wine/dlls/gdi/freetype.c

/*
 * FreeType font engine interface
 *
 * Copyright 2001 Huw D M Davies for CodeWeavers.
 *
 * This file contains the WineEng* functions.
 */


#include "config.h"

#include "windef.h"
#include "winerror.h"
#include "winreg.h"
#include "wingdi.h"
#include "wine/unicode.h"
#include "wine/port.h"
#include "gdi.h"
#include "font.h"
#include "debugtools.h"

#include <sys/stat.h>
#include <string.h>
#include <dirent.h>
#include <stdio.h>
#include <assert.h>

DEFAULT_DEBUG_CHANNEL(font);

#ifdef HAVE_FREETYPE

#ifdef HAVE_FREETYPE_FREETYPE_H
#include <freetype/freetype.h>
#endif
#ifdef HAVE_FREETYPE_FTGLYPH_H
#include <freetype/ftglyph.h>
#endif
#ifdef HAVE_FREETYPE_TTTABLES_H
#include <freetype/tttables.h>
#endif
#ifdef HAVE_FREETYPE_FTSNAMES_H
#include <freetype/ftsnames.h>
#else
# ifdef HAVE_FREETYPE_FTNAMES_H
# include <freetype/ftnames.h>
# endif
#endif
#ifdef HAVE_FREETYPE_TTNAMEID_H
#include <freetype/ttnameid.h>
#endif
#ifdef HAVE_FREETYPE_FTOUTLN_H
#include <freetype/ftoutln.h>
#endif
#ifdef HAVE_FREETYPE_INTERNAL_SFNT_H
#include <freetype/internal/sfnt.h>
#endif
#ifdef HAVE_FREETYPE_FTTRIGON_H
#include <freetype/fttrigon.h>
#endif

static FT_Library library = 0;

typedef struct tagFace {
    WCHAR *StyleName;
    char *file;
    BOOL Italic;
    BOOL Bold;
    DWORD fsCsb[2]; /* codepage bitfield from FONTSIGNATURE */
    struct tagFace *next;
} Face;

typedef struct tagFamily {
    WCHAR *FamilyName;
    Face *FirstFace;
    struct tagFamily *next;
} Family;

typedef struct {
    GLYPHMETRICS gm;
    INT adv; /* These three hold to widths of the unrotated chars */
    INT lsb;
    INT bbx;
    BOOL init;
} GM;

struct tagGdiFont {
    FT_Face ft_face;
    int charset;
    BOOL fake_italic;
    BOOL fake_bold;
    INT orientation;
    GM *gm;
    DWORD gmsize;
    HFONT hfont;
    SHORT yMax;
    SHORT yMin;
    struct tagGdiFont *next;
};

#define INIT_GM_SIZE 128

static GdiFont GdiFontList = NULL;

static Family *FontList = NULL;

static WCHAR defSerif[] = {'T','i','m','e','s',' ','N','e','w',' ',
			   'R','o','m','a','n','\0'};
static WCHAR defSans[] = {'A','r','i','a','l','\0'};
static WCHAR defFixed[] = {'C','o','u','r','i','e','r',' ','N','e','w','\0'};

static WCHAR defSystem[] = {'A','r','i','a','l','\0'};
static WCHAR SystemW[] = {'S','y','s','t','e','m','\0'};
static WCHAR MSSansSerifW[] = {'M','S',' ','S','a','n','s',' ',
			       'S','e','r','i','f','\0'};
static WCHAR HelvW[] = {'H','e','l','v','\0'};

static WCHAR ArabicW[] = {'A','r','a','b','i','c','\0'};
static WCHAR BalticW[] = {'B','a','l','t','i','c','\0'};
static WCHAR Central_EuropeanW[] = {'C','e','n','t','r','a','l',' ',
				    'E','u','r','o','p','e','a','n','\0'};
static WCHAR CyrillicW[] = {'C','y','r','i','l','l','i','c','\0'};
static WCHAR GreekW[] = {'G','r','e','e','k','\0'};
static WCHAR HebrewW[] = {'H','e','b','r','e','w','\0'};
static WCHAR SymbolW[] = {'S','y','m','b','o','l','\0'};
static WCHAR ThaiW[] = {'T','h','a','i','\0'};
static WCHAR TurkishW[] = {'T','u','r','k','i','s','h','\0'};
static WCHAR VietnameseW[] = {'V','i','e','t','n','a','m','e','s','e','\0'};
static WCHAR WesternW[] = {'W','e','s','t','e','r','n','\0'};

static WCHAR *ElfScriptsW[32] = { /* these are in the order of the fsCsb[0] bits */
    WesternW, /*00*/
    Central_EuropeanW,
    CyrillicW,
    GreekW,
    TurkishW,
    HebrewW,
    ArabicW,
    BalticW,
    VietnameseW, /*08*/
    NULL, NULL, NULL, NULL, NULL, NULL, NULL, /*15*/
    ThaiW,
    NULL, NULL, NULL, NULL, NULL, NULL, NULL, /*23*/
    NULL, NULL, NULL, NULL, NULL, NULL, NULL,
    SymbolW /*31*/
};

static BOOL AddFontFileToList(char *file)
{
    FT_Face ft_face;
    TT_OS2 *pOS2;
    WCHAR *FamilyW, *StyleW;
    DWORD len;
    Family *family = FontList;
    Family **insert = &FontList;
    Face **insertface;
    FT_Error err;
    int i;

    TRACE("Loading font file %s\n", debugstr_a(file));
    if((err = FT_New_Face(library, file, 0, &ft_face)) != 0) {
        ERR("Unable to load font file %s err = %x\n", debugstr_a(file), err);
	return FALSE;
    }

    if(!FT_IS_SFNT(ft_face)) { /* for now we'll skip everything but TT/OT */
        FT_Done_Face(ft_face);
	return FALSE;
    }

    len = MultiByteToWideChar(CP_ACP, 0, ft_face->family_name, -1, NULL, 0);
    FamilyW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
    MultiByteToWideChar(CP_ACP, 0, ft_face->family_name, -1, FamilyW, len);

    while(family) {
        if(!strcmpW(family->FamilyName, FamilyW))
	    break;
	insert = &family->next;
	family = family->next;
    }
    if(!family) {
        family = *insert = HeapAlloc(GetProcessHeap(), 0, sizeof(*family));
	family->FamilyName = FamilyW;
	family->FirstFace = NULL;
	family->next = NULL;
    } else {
        HeapFree(GetProcessHeap(), 0, FamilyW);
    }

    len = MultiByteToWideChar(CP_ACP, 0, ft_face->style_name, -1, NULL, 0);
    StyleW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
    MultiByteToWideChar(CP_ACP, 0, ft_face->style_name, -1, StyleW, len);

    
    for(insertface = &family->FirstFace; *insertface;
	insertface = &(*insertface)->next) {
        if(!strcmpW((*insertface)->StyleName, StyleW)) {
	    ERR("Already loaded font %s %s\n", debugstr_w(family->FamilyName),
		debugstr_w(StyleW));
	    HeapFree(GetProcessHeap(), 0, StyleW);
	    FT_Done_Face(ft_face);
	    return FALSE;
	}
    }
    *insertface = HeapAlloc(GetProcessHeap(), 0, sizeof(**insertface));
    (*insertface)->StyleName = StyleW;
    (*insertface)->file = HeapAlloc(GetProcessHeap(),0,strlen(file)+1);
    strcpy((*insertface)->file, file);
    (*insertface)->next = NULL;
    (*insertface)->Italic = (ft_face->style_flags & FT_STYLE_FLAG_ITALIC) ? 1 : 0;
    (*insertface)->Bold = (ft_face->style_flags & FT_STYLE_FLAG_BOLD) ? 1 : 0;

    pOS2 = FT_Get_Sfnt_Table(ft_face, ft_sfnt_os2);
    if(pOS2) {
	(*insertface)->fsCsb[0] = pOS2->ulCodePageRange1;
	(*insertface)->fsCsb[1] = pOS2->ulCodePageRange2;
    } else {
        (*insertface)->fsCsb[0] = (*insertface)->fsCsb[1] = 0;
    }

    if((*insertface)->fsCsb[0] == 0) { /* let's see if we can find any interesting cmaps */
        for(i = 0; i < ft_face->num_charmaps &&
	      !(*insertface)->fsCsb[0]; i++) {
	    switch(ft_face->charmaps[i]->encoding) {
	    case ft_encoding_unicode:
	        (*insertface)->fsCsb[0] = 1;
		break;
	    case ft_encoding_symbol:
	        (*insertface)->fsCsb[0] = 1L << 31;
		break;
	    default:
	        break;
	    }
	}
    }

