fcfreetype.c 47.3 KB
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/*
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 * $RCSId: xc/lib/fontconfig/src/fcfreetype.c,v 1.11 2002/08/31 22:17:32 keithp Exp $
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 *
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 * Copyright  2001 Keith Packard
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 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of Keith Packard not be used in
 * advertising or publicity pertaining to distribution of the software without
 * specific, written prior permission.  Keith Packard makes no
 * representations about the suitability of this software for any purpose.  It
 * is provided "as is" without express or implied warranty.
 *
 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "fcint.h"
#include <freetype/freetype.h>
#include <freetype/internal/ftobjs.h>
#include <freetype/tttables.h>
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#include <freetype/ftsnames.h>
#include <freetype/ttnameid.h>
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#include <freetype/t1tables.h>
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/*
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 * Keep Han languages separated by eliminating languages
 * that the codePageRange bits says aren't supported
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 */
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static const struct {
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    int		    bit;
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    const FcChar8   *lang;
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} FcCodePageRange[] = {
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    { 17,	(const FcChar8 *) "ja" },
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    { 18,	(const FcChar8 *) "zh-cn" },
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    { 19,	(const FcChar8 *) "ko" },
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    { 20,	(const FcChar8 *) "zh-tw" },
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};

#define NUM_CODE_PAGE_RANGE (sizeof FcCodePageRange / sizeof FcCodePageRange[0])

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FcBool
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FcFreeTypeIsExclusiveLang (const FcChar8  *lang)
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{
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    int	    i;
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    for (i = 0; i < NUM_CODE_PAGE_RANGE; i++)
    {
	if (FcLangCompare (lang, FcCodePageRange[i].lang) != FcLangDifferentLang)
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	    return FcTrue;
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    }
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    return FcFalse;
}
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#define FC_NAME_PRIO_LANG	    0x0f00
#define FC_NAME_PRIO_LANG_ENGLISH   0x0200
#define FC_NAME_PRIO_LANG_LATIN	    0x0100
#define FC_NAME_PRIO_LANG_NONE	    0x0000

#define FC_NAME_PRIO_ENC	    0x00f0
#define FC_NAME_PRIO_ENC_UNICODE    0x0010
#define FC_NAME_PRIO_ENC_NONE	    0x0000

#define FC_NAME_PRIO_NAME	    0x000f
#define FC_NAME_PRIO_NAME_FAMILY    0x0002
#define FC_NAME_PRIO_NAME_PS	    0x0001
#define FC_NAME_PRIO_NAME_NONE	    0x0000

static FcBool
FcUcs4IsLatin (FcChar32 ucs4)
{
    FcChar32	page = ucs4 >> 8;
    
    if (page <= 2)
	return FcTrue;
    if (page == 0x1e)
	return FcTrue;
    if (0x20 <= page && page <= 0x23)
	return FcTrue;
    if (page == 0xfb)
	return FcTrue;
    if (page == 0xff)
	return FcTrue;
    return FcFalse;
}

static FcBool
FcUtf8IsLatin (FcChar8 *str, int len)
{
    while (len)
    {
	FcChar32    ucs4;
	int	    clen = FcUtf8ToUcs4 (str, &ucs4, len);
	if (clen <= 0)
	    return FcFalse;
	if (!FcUcs4IsLatin (ucs4))
	    return FcFalse;
	len -= clen;
	str += clen;
    }
    return FcTrue;
}

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FcPattern *
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FcFreeTypeQuery (const FcChar8	*file,
		 int		id,
		 FcBlanks	*blanks,
		 int		*count)
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{
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    FT_Face	    face;
    FcPattern	    *pat;
    int		    slant;
    int		    weight;
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    int		    width = -1;
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    int		    i;
    FcCharSet	    *cs;
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    FcLangSet	    *ls;
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    FT_Library	    ftLibrary;
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    FcChar8	    *family;
    FcChar8	    *style;
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    int		    spacing;
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    TT_OS2	    *os2;
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    PS_FontInfoRec  psfontinfo;
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    TT_Header	    *head;
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    const FcChar8   *exclusiveLang = 0;
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    FT_SfntName	    sname;
    FT_UInt    	    snamei, snamec;
    FcBool	    family_allocated = FcFalse;
    FcBool	    style_allocated = FcFalse;
    int		    family_prio = 0;
    int		    style_prio = 0;
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    if (FT_Init_FreeType (&ftLibrary))
	return 0;
    
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    if (FT_New_Face (ftLibrary, (char *) file, id, &face))
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	goto bail;

    *count = face->num_faces;

    pat = FcPatternCreate ();
    if (!pat)
	goto bail0;

    if (!FcPatternAddBool (pat, FC_OUTLINE,
			   (face->face_flags & FT_FACE_FLAG_SCALABLE) != 0))
	goto bail1;

    if (!FcPatternAddBool (pat, FC_SCALABLE,
			   (face->face_flags & FT_FACE_FLAG_SCALABLE) != 0))
	goto bail1;


    slant = FC_SLANT_ROMAN;
    if (face->style_flags & FT_STYLE_FLAG_ITALIC)
	slant = FC_SLANT_ITALIC;


    weight = FC_WEIGHT_MEDIUM;
    if (face->style_flags & FT_STYLE_FLAG_BOLD)
	weight = FC_WEIGHT_BOLD;

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    /*
     * Grub through the name table looking for family
     * and style names.  FreeType makes quite a hash
     * of them
     */
    family = 0;
    style = 0;
    snamec = FT_Get_Sfnt_Name_Count (face);
    for (snamei = 0; snamei < snamec; snamei++)
    {
	FcChar8		*utf8;
	int		len;
	int		wchar;
	FcChar8		*src;
	int		src_len;
	FcChar8		*u8;
	FcChar32	ucs4;
	int		ilen, olen;
	int		prio = 0;
	
	const FcCharMap	*map;
	enum {
	    FcNameEncodingUtf16, 
	    FcNameEncodingAppleRoman,
	    FcNameEncodingLatin1 
	} encoding;
	
	
	if (FT_Get_Sfnt_Name (face, snamei, &sname) != 0)
	    break;
	
	/*
	 * Look for Unicode strings
	 */
	switch (sname.platform_id) {
	case TT_PLATFORM_APPLE_UNICODE:
	    /*
	     * All APPLE_UNICODE encodings are Utf16 BE
	     *
	     * Because there's no language id for Unicode,
	     * assume it's English
	     */
	    prio |= FC_NAME_PRIO_LANG_ENGLISH;
	    prio |= FC_NAME_PRIO_ENC_UNICODE;
	    encoding = FcNameEncodingUtf16;
	    break;
	case TT_PLATFORM_MACINTOSH:
	    switch (sname.encoding_id) {
	    case TT_MAC_ID_ROMAN:
		encoding = FcNameEncodingAppleRoman;
		break;
	    default:
		continue;
	    }
	    switch (sname.language_id) {
	    case TT_MAC_LANGID_ENGLISH:
		prio |= FC_NAME_PRIO_LANG_ENGLISH;
		break;
	    default:
		/*
		 * Sometimes Microsoft language ids
		 * end up in the macintosh table.  This
		 * is often accompanied by data in
		 * some mystic encoding.  Ignore these names
		 */
		if (sname.language_id >= 0x100)
		    continue;
		break;
	    }
	    break;
	case TT_PLATFORM_MICROSOFT:
	    switch (sname.encoding_id) {
	    case TT_MS_ID_UNICODE_CS:
		encoding = FcNameEncodingUtf16;
		prio |= FC_NAME_PRIO_ENC_UNICODE;
		break;
	    default:
		continue;
	    }
	    switch (sname.language_id & 0xff) {
	    case 0x09:
		prio |= FC_NAME_PRIO_LANG_ENGLISH;
		break;
	    default:
		break;
	    }
	    break;
	case TT_PLATFORM_ISO:
	    switch (sname.encoding_id) {
	    case TT_ISO_ID_10646:
		encoding = FcNameEncodingUtf16;
		prio |= FC_NAME_PRIO_ENC_UNICODE;
		break;
	    case TT_ISO_ID_7BIT_ASCII:
	    case TT_ISO_ID_8859_1:
		encoding = FcNameEncodingLatin1;
		break;
	    default:
		continue;
	    }
	    break;
	default:
	    continue;
	}
	
	/*
	 * Look for family and style names 
	 */
	switch (sname.name_id) {
	case TT_NAME_ID_FONT_FAMILY:
	    prio |= FC_NAME_PRIO_NAME_FAMILY;
	    break;
	case TT_NAME_ID_PS_NAME:
	    prio |= FC_NAME_PRIO_NAME_PS;
	    break;
	case TT_NAME_ID_FONT_SUBFAMILY:
	    break;
	default:
	    continue;
	}
	    
        src = (FcChar8 *) sname.string;
        src_len = sname.string_len;
	
	switch (encoding) {
	case FcNameEncodingUtf16:
	    /*
	     * Convert Utf16 to Utf8
	     */
	    
	    if (!FcUtf16Len (src, FcEndianBig, src_len, &len, &wchar))
		continue;
    
