mirror of
https://github.com/reactos/reactos.git
synced 2024-07-06 12:45:16 +00:00
Fix crash in W32kGetTextMetrics
svn path=/trunk/; revision=4448
This commit is contained in:
Gé van Geldorp
parent
34aacc4e6b
commit
5fff73db86
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@ -14,15 +14,12 @@ typedef struct
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#define TEXTOBJ_AllocText() \
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((HFONT) GDIOBJ_AllocObj (sizeof (TEXTOBJ), GO_FONT_MAGIC))
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#define TEXTOBJ_FreeText(hBMObj) GDIOBJ_FreeObj((HGDIOBJ) hBMObj, GO_FONT_MAGIC, GDIOBJFLAG_DEFAULT)
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/*
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#define TEXTOBJ_HandleToPtr(hBMObj) \
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((PTEXTOBJ) GDIOBJ_HandleToPtr ((HGDIOBJ) hBMObj, GO_FONT_MAGIC))
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#define TEXTOBJ_PtrToHandle(hBMObj) \
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((HFONT) GDIOBJ_PtrToHandle ((PGDIOBJ) hBMObj, GO_FONT_MAGIC))
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*/
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#define TEXTOBJ_LockText(hBMObj) ((PTEXTOBJ) GDIOBJ_LockObj ((HGDIOBJ) hBMObj, GO_FONT_MAGIC))
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#define TEXTOBJ_UnlockText(hBMObj) GDIOBJ_UnlockObj ((HGDIOBJ) hBMObj, GO_FONT_MAGIC)
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NTSTATUS TextIntRealizeFont(HFONT FontHandle);
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NTSTATUS TextIntCreateFontIndirect(CONST LPLOGFONTW lf, HFONT *NewFont);
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int
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STDCALL
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W32kAddFontResource(LPCWSTR Filename);
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@ -1,4 +1,4 @@
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/* $Id: dllmain.c,v 1.31 2003/03/11 00:21:41 gvg Exp $
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/* $Id: dllmain.c,v 1.32 2003/03/28 16:20:50 gvg Exp $
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*
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* Entry Point for win32k.sys
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*/
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@ -109,12 +109,12 @@ W32kInitialize (VOID)
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// Create surface used to draw the internal font onto
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CreateCellCharSurface();
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// Create stock objects, ie. precreated objects commonly used by win32 applications
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CreateStockObjects();
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// Initialize FreeType library
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if(!InitFontSupport()) return FALSE;
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// Create stock objects, ie. precreated objects commonly used by win32 applications
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CreateStockObjects();
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return TRUE;
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}
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@ -1,4 +1,4 @@
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/* $Id: dc.c,v 1.56 2003/03/28 15:27:02 gvg Exp $
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/* $Id: dc.c,v 1.57 2003/03/28 16:20:51 gvg Exp $
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*
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* DC.C - Device context functions
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*
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@ -1075,6 +1075,7 @@ HGDIOBJ STDCALL W32kSelectObject(HDC hDC, HGDIOBJ hGDIObj)
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case GO_FONT_MAGIC:
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objOrg = (HGDIOBJ)dc->w.hFont;
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dc->w.hFont = (HFONT) hGDIObj;
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TextIntRealizeFont(dc->w.hFont);
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break;
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case GO_BITMAP_MAGIC:
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@ -1,7 +1,7 @@
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/*
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* GDIOBJ.C - GDI object manipulation routines
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*
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* $Id: gdiobj.c,v 1.22 2003/03/26 08:11:53 gvg Exp $
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* $Id: gdiobj.c,v 1.23 2003/03/28 16:20:51 gvg Exp $
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*
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*/
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@ -525,18 +525,17 @@ VOID CreateStockObjects(void)
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StockObjects[NULL_PEN] = W32kCreatePenIndirect(&NullPen);
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GDIOBJ_MarkObjectGlobal(StockObjects[NULL_PEN]);
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StockObjects[OEM_FIXED_FONT] = W32kCreateFontIndirect(&OEMFixedFont);
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(void) TextIntCreateFontIndirect(&OEMFixedFont, &StockObjects[OEM_FIXED_FONT]);
