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New implementation of EnumFontFamiliesExW, based on NtGdiEnumFontXxx, does not work on ros, because those apis are not implemented yet, but it works on Windows XP.

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svn path=/trunk/; revision=28883
This commit is contained in:
Timo Kreuzer 2007-09-05 19:32:37 +00:00
parent b35b3e0ff7
commit fe82da5539
1 changed files with 65 additions and 1 deletions
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66
reactos/dll/win32/gdi32/objects/font.c
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@ -1310,6 +1310,70 @@ EnumFontsA (
#endif
}
#define EfdFontFamilies 3
INT
STDCALL
NewEnumFontFamiliesExW(
HDC hDC,
LPLOGFONTW lpLogfont,
FONTENUMPROCW lpEnumFontFamExProcW,
LPARAM lParam,
DWORD dwFlags)
{
ULONG_PTR idEnum, ulCount, ulSize;
PENUMFONTDATAW pEfdw;
PBYTE pBuffer;
PBYTE pMax;
INT ret = 1;
idEnum = NtGdiEnumFontOpen(hDC,
EfdFontFamilies,
0,
LF_FACESIZE,
lpLogfont->lfFaceName,
lpLogfont->lfCharSet,
&ulCount);
if (idEnum == 0)
{
return 0;
}
if (ulCount == 0)
{
NtGdiEnumFontClose(idEnum);
return 0;
}
pBuffer = HeapAlloc(GetProcessHeap(), 0, ulCount);
if (pBuffer == NULL)
{
NtGdiEnumFontClose(idEnum);
return 0;
}
pMax = pBuffer + ulCount;
if (!NtGdiEnumFontChunk(hDC, idEnum, ulCount, &ulSize, (PVOID)pBuffer))
{
HeapFree(GetProcessHeap(), 0, pBuffer);
NtGdiEnumFontClose(idEnum);
return 0;
}
/* Iterate through the structures */
for (pEfdw = (PENUMFONTDATAW)pBuffer;
(PBYTE)pEfdw < pMax && pEfdw->cbSize != 0 && ret != 0;
pEfdw = (PENUMFONTDATAW)((PBYTE)pEfdw + pEfdw->cbSize))
{
ENUMLOGFONTEXW *pElfew = &pEfdw->efdi.elfex;
NEWTEXTMETRICEXW *pNtmew = (NEWTEXTMETRICEXW*)((PBYTE)&pEfdw->efdi + pEfdw->efdi.cbSize + sizeof(DWORD)); // FIXME
DWORD dwFontType = pEfdw->efdi.dwFontType;
ret = lpEnumFontFamExProcW(pElfew, pNtmew, dwFontType, lParam);
}
HeapFree(GetProcessHeap(), 0, pBuffer);
NtGdiEnumFontClose(idEnum);
return ret;
}