	    /*
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	     * Allocate plenty of space.  Freed below
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	     */
	    utf8 = malloc (len * FC_UTF8_MAX_LEN + 1);
	    if (!utf8)
		continue;
		
	    u8 = utf8;
	    
	    while ((ilen = FcUtf16ToUcs4 (src, FcEndianBig, &ucs4, src_len)) > 0)
	    {
		src_len -= ilen;
		src += ilen;
		olen = FcUcs4ToUtf8 (ucs4, u8);
		u8 += olen;
	    }
	    *u8 = '\0';
	    break;
	case FcNameEncodingLatin1:
	    /*
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	     * Convert Latin1 to Utf8. Freed below
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	     */
	    utf8 = malloc (src_len * 2 + 1);
	    if (!utf8)
		continue;

	    u8 = utf8;
	    while (src_len > 0)
	    {
		ucs4 = *src++;
		src_len--;
		olen = FcUcs4ToUtf8 (ucs4, u8);
		u8 += olen;
	    }
	    *u8 = '\0';
	    break;
	case FcNameEncodingAppleRoman:
	    /*
	     * Convert AppleRoman to Utf8
	     */
	    map = FcFreeTypeGetPrivateMap (ft_encoding_apple_roman);
	    if (!map)
		continue;

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	    /* freed below */
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	    utf8 = malloc (src_len * 3 + 1);
	    if (!utf8)
		continue;

	    u8 = utf8;
	    while (src_len > 0)
	    {
		ucs4 = FcFreeTypePrivateToUcs4 (*src++, map);
		src_len--;
		olen = FcUcs4ToUtf8 (ucs4, u8);
		u8 += olen;
	    }
	    *u8 = '\0';
	    break;
	default:
	    continue;
	}
	if ((prio & FC_NAME_PRIO_LANG) == FC_NAME_PRIO_LANG_NONE)
	    if (FcUtf8IsLatin (utf8, strlen ((char *) utf8)))
		prio |= FC_NAME_PRIO_LANG_LATIN;
			       
	if (FcDebug () & FC_DBG_SCANV)
	    printf ("\nfound name (name %d platform %d encoding %d language 0x%x prio 0x%x) %s\n",
		    sname.name_id, sname.platform_id,
		    sname.encoding_id, sname.language_id,
		    prio, utf8);
    
	switch (sname.name_id) {
	case TT_NAME_ID_FONT_FAMILY:
	case TT_NAME_ID_PS_NAME:
	    if (!family || prio > family_prio)
	    {
		if (family)
		    free (family);
		family = utf8;
		utf8 = 0;
		family_allocated = FcTrue;
		family_prio = prio;
	    }
	    break;
	case TT_NAME_ID_FONT_SUBFAMILY:
	    if (!style || prio > style_prio)
	    {
		if (style)
		    free (style);
		style = utf8;
		utf8 = 0;
		style_allocated = FcTrue;
		style_prio = prio;
	    }
	    break;
	}
	if (utf8)
	    free (utf8);
    }
    
    if (!family)
	family = (FcChar8 *) face->family_name;
    
    if (!style)
	style = (FcChar8 *) face->style_name;
    
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    if (!family)
    {
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	FcChar8	*start, *end;
	
	start = (FcChar8 *) strrchr ((char *) file, '/');
	if (start)
	    start++;
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	else
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	    start = (FcChar8 *) file;
	end = (FcChar8 *) strrchr ((char *) start, '.');
	if (!end)
	    end = start + strlen ((char *) start);
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	/* freed below */
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	family = malloc (end - start + 1);
	strncpy ((char *) family, (char *) start, end - start);
	family[end - start] = '\0';
	family_allocated = FcTrue;
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    }
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    if (FcDebug() & FC_DBG_SCAN)
	printf ("\"%s\" \"%s\" ", family, style ? style : (FcChar8 *) "<none>");

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    if (!FcPatternAddString (pat, FC_FAMILY, family))
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    {
	if (family_allocated)
	    free (family);
	if (style_allocated)
	    free (style);
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	goto bail1;
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    }

    if (family_allocated)
	free (family);
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    if (style)
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    {
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	if (!FcPatternAddString (pat, FC_STYLE, style))
	{
	    if (style_allocated)
		free (style);
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	    goto bail1;
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	}
	if (style_allocated)
	    free (style);
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    }

    if (!FcPatternAddString (pat, FC_FILE, file))
	goto bail1;

    if (!FcPatternAddInteger (pat, FC_INDEX, id))
	goto bail1;

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    if (!FcPatternAddString (pat, FC_SOURCE, (FcChar8 *) "FreeType"))
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	goto bail1;

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#if 0
    /*
     * don't even try this -- CJK 'monospace' fonts are really
     * dual width, and most other fonts don't bother to set
     * the attribute.  Sigh.
     */
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    if ((face->face_flags & FT_FACE_FLAG_FIXED_WIDTH) != 0)
	if (!FcPatternAddInteger (pat, FC_SPACING, FC_MONO))
	    goto bail1;
#endif

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    /*
     * Find the font revision (if available)
     */
    head = (TT_Header *) FT_Get_Sfnt_Table (face, ft_sfnt_head);
    if (head)
    {
	if (!FcPatternAddInteger (pat, FC_FONTVERSION, head->Font_Revision))
	    goto bail1;
    }
    else
    {
	if (!FcPatternAddInteger (pat, FC_FONTVERSION, 0))
	    goto bail1;
    }

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    /*
     * Get the OS/2 table and poke about
     */
    os2 = (TT_OS2 *) FT_Get_Sfnt_Table (face, ft_sfnt_os2);
    if (os2 && os2->version >= 0x0001 && os2->version != 0xffff)
    {
	for (i = 0; i < NUM_CODE_PAGE_RANGE; i++)
	{
	    FT_ULong	bits;
	    int		bit;
	    if (FcCodePageRange[i].bit < 32)
	    {
		bits = os2->ulCodePageRange1;
		bit = FcCodePageRange[i].bit;
	    }
	    else
	    {
		bits = os2->ulCodePageRange2;
		bit = FcCodePageRange[i].bit - 32;
	    }
	    if (bits & (1 << bit))
	    {
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		/* 
		 * If the font advertises support for multiple
		 * "exclusive" languages, then include support
		 * for any language found to have coverage
		 */
		if (exclusiveLang)
		{
		    exclusiveLang = 0;
		    break;
		}
		exclusiveLang = FcCodePageRange[i].lang;
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	    }
	}
    }

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    if (os2 && os2->version != 0xffff)
    {
	if (os2->usWeightClass == 0)
	    weight = -1;
	else if (os2->usWeightClass < 150)
	    weight = FC_WEIGHT_THIN;
	else if (os2->usWeightClass < 250)
	    weight = FC_WEIGHT_EXTRALIGHT;
	else if (os2->usWeightClass < 350)
	    weight = FC_WEIGHT_LIGHT;
	else if (os2->usWeightClass < 450)
	    weight = FC_WEIGHT_REGULAR;
	else if (os2->usWeightClass < 550)
	    weight = FC_WEIGHT_MEDIUM;
	else if (os2->usWeightClass < 650)
	    weight = FC_WEIGHT_SEMIBOLD;
	else if (os2->usWeightClass < 750)
	    weight = FC_WEIGHT_BOLD;
	else if (os2->usWeightClass < 850)
	    weight = FC_WEIGHT_EXTRABOLD;
	else if (os2->usWeightClass < 950)
	    weight = FC_WEIGHT_BLACK;
	else
	    weight = FC_WEIGHT_MEDIUM;

	switch (os2->usWidthClass) {
	case 1:	width = FC_WIDTH_ULTRACONDENSED; break;
	case 2:	width = FC_WIDTH_EXTRACONDENSED; break;
	case 3:	width = FC_WIDTH_CONDENSED; break;
	case 4:	width = FC_WIDTH_SEMICONDENSED; break;
	case 5:	width = FC_WIDTH_NORMAL; break;
	case 6:	width = FC_WIDTH_SEMIEXPANDED; break;
	case 7:	width = FC_WIDTH_EXPANDED; break;
	case 8:	width = FC_WIDTH_EXTRAEXPANDED; break;
	case 9:	width = FC_WIDTH_ULTRAEXPANDED; break;
	}
    }
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    /*
     * Type 1: Check for FontInfo dictionary information
     * Code from g2@magestudios.net (Gerard Escalante)
     */
    
    if (FT_Get_PS_Font_Info(face, &psfontinfo) == 0)
    {
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        if (FcStrCmpIgnoreCase((FcChar8 *)"thin", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_THIN; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"extralight", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_EXTRALIGHT; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"ultralight", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_ULTRALIGHT; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"light", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_LIGHT; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"regular", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_REGULAR; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"normal", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_NORMAL; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"medium", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_MEDIUM; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"demibold", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_DEMIBOLD; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"semibold", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_SEMIBOLD; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"extrabold", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_EXTRABOLD; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"ultrabold", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_EXTRABOLD; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"bold", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_BOLD; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"black", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_BLACK; 
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        else if (FcStrCmpIgnoreCase((FcChar8 *)"heavy", (FcChar8 *) psfontinfo.weight) == 0) 
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            weight = FC_WEIGHT_BLACK; 
     
        if (psfontinfo.italic_angle < 0) 
            slant = FC_SLANT_ITALIC; 
        else if (psfontinfo.italic_angle >= 0) 
            slant = FC_SLANT_ROMAN; 
    }
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    if (!FcPatternAddInteger (pat, FC_SLANT, slant))
	goto bail1;

    if (!FcPatternAddInteger (pat, FC_WEIGHT, weight))
	goto bail1;

    if (width != -1)
	if (!FcPatternAddInteger (pat, FC_WIDTH, width))
	    goto bail1;