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GDIOBJ_MarkObjectGlobal(StockObjects[OEM_FIXED_FONT]);
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StockObjects[ANSI_FIXED_FONT] = W32kCreateFontIndirect(&AnsiFixedFont);
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(void) TextIntCreateFontIndirect(&AnsiFixedFont, &StockObjects[ANSI_FIXED_FONT]);
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GDIOBJ_MarkObjectGlobal(StockObjects[ANSI_FIXED_FONT]);
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StockObjects[SYSTEM_FONT] = W32kCreateFontIndirect(&SystemFont);
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(void) TextIntCreateFontIndirect(&SystemFont, &StockObjects[SYSTEM_FONT]);
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GDIOBJ_MarkObjectGlobal(StockObjects[SYSTEM_FONT]);
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StockObjects[DEVICE_DEFAULT_FONT] =
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W32kCreateFontIndirect(&DeviceDefaultFont);
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(void) TextIntCreateFontIndirect(&DeviceDefaultFont, &StockObjects[DEVICE_DEFAULT_FONT]);
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GDIOBJ_MarkObjectGlobal(StockObjects[DEVICE_DEFAULT_FONT]);
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StockObjects[SYSTEM_FIXED_FONT] = W32kCreateFontIndirect(&SystemFixedFont);
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(void) TextIntCreateFontIndirect(&SystemFixedFont, &StockObjects[SYSTEM_FIXED_FONT]);
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GDIOBJ_MarkObjectGlobal(StockObjects[SYSTEM_FIXED_FONT]);
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StockObjects[DEFAULT_GUI_FONT] = W32kCreateFontIndirect(&DefaultGuiFont);
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(void) TextIntCreateFontIndirect(&DefaultGuiFont, &StockObjects[DEFAULT_GUI_FONT]);
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GDIOBJ_MarkObjectGlobal(StockObjects[DEFAULT_GUI_FONT]);
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StockObjects[DEFAULT_PALETTE] = (HGDIOBJ*)PALETTE_Init();
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@ -3,6 +3,7 @@
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#undef WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include <ddk/ntddk.h>
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#include <internal/safe.h>
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#include <win32k/brush.h>
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#include <win32k/dc.h>
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#include <win32k/text.h>
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@ -36,14 +37,57 @@ BOOL InitFontSupport()
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return FALSE;
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}
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#ifndef TODO
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W32kAddFontResource(L"\\SystemRoot\\media\\fonts\\arial.ttf");
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#endif
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W32kAddFontResource(L"\\SystemRoot\\media\\fonts\\helb____.ttf");
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W32kAddFontResource(L"\\SystemRoot\\media\\fonts\\timr____.ttf");
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DbgPrint("All fonts loaded\n");
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DPRINT("All fonts loaded\n");
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return TRUE;
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}
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static NTSTATUS
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GetFontObjectsFromTextObj(PTEXTOBJ TextObj, HFONT *FontHandle, PFONTOBJ *FontObj, PFONTGDI *FontGDI)
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{
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UINT i;
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NTSTATUS Status = STATUS_SUCCESS;
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ASSERT(NULL != TextObj && NULL != TextObj->GDIFontHandle);
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if (NULL != TextObj && NULL != TextObj->GDIFontHandle)
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{
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if (NT_SUCCESS(Status) && NULL != FontHandle)
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{
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*FontHandle = TextObj->GDIFontHandle;
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}
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if (NT_SUCCESS(Status) && NULL != FontObj)
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{
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*FontObj = AccessUserObject((ULONG) TextObj->GDIFontHandle);
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if (NULL == *FontObj)
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{
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ASSERT(FALSE);
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Status = STATUS_INVALID_HANDLE;
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}
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}
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if (NT_SUCCESS(Status) && NULL != FontGDI)
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{
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*FontGDI = AccessInternalObject((ULONG) TextObj->GDIFontHandle);