    FT_Done_Face(ft_face);

    TRACE("Added font %s %s\n", debugstr_w(family->FamilyName),
	  debugstr_w(StyleW));
    return TRUE;
}

static void DumpFontList(void)
{
    Family *family;
    Face *face;

    for(family = FontList; family; family = family->next) {
        TRACE("Family: %s\n", debugstr_w(family->FamilyName));
        for(face = family->FirstFace; face; face = face->next) {
	    TRACE("\t%s\n", debugstr_w(face->StyleName));
	}
    }
    return;
}

static BOOL ReadFontDir(char *dirname)
{
    DIR *dir;
    struct dirent *dent;
    char path[MAX_PATH];

    TRACE("Loading fonts from %s\n", debugstr_a(dirname));

    dir = opendir(dirname);
    if(!dir) {
        ERR("Can't open directory %s\n", debugstr_a(dirname));
	return FALSE;
    }
    while((dent = readdir(dir)) != NULL) {
	struct stat statbuf;

        if(!strcmp(dent->d_name, ".") || !strcmp(dent->d_name, ".."))
	    continue;

	TRACE("Found %s in %s\n", debugstr_a(dent->d_name), debugstr_a(dirname));

	sprintf(path, "%s/%s", dirname, dent->d_name);

	if(stat(path, &statbuf) == -1)
	{
	    WARN("Can't stat %s\n", debugstr_a(path));
	    continue;
	}
	if(S_ISDIR(statbuf.st_mode))
	    ReadFontDir(path);
	else
	    AddFontFileToList(path);
    }
    return TRUE;
}



/*************************************************************
 *    WineEngInit
 *
 * Initialize FreeType library and create a list of available faces
 */
BOOL WineEngInit(void)
{
    HKEY hkey;
    DWORD valuelen, datalen, i = 0, type, dlen, vlen;
    LPSTR value;
    LPVOID data;
    char windowsdir[MAX_PATH];
    char unixname[MAX_PATH];

    TRACE("\n");

    if(FT_Init_FreeType(&library) != 0) {
        ERR("Can't init FreeType library\n");
	return FALSE;
    }

    /* load in the fonts from %WINDOWSDIR%\\Fonts first of all */
    GetWindowsDirectoryA(windowsdir, sizeof(windowsdir));
    strcat(windowsdir, "\\Fonts");
    wine_get_unix_file_name(windowsdir, unixname, sizeof(unixname));
    ReadFontDir(unixname);

    /* then look in any directories that we've specified in the config file */
    if(RegOpenKeyA(HKEY_LOCAL_MACHINE,
		   "Software\\Wine\\Wine\\Config\\FontDirs",
		   &hkey) == ERROR_SUCCESS) {

        RegQueryInfoKeyA(hkey, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
			 &valuelen, &datalen, NULL, NULL);

	valuelen++; /* returned value doesn't include room for '\0' */
	value = HeapAlloc(GetProcessHeap(), 0, valuelen);
	data = HeapAlloc(GetProcessHeap(), 0, datalen);

	dlen = datalen;
	vlen = valuelen;
	while(RegEnumValueA(hkey, i++, value, &vlen, NULL, &type, data,
			    &dlen) == ERROR_SUCCESS) {
	    TRACE("Got %s=%s\n", value, (LPSTR)data);
	    ReadFontDir((LPSTR)data);
	    /* reset dlen and vlen */
	    dlen = datalen;
	    vlen = valuelen;
	}
	HeapFree(GetProcessHeap(), 0, data);
	HeapFree(GetProcessHeap(), 0, value);
	RegCloseKey(hkey);
    }

    DumpFontList();
    return TRUE;
}


static LONG calc_ppem_for_height(FT_Face ft_face, LONG height)
{
    TT_OS2 *pOS2;
    LONG ppem;

    pOS2 = FT_Get_Sfnt_Table(ft_face, ft_sfnt_os2);

    if(height == 0) height = 16;

    /* Calc. height of EM square:
     *
     * For +ve lfHeight we have
     * lfHeight = (winAscent + winDescent) * ppem / units_per_em
     * Re-arranging gives:
     * ppem = units_per_em * lfheight / (winAscent + winDescent)
     *
     * For -ve lfHeight we have
     * |lfHeight| = ppem
     * [i.e. |lfHeight| = (winAscent + winDescent - il) * ppem / units_per_em
     * with il = winAscent + winDescent - units_per_em]
     *
     */

    if(height > 0)
        ppem = ft_face->units_per_EM * height /
	    (pOS2->usWinAscent + pOS2->usWinDescent);
    else
        ppem = -height;

    return ppem;
}

static LONG load_VDMX(GdiFont, LONG);

static FT_Face OpenFontFile(GdiFont font, char *file, LONG height)
{
    FT_Error err;
    FT_Face ft_face;
    LONG ppem;

    err = FT_New_Face(library, file, 0, &ft_face);
    if(err) {
        ERR("FT_New_Face rets %d\n", err);
	return 0;
    }

    /* set it here, as load_VDMX needs it */
    font->ft_face = ft_face;

    /* load the VDMX table if we have one */
    ppem = load_VDMX(font, height);
    if(ppem == 0)
        ppem = calc_ppem_for_height(ft_face, height);

    FT_Set_Pixel_Sizes(ft_face, 0, ppem);

    return ft_face;
}

static int get_nearest_charset(Face *face, int lfcharset)
{
    CHARSETINFO csi;
    TranslateCharsetInfo((DWORD*)lfcharset, &csi, TCI_SRCCHARSET);

    if(csi.fs.fsCsb[0] & face->fsCsb[0]) return lfcharset;

    if(face->fsCsb[0] & 0x1) return ANSI_CHARSET;

    if(face->fsCsb[0] & (1L << 31)) return SYMBOL_CHARSET;

    FIXME("returning DEFAULT_CHARSET face->fsCsb[0] = %08lx file = %s\n",
	  face->fsCsb[0], face->file);
    return DEFAULT_CHARSET;
}

static GdiFont alloc_font(void)
{
    GdiFont ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret));
    ret->gmsize = INIT_GM_SIZE;
    ret->gm = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
			ret->gmsize * sizeof(*ret->gm));
    ret->next = NULL;
    return ret;
}

static void free_font(GdiFont font)
{
    FT_Done_Face(font->ft_face);
    HeapFree(GetProcessHeap(), 0, font->gm);
    HeapFree(GetProcessHeap(), 0, font);
}


/*************************************************************
 * load_VDMX
 *
 * load the vdmx entry for the specified height
 */