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    /*
     * Compute the unicode coverage for the font
     */
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    cs = FcFreeTypeCharSetAndSpacing (face, blanks, &spacing);
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    if (!cs)
	goto bail1;

    /*
     * Skip over PCF fonts that have no encoded characters; they're
     * usually just Unicode fonts transcoded to some legacy encoding
     */
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    if (FcCharSetCount (cs) == 0)
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    {
	if (!strcmp(FT_MODULE_CLASS(&face->driver->root)->module_name, "pcf"))
	    goto bail2;
    }

    if (!FcPatternAddCharSet (pat, FC_CHARSET, cs))
	goto bail2;
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    ls = FcFreeTypeLangSet (cs, exclusiveLang);
    if (!ls)
	goto bail2;

    if (!FcPatternAddLangSet (pat, FC_LANG, ls))
	goto bail2;
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    if (spacing != FC_PROPORTIONAL)
	if (!FcPatternAddInteger (pat, FC_SPACING, spacing))
	    goto bail2;

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    /*
     * Drop our reference to the charset
     */
    FcCharSetDestroy (cs);
    
    if (!(face->face_flags & FT_FACE_FLAG_SCALABLE))
    {
	for (i = 0; i < face->num_fixed_sizes; i++)
	    if (!FcPatternAddDouble (pat, FC_PIXEL_SIZE,
				     (double) face->available_sizes[i].height))
		goto bail1;
	if (!FcPatternAddBool (pat, FC_ANTIALIAS, FcFalse))
	    goto bail1;
    }

    FT_Done_Face (face);
    FT_Done_FreeType (ftLibrary);
    return pat;

bail2:
    FcCharSetDestroy (cs);
bail1:
    FcPatternDestroy (pat);
bail0:
    FT_Done_Face (face);
bail:
    FT_Done_FreeType (ftLibrary);
    return 0;
}
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/*
 * Figure out whether the available freetype has FT_Get_Next_Char
 */

#if FREETYPE_MAJOR > 2
# define HAS_NEXT_CHAR
#else
# if FREETYPE_MAJOR == 2
#  if FREETYPE_MINOR > 0
#   define HAS_NEXT_CHAR
#  else
#   if FREETYPE_MINOR == 0
#    if FREETYPE_PATCH >= 9
#     define HAS_NEXT_CHAR
#    endif
#   endif
#  endif
# endif
#endif

/*
 * For our purposes, this approximation is sufficient
 */
#ifndef HAS_NEXT_CHAR
#define FT_Get_First_Char(face, gi) ((*(gi) = 1), 1)
#define FT_Get_Next_Char(face, ucs4, gi) ((ucs4) >= 0xffffff ? \
					  (*(gi) = 0), 0 : \
					  (*(gi) = 1), (ucs4) + 1)
#warning "No FT_Get_Next_Char"
#endif

typedef struct _FcCharEnt {
    FcChar16	    bmp;
    unsigned char   encode;
} FcCharEnt;

struct _FcCharMap {
    const FcCharEnt *ent;
    int		    nent;
};

typedef struct _FcFontDecode {
    FT_Encoding	    encoding;
    const FcCharMap *map;
    FcChar32	    max;
} FcFontDecode;