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if (NULL == *FontGDI)
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{
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ASSERT(FALSE);
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Status = STATUS_INVALID_HANDLE;
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}
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}
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}
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else
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{
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Status = STATUS_INVALID_HANDLE;
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}
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return Status;
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}
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int
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STDCALL
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W32kAddFontResource(LPCWSTR Filename)
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@ -65,8 +109,8 @@ W32kAddFontResource(LPCWSTR Filename)
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IO_STATUS_BLOCK Iosb;
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NewFont = (HFONT)CreateGDIHandle(sizeof( FONTGDI ), sizeof( FONTOBJ ));
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FontObj = (PFONTOBJ) AccessUserObject( NewFont );
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FontGDI = (PFONTGDI) AccessInternalObject( NewFont );
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FontObj = (PFONTOBJ) AccessUserObject( (ULONG) NewFont );
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FontGDI = (PFONTGDI) AccessInternalObject( (ULONG) NewFont );
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RtlCreateUnicodeString(&uFileName, (LPWSTR)Filename);
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@ -77,7 +121,7 @@ W32kAddFontResource(LPCWSTR Filename)
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if (!NT_SUCCESS(Status))
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{
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DbgPrint("Could not open module file: %S\n", Filename);
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DPRINT1("Could not open module file: %S\n", Filename);
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return 0;
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}
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@ -85,7 +129,7 @@ W32kAddFontResource(LPCWSTR Filename)
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Status = NtQueryInformationFile(FileHandle, &Iosb, &FileStdInfo, sizeof(FileStdInfo), FileStandardInformation);
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if (!NT_SUCCESS(Status))
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{
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DbgPrint("Could not get file size\n");
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DPRINT1("Could not get file size\n");
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return 0;
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}
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@ -95,7 +139,7 @@ W32kAddFontResource(LPCWSTR Filename)
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if (buffer == NULL)
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{
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DbgPrint("could not allocate memory for module");
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DPRINT1("could not allocate memory for module");
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return 0;
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}
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@ -103,7 +147,7 @@ W32kAddFontResource(LPCWSTR Filename)
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Status = NtReadFile(FileHandle, 0, 0, 0, &Iosb, buffer, FileStdInfo.EndOfFile.u.LowPart, 0, 0);
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if (!NT_SUCCESS(Status))
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{
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DbgPrint("could not read module file into memory");
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DPRINT1("could not read module file into memory");
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ExFreePool(buffer);
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return 0;
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}
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@ -113,12 +157,12 @@ W32kAddFontResource(LPCWSTR Filename)
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error = FT_New_Memory_Face(library, buffer, size, 0, &face);
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if (error == FT_Err_Unknown_File_Format)
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{
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DbgPrint("Unknown font file format\n");
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DPRINT1("Unknown font file format\n");
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return 0;
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}
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else if (error)
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{
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DbgPrint("Error reading font file (error code: %u)\n", error); // 48
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DPRINT1("Error reading font file (error code: %u)\n", error); // 48
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return 0;