#define MS_MAKE_TAG( _x1, _x2, _x3, _x4 ) \
          ( ( (FT_ULong)_x4 << 24 ) |     \
            ( (FT_ULong)_x3 << 16 ) |     \
            ( (FT_ULong)_x2 <<  8 ) |     \
              (FT_ULong)_x1         )

#define MS_VDMX_TAG MS_MAKE_TAG('V', 'D', 'M', 'X')

typedef struct {
    BYTE bCharSet;
    BYTE xRatio;
    BYTE yStartRatio;
    BYTE yEndRatio;
} Ratios;


static LONG load_VDMX(GdiFont font, LONG height)
{
    BYTE hdr[6], tmp[2], group[4];
    BYTE devXRatio, devYRatio;
    USHORT numRecs, numRatios;
    DWORD offset = -1;
    LONG ppem = 0;
    int i, result;

    result = WineEngGetFontData(font, MS_VDMX_TAG, 0, hdr, 6);

    if(result == GDI_ERROR) /* no vdmx table present, use linear scaling */
	return ppem;

    /* FIXME: need the real device aspect ratio */
    devXRatio = 1;
    devYRatio = 1;

    numRecs = GET_BE_WORD(&hdr[2]);
    numRatios = GET_BE_WORD(&hdr[4]);

    for(i = 0; i < numRatios; i++) {
	Ratios ratio;
	
	offset = (3 * 2) + (i * sizeof(Ratios));
	WineEngGetFontData(font, MS_VDMX_TAG, offset, &ratio, sizeof(Ratios));
	offset = -1;

	TRACE("Ratios[%d] %d  %d : %d -> %d\n", i, ratio.bCharSet, ratio.xRatio, ratio.yStartRatio, ratio.yEndRatio);

	if(ratio.bCharSet != 1)
	    continue;

	if((ratio.xRatio == 0 && 
	    ratio.yStartRatio == 0 &&
	    ratio.yEndRatio == 0) ||
	   (devXRatio == ratio.xRatio && 
	    devYRatio >= ratio.yStartRatio &&
	    devYRatio <= ratio.yEndRatio)) 
	    {
		offset = (3 * 2) + (numRatios * 4) + (i * 2);
		WineEngGetFontData(font, MS_VDMX_TAG, offset, tmp, 2);
		offset = GET_BE_WORD(tmp);
		break;
	    }
    }

    if(offset < 0) {
	FIXME("No suitable ratio found");
	return ppem;
    }

    if(WineEngGetFontData(font, MS_VDMX_TAG, offset, group, 4) != GDI_ERROR) {
	USHORT recs;
	BYTE startsz, endsz;
	BYTE *vTable;

	recs = GET_BE_WORD(group);
	startsz = group[2];
	endsz = group[3];

	TRACE("recs=%d  startsz=%d  endsz=%d\n", recs, startsz, endsz);

	vTable = HeapAlloc(GetProcessHeap(), 0, recs * 6);
	result = WineEngGetFontData(font, MS_VDMX_TAG, offset + 4, vTable, recs * 6);
	if(result == GDI_ERROR) {
	    FIXME("Failed to retrieve vTable\n");
	    goto end;
	}

	if(height > 0) {
	    for(i = 0; i < recs; i++) {
		SHORT yMax = GET_BE_WORD(&vTable[(i * 6) + 2]);
                SHORT yMin = GET_BE_WORD(&vTable[(i * 6) + 4]);
		ppem = GET_BE_WORD(&vTable[i * 6]);

		if(yMax + -yMin == height) {
		    font->yMax = yMax;
		    font->yMin = yMin;
		    TRACE("ppem %ld found; height=%ld  yMax=%d  yMin=%d\n", ppem, height, font->yMax, font->yMin);
		    break;
		}
		if(yMax + -yMin > height) {
		    if(--i < 0) {
			ppem = 0;
			goto end; /* failed */
		    }
		    font->yMax = GET_BE_WORD(&vTable[(i * 6) + 2]);
		    font->yMin = GET_BE_WORD(&vTable[(i * 6) + 4]);
                    TRACE("ppem %ld found; height=%ld  yMax=%d  yMin=%d\n", ppem, height, font->yMax, font->yMin);
		    break;
		}
	    }
	    if(!font->yMax) {
		ppem = 0;
		TRACE("ppem not found for height %ld\n", height);
	    }
	} else {
	    ppem = -height;
	    if(ppem < startsz || ppem > endsz)
		goto end;

	    for(i = 0; i < recs; i++) {
		USHORT yPelHeight;
		yPelHeight = GET_BE_WORD(&vTable[i * 6]);
		
		if(yPelHeight > ppem)
		    break; /* failed */
		
		if(yPelHeight == ppem) {
		    font->yMax = GET_BE_WORD(&vTable[(i * 6) + 2]);
		    font->yMin = GET_BE_WORD(&vTable[(i * 6) + 4]);
		    TRACE("ppem %ld found; yMax=%d  yMin=%d\n", ppem, font->yMax, font->yMin);
		    break;
		}
	    }
	}
	end:
	HeapFree(GetProcessHeap(), 0, vTable);
    }

    return ppem;
}


/*************************************************************
 * WineEngCreateFontInstance
 *
 */
GdiFont WineEngCreateFontInstance(HFONT hfont)
{
    GdiFont ret;
    Face *face;
    Family *family = NULL;
    WCHAR FaceName[LF_FACESIZE];
    BOOL bd, it;
    FONTOBJ *font = GDI_GetObjPtr(hfont, FONT_MAGIC);
    LOGFONTW *plf = &font->logfont;

    TRACE("%s, h=%ld, it=%d, weight=%ld, PandF=%02x, charset=%d orient %ld escapement %ld\n",
	  debugstr_w(plf->lfFaceName), plf->lfHeight, plf->lfItalic,
	  plf->lfWeight, plf->lfPitchAndFamily, plf->lfCharSet, plf->lfOrientation,
	  plf->lfEscapement);

    /* check the cache first */
    for(ret = GdiFontList; ret; ret = ret->next) {
	if(ret->hfont == hfont) {
	    GDI_ReleaseObj(hfont);
	    TRACE("returning cached gdiFont(%p) for hFont %x\n", ret, hfont);
	    return ret;
	}
    }

    if(!FontList) /* No fonts installed */
    {
	GDI_ReleaseObj(hfont);
	TRACE("No fonts installed\n");
	return NULL;
    }

    ret = alloc_font();

    strcpyW(FaceName, plf->lfFaceName);

    if(FaceName[0] != '\0') {
        for(family = FontList; family; family = family->next) {
	    if(!strcmpiW(family->FamilyName, FaceName))
	         break;
	}

	if(!family) { /* do other aliases here */
	    if(!strcmpiW(FaceName, SystemW))
	        strcpyW(FaceName, defSystem);
	    else if(!strcmpiW(FaceName, MSSansSerifW))
	        strcpyW(FaceName, defSans);
	    else if(!strcmpiW(FaceName, HelvW))
	        strcpyW(FaceName, defSans);
	    else
	        goto not_found;

	    for(family = FontList; family; family = family->next) {
	        if(!strcmpiW(family->FamilyName, FaceName))
		    break;
	    }
	}
    }

not_found:
    if(!family) {
        if(plf->lfPitchAndFamily & FIXED_PITCH ||
	   plf->lfPitchAndFamily & FF_MODERN)
	  strcpyW(FaceName, defFixed);
	else if(plf->lfPitchAndFamily & FF_ROMAN)
	  strcpyW(FaceName, defSerif);
	else if(plf->lfPitchAndFamily & FF_SWISS)
	  strcpyW(FaceName, defSans);
	for(family = FontList; family; family = family->next) {
	    if(!strcmpiW(family->FamilyName, FaceName))
	        break;
	}
    }

    if(!family) {
        family = FontList;
	FIXME("just using first face for now\n");
    }

    it = plf->lfItalic ? 1 : 0;
    bd = plf->lfWeight > 550 ? 1 : 0;

    for(face = family->FirstFace; face; face = face->next) {
      if(!(face->Italic ^ it) && !(face->Bold ^ bd))
	break;
    }
    if(!face) {
        face = family->FirstFace;
	if(it && !face->Italic) ret->fake_italic = TRUE;
	if(bd && !face->Bold) ret->fake_bold = TRUE;
    }
    ret->charset = get_nearest_charset(face, plf->lfCharSet);

