObjectApp(hObject);
|
|
}
|
|
|
|
|