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}
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@ -130,7 +174,7 @@ W32kAddFontResource(LPCWSTR Filename)
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FontGDI->TextMetric.tmDescent = face->size->metrics.descender; // units below baseline
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FontGDI->TextMetric.tmHeight = FontGDI->TextMetric.tmAscent + FontGDI->TextMetric.tmDescent;
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DbgPrint("Win32k: Font loaded: %s (%s)\n", face->family_name, face->style_name);
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DPRINT("Font loaded: %s (%s)\n", face->family_name, face->style_name);
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DPRINT("Num glyphs: %u\n", face->num_glyphs);
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// Add this font resource to the font table
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@ -147,24 +191,60 @@ W32kAddFontResource(LPCWSTR Filename)
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return 1;
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}
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NTSTATUS
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TextIntCreateFontIndirect(CONST LPLOGFONTW lf, HFONT *NewFont)
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{
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PTEXTOBJ TextObj;
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NTSTATUS Status = STATUS_SUCCESS;
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*NewFont = TEXTOBJ_AllocText();
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if (NULL != *NewFont)
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{
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TextObj = TEXTOBJ_LockText(*NewFont);
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if (NULL != TextObj)
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{
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memcpy(&TextObj->logfont, lf, sizeof(LOGFONTW));
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if (lf->lfEscapement != lf->lfOrientation)
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{
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/* this should really depend on whether GM_ADVANCED is set */
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TextObj->logfont.lfOrientation = TextObj->logfont.lfEscapement;
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}
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TEXTOBJ_UnlockText(*NewFont);
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}
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else
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{
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ASSERT(FALSE);
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Status = STATUS_INVALID_HANDLE;
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}
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}
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else
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{
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Status = STATUS_NO_MEMORY;
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}
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return Status;
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}
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HFONT
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STDCALL
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W32kCreateFont(int Height,
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int Width,
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int Escapement,
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int Orientation,
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int Weight,
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DWORD Italic,
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DWORD Underline,
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DWORD StrikeOut,
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DWORD CharSet,
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DWORD OutputPrecision,
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DWORD ClipPrecision,
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DWORD Quality,
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DWORD PitchAndFamily,
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LPCWSTR Face)
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int Width,
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int Escapement,
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int Orientation,
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int Weight,
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DWORD Italic,
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DWORD Underline,
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DWORD StrikeOut,
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DWORD CharSet,
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DWORD OutputPrecision,
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DWORD ClipPrecision,
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DWORD Quality,
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DWORD PitchAndFamily,
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LPCWSTR Face)
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{
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LOGFONTW logfont;
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HFONT NewFont;