static const FcCharEnt AppleRomanEnt[] = {
    { 0x0020, 0x20 }, /* SPACE */
    { 0x0021, 0x21 }, /* EXCLAMATION MARK */
    { 0x0022, 0x22 }, /* QUOTATION MARK */
    { 0x0023, 0x23 }, /* NUMBER SIGN */
    { 0x0024, 0x24 }, /* DOLLAR SIGN */
    { 0x0025, 0x25 }, /* PERCENT SIGN */
    { 0x0026, 0x26 }, /* AMPERSAND */
    { 0x0027, 0x27 }, /* APOSTROPHE */
    { 0x0028, 0x28 }, /* LEFT PARENTHESIS */
    { 0x0029, 0x29 }, /* RIGHT PARENTHESIS */
    { 0x002A, 0x2A }, /* ASTERISK */
    { 0x002B, 0x2B }, /* PLUS SIGN */
    { 0x002C, 0x2C }, /* COMMA */
    { 0x002D, 0x2D }, /* HYPHEN-MINUS */
    { 0x002E, 0x2E }, /* FULL STOP */
    { 0x002F, 0x2F }, /* SOLIDUS */
    { 0x0030, 0x30 }, /* DIGIT ZERO */
    { 0x0031, 0x31 }, /* DIGIT ONE */
    { 0x0032, 0x32 }, /* DIGIT TWO */
    { 0x0033, 0x33 }, /* DIGIT THREE */
    { 0x0034, 0x34 }, /* DIGIT FOUR */
    { 0x0035, 0x35 }, /* DIGIT FIVE */
    { 0x0036, 0x36 }, /* DIGIT SIX */
    { 0x0037, 0x37 }, /* DIGIT SEVEN */
    { 0x0038, 0x38 }, /* DIGIT EIGHT */
    { 0x0039, 0x39 }, /* DIGIT NINE */
    { 0x003A, 0x3A }, /* COLON */
    { 0x003B, 0x3B }, /* SEMICOLON */
    { 0x003C, 0x3C }, /* LESS-THAN SIGN */
    { 0x003D, 0x3D }, /* EQUALS SIGN */
    { 0x003E, 0x3E }, /* GREATER-THAN SIGN */
    { 0x003F, 0x3F }, /* QUESTION MARK */
    { 0x0040, 0x40 }, /* COMMERCIAL AT */
    { 0x0041, 0x41 }, /* LATIN CAPITAL LETTER A */
    { 0x0042, 0x42 }, /* LATIN CAPITAL LETTER B */
    { 0x0043, 0x43 }, /* LATIN CAPITAL LETTER C */
    { 0x0044, 0x44 }, /* LATIN CAPITAL LETTER D */
    { 0x0045, 0x45 }, /* LATIN CAPITAL LETTER E */
    { 0x0046, 0x46 }, /* LATIN CAPITAL LETTER F */
    { 0x0047, 0x47 }, /* LATIN CAPITAL LETTER G */
    { 0x0048, 0x48 }, /* LATIN CAPITAL LETTER H */
    { 0x0049, 0x49 }, /* LATIN CAPITAL LETTER I */
    { 0x004A, 0x4A }, /* LATIN CAPITAL LETTER J */
    { 0x004B, 0x4B }, /* LATIN CAPITAL LETTER K */
    { 0x004C, 0x4C }, /* LATIN CAPITAL LETTER L */
    { 0x004D, 0x4D }, /* LATIN CAPITAL LETTER M */
    { 0x004E, 0x4E }, /* LATIN CAPITAL LETTER N */
    { 0x004F, 0x4F }, /* LATIN CAPITAL LETTER O */
    { 0x0050, 0x50 }, /* LATIN CAPITAL LETTER P */
    { 0x0051, 0x51 }, /* LATIN CAPITAL LETTER Q */
    { 0x0052, 0x52 }, /* LATIN CAPITAL LETTER R */
    { 0x0053, 0x53 }, /* LATIN CAPITAL LETTER S */
    { 0x0054, 0x54 }, /* LATIN CAPITAL LETTER T */
    { 0x0055, 0x55 }, /* LATIN CAPITAL LETTER U */
    { 0x0056, 0x56 }, /* LATIN CAPITAL LETTER V */
    { 0x0057, 0x57 }, /* LATIN CAPITAL LETTER W */
    { 0x0058, 0x58 }, /* LATIN CAPITAL LETTER X */
    { 0x0059, 0x59 }, /* LATIN CAPITAL LETTER Y */
    { 0x005A, 0x5A }, /* LATIN CAPITAL LETTER Z */
    { 0x005B, 0x5B }, /* LEFT SQUARE BRACKET */
    { 0x005C, 0x5C }, /* REVERSE SOLIDUS */
    { 0x005D, 0x5D }, /* RIGHT SQUARE BRACKET */
    { 0x005E, 0x5E }, /* CIRCUMFLEX ACCENT */
    { 0x005F, 0x5F }, /* LOW LINE */
    { 0x0060, 0x60 }, /* GRAVE ACCENT */
    { 0x0061, 0x61 }, /* LATIN SMALL LETTER A */
    { 0x0062, 0x62 }, /* LATIN SMALL LETTER B */
    { 0x0063, 0x63 }, /* LATIN SMALL LETTER C */
    { 0x0064, 0x64 }, /* LATIN SMALL LETTER D */
    { 0x0065, 0x65 }, /* LATIN SMALL LETTER E */
    { 0x0066, 0x66 }, /* LATIN SMALL LETTER F */
    { 0x0067, 0x67 }, /* LATIN SMALL LETTER G */
    { 0x0068, 0x68 }, /* LATIN SMALL LETTER H */
    { 0x0069, 0x69 }, /* LATIN SMALL LETTER I */
    { 0x006A, 0x6A }, /* LATIN SMALL LETTER J */
    { 0x006B, 0x6B }, /* LATIN SMALL LETTER K */
    { 0x006C, 0x6C }, /* LATIN SMALL LETTER L */
    { 0x006D, 0x6D }, /* LATIN SMALL LETTER M */
    { 0x006E, 0x6E }, /* LATIN SMALL LETTER N */
    { 0x006F, 0x6F }, /* LATIN SMALL LETTER O */
    { 0x0070, 0x70 }, /* LATIN SMALL LETTER P */
    { 0x0071, 0x71 }, /* LATIN SMALL LETTER Q */
    { 0x0072, 0x72 }, /* LATIN SMALL LETTER R */
    { 0x0073, 0x73 }, /* LATIN SMALL LETTER S */
    { 0x0074, 0x74 }, /* LATIN SMALL LETTER T */
    { 0x0075, 0x75 }, /* LATIN SMALL LETTER U */
    { 0x0076, 0x76 }, /* LATIN SMALL LETTER V */
    { 0x0077, 0x77 }, /* LATIN SMALL LETTER W */
    { 0x0078, 0x78 }, /* LATIN SMALL LETTER X */
    { 0x0079, 0x79 }, /* LATIN SMALL LETTER Y */
    { 0x007A, 0x7A }, /* LATIN SMALL LETTER Z */
    { 0x007B, 0x7B }, /* LEFT CURLY BRACKET */
    { 0x007C, 0x7C }, /* VERTICAL LINE */
    { 0x007D, 0x7D }, /* RIGHT CURLY BRACKET */
    { 0x007E, 0x7E }, /* TILDE */
    { 0x00A0, 0xCA }, /* NO-BREAK SPACE */
    { 0x00A1, 0xC1 }, /* INVERTED EXCLAMATION MARK */
    { 0x00A2, 0xA2 }, /* CENT SIGN */
    { 0x00A3, 0xA3 }, /* POUND SIGN */
    { 0x00A5, 0xB4 }, /* YEN SIGN */
    { 0x00A7, 0xA4 }, /* SECTION SIGN */
    { 0x00A8, 0xAC }, /* DIAERESIS */
    { 0x00A9, 0xA9 }, /* COPYRIGHT SIGN */
    { 0x00AA, 0xBB }, /* FEMININE ORDINAL INDICATOR */
    { 0x00AB, 0xC7 }, /* LEFT-POINTING DOUBLE ANGLE QUOTATION MARK */
    { 0x00AC, 0xC2 }, /* NOT SIGN */
    { 0x00AE, 0xA8 }, /* REGISTERED SIGN */
    { 0x00AF, 0xF8 }, /* MACRON */
    { 0x00B0, 0xA1 }, /* DEGREE SIGN */
    { 0x00B1, 0xB1 }, /* PLUS-MINUS SIGN */
    { 0x00B4, 0xAB }, /* ACUTE ACCENT */
    { 0x00B5, 0xB5 }, /* MICRO SIGN */
    { 0x00B6, 0xA6 }, /* PILCROW SIGN */
    { 0x00B7, 0xE1 }, /* MIDDLE DOT */
    { 0x00B8, 0xFC }, /* CEDILLA */
    { 0x00BA, 0xBC }, /* MASCULINE ORDINAL INDICATOR */
    { 0x00BB, 0xC8 }, /* RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK */
    { 0x00BF, 0xC0 }, /* INVERTED QUESTION MARK */
    { 0x00C0, 0xCB }, /* LATIN CAPITAL LETTER A WITH GRAVE */
    { 0x00C1, 0xE7 }, /* LATIN CAPITAL LETTER A WITH ACUTE */
    { 0x00C2, 0xE5 }, /* LATIN CAPITAL LETTER A WITH CIRCUMFLEX */
    { 0x00C3, 0xCC }, /* LATIN CAPITAL LETTER A WITH TILDE */
    { 0x00C4, 0x80 }, /* LATIN CAPITAL LETTER A WITH DIAERESIS */
    { 0x00C5, 0x81 }, /* LATIN CAPITAL LETTER A WITH RING ABOVE */
    { 0x00C6, 0xAE }, /* LATIN CAPITAL LETTER AE */
    { 0x00C7, 0x82 }, /* LATIN CAPITAL LETTER C WITH CEDILLA */
    { 0x00C8, 0xE9 }, /* LATIN CAPITAL LETTER E WITH GRAVE */
    { 0x00C9, 0x83 }, /* LATIN CAPITAL LETTER E WITH ACUTE */
    { 0x00CA, 0xE6 }, /* LATIN CAPITAL LETTER E WITH CIRCUMFLEX */
    { 0x00CB, 0xE8 }, /* LATIN CAPITAL LETTER E WITH DIAERESIS */
    { 0x00CC, 0xED }, /* LATIN CAPITAL LETTER I WITH GRAVE */
    { 0x00CD, 0xEA }, /* LATIN CAPITAL LETTER I WITH ACUTE */
    { 0x00CE, 0xEB }, /* LATIN CAPITAL LETTER I WITH CIRCUMFLEX */
    { 0x00CF, 0xEC }, /* LATIN CAPITAL LETTER I WITH DIAERESIS */
    { 0x00D1, 0x84 }, /* LATIN CAPITAL LETTER N WITH TILDE */
    { 0x00D2, 0xF1 }, /* LATIN CAPITAL LETTER O WITH GRAVE */
    { 0x00D3, 0xEE }, /* LATIN CAPITAL LETTER O WITH ACUTE */
    { 0x00D4, 0xEF }, /* LATIN CAPITAL LETTER O WITH CIRCUMFLEX */
    { 0x00D5, 0xCD }, /* LATIN CAPITAL LETTER O WITH TILDE */
    { 0x00D6, 0x85 }, /* LATIN CAPITAL LETTER O WITH DIAERESIS */
    { 0x00D8, 0xAF }, /* LATIN CAPITAL LETTER O WITH STROKE */
    { 0x00D9, 0xF4 }, /* LATIN CAPITAL LETTER U WITH GRAVE */
    { 0x00DA, 0xF2 }, /* LATIN CAPITAL LETTER U WITH ACUTE */
    { 0x00DB, 0xF3 }, /* LATIN CAPITAL LETTER U WITH CIRCUMFLEX */
    { 0x00DC, 0x86 }, /* LATIN CAPITAL LETTER U WITH DIAERESIS */
    { 0x00DF, 0xA7 }, /* LATIN SMALL LETTER SHARP S */
    { 0x00E0, 0x88 }, /* LATIN SMALL LETTER A WITH GRAVE */
    { 0x00E1, 0x87 }, /* LATIN SMALL LETTER A WITH ACUTE */
    { 0x00E2, 0x89 }, /* LATIN SMALL LETTER A WITH CIRCUMFLEX */
    { 0x00E3, 0x8B }, /* LATIN SMALL LETTER A WITH TILDE */
    { 0x00E4, 0x8A }, /* LATIN SMALL LETTER A WITH DIAERESIS */
    { 0x00E5, 0x8C }, /* LATIN SMALL LETTER A WITH RING ABOVE */
    { 0x00E6, 0xBE }, /* LATIN SMALL LETTER AE */
    { 0x00E7, 0x8D }, /* LATIN SMALL LETTER C WITH CEDILLA */
    { 0x00E8, 0x8F }, /* LATIN SMALL LETTER E WITH GRAVE */
    { 0x00E9, 0x8E }, /* LATIN SMALL LETTER E WITH ACUTE */
    { 0x00EA, 0x90 }, /* LATIN SMALL LETTER E WITH CIRCUMFLEX */
    { 0x00EB, 0x91 }, /* LATIN SMALL LETTER E WITH DIAERESIS */
    { 0x00EC, 0x93 }, /* LATIN SMALL LETTER I WITH GRAVE */
    { 0x00ED, 0x92 }, /* LATIN SMALL LETTER I WITH ACUTE */
    { 0x00EE, 0x94 }, /* LATIN SMALL LETTER I WITH CIRCUMFLEX */
    { 0x00EF, 0x95 }, /* LATIN SMALL LETTER I WITH DIAERESIS */
    { 0x00F1, 0x96 }, /* LATIN SMALL LETTER N WITH TILDE */
    { 0x00F2, 0x98 }, /* LATIN SMALL LETTER O WITH GRAVE */
    { 0x00F3, 0x97 }, /* LATIN SMALL LETTER O WITH ACUTE */
    { 0x00F4, 0x99 }, /* LATIN SMALL LETTER O WITH CIRCUMFLEX */
    { 0x00F5, 0x9B }, /* LATIN SMALL LETTER O WITH TILDE */
    { 0x00F6, 0x9A }, /* LATIN SMALL LETTER O WITH DIAERESIS */
    { 0x00F7, 0xD6 }, /* DIVISION SIGN */
    { 0x00F8, 0xBF }, /* LATIN SMALL LETTER O WITH STROKE */
    { 0x00F9, 0x9D }, /* LATIN SMALL LETTER U WITH GRAVE */
    { 0x00FA, 0x9C }, /* LATIN SMALL LETTER U WITH ACUTE */
    { 0x00FB, 0x9E }, /* LATIN SMALL LETTER U WITH CIRCUMFLEX */
    { 0x00FC, 0x9F }, /* LATIN SMALL LETTER U WITH DIAERESIS */
    { 0x00FF, 0xD8 }, /* LATIN SMALL LETTER Y WITH DIAERESIS */
    { 0x0131, 0xF5 }, /* LATIN SMALL LETTER DOTLESS I */
    { 0x0152, 0xCE }, /* LATIN CAPITAL LIGATURE OE */
    { 0x0153, 0xCF }, /* LATIN SMALL LIGATURE OE */
    { 0x0178, 0xD9 }, /* LATIN CAPITAL LETTER Y WITH DIAERESIS */
    { 0x0192, 0xC4 }, /* LATIN SMALL LETTER F WITH HOOK */
    { 0x02C6, 0xF6 }, /* MODIFIER LETTER CIRCUMFLEX ACCENT */
    { 0x02C7, 0xFF }, /* CARON */
    { 0x02D8, 0xF9 }, /* BREVE */
    { 0x02D9, 0xFA }, /* DOT ABOVE */
    { 0x02DA, 0xFB }, /* RING ABOVE */
    { 0x02DB, 0xFE }, /* OGONEK */
    { 0x02DC, 0xF7 }, /* SMALL TILDE */
    { 0x02DD, 0xFD }, /* DOUBLE ACUTE ACCENT */
    { 0x03A9, 0xBD }, /* GREEK CAPITAL LETTER OMEGA */
    { 0x03C0, 0xB9 }, /* GREEK SMALL LETTER PI */
    { 0x2013, 0xD0 }, /* EN DASH */
    { 0x2014, 0xD1 }, /* EM DASH */
    { 0x2018, 0xD4 }, /* LEFT SINGLE QUOTATION MARK */
    { 0x2019, 0xD5 }, /* RIGHT SINGLE QUOTATION MARK */
    { 0x201A, 0xE2 }, /* SINGLE LOW-9 QUOTATION MARK */
    { 0x201C, 0xD2 }, /* LEFT DOUBLE QUOTATION MARK */
    { 0x201D, 0xD3 }, /* RIGHT DOUBLE QUOTATION MARK */
    { 0x201E, 0xE3 }, /* DOUBLE LOW-9 QUOTATION MARK */
    { 0x2020, 0xA0 }, /* DAGGER */
    { 0x2021, 0xE0 }, /* DOUBLE DAGGER */
    { 0x2022, 0xA5 }, /* BULLET */
    { 0x2026, 0xC9 }, /* HORIZONTAL ELLIPSIS */
    { 0x2030, 0xE4 }, /* PER MILLE SIGN */
    { 0x2039, 0xDC }, /* SINGLE LEFT-POINTING ANGLE QUOTATION MARK */
    { 0x203A, 0xDD }, /* SINGLE RIGHT-POINTING ANGLE QUOTATION MARK */
    { 0x2044, 0xDA }, /* FRACTION SLASH */
    { 0x20AC, 0xDB }, /* EURO SIGN */
    { 0x2122, 0xAA }, /* TRADE MARK SIGN */
    { 0x2202, 0xB6 }, /* PARTIAL DIFFERENTIAL */
    { 0x2206, 0xC6 }, /* INCREMENT */
    { 0x220F, 0xB8 }, /* N-ARY PRODUCT */
    { 0x2211, 0xB7 }, /* N-ARY SUMMATION */
    { 0x221A, 0xC3 }, /* SQUARE ROOT */
    { 0x221E, 0xB0 }, /* INFINITY */
    { 0x222B, 0xBA }, /* INTEGRAL */
    { 0x2248, 0xC5 }, /* ALMOST EQUAL TO */
    { 0x2260, 0xAD }, /* NOT EQUAL TO */
    { 0x2264, 0xB2 }, /* LESS-THAN OR EQUAL TO */
    { 0x2265, 0xB3 }, /* GREATER-THAN OR EQUAL TO */
    { 0x25CA, 0xD7 }, /* LOZENGE */
    { 0xF8FF, 0xF0 }, /* Apple logo */
    { 0xFB01, 0xDE }, /* LATIN SMALL LIGATURE FI */
    { 0xFB02, 0xDF }, /* LATIN SMALL LIGATURE FL */
};

static const FcCharMap AppleRoman = {
    AppleRomanEnt,
    sizeof (AppleRomanEnt) / sizeof (AppleRomanEnt[0])
};

static const FcCharEnt AdobeSymbolEnt[] = {
    { 0x0020, 0x20 }, /* SPACE	# space */
    { 0x0021, 0x21 }, /* EXCLAMATION MARK	# exclam */
    { 0x0023, 0x23 }, /* NUMBER SIGN	# numbersign */
    { 0x0025, 0x25 }, /* PERCENT SIGN	# percent */
    { 0x0026, 0x26 }, /* AMPERSAND	# ampersand */
    { 0x0028, 0x28 }, /* LEFT PARENTHESIS	# parenleft */
    { 0x0029, 0x29 }, /* RIGHT PARENTHESIS	# parenright */
    { 0x002B, 0x2B }, /* PLUS SIGN	# plus */
    { 0x002C, 0x2C }, /* COMMA	# comma */
    { 0x002E, 0x2E }, /* FULL STOP	# period */
    { 0x002F, 0x2F }, /* SOLIDUS	# slash */
    { 0x0030, 0x30 }, /* DIGIT ZERO	# zero */
    { 0x0031, 0x31 }, /* DIGIT ONE	# one */
    { 0x0032, 0x32 }, /* DIGIT TWO	# two */
    { 0x0033, 0x33 }, /* DIGIT THREE	# three */
    { 0x0034, 0x34 }, /* DIGIT FOUR	# four */
    { 0x0035, 0x35 }, /* DIGIT FIVE	# five */
    { 0x0036, 0x36 }, /* DIGIT SIX	# six */
    { 0x0037, 0x37 }, /* DIGIT SEVEN	# seven */
    { 0x0038, 0x38 }, /* DIGIT EIGHT	# eight */
    { 0x0039, 0x39 }, /* DIGIT NINE	# nine */
    { 0x003A, 0x3A }, /* COLON	# colon */
    { 0x003B, 0x3B }, /* SEMICOLON	# semicolon */
    { 0x003C, 0x3C }, /* LESS-THAN SIGN	# less */
    { 0x003D, 0x3D }, /* EQUALS SIGN	# equal */
    { 0x003E, 0x3E }, /* GREATER-THAN SIGN	# greater */
    { 0x003F, 0x3F }, /* QUESTION MARK	# question */
    { 0x005B, 0x5B }, /* LEFT SQUARE BRACKET	# bracketleft */
    { 0x005D, 0x5D }, /* RIGHT SQUARE BRACKET	# bracketright */
    { 0x005F, 0x5F }, /* LOW LINE	# underscore */
    { 0x007B, 0x7B }, /* LEFT CURLY BRACKET	# braceleft */
    { 0x007C, 0x7C }, /* VERTICAL LINE	# bar */
    { 0x007D, 0x7D }, /* RIGHT CURLY BRACKET	# braceright */
    { 0x00A0, 0x20 }, /* NO-BREAK SPACE	# space */
    { 0x00AC, 0xD8 }, /* NOT SIGN	# logicalnot */
    { 0x00B0, 0xB0 }, /* DEGREE SIGN	# degree */
    { 0x00B1, 0xB1 }, /* PLUS-MINUS SIGN	# plusminus */
    { 0x00B5, 0x6D }, /* MICRO SIGN	# mu */
    { 0x00D7, 0xB4 }, /* MULTIPLICATION SIGN	# multiply */
    { 0x00F7, 0xB8 }, /* DIVISION SIGN	# divide */
    { 0x0192, 0xA6 }, /* LATIN SMALL LETTER F WITH HOOK	# florin */
    { 0x0391, 0x41 }, /* GREEK CAPITAL LETTER ALPHA	# Alpha */
    { 0x0392, 0x42 }, /* GREEK CAPITAL LETTER BETA	# Beta */
    { 0x0393, 0x47 }, /* GREEK CAPITAL LETTER GAMMA	# Gamma */
    { 0x0394, 0x44 }, /* GREEK CAPITAL LETTER DELTA	# Delta */
    { 0x0395, 0x45 }, /* GREEK CAPITAL LETTER EPSILON	# Epsilon */
    { 0x0396, 0x5A }, /* GREEK CAPITAL LETTER ZETA	# Zeta */
    { 0x0397, 0x48 }, /* GREEK CAPITAL LETTER ETA	# Eta */
    { 0x0398, 0x51 }, /* GREEK CAPITAL LETTER THETA	# Theta */
    { 0x0399, 0x49 }, /* GREEK CAPITAL LETTER IOTA	# Iota */
    { 0x039A, 0x4B }, /* GREEK CAPITAL LETTER KAPPA	# Kappa */
    { 0x039B, 0x4C }, /* GREEK CAPITAL LETTER LAMDA	# Lambda */
    { 0x039C, 0x4D }, /* GREEK CAPITAL LETTER MU	# Mu */
    { 0x039D, 0x4E }, /* GREEK CAPITAL LETTER NU	# Nu */
    { 0x039E, 0x58 }, /* GREEK CAPITAL LETTER XI	# Xi */
    { 0x039F, 0x4F }, /* GREEK CAPITAL LETTER OMICRON	# Omicron */
    { 0x03A0, 0x50 }, /* GREEK CAPITAL LETTER PI	# Pi */
    { 0x03A1, 0x52 }, /* GREEK CAPITAL LETTER RHO	# Rho */
    { 0x03A3, 0x53 }, /* GREEK CAPITAL LETTER SIGMA	# Sigma */
    { 0x03A4, 0x54 }, /* GREEK CAPITAL LETTER TAU	# Tau */
    { 0x03A5, 0x55 }, /* GREEK CAPITAL LETTER UPSILON	# Upsilon */
    { 0x03A6, 0x46 }, /* GREEK CAPITAL LETTER PHI	# Phi */
    { 0x03A7, 0x43 }, /* GREEK CAPITAL LETTER CHI	# Chi */
    { 0x03A8, 0x59 }, /* GREEK CAPITAL LETTER PSI	# Psi */
    { 0x03A9, 0x57 }, /* GREEK CAPITAL LETTER OMEGA	# Omega */
    { 0x03B1, 0x61 }, /* GREEK SMALL LETTER ALPHA	# alpha */
    { 0x03B2, 0x62 }, /* GREEK SMALL LETTER BETA	# beta */
    { 0x03B3, 0x67 }, /* GREEK SMALL LETTER GAMMA	# gamma */
    { 0x03B4, 0x64 }, /* GREEK SMALL LETTER DELTA	# delta */
    { 0x03B5, 0x65 }, /* GREEK SMALL LETTER EPSILON	# epsilon */
    { 0x03B6, 0x7A }, /* GREEK SMALL LETTER ZETA	# zeta */
    { 0x03B7, 0x68 }, /* GREEK SMALL LETTER ETA	# eta */
    { 0x03B8, 0x71 }, /* GREEK SMALL LETTER THETA	# theta */
    { 0x03B9, 0x69 }, /* GREEK SMALL LETTER IOTA	# iota */
    { 0x03BA, 0x6B }, /* GREEK SMALL LETTER KAPPA	# kappa */
    { 0x03BB, 0x6C }, /* GREEK SMALL LETTER LAMDA	# lambda */
    { 0x03BC, 0x6D }, /* GREEK SMALL LETTER MU	# mu */
    { 0x03BD, 0x6E }, /* GREEK SMALL LETTER NU	# nu */
    { 0x03BE, 0x78 }, /* GREEK SMALL LETTER XI	# xi */
    { 0x03BF, 0x6F }, /* GREEK SMALL LETTER OMICRON	# omicron */
    { 0x03C0, 0x70 }, /* GREEK SMALL LETTER PI	# pi */
    { 0x03C1, 0x72 }, /* GREEK SMALL LETTER RHO	# rho */
    { 0x03C2, 0x56 }, /* GREEK SMALL LETTER FINAL SIGMA	# sigma1 */
    { 0x03C3, 0x73 }, /* GREEK SMALL LETTER SIGMA	# sigma */
    { 0x03C4, 0x74 }, /* GREEK SMALL LETTER TAU	# tau */
    { 0x03C5, 0x75 }, /* GREEK SMALL LETTER UPSILON	# upsilon */
    { 0x03C6, 0x66 }, /* GREEK SMALL LETTER PHI	# phi */
    { 0x03C7, 0x63 }, /* GREEK SMALL LETTER CHI	# chi */
    { 0x03C8, 0x79 }, /* GREEK SMALL LETTER PSI	# psi */
    { 0x03C9, 0x77 }, /* GREEK SMALL LETTER OMEGA	# omega */
    { 0x03D1, 0x4A }, /* GREEK THETA SYMBOL	# theta1 */
    { 0x03D2, 0xA1 }, /* GREEK UPSILON WITH HOOK SYMBOL	# Upsilon1 */
    { 0x03D5, 0x6A }, /* GREEK PHI SYMBOL	# phi1 */
    { 0x03D6, 0x76 }, /* GREEK PI SYMBOL	# omega1 */
    { 0x2022, 0xB7 }, /* BULLET	# bullet */
    { 0x2026, 0xBC }, /* HORIZONTAL ELLIPSIS	# ellipsis */
    { 0x2032, 0xA2 }, /* PRIME	# minute */
    { 0x2033, 0xB2 }, /* DOUBLE PRIME	# second */
    { 0x2044, 0xA4 }, /* FRACTION SLASH	# fraction */
    { 0x20AC, 0xA0 }, /* EURO SIGN	# Euro */