    TRACE("Choosen %s %s\n", debugstr_w(family->FamilyName),
	  debugstr_w(face->StyleName));

    ret->ft_face = OpenFontFile(ret, face->file, plf->lfHeight);

    if(ret->charset == SYMBOL_CHARSET)
        FT_Select_Charmap(ret->ft_face, ft_encoding_symbol);
    ret->orientation = plf->lfOrientation;
    GDI_ReleaseObj(hfont);

    TRACE("caching: gdiFont=%p  hfont=%x\n", ret, hfont);
    ret->hfont = hfont;
    ret->next = GdiFontList;
    GdiFontList = ret;

    return ret;
}

static void DumpGdiFontList(void)
{
    GdiFont gdiFont;

    TRACE("---------- gdiFont Cache ----------\n");
    for(gdiFont = GdiFontList; gdiFont; gdiFont = gdiFont->next) {
	FONTOBJ *font = GDI_GetObjPtr(gdiFont->hfont, FONT_MAGIC);
	LOGFONTW *plf = &font->logfont;
	TRACE("gdiFont=%p  hfont=%x (%s)\n", 
	       gdiFont, gdiFont->hfont, debugstr_w(plf->lfFaceName));
	GDI_ReleaseObj(gdiFont->hfont);
    }
}

/*************************************************************
 * WineEngDestroyFontInstance
 *
 * free the gdiFont associated with this handle
 *
 */
BOOL WineEngDestroyFontInstance(HFONT handle)
{
    GdiFont gdiFont;
    GdiFont gdiPrev = NULL;

    TRACE("destroying hfont=%x\n", handle);
    if(TRACE_ON(font))
	DumpGdiFontList();
    
    for(gdiFont = GdiFontList; gdiFont; gdiFont = gdiFont->next) {
	if(gdiFont->hfont == handle) {
	    if(gdiPrev)
		gdiPrev->next = gdiFont->next;
	    else
		GdiFontList = gdiFont->next;
	    
	    free_font(gdiFont);
	    return TRUE;
	}
	gdiPrev = gdiFont;
    }
    return FALSE;
}

static void GetEnumStructs(Face *face, LPENUMLOGFONTEXW pelf,
			   LPNEWTEXTMETRICEXW pntm, LPDWORD ptype)
{
    OUTLINETEXTMETRICW *potm;
    UINT size;
    GdiFont font = alloc_font();

    font->ft_face = OpenFontFile(font, face->file, 100);

    memset(&pelf->elfLogFont, 0, sizeof(LOGFONTW));

    size = WineEngGetOutlineTextMetrics(font, 0, NULL);
    potm = HeapAlloc(GetProcessHeap(), 0, size);
    WineEngGetOutlineTextMetrics(font, size, potm);

#define TM potm->otmTextMetrics

    pntm->ntmTm.tmHeight = pelf->elfLogFont.lfHeight = TM.tmHeight;
    pntm->ntmTm.tmAscent = TM.tmAscent;
    pntm->ntmTm.tmDescent = TM.tmDescent;
    pntm->ntmTm.tmInternalLeading = TM.tmInternalLeading;
    pntm->ntmTm.tmExternalLeading = TM.tmExternalLeading;
    pntm->ntmTm.tmAveCharWidth = pelf->elfLogFont.lfWidth = TM.tmAveCharWidth;
    pntm->ntmTm.tmMaxCharWidth = TM.tmMaxCharWidth;
    pntm->ntmTm.tmWeight = pelf->elfLogFont.lfWeight = TM.tmWeight;
    pntm->ntmTm.tmOverhang = TM.tmOverhang;
    pntm->ntmTm.tmDigitizedAspectX = TM.tmDigitizedAspectX;
    pntm->ntmTm.tmDigitizedAspectY = TM.tmDigitizedAspectY;
    pntm->ntmTm.tmFirstChar = TM.tmFirstChar;
    pntm->ntmTm.tmLastChar = TM.tmLastChar;
    pntm->ntmTm.tmDefaultChar = TM.tmDefaultChar;
    pntm->ntmTm.tmBreakChar = TM.tmBreakChar;
    pntm->ntmTm.tmItalic = pelf->elfLogFont.lfItalic = TM.tmItalic;
    pntm->ntmTm.tmUnderlined = pelf->elfLogFont.lfUnderline = TM.tmUnderlined;
    pntm->ntmTm.tmStruckOut = pelf->elfLogFont.lfStrikeOut = TM.tmStruckOut;
    pntm->ntmTm.tmPitchAndFamily = TM.tmPitchAndFamily;
    pelf->elfLogFont.lfPitchAndFamily = (TM.tmPitchAndFamily & 0xf1) + 1;
    pntm->ntmTm.tmCharSet = pelf->elfLogFont.lfCharSet = TM.tmCharSet;
    pelf->elfLogFont.lfOutPrecision = OUT_STROKE_PRECIS;
    pelf->elfLogFont.lfClipPrecision = CLIP_STROKE_PRECIS;
    pelf->elfLogFont.lfQuality = DRAFT_QUALITY;

    pntm->ntmTm.ntmFlags = TM.tmItalic ? NTM_ITALIC : 0;
    if(TM.tmWeight > 550) pntm->ntmTm.ntmFlags |= NTM_BOLD;
    if(pntm->ntmTm.ntmFlags == 0) pntm->ntmTm.ntmFlags = NTM_REGULAR;

    pntm->ntmTm.ntmSizeEM = potm->otmEMSquare;
    pntm->ntmTm.ntmCellHeight = 0;
    pntm->ntmTm.ntmAvgWidth = 0;

    *ptype = TM.tmPitchAndFamily & TMPF_TRUETYPE ? TRUETYPE_FONTTYPE : 0;
    if(!(TM.tmPitchAndFamily & TMPF_VECTOR))
        *ptype |= RASTER_FONTTYPE;

#undef TM
    memset(&pntm->ntmFontSig, 0, sizeof(FONTSIGNATURE));

    strncpyW(pelf->elfLogFont.lfFaceName,
	     (WCHAR*)((char*)potm + (ptrdiff_t)potm->otmpFamilyName),
	     LF_FACESIZE);
    strncpyW(pelf->elfFullName,
	     (WCHAR*)((char*)potm + (ptrdiff_t)potm->otmpFaceName),
	     LF_FULLFACESIZE);
    strncpyW(pelf->elfStyle,
	     (WCHAR*)((char*)potm + (ptrdiff_t)potm->otmpStyleName),
	     LF_FACESIZE);
    pelf->elfScript[0] = '\0'; /* This will get set in WineEngEnumFonts */

    HeapFree(GetProcessHeap(), 0, potm);
    free_font(font);
    return;
}

/*************************************************************
 * WineEngEnumFonts
 *
 */
DWORD WineEngEnumFonts(LPLOGFONTW plf, DEVICEFONTENUMPROC proc,
		       LPARAM lparam)
{
    Family *family;
    Face *face;
    ENUMLOGFONTEXW elf;
    NEWTEXTMETRICEXW ntm;
    DWORD type, ret = 1;
    FONTSIGNATURE fs;
    CHARSETINFO csi;
    int i;

    TRACE("facename = %s charset %d\n", debugstr_w(plf->lfFaceName), plf->lfCharSet);
    if(plf->lfFaceName[0]) {
        for(family = FontList; family; family = family->next) {
	    if(!strcmpiW(plf->lfFaceName, family->FamilyName)) {
	        for(face = family->FirstFace; face; face = face->next) {
		    GetEnumStructs(face, &elf, &ntm, &type);
		    for(i = 0; i < 32; i++) {
		        if(face->fsCsb[0] & (1L << i)) {
			    fs.fsCsb[0] = 1L << i;
			    fs.fsCsb[1] = 0;
			    if(!TranslateCharsetInfo(fs.fsCsb, &csi,
						     TCI_SRCFONTSIG))
			        csi.ciCharset = DEFAULT_CHARSET;
			    if(i == 31) csi.ciCharset = SYMBOL_CHARSET;
			    if(csi.ciCharset != DEFAULT_CHARSET) {
			        elf.elfLogFont.lfCharSet =
				  ntm.ntmTm.tmCharSet = csi.ciCharset;
				if(ElfScriptsW[i])
				    strcpyW(elf.elfScript, ElfScriptsW[i]);
				else
				    FIXME("Unknown elfscript for bit %d\n", i);
				TRACE("enuming face %s full %s style %s charset %d type %ld script %s it %d weight %ld ntmflags %08lx\n",
				      debugstr_w(elf.elfLogFont.lfFaceName),
				      debugstr_w(elf.elfFullName), debugstr_w(elf.elfStyle),
				      csi.ciCharset, type, debugstr_w(elf.elfScript),
				      elf.elfLogFont.lfItalic, elf.elfLogFont.lfWeight,
				      ntm.ntmTm.ntmFlags);
				ret = proc(&elf, &ntm, type, lparam);
				if(!ret) goto end;
			    }
			}
		    }
		}
	    }
	}
    } else {
        for(family = FontList; family; family = family->next) {
	    GetEnumStructs(family->FirstFace, &elf, &ntm, &type);
	    for(i = 0; i < 32; i++) {
	        if(family->FirstFace->fsCsb[0] & (1L << i)) {
		    fs.fsCsb[0] = 1L << i;
		    fs.fsCsb[1] = 0;
		    if(!TranslateCharsetInfo(fs.fsCsb, &csi,
					     TCI_SRCFONTSIG))
		        csi.ciCharset = DEFAULT_CHARSET;
		    if(i == 31) csi.ciCharset = SYMBOL_CHARSET;
		    if(csi.ciCharset != DEFAULT_CHARSET) {
		        elf.elfLogFont.lfCharSet = ntm.ntmTm.tmCharSet = 
			  csi.ciCharset;
			  if(ElfScriptsW[i])
			      strcpyW(elf.elfScript, ElfScriptsW[i]);
			  else
			      FIXME("Unknown elfscript for bit %d\n", i);
			TRACE("enuming face %s full %s style %s charset = %d type %ld script %s it %d weight %ld ntmflags %08lx\n",
			      debugstr_w(elf.elfLogFont.lfFaceName),
			      debugstr_w(elf.elfFullName), debugstr_w(elf.elfStyle),
			      csi.ciCharset, type, debugstr_w(elf.elfScript),
			      elf.elfLogFont.lfItalic, elf.elfLogFont.lfWeight,
			      ntm.ntmTm.ntmFlags);
			ret = proc(&elf, &ntm, type, lparam);
			if(!ret) goto end;
		    }
		}
	    }
	}
    }
end:
    return ret;
}

static void FTVectorToPOINTFX(FT_Vector *vec, POINTFX *pt)
{
    pt->x.value = vec->x >> 6;
    pt->x.fract = (vec->x & 0x3f) << 10;
    pt->x.fract |= ((pt->x.fract >> 6) | (pt->x.fract >> 12));
    pt->y.value = vec->y >> 6;
    pt->y.fract = (vec->y & 0x3f) << 10;
    pt->y.fract |= ((pt->y.fract >> 6) | (pt->y.fract >> 12));
    return;
}

static FT_UInt get_glyph_index(GdiFont font, UINT glyph)
{
    if(font->charset == SYMBOL_CHARSET && glyph < 0x100)
        glyph = glyph + 0xf000;
    return FT_Get_Char_Index(font->ft_face, glyph);
}

/*************************************************************
 * WineEngGetGlyphOutline
 *
 * Behaves in exactly the same way as the win32 api GetGlyphOutline
 * except that the first parameter is the HWINEENGFONT of the font in
 * question rather than an HDC.
 *
 */
DWORD WineEngGetGlyphOutline(GdiFont font, UINT glyph, UINT format,
			     LPGLYPHMETRICS lpgm, DWORD buflen, LPVOID buf,
			     const MAT2* lpmat)
{
    FT_Face ft_face = font->ft_face;
    FT_UInt glyph_index;
    DWORD width, height, pitch, needed = 0;
    FT_Bitmap ft_bitmap;
    FT_Error err;
    INT left, right, top = 0, bottom = 0;
    FT_Angle angle = 0;

    TRACE("%p, %04x, %08x, %p, %08lx, %p, %p\n", font, glyph, format, lpgm,
	  buflen, buf, lpmat);

    if(format & GGO_GLYPH_INDEX) {
        glyph_index = glyph;
	format &= ~GGO_GLYPH_INDEX;
    } else
        glyph_index = get_glyph_index(font, glyph);

    if(glyph_index >= font->gmsize) {
        font->gmsize = (glyph_index / INIT_GM_SIZE + 1) * INIT_GM_SIZE;
	font->gm = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, font->gm,
			       font->gmsize * sizeof(*font->gm));
    } else {
        if(format == GGO_METRICS && font->gm[glyph_index].init) {
	    memcpy(lpgm, &font->gm[glyph_index].gm, sizeof(*lpgm));
	    return 1; /* FIXME */
	}
    }

    err = FT_Load_Glyph(ft_face, glyph_index, FT_LOAD_DEFAULT);

    if(err) {
        FIXME("FT_Load_Glyph on index %x returns %d\n", glyph_index, err);
	return GDI_ERROR;
    }

    left = ft_face->glyph->metrics.horiBearingX & -64;
    right = ((ft_face->glyph->metrics.horiBearingX +
		  ft_face->glyph->metrics.width) + 63) & -64;

    font->gm[glyph_index].adv = (ft_face->glyph->metrics.horiAdvance + 63) >> 6;
    font->gm[glyph_index].lsb = left >> 6;
    font->gm[glyph_index].bbx = (right - left) >> 6;

    if(font->orientation == 0) {
	top = (ft_face->glyph->metrics.horiBearingY + 63) & -64;;
	bottom = (ft_face->glyph->metrics.horiBearingY -
		  ft_face->glyph->metrics.height) & -64;
	lpgm->gmCellIncX = font->gm[glyph_index].adv;
	lpgm->gmCellIncY = 0;
    } else {
        INT xc, yc;
	FT_Vector vec;
	angle = font->orientation / 10 << 16;
	angle |= ((font->orientation % 10) * (1 << 16)) / 10;
	TRACE("angle %ld\n", angle >> 16);
	for(xc = 0; xc < 2; xc++) {
	    for(yc = 0; yc < 2; yc++) {
	        vec.x = ft_face->glyph->metrics.horiBearingX +
		  xc * ft_face->glyph->metrics.width;
		vec.y = ft_face->glyph->metrics.horiBearingY -
		  yc * ft_face->glyph->metrics.height;
		TRACE("Vec %ld,%ld\n", vec.x, vec.y);
		FT_Vector_Rotate(&vec, angle);
		if(xc == 0 && yc == 0) {
		    left = right = vec.x;
		    top = bottom = vec.y;
		} else {
		    if(vec.x < left) left = vec.x;
		    else if(vec.x > right) right = vec.x;
		    if(vec.y < bottom) bottom = vec.y;
		    else if(vec.y > top) top = vec.y;
		}
	    }
	}
	left = left & -64;
	right = (right + 63) & -64;
	bottom = bottom & -64;
	top = (top + 63) & -64;

	TRACE("transformed box: (%d,%d - %d,%d)\n", left, top, right, bottom);
	vec.x = ft_face->glyph->metrics.horiAdvance;
	vec.y = 0;
	FT_Vector_Rotate(&vec, angle);
	lpgm->gmCellIncX = (vec.x+63) >> 6;
	lpgm->gmCellIncY = -(vec.y+63) >> 6;
    }
    lpgm->gmBlackBoxX = (right - left) >> 6;
    lpgm->gmBlackBoxY = (top - bottom) >> 6;
    lpgm->gmptGlyphOrigin.x = left >> 6;
    lpgm->gmptGlyphOrigin.y = top >> 6;

    memcpy(&font->gm[glyph_index].gm, lpgm, sizeof(*lpgm));
    font->gm[glyph_index].init = TRUE;

    if(format == GGO_METRICS)
        return 1; /* FIXME */
    
    if(ft_face->glyph->format != ft_glyph_format_outline) {
        FIXME("loaded a bitmap\n");
	return GDI_ERROR;
    }

    switch(format) {
    case GGO_BITMAP:
        width = lpgm->gmBlackBoxX;
	height = lpgm->gmBlackBoxY;
	pitch = (width + 31) / 32 * 4;
        needed = pitch * height;

	if(!buf || !buflen) break;
	ft_bitmap.width = width;
	ft_bitmap.rows = height;
	ft_bitmap.pitch = pitch;
	ft_bitmap.pixel_mode = ft_pixel_mode_mono;
	ft_bitmap.buffer = buf;

	if(font->orientation) {
	    FT_Matrix matrix;
	    matrix.xx = matrix.yy = FT_Cos(angle);
	    matrix.xy = -FT_Sin(angle);
	    matrix.yx = -matrix.xy;

	    FT_Outline_Transform(&ft_face->glyph->outline, &matrix);
	}

	FT_Outline_Translate(&ft_face->glyph->outline, -left, -bottom );

	/* Note: FreeType will only set 'black' bits for us. */
	memset(buf, 0, needed);
	FT_Outline_Get_Bitmap(library, &ft_face->glyph->outline, &ft_bitmap);
	break;

    case GGO_GRAY2_BITMAP:
    case GGO_GRAY4_BITMAP:
    case GGO_GRAY8_BITMAP:
    case WINE_GGO_GRAY16_BITMAP:
      {
	int mult, row, col;
	BYTE *start, *ptr;

        width = lpgm->gmBlackBoxX;
	height = lpgm->gmBlackBoxY;
	pitch = (width + 3) / 4 * 4;
	needed = pitch * height;

	if(!buf || !buflen) break;
	ft_bitmap.width = width;
	ft_bitmap.rows = height;
	ft_bitmap.pitch = pitch;
	ft_bitmap.pixel_mode = ft_pixel_mode_grays;
	ft_bitmap.buffer = buf;

	if(font->orientation) {
	    FT_Matrix matrix;
	    matrix.xx = matrix.yy = FT_Cos(angle);
	    matrix.xy = -FT_Sin(angle);
	    matrix.yx = -matrix.xy;
	    FT_Outline_Transform(&ft_face->glyph->outline, &matrix);
	}

	FT_Outline_Translate(&ft_face->glyph->outline, -left, -bottom );

	FT_Outline_Get_Bitmap(library, &ft_face->glyph->outline, &ft_bitmap);

	if(format == GGO_GRAY2_BITMAP)
	    mult = 5;
	else if(format == GGO_GRAY4_BITMAP)
	    mult = 17;
	else if(format == GGO_GRAY8_BITMAP)
	    mult = 65;
	else if(format == WINE_GGO_GRAY16_BITMAP)
	    break;
	else {
	    assert(0);
	    break;
	}

	start = buf;
	for(row = 0; row < height; row++) {
	    ptr = start;
	    for(col = 0; col < width; col++, ptr++) {
	        *ptr = (*(unsigned int*)ptr * mult + 128) / 256;
	    }
	    start += pitch;
	}
	break;
      }

    case GGO_NATIVE:
      {
	int contour, point = 0, first_pt;
	FT_Outline *outline = &ft_face->glyph->outline;
	TTPOLYGONHEADER *pph;
	TTPOLYCURVE *ppc;
	DWORD pph_start, cpfx, type;

	if(buflen == 0) buf = NULL;

        for(contour = 0; contour < outline->n_contours; contour++) {
	    pph_start = needed;
	    pph = buf + needed;
	    first_pt = point;
	    if(buf) {
	        pph->dwType = TT_POLYGON_TYPE;
		FTVectorToPOINTFX(&outline->points[point], &pph->pfxStart);
	    }
	    needed += sizeof(*pph);
	    point++;
	    while(point <= outline->contours[contour]) {
	        ppc = buf + needed;
		type = (outline->tags[point] == FT_Curve_Tag_On) ?
		  TT_PRIM_LINE : TT_PRIM_QSPLINE;
		cpfx = 0;
		do {
		    if(buf)
		        FTVectorToPOINTFX(&outline->points[point], &ppc->apfx[cpfx]);
		    cpfx++;
		    point++;
		} while(point <= outline->contours[contour] &&
			outline->tags[point] == outline->tags[point-1]);
		/* At the end of a contour Windows adds the start point */
		if(point > outline->contours[contour]) {
		    if(buf)
		        FTVectorToPOINTFX(&outline->points[first_pt], &ppc->apfx[cpfx]);
		    cpfx++;
		} else if(outline->tags[point] == FT_Curve_Tag_On) {
		  /* add closing pt for bezier */
		    if(buf)
		        FTVectorToPOINTFX(&outline->points[point], &ppc->apfx[cpfx]);
		    cpfx++;
		    point++;
		}
		if(buf) {
		    ppc->wType = type;
		    ppc->cpfx = cpfx;
		}
		needed += sizeof(*ppc) + (cpfx - 1) * sizeof(POINTFX);
	    }
	    if(buf)
	        pph->cb = needed - pph_start;
	}
	break;
      }
    default:
        FIXME("Unsupported format %d\n", format);
	return GDI_ERROR;
    }
    return needed;
}

/*************************************************************
 * WineEngGetTextMetrics
 *
 */
BOOL WineEngGetTextMetrics(GdiFont font, LPTEXTMETRICW ptm)
{
    FT_Face ft_face = font->ft_face;
    TT_OS2 *pOS2;
    TT_HoriHeader *pHori;
    FT_Fixed x_scale, y_scale;

    TRACE("font=%p, ptm=%p\n", font, ptm);
    
    x_scale = ft_face->size->metrics.x_scale;
    y_scale = ft_face->size->metrics.y_scale;

    pOS2 = FT_Get_Sfnt_Table(ft_face, ft_sfnt_os2);
    if(!pOS2) {
      FIXME("Can't find OS/2 table - not TT font?\n");
      return 0;
    }

    pHori = FT_Get_Sfnt_Table(ft_face, ft_sfnt_hhea);
    if(!pHori) {
      FIXME("Can't find HHEA table - not TT font?\n");
      return 0;
    }

    TRACE("OS/2 winA = %d winD = %d typoA = %d typoD = %d typoLG = %d FT_Face a = %d, d = %d, h = %d: HORZ a = %d, d = %d lg = %d maxY = %ld minY = %ld\n",
	  pOS2->usWinAscent, pOS2->usWinDescent,
	  pOS2->sTypoAscender, pOS2->sTypoDescender, pOS2->sTypoLineGap,
	  ft_face->ascender, ft_face->descender, ft_face->height,
	  pHori->Ascender, pHori->Descender, pHori->Line_Gap,
	  ft_face->bbox.yMax, ft_face->bbox.yMin);

    if(font->yMax) {
	ptm->tmAscent = font->yMax;
	ptm->tmDescent = -font->yMin;
	ptm->tmInternalLeading = (ptm->tmAscent + ptm->tmDescent) - ft_face->size->metrics.y_ppem;
    } else {
	ptm->tmAscent = (FT_MulFix(pOS2->usWinAscent, y_scale) + 32) >> 6;
	ptm->tmDescent = (FT_MulFix(pOS2->usWinDescent, y_scale) + 32) >> 6;
	ptm->tmInternalLeading = (FT_MulFix(pOS2->usWinAscent + pOS2->usWinDescent
					    - ft_face->units_per_EM, y_scale) + 32) >> 6;
    }

    ptm->tmHeight = ptm->tmAscent + ptm->tmDescent;

    /* MSDN says:
     el = MAX(0, LineGap - ((WinAscent + WinDescent) - (Ascender - Descender)))
    */
    ptm->tmExternalLeading = max(0, (FT_MulFix(pHori->Line_Gap -
       		 ((pOS2->usWinAscent + pOS2->usWinDescent) -
		  (pHori->Ascender - pHori->Descender)), y_scale) + 32) >> 6);

    ptm->tmAveCharWidth = (FT_MulFix(pOS2->xAvgCharWidth, x_scale) + 32) >> 6;
    ptm->tmMaxCharWidth = (FT_MulFix(ft_face->bbox.xMax - ft_face->bbox.xMin, x_scale) + 32) >> 6;
    ptm->tmWeight = font->fake_bold ? FW_BOLD : pOS2->usWeightClass;
    ptm->tmOverhang = 0;
    ptm->tmDigitizedAspectX = 300;
    ptm->tmDigitizedAspectY = 300;
    ptm->tmFirstChar = pOS2->usFirstCharIndex;
    ptm->tmLastChar = pOS2->usLastCharIndex;
    ptm->tmDefaultChar = pOS2->usDefaultChar;
    ptm->tmBreakChar = pOS2->usBreakChar;
    ptm->tmItalic = font->fake_italic ? 255 : ((ft_face->style_flags & FT_STYLE_FLAG_ITALIC) ? 255 : 0);
    ptm->tmUnderlined = 0; /* entry in OS2 table */
    ptm->tmStruckOut = 0; /* entry in OS2 table */

    /* Yes this is correct; braindead api */
    ptm->tmPitchAndFamily = FT_IS_FIXED_WIDTH(ft_face) ? 0 : TMPF_FIXED_PITCH;
    if(FT_IS_SCALABLE(ft_face))
        ptm->tmPitchAndFamily |= TMPF_VECTOR;
    if(FT_IS_SFNT(ft_face))
        ptm->tmPitchAndFamily |= TMPF_TRUETYPE;
    ptm->tmPitchAndFamily |= FF_ROMAN;

    ptm->tmCharSet = font->charset;
    return TRUE;
}
/*************************************************************
 * WineEngGetOutlineTextMetrics
 *
 */
UINT WineEngGetOutlineTextMetrics(GdiFont font, UINT cbSize,
				  OUTLINETEXTMETRICW *potm)
{
    FT_Face ft_face = font->ft_face;
    UINT needed, lenfam, lensty, ret;
    TT_OS2 *pOS2;
    TT_HoriHeader *pHori;
    FT_Fixed x_scale, y_scale;
    WCHAR *family_nameW, *style_nameW;
    WCHAR spaceW[] = {' ', '\0'};
    char *cp;

    TRACE("font=%p\n", font);

    needed = sizeof(*potm);
    
    lenfam = MultiByteToWideChar(CP_ACP, 0, ft_face->family_name, -1, NULL, 0)
      * sizeof(WCHAR);
    family_nameW = HeapAlloc(GetProcessHeap(), 0, lenfam);
    MultiByteToWideChar(CP_ACP, 0, ft_face->family_name, -1,
			family_nameW, lenfam);

    lensty = MultiByteToWideChar(CP_ACP, 0, ft_face->style_name, -1, NULL, 0)
      * sizeof(WCHAR);
    style_nameW = HeapAlloc(GetProcessHeap(), 0, lensty);
    MultiByteToWideChar(CP_ACP, 0, ft_face->style_name, -1,
			style_nameW, lensty);

    /* These names should be read from the TT name table */

    /* length of otmpFamilyName */
    needed += lenfam;

    /* length of otmpFaceName */
    if(!strcasecmp(ft_face->style_name, "regular")) {
      needed += lenfam; /* just the family name */
    } else {
      needed += lenfam + lensty; /* family + " " + style */
    }

    /* length of otmpStyleName */
    needed += lensty;

    /* length of otmpFullName */
    needed += lenfam + lensty;

    if(needed > cbSize) {
        ret = needed;
	goto end;
    }

    x_scale = ft_face->size->metrics.x_scale;
    y_scale = ft_face->size->metrics.y_scale;

    pOS2 = FT_Get_Sfnt_Table(ft_face, ft_sfnt_os2);
    if(!pOS2) {
        FIXME("Can't find OS/2 table - not TT font?\n");
	ret = 0;
	goto end;
    }

    pHori = FT_Get_Sfnt_Table(ft_face, ft_sfnt_hhea);
    if(!pHori) {
        FIXME("Can't find HHEA table - not TT font?\n");
	ret = 0;
	goto end;
    }

    potm->otmSize = needed;

    WineEngGetTextMetrics(font, &potm->otmTextMetrics);
    
    potm->otmFiller = 0;
    memcpy(&potm->otmPanoseNumber, pOS2->panose, PANOSE_COUNT);
    potm->otmfsSelection = pOS2->fsSelection;
    potm->otmfsType = pOS2->fsType;
    potm->otmsCharSlopeRise = pHori->caret_Slope_Rise;
    potm->otmsCharSlopeRun = pHori->caret_Slope_Run;
    potm->otmItalicAngle = 0; /* POST table */
    potm->otmEMSquare = ft_face->units_per_EM;
    potm->otmAscent = (FT_MulFix(pOS2->sTypoAscender, y_scale) + 32) >> 6;
    potm->otmDescent = (FT_MulFix(pOS2->sTypoDescender, y_scale) + 32) >> 6;
    potm->otmLineGap = (FT_MulFix(pOS2->sTypoLineGap, y_scale) + 32) >> 6;
    potm->otmsCapEmHeight = (FT_MulFix(pOS2->sCapHeight, y_scale) + 32) >> 6;
    potm->otmsXHeight = (FT_MulFix(pOS2->sxHeight, y_scale) + 32) >> 6;
    potm->otmrcFontBox.left = ft_face->bbox.xMin;
    potm->otmrcFontBox.right = ft_face->bbox.xMax;
    potm->otmrcFontBox.top = ft_face->bbox.yMin;
    potm->otmrcFontBox.bottom = ft_face->bbox.yMax;
    potm->otmMacAscent = 0; /* where do these come from ? */
    potm->otmMacDescent = 0;
    potm->otmMacLineGap = 0;
    potm->otmusMinimumPPEM = 0; /* TT Header */
    potm->otmptSubscriptSize.x = (FT_MulFix(pOS2->ySubscriptXSize, x_scale) + 32) >> 6;
    potm->otmptSubscriptSize.y = (FT_MulFix(pOS2->ySubscriptYSize, y_scale) + 32) >> 6;
    potm->otmptSubscriptOffset.x = (FT_MulFix(pOS2->ySubscriptXOffset, x_scale) + 32) >> 6;
    potm->otmptSubscriptOffset.y = (FT_MulFix(pOS2->ySubscriptYOffset, y_scale) + 32) >> 6;
    potm->otmptSuperscriptSize.x = (FT_MulFix(pOS2->ySuperscriptXSize, x_scale) + 32) >> 6;
    potm->otmptSuperscriptSize.y = (FT_MulFix(pOS2->ySuperscriptYSize, y_scale) + 32) >> 6;
    potm->otmptSuperscriptOffset.x = (FT_MulFix(pOS2->ySuperscriptXOffset, x_scale) + 32) >> 6;
    potm->otmptSuperscriptOffset.y = (FT_MulFix(pOS2->ySuperscriptYOffset, y_scale) + 32) >> 6;
    potm->otmsStrikeoutSize = (FT_MulFix(pOS2->yStrikeoutSize, y_scale) + 32) >> 6;
    potm->otmsStrikeoutPosition = (FT_MulFix(pOS2->yStrikeoutPosition, y_scale) + 32) >> 6;
    potm->otmsUnderscoreSize = 0; /* POST Header */
    potm->otmsUnderscorePosition = 0; /* POST Header */

    /* otmp* members should clearly have type ptrdiff_t, but M$ knows best */
    cp = (char*)potm + sizeof(*potm);
    potm->otmpFamilyName = (LPSTR)(cp - (char*)potm);
    strcpyW((WCHAR*)cp, family_nameW);
    cp += lenfam;
    potm->otmpStyleName = (LPSTR)(cp - (char*)potm);
    strcpyW((WCHAR*)cp, style_nameW);
    cp += lensty;
    potm->otmpFaceName = (LPSTR)(cp - (char*)potm);
    strcpyW((WCHAR*)cp, family_nameW);
    if(strcasecmp(ft_face->style_name, "regular")) {
        strcatW((WCHAR*)cp, spaceW);
	strcatW((WCHAR*)cp, style_nameW);
	cp += lenfam + lensty;
    } else 
        cp += lenfam;
    potm->otmpFullName = (LPSTR)(cp - (char*)potm);
    strcpyW((WCHAR*)cp, family_nameW);
    strcatW((WCHAR*)cp, spaceW);
    strcatW((WCHAR*)cp, style_nameW);
    ret = needed;

 end:
    HeapFree(GetProcessHeap(), 0, style_nameW);
    HeapFree(GetProcessHeap(), 0, family_nameW);

    return ret;
}


/*************************************************************
 * WineEngGetCharWidth
 *
 */
BOOL WineEngGetCharWidth(GdiFont font, UINT firstChar, UINT lastChar,
			 LPINT buffer)
{
    UINT c;
    GLYPHMETRICS gm;
    FT_UInt glyph_index;

    TRACE("%p, %d, %d, %p\n", font, firstChar, lastChar, buffer);

    for(c = firstChar; c <= lastChar; c++) {
        WineEngGetGlyphOutline(font, c, GGO_METRICS, &gm, 0, NULL, NULL);
	glyph_index = get_glyph_index(font, c);
	buffer[c - firstChar] = font->gm[glyph_index].adv;
    }
    return TRUE;
}

/*************************************************************
 * WineEngGetTextExtentPoint
 *
 */
BOOL WineEngGetTextExtentPoint(GdiFont font, LPCWSTR wstr, INT count,
			       LPSIZE size)
{
    UINT idx;
    GLYPHMETRICS gm;
    TEXTMETRICW tm;
    FT_UInt glyph_index;

    TRACE("%p, %s, %d, %p\n", font, debugstr_wn(wstr, count), count,
	  size);

    size->cx = 0;
    WineEngGetTextMetrics(font, &tm);
    size->cy = tm.tmHeight;
 
   for(idx = 0; idx < count; idx++) {
        WineEngGetGlyphOutline(font, wstr[idx], GGO_METRICS, &gm, 0, NULL,
			       NULL);
	glyph_index = get_glyph_index(font, wstr[idx]);
	size->cx += font->gm[glyph_index].adv;
    }
    TRACE("return %ld,%ld\n", size->cx, size->cy);
    return TRUE;
}

/*************************************************************
 * WineEngGetFontData
 *
 */
DWORD WineEngGetFontData(GdiFont font, DWORD table, DWORD offset, LPVOID buf,
			 DWORD cbData)
{
    FT_Face ft_face = font->ft_face;
    TT_Face tt_face;
    SFNT_Interface *sfnt;
    DWORD len;
    FT_Error err;

    TRACE("font=%p, table=%08lx, offset=%08lx, buf=%p, cbData=%lx\n",
	font, table, offset, buf, cbData);

    if(!FT_IS_SFNT(ft_face))
        return GDI_ERROR;

    tt_face = (TT_Face) ft_face;
    sfnt = (SFNT_Interface*)tt_face->sfnt;

    if(!buf || !cbData)
        len = 0;
    else
        len = cbData;

    if(table) { /* MS tags differ in endidness from FT ones */
        table = table >> 24 | table << 24 |
	  (table >> 8 & 0xff00) | (table << 8 & 0xff0000);
    }

    err = sfnt->load_any(tt_face, table, offset, buf, &len);
    if(err) {
        TRACE("Can't find table %08lx.\n", table);
	return GDI_ERROR;
    }
    return len;
}

#else /* HAVE_FREETYPE */

BOOL WineEngInit(void)
{
    return FALSE;
}
GdiFont WineEngCreateFontInstance(HFONT hfont)
{
    return NULL;
}
BOOL WineEngDestroyFontInstance(HFONT hfont)
{
    return FALSE;
}

DWORD WineEngEnumFonts(LPLOGFONTW plf, DEVICEFONTENUMPROC proc, LPARAM lparam)
{
    return 1;
}

DWORD WineEngGetGlyphOutline(GdiFont font, UINT glyph, UINT format,
			     LPGLYPHMETRICS lpgm, DWORD buflen, LPVOID buf,
			     const MAT2* lpmat)
{
    ERR("called but we don't have FreeType\n");
    return GDI_ERROR;
}

BOOL WineEngGetTextMetrics(GdiFont font, LPTEXTMETRICW ptm)
{
    ERR("called but we don't have FreeType\n");
    return FALSE;
}

UINT WineEngGetOutlineTextMetrics(GdiFont font, UINT cbSize,
				  OUTLINETEXTMETRICW *potm)
{
    ERR("called but we don't have FreeType\n");
    return 0;
}

BOOL WineEngGetCharWidth(GdiFont font, UINT firstChar, UINT lastChar,
			 LPINT buffer)
{
    ERR("called but we don't have FreeType\n");
    return FALSE;
}

BOOL WineEngGetTextExtentPoint(GdiFont font, LPCWSTR wstr, INT count,
			       LPSIZE size)
{
    ERR("called but we don't have FreeType\n");
    return FALSE;
}

DWORD WineEngGetFontData(GdiFont font, DWORD table, DWORD offset, LPVOID buf,
			 DWORD cbData)
{
    ERR("called but we don't have FreeType\n");
    return GDI_ERROR;
}
#endif /* HAVE_FREETYPE */