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NTSTATUS Status = STATUS_SUCCESS;
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logfont.lfHeight = Height;
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logfont.lfWidth = Width;
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@ -180,40 +260,45 @@ W32kCreateFont(int Height,
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logfont.lfQuality = Quality;
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logfont.lfPitchAndFamily = PitchAndFamily;
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if(Face)
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memcpy(logfont.lfFaceName, Face, sizeof(logfont.lfFaceName));
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if (NULL != Face)
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{
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Status = MmCopyFromCaller(logfont.lfFaceName, Face, sizeof(logfont.lfFaceName));
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}
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else
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{
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logfont.lfFaceName[0] = L'\0';
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}
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return W32kCreateFontIndirect(&logfont);
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if (NT_SUCCESS(Status))
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{
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Status = TextIntCreateFontIndirect(&logfont, &NewFont);
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}
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return NT_SUCCESS(Status) ? NewFont : NULL;
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}
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HFONT
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STDCALL
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W32kCreateFontIndirect(CONST LPLOGFONTW lf)
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W32kCreateFontIndirect(CONST LPLOGFONTW lf)
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{
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HFONT hFont = 0;
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PTEXTOBJ fontPtr;
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LOGFONTW SafeLogfont;
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HFONT NewFont;
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NTSTATUS Status = STATUS_SUCCESS;
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if (lf)
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if (NULL != lf)
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{
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if(hFont = TEXTOBJ_AllocText())
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Status = MmCopyFromCaller(&SafeLogfont, lf, sizeof(LOGFONTW));
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if (NT_SUCCESS(Status))
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{
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fontPtr = TEXTOBJ_LockText( hFont );
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ASSERT( fontPtr ); //I want to know when this happens
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if( fontPtr ){
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memcpy(&fontPtr->logfont, lf, sizeof(LOGFONTW));
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if (lf->lfEscapement != lf->lfOrientation) {
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/* this should really depend on whether GM_ADVANCED is set */
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fontPtr->logfont.lfOrientation = fontPtr->logfont.lfEscapement;
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}
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TEXTOBJ_UnlockText( hFont );
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}
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Status = TextIntCreateFontIndirect(&SafeLogfont, &NewFont);
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}
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}
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else
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{
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Status = STATUS_INVALID_PARAMETER;
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}
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return hFont;
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return NT_SUCCESS(Status) ? NewFont : NULL;
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}
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BOOL
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@ -425,26 +510,26 @@ W32kGetTextExtentPoint(HDC hDC,
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int Count,
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LPSIZE Size)
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{
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PDC dc = (PDC)AccessUserObject(hDC);
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PDC dc = (PDC)AccessUserObject((ULONG) hDC);
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PFONTGDI FontGDI;
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FT_Face face;
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FT_GlyphSlot glyph;
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INT error, pitch, glyph_index, i;
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ULONG TotalWidth = 0, MaxHeight = 0, CurrentChar = 0, SpaceBetweenChars = 5;