    { 0x2111, 0xC1 }, /* BLACK-LETTER CAPITAL I	# Ifraktur */
    { 0x2118, 0xC3 }, /* SCRIPT CAPITAL P	# weierstrass */
    { 0x211C, 0xC2 }, /* BLACK-LETTER CAPITAL R	# Rfraktur */
    { 0x2126, 0x57 }, /* OHM SIGN	# Omega */
    { 0x2135, 0xC0 }, /* ALEF SYMBOL	# aleph */
    { 0x2190, 0xAC }, /* LEFTWARDS ARROW	# arrowleft */
    { 0x2191, 0xAD }, /* UPWARDS ARROW	# arrowup */
    { 0x2192, 0xAE }, /* RIGHTWARDS ARROW	# arrowright */
    { 0x2193, 0xAF }, /* DOWNWARDS ARROW	# arrowdown */
    { 0x2194, 0xAB }, /* LEFT RIGHT ARROW	# arrowboth */
    { 0x21B5, 0xBF }, /* DOWNWARDS ARROW WITH CORNER LEFTWARDS	# carriagereturn */
    { 0x21D0, 0xDC }, /* LEFTWARDS DOUBLE ARROW	# arrowdblleft */
    { 0x21D1, 0xDD }, /* UPWARDS DOUBLE ARROW	# arrowdblup */
    { 0x21D2, 0xDE }, /* RIGHTWARDS DOUBLE ARROW	# arrowdblright */
    { 0x21D3, 0xDF }, /* DOWNWARDS DOUBLE ARROW	# arrowdbldown */
    { 0x21D4, 0xDB }, /* LEFT RIGHT DOUBLE ARROW	# arrowdblboth */
    { 0x2200, 0x22 }, /* FOR ALL	# universal */
    { 0x2202, 0xB6 }, /* PARTIAL DIFFERENTIAL	# partialdiff */
    { 0x2203, 0x24 }, /* THERE EXISTS	# existential */
    { 0x2205, 0xC6 }, /* EMPTY SET	# emptyset */
    { 0x2206, 0x44 }, /* INCREMENT	# Delta */
    { 0x2207, 0xD1 }, /* NABLA	# gradient */
    { 0x2208, 0xCE }, /* ELEMENT OF	# element */
    { 0x2209, 0xCF }, /* NOT AN ELEMENT OF	# notelement */
    { 0x220B, 0x27 }, /* CONTAINS AS MEMBER	# suchthat */
    { 0x220F, 0xD5 }, /* N-ARY PRODUCT	# product */
    { 0x2211, 0xE5 }, /* N-ARY SUMMATION	# summation */
    { 0x2212, 0x2D }, /* MINUS SIGN	# minus */
    { 0x2215, 0xA4 }, /* DIVISION SLASH	# fraction */
    { 0x2217, 0x2A }, /* ASTERISK OPERATOR	# asteriskmath */
    { 0x221A, 0xD6 }, /* SQUARE ROOT	# radical */
    { 0x221D, 0xB5 }, /* PROPORTIONAL TO	# proportional */
    { 0x221E, 0xA5 }, /* INFINITY	# infinity */
    { 0x2220, 0xD0 }, /* ANGLE	# angle */
    { 0x2227, 0xD9 }, /* LOGICAL AND	# logicaland */
    { 0x2228, 0xDA }, /* LOGICAL OR	# logicalor */
    { 0x2229, 0xC7 }, /* INTERSECTION	# intersection */
    { 0x222A, 0xC8 }, /* UNION	# union */
    { 0x222B, 0xF2 }, /* INTEGRAL	# integral */
    { 0x2234, 0x5C }, /* THEREFORE	# therefore */
    { 0x223C, 0x7E }, /* TILDE OPERATOR	# similar */
    { 0x2245, 0x40 }, /* APPROXIMATELY EQUAL TO	# congruent */
    { 0x2248, 0xBB }, /* ALMOST EQUAL TO	# approxequal */
    { 0x2260, 0xB9 }, /* NOT EQUAL TO	# notequal */
    { 0x2261, 0xBA }, /* IDENTICAL TO	# equivalence */
    { 0x2264, 0xA3 }, /* LESS-THAN OR EQUAL TO	# lessequal */
    { 0x2265, 0xB3 }, /* GREATER-THAN OR EQUAL TO	# greaterequal */
    { 0x2282, 0xCC }, /* SUBSET OF	# propersubset */
    { 0x2283, 0xC9 }, /* SUPERSET OF	# propersuperset */
    { 0x2284, 0xCB }, /* NOT A SUBSET OF	# notsubset */
    { 0x2286, 0xCD }, /* SUBSET OF OR EQUAL TO	# reflexsubset */
    { 0x2287, 0xCA }, /* SUPERSET OF OR EQUAL TO	# reflexsuperset */
    { 0x2295, 0xC5 }, /* CIRCLED PLUS	# circleplus */
    { 0x2297, 0xC4 }, /* CIRCLED TIMES	# circlemultiply */
    { 0x22A5, 0x5E }, /* UP TACK	# perpendicular */
    { 0x22C5, 0xD7 }, /* DOT OPERATOR	# dotmath */
    { 0x2320, 0xF3 }, /* TOP HALF INTEGRAL	# integraltp */
    { 0x2321, 0xF5 }, /* BOTTOM HALF INTEGRAL	# integralbt */
    { 0x2329, 0xE1 }, /* LEFT-POINTING ANGLE BRACKET	# angleleft */
    { 0x232A, 0xF1 }, /* RIGHT-POINTING ANGLE BRACKET	# angleright */
    { 0x25CA, 0xE0 }, /* LOZENGE	# lozenge */
    { 0x2660, 0xAA }, /* BLACK SPADE SUIT	# spade */
    { 0x2663, 0xA7 }, /* BLACK CLUB SUIT	# club */
    { 0x2665, 0xA9 }, /* BLACK HEART SUIT	# heart */
    { 0x2666, 0xA8 }, /* BLACK DIAMOND SUIT	# diamond */
    { 0xF6D9, 0xD3 }, /* COPYRIGHT SIGN SERIF	# copyrightserif (CUS) */
    { 0xF6DA, 0xD2 }, /* REGISTERED SIGN SERIF	# registerserif (CUS) */
    { 0xF6DB, 0xD4 }, /* TRADE MARK SIGN SERIF	# trademarkserif (CUS) */
    { 0xF8E5, 0x60 }, /* RADICAL EXTENDER	# radicalex (CUS) */
    { 0xF8E6, 0xBD }, /* VERTICAL ARROW EXTENDER	# arrowvertex (CUS) */
    { 0xF8E7, 0xBE }, /* HORIZONTAL ARROW EXTENDER	# arrowhorizex (CUS) */
    { 0xF8E8, 0xE2 }, /* REGISTERED SIGN SANS SERIF	# registersans (CUS) */
    { 0xF8E9, 0xE3 }, /* COPYRIGHT SIGN SANS SERIF	# copyrightsans (CUS) */
    { 0xF8EA, 0xE4 }, /* TRADE MARK SIGN SANS SERIF	# trademarksans (CUS) */
    { 0xF8EB, 0xE6 }, /* LEFT PAREN TOP	# parenlefttp (CUS) */
    { 0xF8EC, 0xE7 }, /* LEFT PAREN EXTENDER	# parenleftex (CUS) */
    { 0xF8ED, 0xE8 }, /* LEFT PAREN BOTTOM	# parenleftbt (CUS) */
    { 0xF8EE, 0xE9 }, /* LEFT SQUARE BRACKET TOP	# bracketlefttp (CUS) */
    { 0xF8EF, 0xEA }, /* LEFT SQUARE BRACKET EXTENDER	# bracketleftex (CUS) */
    { 0xF8F0, 0xEB }, /* LEFT SQUARE BRACKET BOTTOM	# bracketleftbt (CUS) */
    { 0xF8F1, 0xEC }, /* LEFT CURLY BRACKET TOP	# bracelefttp (CUS) */
    { 0xF8F2, 0xED }, /* LEFT CURLY BRACKET MID	# braceleftmid (CUS) */
    { 0xF8F3, 0xEE }, /* LEFT CURLY BRACKET BOTTOM	# braceleftbt (CUS) */
    { 0xF8F4, 0xEF }, /* CURLY BRACKET EXTENDER	# braceex (CUS) */
    { 0xF8F5, 0xF4 }, /* INTEGRAL EXTENDER	# integralex (CUS) */
    { 0xF8F6, 0xF6 }, /* RIGHT PAREN TOP	# parenrighttp (CUS) */
    { 0xF8F7, 0xF7 }, /* RIGHT PAREN EXTENDER	# parenrightex (CUS) */
    { 0xF8F8, 0xF8 }, /* RIGHT PAREN BOTTOM	# parenrightbt (CUS) */
    { 0xF8F9, 0xF9 }, /* RIGHT SQUARE BRACKET TOP	# bracketrighttp (CUS) */
    { 0xF8FA, 0xFA }, /* RIGHT SQUARE BRACKET EXTENDER	# bracketrightex (CUS) */
    { 0xF8FB, 0xFB }, /* RIGHT SQUARE BRACKET BOTTOM	# bracketrightbt (CUS) */
    { 0xF8FC, 0xFC }, /* RIGHT CURLY BRACKET TOP	# bracerighttp (CUS) */
    { 0xF8FD, 0xFD }, /* RIGHT CURLY BRACKET MID	# bracerightmid (CUS) */
    { 0xF8FE, 0xFE }, /* RIGHT CURLY BRACKET BOTTOM	# bracerightbt (CUS) */
};

static const FcCharMap AdobeSymbol = {
    AdobeSymbolEnt,
    sizeof (AdobeSymbolEnt) / sizeof (AdobeSymbolEnt[0]),
};
    
static const FcFontDecode fcFontDecoders[] = {
    { ft_encoding_unicode,	0,		(1 << 21) - 1 },
    { ft_encoding_symbol,	&AdobeSymbol,	(1 << 16) - 1 },
    { ft_encoding_apple_roman,	&AppleRoman,	(1 << 16) - 1 },
};

#define NUM_DECODE  (sizeof (fcFontDecoders) / sizeof (fcFontDecoders[0]))

FcChar32
FcFreeTypeUcs4ToPrivate (FcChar32 ucs4, const FcCharMap *map)
{
    int		low, high, mid;
    FcChar16	bmp;

    low = 0;
    high = map->nent - 1;
    if (ucs4 < map->ent[low].bmp || map->ent[high].bmp < ucs4)
	return ~0;
    while (low <= high)
    {
	mid = (high + low) >> 1;
	bmp = map->ent[mid].bmp;
	if (ucs4 == bmp)
	    return (FT_ULong) map->ent[mid].encode;
	if (ucs4 < bmp)
	    high = mid - 1;
	else
	    low = mid + 1;
    }
    return ~0;
}

FcChar32
FcFreeTypePrivateToUcs4 (FcChar32 private, const FcCharMap *map)
{
    int	    i;

    for (i = 0; i < map->nent; i++)
	if (map->ent[i].encode == private)
	    return (FcChar32) map->ent[i].bmp;
    return ~0;
}

const FcCharMap *
FcFreeTypeGetPrivateMap (FT_Encoding encoding)
{
    int	i;

    for (i = 0; i < NUM_DECODE; i++)
	if (fcFontDecoders[i].encoding == encoding)
	    return fcFontDecoders[i].map;
    return 0;
}

/*
 * Map a UCS4 glyph to a glyph index.  Use all available encoding
 * tables to try and find one that works.  This information is expected
 * to be cached by higher levels, so performance isn't critical
 */

FT_UInt
FcFreeTypeCharIndex (FT_Face face, FcChar32 ucs4)
{
    int		    initial, offset, decode;
    FT_UInt	    glyphindex;
    FcChar32	    charcode;

    initial = 0;
    /*
     * Find the current encoding
     */
    if (face->charmap)
    {
	for (; initial < NUM_DECODE; initial++)
	    if (fcFontDecoders[initial].encoding == face->charmap->encoding)
		break;
	if (initial == NUM_DECODE)
	    initial = 0;
    }
    /*
     * Check each encoding for the glyph, starting with the current one
     */
    for (offset = 0; offset < NUM_DECODE; offset++)
    {
	decode = (initial + offset) % NUM_DECODE;
	if (!face->charmap || face->charmap->encoding != fcFontDecoders[decode].encoding)
	    if (FT_Select_Charmap (face, fcFontDecoders[decode].encoding) != 0)
		continue;
	if (fcFontDecoders[decode].map)
	{
	    charcode = FcFreeTypeUcs4ToPrivate (ucs4, fcFontDecoders[decode].map);
	    if (charcode == ~0)
		continue;
	}
	else
	    charcode = ucs4;
	glyphindex = FT_Get_Char_Index (face, (FT_ULong) charcode);
	if (glyphindex)
	    return glyphindex;
    }
    return 0;
}

static FcBool
FcFreeTypeCheckGlyph (FT_Face face, FcChar32 ucs4, 
1269 1270
		      FT_UInt glyph, FcBlanks *blanks,
		      FT_Pos *advance)
1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291
{
    FT_Int	    load_flags = FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING;
    FT_GlyphSlot    slot;
    
    /*
     * When using scalable fonts, only report those glyphs
     * which can be scaled; otherwise those fonts will
     * only be available at some sizes, and never when
     * transformed.  Avoid this by simply reporting bitmap-only
     * glyphs as missing
     */
    if (face->face_flags & FT_FACE_FLAG_SCALABLE)
	load_flags |= FT_LOAD_NO_BITMAP;
    
    if (FT_Load_Glyph (face, glyph, load_flags))
	return FcFalse;
    
    slot = face->glyph;
    if (!glyph)
	return FcFalse;
    
1292 1293
    *advance = slot->metrics.horiAdvance;

1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323
    switch (slot->format) {
    case ft_glyph_format_bitmap:
	/*
	 * Bitmaps are assumed to be reasonable; if
	 * this proves to be a rash assumption, this
	 * code can be easily modified
	 */
	return FcTrue;
    case ft_glyph_format_outline:
	/*
	 * Glyphs with contours are always OK
	 */
	if (slot->outline.n_contours != 0)
	    return FcTrue;
	/*
	 * Glyphs with no contours are only OK if
	 * they're members of the Blanks set specified
	 * in the configuration.  If blanks isn't set,
	 * then allow any glyph to be blank
	 */
	if (!blanks || FcBlanksIsMember (blanks, ucs4))
	    return FcTrue;
	/* fall through ... */
    default:
	break;
    }
    return FcFalse;
}

FcCharSet *
1324
FcFreeTypeCharSetAndSpacing (FT_Face face, FcBlanks *blanks, int *spacing)
1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335
{
    FcChar32	    page, off, max, ucs4;
#ifdef CHECK
    FcChar32	    font_max = 0;
#endif
    FcCharSet	    *fcs;
    FcCharLeaf	    *leaf;
    const FcCharMap *map;
    int		    o;
    int		    i;
    FT_UInt	    glyph;
1336 1337
    FT_Pos	    advance, all_advance = 0;
    FcBool	    has_advance = FcFalse, fixed_advance = FcTrue;
1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357

    fcs = FcCharSetCreate ();
    if (!fcs)
	goto bail0;
    
    for (o = 0; o < NUM_DECODE; o++)
    {
	if (FT_Select_Charmap (face, fcFontDecoders[o].encoding) != 0)
	    continue;
	map = fcFontDecoders[o].map;
	if (map)
	{
	    /*
	     * Non-Unicode tables are easy; there's a list of all possible
	     * characters
	     */
	    for (i = 0; i < map->nent; i++)
	    {
		ucs4 = map->ent[i].bmp;
		glyph = FT_Get_Char_Index (face, map->ent[i].encode);
1358 1359
		if (glyph && 
		    FcFreeTypeCheckGlyph (face, ucs4, glyph, blanks, &advance))
1360
		{
1361 1362 1363 1364 1365 1366 1367
		    if (!has_advance)
		    {
			has_advance = FcTrue;
			all_advance = advance;
		    }
		    else if (advance != all_advance)
			fixed_advance = FcFalse;
1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406
		    leaf = FcCharSetFindLeafCreate (fcs, ucs4);
		    if (!leaf)
			goto bail1;
		    leaf->map[(ucs4 & 0xff) >> 5] |= (1 << (ucs4 & 0x1f));
#ifdef CHECK
		    if (ucs4 > font_max)
			font_max = ucs4;
#endif
		}
	    }
	}
	else
	{
	    FT_UInt gindex;
	  
	    max = fcFontDecoders[o].max;
	    /*
	     * Find the first encoded character in the font
	     */
	    if (FT_Get_Char_Index (face, 0))
	    {
		ucs4 = 0;
		gindex = 1;
	    }
	    else
	    {
		ucs4 = FT_Get_Next_Char (face, 0, &gindex);
		if (!ucs4)
		    gindex = 0;
	    }

	    while (gindex)
	    {
		page = ucs4 >> 8;
		leaf = 0;
		while ((ucs4 >> 8) == page)
		{
		    glyph = FT_Get_Char_Index (face, ucs4);
		    if (glyph && FcFreeTypeCheckGlyph (face, ucs4, 
1407
						       glyph, blanks, &advance))
1408
		    {
1409 1410 1411 1412 1413 1414 1415
			if (!has_advance)
			{
			    has_advance = FcTrue;
			    all_advance = advance;
			}
			else if (advance != all_advance)
			    fixed_advance = FcFalse;
1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462
			if (!leaf)
			{
			    leaf = FcCharSetFindLeafCreate (fcs, ucs4);
			    if (!leaf)
				goto bail1;
			}
			off = ucs4 & 0xff;
			leaf->map[off >> 5] |= (1 << (off & 0x1f));
#ifdef CHECK
			if (ucs4 > font_max)
			    font_max = ucs4;
#endif
		    }
		    ucs4++;
		}
		ucs4 = FT_Get_Next_Char (face, ucs4 - 1, &gindex);
		if (!ucs4)
		    gindex = 0;
	    }
#ifdef CHECK
	    for (ucs4 = 0; ucs4 < 0x10000; ucs4++)
	    {
		FcBool	    FT_Has, FC_Has;

		FT_Has = FT_Get_Char_Index (face, ucs4) != 0;
		FC_Has = FcCharSetHasChar (fcs, ucs4);
		if (FT_Has != FC_Has)
		{
		    printf ("0x%08x FT says %d FC says %d\n", ucs4, FT_Has, FC_Has);
		}
	    }
#endif
	}
    }
#ifdef CHECK
    printf ("%d glyphs %d encoded\n", (int) face->num_glyphs, FcCharSetCount (fcs));
    for (ucs4 = 0; ucs4 <= font_max; ucs4++)
    {
	FcBool	has_char = FcFreeTypeCharIndex (face, ucs4) != 0;
	FcBool	has_bit = FcCharSetHasChar (fcs, ucs4);

	if (has_char && !has_bit)
	    printf ("Bitmap missing char 0x%x\n", ucs4);
	else if (!has_char && has_bit)
	    printf ("Bitmap extra char 0x%x\n", ucs4);
    }
#endif
1463 1464 1465 1466
    if (fixed_advance)
	*spacing = FC_MONO;
    else
	*spacing = FC_PROPORTIONAL;
1467 1468 1469 1470 1471 1472 1473
    return fcs;
bail1:
    FcCharSetDestroy (fcs);
bail0:
    return 0;
}

1474 1475 1476 1477 1478 1479 1480
FcCharSet *
FcFreeTypeCharSet (FT_Face face, FcBlanks *blanks)
{
    int spacing;

    return FcFreeTypeCharSetAndSpacing (face, blanks, &spacing);
}