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FontGDI = (PFONTGDI)AccessInternalObject(dc->w.hFont);
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FontGDI = (PFONTGDI)AccessInternalObject((ULONG) dc->w.hFont);
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for(i=0; i<Count; i++)
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{
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glyph_index = FT_Get_Char_Index(face, *String);
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error = FT_Load_Glyph(face, glyph_index, FT_LOAD_DEFAULT);
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if(error) DbgPrint("WARNING: Failed to load and render glyph! [index: %u]\n", glyph_index);
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if(error) DPRINT1("WARNING: Failed to load and render glyph! [index: %u]\n", glyph_index);
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glyph = face->glyph;
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if (glyph->format == ft_glyph_format_outline)
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{
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error = FT_Render_Glyph(glyph, ft_render_mode_mono);
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if(error) DbgPrint("WARNING: Failed to render glyph!\n");
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if(error) DPRINT1("WARNING: Failed to render glyph!\n");
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pitch = glyph->bitmap.pitch;
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} else {
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pitch = glyph->bitmap.width;
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@ -484,16 +569,59 @@ W32kGetTextFace(HDC hDC,
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BOOL
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STDCALL
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W32kGetTextMetrics(HDC hDC,
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LPTEXTMETRICW tm)
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W32kGetTextMetrics(HDC hDC,
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LPTEXTMETRICW tm)
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{
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PDC dc = (PDC)AccessUserObject(hDC);
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PDC dc;
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PTEXTOBJ TextObj;
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PFONTGDI FontGDI;
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NTSTATUS Status = STATUS_SUCCESS;
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TEXTMETRICW SafeTm;
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FT_Face Face;
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ULONG Error;
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FontGDI = (PFONTGDI)AccessInternalObject(dc->w.hFont);
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memcpy(tm, &FontGDI->TextMetric, sizeof(TEXTMETRICW));
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dc = DC_HandleToPtr(hDC);
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if (NULL == dc || NULL == tm)
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{
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Status = STATUS_INVALID_PARAMETER;
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}
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else
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{
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TextObj = TEXTOBJ_LockText(dc->w.hFont);
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if (NULL != TextObj)
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{
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Status = GetFontObjectsFromTextObj(TextObj, NULL, NULL, &FontGDI);
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if (NT_SUCCESS(Status))
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{
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Face = FontGDI->face;
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Error = FT_Set_Pixel_Sizes(Face, TextObj->logfont.lfHeight,
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TextObj->logfont.lfWidth);
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if (0 != Error)
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{
|
||||
DPRINT1("Error in setting pixel sizes: %u\n", Error);
|
||||
Status = STATUS_UNSUCCESSFUL;
|
||||
}
|
||||
else
|
||||
{
|
||||
memcpy(&SafeTm, &FontGDI->TextMetric, sizeof(TEXTMETRICW));
|
||||
SafeTm.tmAscent = (Face->size->metrics.ascender + 32) / 64; // units above baseline
|
||||
SafeTm.tmDescent = (Face->size->metrics.descender + 32) / 64; // units below baseline
|
||||
SafeTm.tmHeight = (Face->size->metrics.ascender +
|
||||
Face->size->metrics.descender + 32) / 64;
|
||||
Status = MmCopyToCaller(tm, &SafeTm, sizeof(TEXTMETRICW));
|
||||
}
|
||||
}
|
||||
TEXTOBJ_UnlockText(dc->w.hFont);
|
||||
}
|
||||
else
|
||||
{
|
||||
ASSERT(FALSE);
|
||||
Status = STATUS_INVALID_HANDLE;
|
||||
}
|
||||
DC_ReleasePtr(hDC);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
return NT_SUCCESS(Status);
|
||||
}
|
||||
|
||||
BOOL
|
||||
|
|
@ -578,11 +706,11 @@ W32kTextOut(HDC hDC,
|
|||
// Fixme: Call EngTextOut, which does the real work (calling DrvTextOut where appropriate)
|
||||
|
||||
DC *dc = DC_HandleToPtr(hDC);
|
||||
SURFOBJ *SurfObj = (SURFOBJ*)AccessUserObject(dc->Surface);
|
||||
int error, glyph_index, n, load_flags = FT_LOAD_RENDER, i, j, sx, sy, scc;
|
||||
SURFOBJ *SurfObj = (SURFOBJ*)AccessUserObject((ULONG) dc->Surface);
|
||||
int error, glyph_index, n, i;
|
||||
FT_Face face;
|
||||
FT_GlyphSlot glyph;
|
||||
ULONG TextLeft, TextTop, SpaceBetweenChars = 2, pitch, previous;
|
||||
ULONG TextLeft, TextTop, pitch, previous;
|
||||
FT_Bool use_kerning;
|
||||
RECTL DestRect, MaskRect;
|
||||
POINTL SourcePoint, BrushOrigin;
|
||||
|
|
@ -593,7 +721,6 @@ W32kTextOut(HDC hDC,
|
|||
SIZEL bitSize;
|
||||
FT_CharMap found = 0, charmap;
|
||||
INT yoff;
|
||||
HFONT hFont = 0;
|
||||
PFONTOBJ FontObj;
|
||||
PFONTGDI FontGDI;
|
||||
PTEXTOBJ TextObj;
|
||||
|
|
@ -610,50 +737,40 @@ W32kTextOut(HDC hDC,
|
|||
|
||||
TextObj = TEXTOBJ_LockText(dc->w.hFont);
|
||||
|
||||
for(i=0; i<FontsLoaded; i++)
|
||||
if (! NT_SUCCESS(GetFontObjectsFromTextObj(TextObj, NULL, &FontObj, &FontGDI)))
|
||||
{
|
||||
if(wcscmp(FontTable[i].FaceName, TextObj->logfont.lfFaceName) == 0)
|
||||
hFont = FontTable[i].hFont;
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if(hFont == 0)
|
||||
{
|
||||
DbgPrint("Specified font %s is not loaded\n", TextObj->logfont.lfFaceName);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
FontObj = (PFONTOBJ)AccessUserObject(hFont);
|
||||
FontGDI = (PFONTGDI)AccessInternalObject(hFont);
|
||||
face = FontGDI->face;
|
||||
|
||||
if (face->charmap == NULL)
|
||||
{
|
||||
DbgPrint("WARNING: No charmap selected!\n");
|
||||
DbgPrint("This font face has %d charmaps\n", face->num_charmaps);
|
||||
DPRINT("WARNING: No charmap selected!\n");
|
||||
DPRINT("This font face has %d charmaps\n", face->num_charmaps);
|
||||
|
||||
for (n = 0; n < face->num_charmaps; n++)
|
||||
{
|
||||
charmap = face->charmaps[n];
|
||||
DbgPrint("found charmap encoding: %u\n", charmap->encoding);
|
||||
DPRINT("found charmap encoding: %u\n", charmap->encoding);
|
||||
if (charmap->encoding != 0)
|
||||
{
|
||||
found = charmap;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (!found) DbgPrint("WARNING: Could not find desired charmap!\n");
|
||||
if (!found) DPRINT1("WARNING: Could not find desired charmap!\n");
|
||||
error = FT_Set_Charmap(face, found);
|
||||
if (error) DbgPrint("WARNING: Could not set the charmap!\n");
|
||||
if (error) DPRINT1("WARNING: Could not set the charmap!\n");
|
||||
}
|
||||
|
||||
error = FT_Set_Pixel_Sizes(face, TextObj->logfont.lfHeight, TextObj->logfont.lfWidth);
|
||||
if(error) {
|
||||
DbgPrint("Error in setting pixel sizes: %u\n", error);
|
||||
DPRINT1("Error in setting pixel sizes: %u\n", error);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
// Create the brush
|
||||
PalDestGDI = (PPALGDI)AccessInternalObject(dc->w.hPalette);
|
||||
PalDestGDI = (PPALGDI)AccessInternalObject((ULONG) dc->w.hPalette);
|
||||
XlateObj = (PXLATEOBJ)IntEngCreateXlate(PalDestGDI->Mode, PAL_RGB, dc->w.hPalette, NULL);
|
||||
hBrush = W32kCreateSolidBrush(XLATEOBJ_iXlate(XlateObj, dc->w.textColor));
|
||||
Brush = BRUSHOBJ_LockBrush(hBrush);
|
||||
|
|
@ -686,7 +803,7 @@ W32kTextOut(HDC hDC,
|
|||
glyph_index = FT_Get_Char_Index(face, *String);
|
||||
error = FT_Load_Glyph(face, glyph_index, FT_LOAD_DEFAULT);
|
||||
if(error) {
|
||||
DbgPrint("WARNING: Failed to load and render glyph! [index: %u]\n", glyph_index);
|
||||
DPRINT1("WARNING: Failed to load and render glyph! [index: %u]\n", glyph_index);
|
||||
goto fail;
|
||||
}
|
||||
glyph = face->glyph;
|
||||
|
|
@ -703,7 +820,7 @@ W32kTextOut(HDC hDC,
|
|||
{
|
||||
error = FT_Render_Glyph(glyph, ft_render_mode_mono);
|
||||
if(error) {
|
||||
DbgPrint("WARNING: Failed to render glyph!\n");
|
||||
DPRINT1("WARNING: Failed to render glyph!\n");
|
||||
goto fail;
|
||||
}
|
||||
pitch = glyph->bitmap.pitch;
|
||||
|
|
@ -724,7 +841,7 @@ W32kTextOut(HDC hDC,
|
|||
// Then use memset with 0 to clear it and sourcerect to limit the work of the transbitblt
|
||||
|
||||
HSourceGlyph = EngCreateBitmap(bitSize, pitch, BMF_1BPP, 0, glyph->bitmap.buffer);
|
||||
SourceGlyphSurf = (PSURFOBJ)AccessUserObject(HSourceGlyph);
|
||||
SourceGlyphSurf = (PSURFOBJ)AccessUserObject((ULONG) HSourceGlyph);
|
||||
|
||||
// Use the font data as a mask to paint onto the DCs surface using a brush
|
||||
IntEngBitBlt(SurfObj, NULL, SourceGlyphSurf, NULL, NULL, &DestRect, &SourcePoint, &MaskRect, Brush, &BrushOrigin, 0xAACC);
|
||||
|
|
@ -760,3 +877,50 @@ W32kTranslateCharsetInfo(PDWORD Src,
|
|||
{
|
||||
UNIMPLEMENTED;
|
||||
}
|
||||
|
||||
NTSTATUS
|
||||
TextIntRealizeFont(HFONT FontHandle)
|
||||
{
|
||||
UINT i;
|
||||
NTSTATUS Status = STATUS_SUCCESS;
|
||||
PTEXTOBJ TextObj;
|
||||
|
||||
TextObj = TEXTOBJ_LockText(FontHandle);
|
||||
ASSERT(TextObj);
|
||||
if (NULL != TextObj)
|
||||
{
|
||||
for(i = 0; NULL == TextObj->GDIFontHandle && i < FontsLoaded; i++)
|
||||
{
|
||||
if (0 == wcscmp(FontTable[i].FaceName, TextObj->logfont.lfFaceName))
|
||||
{
|
||||
TextObj->GDIFontHandle = FontTable[i].hFont;
|
||||
}
|
||||
}
|
||||
|
||||
if (NULL == TextObj->GDIFontHandle)
|
||||
{
|
||||
if (0 != FontsLoaded)
|
||||
{
|
||||
DPRINT("Requested font %S not found, using first available font\n",
|
||||
TextObj->logfont.lfFaceName)
|
||||
TextObj->GDIFontHandle = FontTable[0].hFont;
|
||||
}
|
||||
else
|
||||
{
|
||||
DPRINT1("Requested font %S not found, no fonts loaded at all\n",
|
||||
TextObj->logfont.lfFaceName)
|
||||
Status = STATUS_NOT_FOUND;
|
||||
}
|
||||
}
|
||||
|
||||
ASSERT(! NT_SUCCESS(Status) || NULL != TextObj->GDIFontHandle);
|
||||
|
||||
TEXTOBJ_UnlockText(FontHandle);
|
||||
}
|
||||
else
|
||||
{
|
||||
Status = STATUS_INVALID_HANDLE;
|
||||
}
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue