/* * X11 physical font objects * * Copyright 1997 Alex Korobka * * TODO: Mapping algorithm tweaks, FO_SYNTH_... flags (ExtTextOut() will * have to be changed for that), dynamic font loading (FreeType). */ #include "config.h" #include #include "ts_xlib.h" #include #include #include #include #include #include #include #include #include #include #include "windef.h" #include "wingdi.h" #include "winuser.h" #include "winnls.h" #include "heap.h" #include "options.h" #include "font.h" #include "debugtools.h" #include "ldt.h" #include "tweak.h" #include "x11font.h" #include "server.h" DEFAULT_DEBUG_CHANNEL(font); #define X_PFONT_MAGIC (0xFADE0000) #define X_FMC_MAGIC (0x0000CAFE) #define MAX_FONTS 1024*16 #define MAX_LFD_LENGTH 256 #define TILDE '~' #define HYPHEN '-' #define DEF_POINT_SIZE 8 /* CreateFont(0 .. ) gets this */ #define DEF_SCALABLE_HEIGHT 100 /* pixels */ #define MIN_FONT_SIZE 2 /* Min size in pixels */ #define MAX_FONT_SIZE 1000 /* Max size in pixels */ #define REMOVE_SUBSETS 1 #define UNMARK_SUBSETS 0 #define FF_FAMILY (FF_MODERN | FF_SWISS | FF_ROMAN | FF_DECORATIVE | FF_SCRIPT) typedef struct __fontAlias { LPSTR faTypeFace; LPSTR faAlias; struct __fontAlias* next; } fontAlias; static fontAlias *aliasTable = NULL; UINT16 XTextCaps = TC_OP_CHARACTER | TC_OP_STROKE | TC_CP_STROKE | TC_CR_ANY | TC_SA_DOUBLE | TC_SA_INTEGER | TC_SA_CONTIN | TC_UA_ABLE | TC_SO_ABLE | TC_RA_ABLE; /* X11R6 adds TC_SF_X_YINDEP, maybe more... */ static const char* INIFontMetrics = "/cachedmetrics."; static const char* INIFontSection = "fonts"; static const char* INIAliasSection = "Alias"; static const char* INIIgnoreSection = "Ignore"; static const char* INIDefault = "Default"; static const char* INIDefaultFixed = "DefaultFixed"; static const char* INIResolution = "Resolution"; static const char* INIGlobalMetrics = "FontMetrics"; static const char* INIDefaultSerif = "DefaultSerif"; static const char* INIDefaultSansSerif = "DefaultSansSerif"; /* FIXME - are there any more Latin charsets ? */ #define IS_LATIN_CHARSET(ch) \ ((ch)==ANSI_CHARSET ||\ (ch)==EE_CHARSET ||\ (ch)==ISO3_CHARSET ||\ (ch)==ISO4_CHARSET ||\ (ch)==RUSSIAN_CHARSET ||\ (ch)==ARABIC_CHARSET ||\ (ch)==GREEK_CHARSET ||\ (ch)==HEBREW_CHARSET ||\ (ch)==TURKISH_CHARSET ||\ (ch)==BALTIC_CHARSET) /* suffix-charset mapping tables - must be less than 254 entries long */ typedef struct __sufch { LPSTR psuffix; BYTE charset; UINT16 codepage; } SuffixCharset; static SuffixCharset sufch_ansi[] = { { "0", ANSI_CHARSET, 1252 }, { NULL, ANSI_CHARSET, 1252 }}; static SuffixCharset sufch_iso646[] = { { "irv", ANSI_CHARSET, 1252 }, { NULL, ANSI_CHARSET, 1252 }}; static SuffixCharset sufch_iso8859[] = { { "1", ANSI_CHARSET, 28591 }, { "2", EE_CHARSET, 28592 }, { "3", ISO3_CHARSET, 28593 }, { "4", ISO4_CHARSET, 28594 }, { "5", RUSSIAN_CHARSET, 28595 }, { "6", ARABIC_CHARSET, 28596 }, { "7", GREEK_CHARSET, 28597 }, { "8", HEBREW_CHARSET, 28598 }, { "9", TURKISH_CHARSET, 28599 }, { "10", BALTIC_CHARSET, 1257 }, /* FIXME */ { "11", THAI_CHARSET, 874 }, /* FIXME */ { "12", SYMBOL_CHARSET, CP_SYMBOL }, { "13", SYMBOL_CHARSET, CP_SYMBOL }, { "14", SYMBOL_CHARSET, CP_SYMBOL }, { "15", ANSI_CHARSET, 1252 }, { NULL, ANSI_CHARSET, 1252 }}; static SuffixCharset sufch_microsoft[] = { { "cp1250", EE_CHARSET, 1250 }, { "cp1251", RUSSIAN_CHARSET, 1251 }, { "cp1252", ANSI_CHARSET, 1252 }, { "cp1253", GREEK_CHARSET, 1253 }, { "cp1254", TURKISH_CHARSET, 1254 }, { "cp1255", HEBREW_CHARSET, 1255 }, { "cp1256", ARABIC_CHARSET, 1256 }, { "cp1257", BALTIC_CHARSET, 1257 }, { "fontspecific", SYMBOL_CHARSET, CP_SYMBOL }, { "symbol", SYMBOL_CHARSET, CP_SYMBOL }, { NULL, ANSI_CHARSET, 1252 }}; static SuffixCharset sufch_tcvn[] = { { "0", TCVN_CHARSET, 1252 }, /* FIXME */ { NULL, TCVN_CHARSET, 1252 }}; static SuffixCharset sufch_tis620[] = { { "0", THAI_CHARSET, 874 }, /* FIXME */ { NULL, THAI_CHARSET, 874 }}; static SuffixCharset sufch_viscii[] = { { "1", VISCII_CHARSET, 1252 }, /* FIXME */ { NULL, VISCII_CHARSET, 1252 }}; static SuffixCharset sufch_windows[] = { { "1250", EE_CHARSET, 1250 }, { "1251", RUSSIAN_CHARSET, 1251 }, { "1252", ANSI_CHARSET, 1252 }, { "1253", GREEK_CHARSET, 1253 }, { "1254", TURKISH_CHARSET, 1254 }, { "1255", HEBREW_CHARSET, 1255 }, { "1256", ARABIC_CHARSET, 1256 }, { "1257", BALTIC_CHARSET, 1257 }, { NULL, ANSI_CHARSET, 1252 }}; static SuffixCharset sufch_koi8[] = { { "r", RUSSIAN_CHARSET, 20866 }, { "u", RUSSIAN_CHARSET, 20866 }, { NULL, RUSSIAN_CHARSET, 20866 }}; /* FIXME: DBCS charsets need 2 or more fonts */ static SuffixCharset sufch_jisx0201[] = { { "0", ANSI_CHARSET, 932 }, { NULL, ANSI_CHARSET, 932 }}; static SuffixCharset sufch_jisx0208[] = { { "0", SHIFTJIS_CHARSET, 932 }, { NULL, SHIFTJIS_CHARSET, 932 }}; static SuffixCharset sufch_ksc5601[] = { { "0", HANGEUL_CHARSET, 949 }, { NULL, HANGEUL_CHARSET, 949 }}; static SuffixCharset sufch_gb2312[] = { { "0", GB2312_CHARSET, 936 }, { NULL, GB2312_CHARSET, 936 }}; static SuffixCharset sufch_big5[] = { { "0", CHINESEBIG5_CHARSET, 950 }, { NULL, CHINESEBIG5_CHARSET, 950 }}; static SuffixCharset sufch_unicode[] = { { "0", DEFAULT_CHARSET, 0 }, { NULL, DEFAULT_CHARSET, 0 }}; /* Each of these must be matched explicitly */ static SuffixCharset sufch_any[] = { { "fontspecific", SYMBOL_CHARSET, CP_SYMBOL }, { NULL, 0, 0 }}; typedef struct __fet { LPSTR prefix; SuffixCharset* sufch; struct __fet* next; } fontEncodingTemplate; /* Note: we can attach additional encoding mappings to the end * of this table at runtime. */ static fontEncodingTemplate __fETTable[] = { { "ansi", sufch_ansi, &__fETTable[1] }, { "ascii", sufch_ansi, &__fETTable[2] }, { "iso646.1991", sufch_iso646, &__fETTable[3] }, { "iso8859", sufch_iso8859, &__fETTable[4] }, { "microsoft", sufch_microsoft, &__fETTable[5] }, { "tcvn", sufch_tcvn, &__fETTable[6] }, { "tis620.2533", sufch_tis620, &__fETTable[7] }, { "viscii1.1", sufch_viscii, &__fETTable[8] }, { "windows", sufch_windows, &__fETTable[9] }, { "koi8", sufch_koi8, &__fETTable[10]}, { "jisx0201.1976",sufch_jisx0201, &__fETTable[11]}, { "jisc6226.1978",sufch_jisx0208, &__fETTable[12]}, { "jisx0208.1983",sufch_jisx0208, &__fETTable[13]}, { "jisx0208.1990",sufch_jisx0208, &__fETTable[14]}, { "ksc5601.1987", sufch_ksc5601, &__fETTable[15]}, { "gb2312.1980", sufch_gb2312, &__fETTable[16]}, { "big5.et", sufch_big5, &__fETTable[17]}, { "unicode", sufch_unicode, &__fETTable[18]}, /* NULL prefix matches anything so put it last */ { NULL, sufch_any, NULL }, }; static fontEncodingTemplate* fETTable = __fETTable; static int DefResolution = 0; static CRITICAL_SECTION crtsc_fonts_X11 = CRITICAL_SECTION_INIT; static fontResource* fontList = NULL; static fontObject* fontCache = NULL; /* array */ static int fontCacheSize = FONTCACHE; static int fontLF = -1, fontMRU = -1; /* last free, most recently used */ #define __PFONT(pFont) ( fontCache + ((UINT)(pFont) & 0x0000FFFF) ) #define CHECK_PFONT(pFont) ( (((UINT)(pFont) & 0xFFFF0000) == X_PFONT_MAGIC) &&\ (((UINT)(pFont) & 0x0000FFFF) < fontCacheSize) ) static Atom RAW_ASCENT; static Atom RAW_DESCENT; /*********************************************************************** * Helper macros from X distribution */ #define CI_NONEXISTCHAR(cs) (((cs)->width == 0) && \ (((cs)->rbearing|(cs)->lbearing| \ (cs)->ascent|(cs)->descent) == 0)) #define CI_GET_CHAR_INFO(fs,col,def,cs) \ { \ cs = def; \ if (col >= fs->min_char_or_byte2 && col <= fs->max_char_or_byte2) { \ if (fs->per_char == NULL) { \ cs = &fs->min_bounds; \ } else { \ cs = &fs->per_char[(col - fs->min_char_or_byte2)]; \ if (CI_NONEXISTCHAR(cs)) cs = def; \ } \ } \ } #define CI_GET_DEFAULT_INFO(fs,cs) \ CI_GET_CHAR_INFO(fs, fs->default_char, NULL, cs) /*********************************************************************** * Checksums */ static UINT16 __lfCheckSum( LPLOGFONT16 plf ) { CHAR font[LF_FACESIZE]; UINT16 checksum = 0; UINT16 i; #define ptr ((UINT16*)plf) for( i = 0; i < 9; i++ ) checksum ^= *ptr++; #undef ptr i = 0; #define ptr ((CHAR*)plf) do { font[i++] = tolower(*ptr++); } while (( i < LF_FACESIZE) && (*ptr) && (*ptr!=' ')); for( ptr = font, i >>= 1; i > 0; i-- ) #undef ptr #define ptr ((UINT16*)plf) checksum ^= *ptr++; #undef ptr return checksum; } static UINT16 __genericCheckSum( const void *ptr, int size ) { unsigned int checksum = 0; const char *p = (const char *)ptr; while (size-- > 0) checksum ^= (checksum << 3) + (checksum >> 29) + *p++; return checksum & 0xffff; } /************************************************************************* * LFD parse/compose routines * * NB. LFD_Parse will use lpFont for its own ends, so if you want to keep it * make a copy first * * These functions also do TILDE to HYPHEN conversion */ static LFD* LFD_Parse(LPSTR lpFont) { LFD* lfd; char *lpch = lpFont, *lfd_fld[LFD_FIELDS], *field_start; int i; if (*lpch != HYPHEN) { WARN("font '%s' doesn't begin with '%c'\n", lpFont, HYPHEN); return NULL; } field_start = ++lpch; for( i = 0; i < LFD_FIELDS; ) { if (*lpch == HYPHEN) { *lpch = '\0'; lfd_fld[i] = field_start; i++; field_start = ++lpch; } else if (!*lpch) { lfd_fld[i] = field_start; i++; break; } else if (*lpch == TILDE) { *lpch = HYPHEN; ++lpch; } else ++lpch; } /* Fill in the empty fields with NULLS */ for (; i< LFD_FIELDS; i++) lfd_fld[i] = NULL; if (*lpch) WARN("Extra ignored in font '%s'\n", lpFont); lfd = HeapAlloc( GetProcessHeap(), 0, sizeof(LFD) ); if (lfd) { lfd->foundry = lfd_fld[0]; lfd->family = lfd_fld[1]; lfd->weight = lfd_fld[2]; lfd->slant = lfd_fld[3]; lfd->set_width = lfd_fld[4]; lfd->add_style = lfd_fld[5]; lfd->pixel_size = lfd_fld[6]; lfd->point_size = lfd_fld[7]; lfd->resolution_x = lfd_fld[8]; lfd->resolution_y = lfd_fld[9]; lfd->spacing = lfd_fld[10]; lfd->average_width = lfd_fld[11]; lfd->charset_registry = lfd_fld[12]; lfd->charset_encoding = lfd_fld[13]; } return lfd; } static void LFD_UnParse(LPSTR dp, UINT buf_size, LFD* lfd) { char* lfd_fld[LFD_FIELDS]; int i; if (!buf_size) return; /* Dont be silly */ lfd_fld[0] = lfd->foundry; lfd_fld[1] = lfd->family; lfd_fld[2] = lfd->weight ; lfd_fld[3] = lfd->slant ; lfd_fld[4] = lfd->set_width ; lfd_fld[5] = lfd->add_style; lfd_fld[6] = lfd->pixel_size; lfd_fld[7] = lfd->point_size; lfd_fld[8] = lfd->resolution_x; lfd_fld[9] = lfd->resolution_y ; lfd_fld[10] = lfd->spacing ; lfd_fld[11] = lfd->average_width ; lfd_fld[12] = lfd->charset_registry ; lfd_fld[13] = lfd->charset_encoding ; buf_size--; /* Room for the terminator */ for (i = 0; i < LFD_FIELDS; i++) { char* sp = lfd_fld[i]; if (!sp || !buf_size) break; *dp++ = HYPHEN; buf_size--; while (buf_size > 0 && *sp) { *dp = (*sp == HYPHEN) ? TILDE : *sp; buf_size--; dp++; sp++; } } *dp = '\0'; } static void LFD_GetWeight( fontInfo* fi, LPCSTR lpStr) { int j = lstrlenA(lpStr); if( j == 1 && *lpStr == '0') fi->fi_flags |= FI_POLYWEIGHT; else if( j == 4 ) { if( !strcasecmp( "bold", lpStr) ) fi->df.dfWeight = FW_BOLD; else if( !strcasecmp( "demi", lpStr) ) { fi->fi_flags |= FI_FW_DEMI; fi->df.dfWeight = FW_DEMIBOLD; } else if( !strcasecmp( "book", lpStr) ) { fi->fi_flags |= FI_FW_BOOK; fi->df.dfWeight = FW_REGULAR; } } else if( j == 5 ) { if( !strcasecmp( "light", lpStr) ) fi->df.dfWeight = FW_LIGHT; else if( !strcasecmp( "black", lpStr) ) fi->df.dfWeight = FW_BLACK; } else if( j == 6 && !strcasecmp( "medium", lpStr) ) fi->df.dfWeight = FW_REGULAR; else if( j == 8 && !strcasecmp( "demibold", lpStr) ) fi->df.dfWeight = FW_DEMIBOLD; else fi->df.dfWeight = FW_DONTCARE; /* FIXME: try to get something * from the weight property */ } static BOOL LFD_GetSlant( fontInfo* fi, LPCSTR lpStr) { int l = lstrlenA(lpStr); if( l == 1 ) { switch( tolower( *lpStr ) ) { case '0': fi->fi_flags |= FI_POLYSLANT; /* haven't seen this one yet */ default: case 'r': fi->df.dfItalic = 0; break; case 'o': fi->fi_flags |= FI_OBLIQUE; case 'i': fi->df.dfItalic = 1; break; } return FALSE; } return TRUE; } static void LFD_GetStyle( fontInfo* fi, LPCSTR lpstr, int dec_style_check) { int j = lstrlenA(lpstr); if( j > 3 ) /* find out is there "sans" or "script" */ { j = 0; if( strstr(lpstr, "sans") ) { fi->df.dfPitchAndFamily |= FF_SWISS; j = 1; } if( strstr(lpstr, "script") ) { fi->df.dfPitchAndFamily |= FF_SCRIPT; j = 1; } if( !j && dec_style_check ) fi->df.dfPitchAndFamily |= FF_DECORATIVE; } } /************************************************************************* * LFD_InitFontInfo * * INIT ONLY * * Fill in some fields in the fontInfo struct. */ static int LFD_InitFontInfo( fontInfo* fi, const LFD* lfd, LPCSTR fullname ) { int i, j, dec_style_check, scalability; fontEncodingTemplate* boba; const char* ridiculous = "font '%s' has ridiculous %s\n"; char* lpstr; if (!lfd->charset_registry) { WARN("font '%s' does not have enough fields\n", fullname); return FALSE; } memset(fi, 0, sizeof(fontInfo) ); /* weight name - */ LFD_GetWeight( fi, lfd->weight); /* slant - */ dec_style_check = LFD_GetSlant( fi, lfd->slant); /* width name - */ lpstr = lfd->set_width; if( strcasecmp( "normal", lpstr) ) /* XXX 'narrow', 'condensed', etc... */ dec_style_check = TRUE; else fi->fi_flags |= FI_NORMAL; /* style - */ LFD_GetStyle(fi, lfd->add_style, dec_style_check); /* pixel & decipoint height, and res_x & y */ scalability = 0; j = strlen(lfd->pixel_size); if( j == 0 || j > 3 ) { WARN(ridiculous, fullname, "pixel_size"); return FALSE; } if( !(fi->lfd_height = atoi(lfd->pixel_size)) ) scalability++; j = strlen(lfd->point_size); if( j == 0 || j > 3 ) { WARN(ridiculous, fullname, "point_size"); return FALSE; } if( !(atoi(lfd->point_size)) ) scalability++; j = strlen(lfd->resolution_x); if( j == 0 || j > 3 ) { WARN(ridiculous, fullname, "resolution_x"); return FALSE; } if( !(fi->lfd_resolution = atoi(lfd->resolution_x)) ) scalability++; j = strlen(lfd->resolution_y); if( j == 0 || j > 3 ) { WARN(ridiculous, fullname, "resolution_y"); return FALSE; } if( !(atoi(lfd->resolution_y)) ) scalability++; /* Check scalability */ switch (scalability) { case 0: /* Bitmap */ break; case 4: /* Scalable */ fi->fi_flags |= FI_SCALABLE; break; case 2: /* #$%^!!! X11R6 mutant garbage (scalable bitmap) */ TRACE("Skipping scalable bitmap '%s'\n", fullname); return FALSE; default: WARN("Font '%s' has weird scalability\n", fullname); return FALSE; } /* spacing - */ lpstr = lfd->spacing; switch( *lpstr ) { case '\0': WARN("font '%s' has no spacing\n", fullname); return FALSE; case 'p': fi->fi_flags |= FI_VARIABLEPITCH; break; case 'c': fi->df.dfPitchAndFamily |= FF_MODERN; fi->fi_flags |= FI_FIXEDEX; /* fall through */ case 'm': fi->fi_flags |= FI_FIXEDPITCH; break; default: /* Of course this line does nothing */ fi->df.dfPitchAndFamily |= DEFAULT_PITCH | FF_DONTCARE; } /* average width - */ lpstr = lfd->average_width; j = strlen(lpstr); if( j == 0 || j > 3 ) { WARN(ridiculous, fullname, "average_width"); return FALSE; } if( !(atoi(lpstr)) && !scalability ) { WARN("font '%s' has average_width 0 but is not scalable!!\n", fullname); return FALSE; } /* charset registry, charset encoding - */ lpstr = lfd->charset_registry; if( strstr(lpstr, "jisx") || strstr(lpstr, "jisc") || strstr(lpstr, "ksc") || strstr(lpstr, "gb2312") || strstr(lpstr, "big5") ) { FIXME("DBCS fonts like '%s' are not worked correctly now.\n", fullname); } fi->df.dfCharSet = ANSI_CHARSET; for( i = 0, boba = fETTable; boba; boba = boba->next, i++ ) { if (!boba->prefix || !strcasecmp(lpstr, boba->prefix)) { if (lfd->charset_encoding) { for( j = 0; boba->sufch[j].psuffix; j++ ) { if( !strcasecmp(lfd->charset_encoding, boba->sufch[j].psuffix )) { fi->df.dfCharSet = boba->sufch[j].charset; fi->codepage = boba->sufch[j].codepage; goto done; } } if (boba->prefix) { WARN("font '%s' has unknown character encoding '%s'\n", fullname, lfd->charset_encoding); fi->df.dfCharSet = boba->sufch[j].charset; fi->codepage = boba->sufch[j].codepage; j = 254; goto done; } } else if (boba->prefix) { for( j = 0; boba->sufch[j].psuffix; j++ ) ; fi->df.dfCharSet = boba->sufch[j].charset; fi->codepage = boba->sufch[j].codepage; j = 255; goto done; } } } WARN("font '%s' has unknown character set '%s'\n", fullname, lpstr); return FALSE; done: /* i - index into fETTable * j - index into suffix array for fETTable[i] * except: * 254 - unknown suffix * 255 - no suffix at all. */ fi->fi_encoding = 256 * (UINT16)i + (UINT16)j; return TRUE; } /************************************************************************* * LFD_AngleMatrix * * make a matrix suitable for LFD based on theta radians */ static void LFD_AngleMatrix( char* buffer, int h, double theta) { double matrix[4]; matrix[0] = h*cos(theta); matrix[1] = h*sin(theta); matrix[2] = -h*sin(theta); matrix[3] = h*cos(theta); sprintf(buffer, "[%+f%+f%+f%+f]", matrix[0], matrix[1], matrix[2], matrix[3]); } /************************************************************************* * LFD_ComposeLFD * * Note: uRelax is a treatment not a cure. Font mapping algorithm * should be bulletproof enough to allow us to avoid hacks like * this despite LFD being so braindead. */ static BOOL LFD_ComposeLFD( const fontObject* fo, INT height, LPSTR lpLFD, UINT uRelax ) { int i, h; char *any = "*"; char h_string[64], resx_string[64], resy_string[64]; LFD aLFD; /* Get the worst case over with first */ /* RealizeFont() will call us repeatedly with increasing uRelax * until XLoadFont() succeeds. * to avoid an infinite loop; these will always match */ if (uRelax >= 5) { if (uRelax == 5) sprintf( lpLFD, "-*-*-*-*-*-*-*-*-*-*-*-*-iso8859-1" ); else sprintf( lpLFD, "-*-*-*-*-*-*-*-*-*-*-*-*-*-*" ); return TRUE; } /* read foundry + family from fo */ aLFD.foundry = fo->fr->resource->foundry; aLFD.family = fo->fr->resource->family; /* add weight */ switch( fo->fi->df.dfWeight ) { case FW_BOLD: aLFD.weight = "bold"; break; case FW_REGULAR: if( fo->fi->fi_flags & FI_FW_BOOK ) aLFD.weight = "book"; else aLFD.weight = "medium"; break; case FW_DEMIBOLD: aLFD.weight = "demi"; if( !( fo->fi->fi_flags & FI_FW_DEMI) ) aLFD.weight = "bold"; break; case FW_BLACK: aLFD.weight = "black"; break; case FW_LIGHT: aLFD.weight = "light"; break; default: aLFD.weight = any; } /* add slant */ if( fo->fi->df.dfItalic ) if( fo->fi->fi_flags & FI_OBLIQUE ) aLFD.slant = "o"; else aLFD.slant = "i"; else aLFD.slant = (uRelax < 1) ? "r" : any; /* add width */ if( fo->fi->fi_flags & FI_NORMAL ) aLFD.set_width = "normal"; else aLFD.set_width = any; /* ignore style */ aLFD.add_style = any; /* add pixelheight * * FIXME: fill in lpXForm and lpPixmap for rotated fonts */ if( fo->fo_flags & FO_SYNTH_HEIGHT ) h = fo->fi->lfd_height; else { h = (fo->fi->lfd_height * height + (fo->fi->df.dfPixHeight>>1)); h /= fo->fi->df.dfPixHeight; } if (h < MIN_FONT_SIZE) /* Resist rounding down to 0 */ h = MIN_FONT_SIZE; else if (h > MAX_FONT_SIZE) /* Sanity check as huge fonts can lock up the font server */ { WARN("Huge font size %d pixels has been reduced to %d\n", h, MAX_FONT_SIZE); h = MAX_FONT_SIZE; } if (uRelax <= 2) /* handle rotated fonts */ if (fo->lf.lfEscapement) { /* escapement is in tenths of degrees, theta is in radians */ double theta = M_PI*fo->lf.lfEscapement/1800.; LFD_AngleMatrix(h_string, h, theta); } else { sprintf(h_string, "%d", h); } else sprintf(h_string, "%d", fo->fi->lfd_height); aLFD.pixel_size = h_string; aLFD.point_size = any; /* resolution_x,y, average width */ /* FOX ME - Why do some font servers ignore average width ? * so that you have to mess around with res_y */ aLFD.average_width = any; if (uRelax <= 3) { sprintf(resx_string, "%d", fo->fi->lfd_resolution); aLFD.resolution_x = resx_string; strcpy(resy_string, resx_string); if( uRelax == 0 && XTextCaps & TC_SF_X_YINDEP ) { if( fo->lf.lfWidth && !(fo->fo_flags & FO_SYNTH_WIDTH)) { int resy = 0.5 + fo->fi->lfd_resolution * (fo->fi->df.dfAvgWidth * height) / (fo->lf.lfWidth * fo->fi->df.dfPixHeight) ; sprintf(resy_string, "%d", resy); } else ; /* FIXME - synth width */ } aLFD.resolution_y = resy_string; } else { aLFD.resolution_x = aLFD.resolution_y = any; } /* spacing */ { char* w; if( fo->fi->fi_flags & FI_FIXEDPITCH ) w = ( fo->fi->fi_flags & FI_FIXEDEX ) ? "c" : "m"; else w = ( fo->fi->fi_flags & FI_VARIABLEPITCH ) ? "p" : any; aLFD.spacing = (uRelax <= 1) ? w : any; } /* encoding */ if (uRelax <= 4) { fontEncodingTemplate* boba; i = fo->fi->fi_encoding >> 8; for( boba = fETTable; i; i--, boba = boba->next ); aLFD.charset_registry = boba->prefix ? boba->prefix : any; i = fo->fi->fi_encoding & 255; switch( i ) { default: aLFD.charset_encoding = boba->sufch[i].psuffix; break; case 254: aLFD.charset_encoding = any; break; case 255: /* no suffix - it ends eg "-ascii" */ aLFD.charset_encoding = NULL; break; } } else { aLFD.charset_registry = any; aLFD.charset_encoding = any; } LFD_UnParse(lpLFD, MAX_LFD_LENGTH, &aLFD); TRACE("\tLFD(uRelax=%d): %s\n", uRelax, lpLFD ); return TRUE; } /*********************************************************************** * X Font Resources * * font info - http://www.microsoft.com/kb/articles/q65/1/23.htm * Windows font metrics - http://www.microsoft.com/kb/articles/q32/6/67.htm */ static void XFONT_GetLeading( const LPIFONTINFO16 pFI, const XFontStruct* x_fs, INT16* pIL, INT16* pEL, const XFONTTRANS *XFT ) { unsigned long height; unsigned min = (unsigned char)pFI->dfFirstChar; BOOL bIsLatin = IS_LATIN_CHARSET(pFI->dfCharSet); if( pEL ) *pEL = 0; if(XFT) { Atom RAW_CAP_HEIGHT = TSXInternAtom(display, "RAW_CAP_HEIGHT", TRUE); if(TSXGetFontProperty((XFontStruct*)x_fs, RAW_CAP_HEIGHT, &height)) *pIL = XFT->ascent - (INT)(XFT->pixelsize / 1000.0 * height); else *pIL = 0; return; } if( TSXGetFontProperty((XFontStruct*)x_fs, XA_CAP_HEIGHT, &height) == FALSE ) { if( x_fs->per_char ) if( bIsLatin ) height = x_fs->per_char['X' - min].ascent; else if (x_fs->ascent >= x_fs->max_bounds.ascent) height = x_fs->max_bounds.ascent; else { height = x_fs->ascent; if( pEL ) *pEL = x_fs->max_bounds.ascent - height; } else height = x_fs->min_bounds.ascent; } *pIL = x_fs->ascent - height; } /*********************************************************************** * XFONT_CharWidth */ static int XFONT_CharWidth(const XFontStruct* x_fs, const XFONTTRANS *XFT, int ch) { if(!XFT) return x_fs->per_char[ch].width; else return x_fs->per_char[ch].attributes * XFT->pixelsize / 1000.0; } /*********************************************************************** * XFONT_GetAvgCharWidth */ static INT XFONT_GetAvgCharWidth( LPIFONTINFO16 pFI, const XFontStruct* x_fs, const XFONTTRANS *XFT) { unsigned min = (unsigned char)pFI->dfFirstChar; unsigned max = (unsigned char)pFI->dfLastChar; INT avg; if( x_fs->per_char ) { int width = 0, chars = 0, j; if( IS_LATIN_CHARSET(pFI->dfCharSet)) { /* FIXME - should use a weighted average */ for( j = 0; j < 26; j++ ) width += XFONT_CharWidth(x_fs, XFT, 'a' + j - min) + XFONT_CharWidth(x_fs, XFT, 'A' + j - min); chars = 52; } else /* unweighted average of everything */ { for( j = 0, max -= min; j <= max; j++ ) if( !CI_NONEXISTCHAR(x_fs->per_char + j) ) { width += XFONT_CharWidth(x_fs, XFT, j); chars++; } } if (chars) avg = (width + (chars>>1))/ chars; else avg = 0; /* No characters exist at all */ } else /* uniform width */ avg = x_fs->min_bounds.width; return avg; } /*********************************************************************** * XFONT_GetMaxCharWidth */ static INT XFONT_GetMaxCharWidth(const XFontStruct* xfs, const XFONTTRANS *XFT) { unsigned min = (unsigned char)xfs->min_char_or_byte2; unsigned max = (unsigned char)xfs->max_char_or_byte2; int maxwidth, j; if(!XFT || !xfs->per_char) return abs(xfs->max_bounds.width); for( j = 0, maxwidth = 0, max -= min; j <= max; j++ ) if( !CI_NONEXISTCHAR(xfs->per_char + j) ) if(maxwidth < xfs->per_char[j].attributes) maxwidth = xfs->per_char[j].attributes; maxwidth *= XFT->pixelsize / 1000.0; return maxwidth; } /*********************************************************************** * XFONT_SetFontMetric * * INIT ONLY * * Initializes IFONTINFO16. */ static void XFONT_SetFontMetric(fontInfo* fi, const fontResource* fr, XFontStruct* xfs) { unsigned min, max; fi->df.dfFirstChar = (BYTE)(min = xfs->min_char_or_byte2); fi->df.dfLastChar = (BYTE)(max = xfs->max_char_or_byte2); fi->df.dfDefaultChar = (BYTE)xfs->default_char; fi->df.dfBreakChar = (BYTE)(( ' ' < min || ' ' > max) ? xfs->default_char: ' '); fi->df.dfPixHeight = (INT16)((fi->df.dfAscent = (INT16)xfs->ascent) + xfs->descent); fi->df.dfPixWidth = (xfs->per_char) ? 0 : xfs->min_bounds.width; XFONT_GetLeading( &fi->df, xfs, &fi->df.dfInternalLeading, &fi->df.dfExternalLeading, NULL ); fi->df.dfAvgWidth = (INT16)XFONT_GetAvgCharWidth(&fi->df, xfs, NULL ); fi->df.dfMaxWidth = (INT16)XFONT_GetMaxCharWidth(xfs, NULL); if( xfs->min_bounds.width != xfs->max_bounds.width ) fi->df.dfPitchAndFamily |= TMPF_FIXED_PITCH; /* au contraire! */ if( fi->fi_flags & FI_SCALABLE ) { fi->df.dfType = DEVICE_FONTTYPE; fi->df.dfPitchAndFamily |= TMPF_DEVICE; } else if( fi->fi_flags & FI_TRUETYPE ) fi->df.dfType = TRUETYPE_FONTTYPE; else fi->df.dfType = RASTER_FONTTYPE; fi->df.dfFace = fr->lfFaceName; } /*********************************************************************** * XFONT_GetTextMetrics * * GetTextMetrics() back end. */ static void XFONT_GetTextMetrics( const fontObject* pfo, const LPTEXTMETRICA pTM ) { LPIFONTINFO16 pdf = &pfo->fi->df; if( ! pfo->lpX11Trans ) { pTM->tmAscent = pfo->fs->ascent; pTM->tmDescent = pfo->fs->descent; } else { pTM->tmAscent = pfo->lpX11Trans->ascent; pTM->tmDescent = pfo->lpX11Trans->descent; } pTM->tmAscent *= pfo->rescale; pTM->tmDescent *= pfo->rescale; pTM->tmHeight = pTM->tmAscent + pTM->tmDescent; pTM->tmAveCharWidth = pfo->foAvgCharWidth * pfo->rescale; pTM->tmMaxCharWidth = pfo->foMaxCharWidth * pfo->rescale; pTM->tmInternalLeading = pfo->foInternalLeading * pfo->rescale; pTM->tmExternalLeading = pdf->dfExternalLeading * pfo->rescale; pTM->tmStruckOut = (pfo->fo_flags & FO_SYNTH_STRIKEOUT ) ? 1 : pdf->dfStrikeOut; pTM->tmUnderlined = (pfo->fo_flags & FO_SYNTH_UNDERLINE ) ? 1 : pdf->dfUnderline; pTM->tmOverhang = 0; if( pfo->fo_flags & FO_SYNTH_ITALIC ) { pTM->tmOverhang += pTM->tmHeight/3; pTM->tmItalic = 1; } else pTM->tmItalic = pdf->dfItalic; pTM->tmWeight = pdf->dfWeight; if( pfo->fo_flags & FO_SYNTH_BOLD ) { pTM->tmOverhang++; pTM->tmWeight += 100; } pTM->tmFirstChar = pdf->dfFirstChar; pTM->tmLastChar = pdf->dfLastChar; pTM->tmDefaultChar = pdf->dfDefaultChar; pTM->tmBreakChar = pdf->dfBreakChar; pTM->tmCharSet = pdf->dfCharSet; pTM->tmPitchAndFamily = pdf->dfPitchAndFamily; pTM->tmDigitizedAspectX = pdf->dfHorizRes; pTM->tmDigitizedAspectY = pdf->dfVertRes; } /*********************************************************************** * XFONT_GetFontMetric * * Retrieve font metric info (enumeration). */ static UINT XFONT_GetFontMetric( const fontInfo* pfi, const LPENUMLOGFONTEX16 pLF, const LPNEWTEXTMETRIC16 pTM ) { memset( pLF, 0, sizeof(*pLF) ); memset( pTM, 0, sizeof(*pTM) ); #define plf ((LPLOGFONT16)pLF) plf->lfHeight = pTM->tmHeight = pfi->df.dfPixHeight; plf->lfWidth = pTM->tmAveCharWidth = pfi->df.dfAvgWidth; plf->lfWeight = pTM->tmWeight = pfi->df.dfWeight; plf->lfItalic = pTM->tmItalic = pfi->df.dfItalic; plf->lfUnderline = pTM->tmUnderlined = pfi->df.dfUnderline; plf->lfStrikeOut = pTM->tmStruckOut = pfi->df.dfStrikeOut; plf->lfCharSet = pTM->tmCharSet = pfi->df.dfCharSet; /* convert pitch values */ pTM->tmPitchAndFamily = pfi->df.dfPitchAndFamily; plf->lfPitchAndFamily = (pfi->df.dfPitchAndFamily & 0xF1) + 1; lstrcpynA( plf->lfFaceName, pfi->df.dfFace, LF_FACESIZE ); #undef plf /* FIXME: fill in rest of plF values lstrcpynA(plF->elfFullName, , LF_FULLFACESIZE); lstrcpynA(plF->elfStyle, , LF_FACESIZE); lstrcpynA(plF->elfScript, , LF_FACESIZE); */ pTM->tmAscent = pfi->df.dfAscent; pTM->tmDescent = pTM->tmHeight - pTM->tmAscent; pTM->tmInternalLeading = pfi->df.dfInternalLeading; pTM->tmMaxCharWidth = pfi->df.dfMaxWidth; pTM->tmDigitizedAspectX = pfi->df.dfHorizRes; pTM->tmDigitizedAspectY = pfi->df.dfVertRes; pTM->tmFirstChar = pfi->df.dfFirstChar; pTM->tmLastChar = pfi->df.dfLastChar; pTM->tmDefaultChar = pfi->df.dfDefaultChar; pTM->tmBreakChar = pfi->df.dfBreakChar; /* return font type */ return pfi->df.dfType; } /*********************************************************************** * XFONT_FixupFlags * * INIT ONLY * * dfPitchAndFamily flags for some common typefaces. */ static BYTE XFONT_FixupFlags( LPCSTR lfFaceName ) { switch( lfFaceName[0] ) { case 'a': case 'A': if(!strncasecmp(lfFaceName, "Arial", 5) ) return FF_SWISS; break; case 'h': case 'H': if(!strcasecmp(lfFaceName, "Helvetica") ) return FF_SWISS; break; case 'c': case 'C': if(!strncasecmp(lfFaceName, "Courier", 7)) return FF_MODERN; if (!strcasecmp(lfFaceName, "Charter") ) return FF_ROMAN; break; case 'p': case 'P': if( !strcasecmp(lfFaceName,"Palatino") ) return FF_ROMAN; break; case 't': case 'T': if(!strncasecmp(lfFaceName, "Times", 5) ) return FF_ROMAN; break; case 'u': case 'U': if(!strcasecmp(lfFaceName, "Utopia") ) return FF_ROMAN; break; case 'z': case 'Z': if(!strcasecmp(lfFaceName, "Zapf Dingbats") ) return FF_DECORATIVE; } return 0; } /*********************************************************************** * XFONT_SameFoundryAndFamily * * INIT ONLY */ static BOOL XFONT_SameFoundryAndFamily( const LFD* lfd1, const LFD* lfd2 ) { return ( !strcasecmp( lfd1->foundry, lfd2->foundry ) && !strcasecmp( lfd1->family, lfd2->family ) ); } /*********************************************************************** * XFONT_InitialCapitals * * INIT ONLY * * Upper case first letters of words & remove multiple spaces */ static void XFONT_InitialCapitals(LPSTR lpch) { int i; BOOL up; char* lpstr = lpch; for( i = 0, up = TRUE; *lpch; lpch++, i++ ) { if( isspace(*lpch) ) { if (!up) /* Not already got one */ { *lpstr++ = ' '; up = TRUE; } } else if( isalpha(*lpch) && up ) { *lpstr++ = toupper(*lpch); up = FALSE; } else { *lpstr++ = *lpch; up = FALSE; } } /* Remove possible trailing space */ if (up && i > 0) --lpstr; *lpstr = '\0'; } /*********************************************************************** * XFONT_WindowsNames * * INIT ONLY * * Build generic Windows aliases for X font names. * * -misc-fixed- -> "Fixed" * -sony-fixed- -> "Sony Fixed", etc... */ static void XFONT_WindowsNames(void) { fontResource* fr; for( fr = fontList; fr ; fr = fr->next ) { fontResource* pfr; char* lpch; if( fr->fr_flags & FR_NAMESET ) continue; /* skip already assigned */ for( pfr = fontList; pfr != fr ; pfr = pfr->next ) if( pfr->fr_flags & FR_NAMESET ) { if (!strcasecmp( pfr->resource->family, fr->resource->family)) break; } lpch = fr->lfFaceName; wsnprintfA( fr->lfFaceName, sizeof(fr->lfFaceName), "%s %s", /* prepend vendor name */ (pfr==fr) ? "" : fr->resource->foundry, fr->resource->family); XFONT_InitialCapitals(fr->lfFaceName); { BYTE bFamilyStyle = XFONT_FixupFlags( fr->lfFaceName ); if( bFamilyStyle) { fontInfo* fi; for( fi = fr->fi ; fi ; fi = fi->next ) fi->df.dfPitchAndFamily |= bFamilyStyle; } } TRACE("typeface '%s'\n", fr->lfFaceName); fr->fr_flags |= FR_NAMESET; } } /*********************************************************************** * XFONT_LoadDefaultLFD * * Move lfd to the head of fontList to make it more likely to be matched */ static void XFONT_LoadDefaultLFD(LFD* lfd, LPCSTR fonttype) { { fontResource *fr, *pfr; for( fr = NULL, pfr = fontList; pfr; pfr = pfr->next ) { if( XFONT_SameFoundryAndFamily(pfr->resource, lfd) ) { if( fr ) { fr->next = pfr->next; pfr->next = fontList; fontList = pfr; } break; } fr = pfr; } if (!pfr) WARN("Default %sfont '-%s-%s-' not available\n", fonttype, lfd->foundry, lfd->family); } } /*********************************************************************** * XFONT_LoadDefault */ static void XFONT_LoadDefault(LPCSTR ini, LPCSTR fonttype) { char buffer[MAX_LFD_LENGTH]; if( PROFILE_GetWineIniString( INIFontSection, ini, "", buffer, sizeof buffer ) ) { if (*buffer) { LFD* lfd; char* pch = buffer; while( *pch && isspace(*pch) ) pch++; TRACE("Using '%s' as default %sfont\n", pch, fonttype); lfd = LFD_Parse(pch); if (lfd && lfd->foundry && lfd->family) XFONT_LoadDefaultLFD(lfd, fonttype); else WARN("Ini section [%s]%s is malformed\n", INIFontSection, ini); HeapFree(GetProcessHeap(), 0, lfd); } } } /*********************************************************************** * XFONT_LoadDefaults */ static void XFONT_LoadDefaults(void) { XFONT_LoadDefault(INIDefaultFixed, "fixed "); XFONT_LoadDefault(INIDefault, ""); } /*********************************************************************** * XFONT_CreateAlias */ static fontAlias* XFONT_CreateAlias( LPCSTR lpTypeFace, LPCSTR lpAlias ) { int j; fontAlias *pfa, *prev = NULL; for(pfa = aliasTable; pfa; pfa = pfa->next) { /* check if we already got one */ if( !strcasecmp( pfa->faTypeFace, lpAlias ) ) { TRACE("redundant alias '%s' -> '%s'\n", lpAlias, lpTypeFace ); return NULL; } prev = pfa; } j = lstrlenA(lpTypeFace) + 1; pfa = HeapAlloc( GetProcessHeap(), 0, sizeof(fontAlias) + j + lstrlenA(lpAlias) + 1 ); if (pfa) { if (!prev) aliasTable = pfa; else prev->next = pfa; pfa->next = NULL; pfa->faTypeFace = (LPSTR)(pfa + 1); lstrcpyA( pfa->faTypeFace, lpTypeFace ); pfa->faAlias = pfa->faTypeFace + j; lstrcpyA( pfa->faAlias, lpAlias ); TRACE("added alias '%s' for '%s'\n", lpAlias, lpTypeFace ); return pfa; } return NULL; } /*********************************************************************** * XFONT_LoadAlias */ static void XFONT_LoadAlias(const LFD* lfd, LPCSTR lpAlias, BOOL bSubst) { fontResource *fr, *frMatch = NULL; if (!lfd->foundry || ! lfd->family) { WARN("Malformed font resource for alias '%s'\n", lpAlias); return; } for (fr = fontList; fr ; fr = fr->next) { if(!strcasecmp(fr->resource->family, lpAlias)) { /* alias is not needed since the real font is present */ TRACE("Ignoring font alias '%s' as it is already available as a real font\n", lpAlias); return; } if( XFONT_SameFoundryAndFamily( fr->resource, lfd ) ) { frMatch = fr; break; } } if( frMatch ) { if( bSubst ) { fontAlias *pfa, *prev = NULL; for(pfa = aliasTable; pfa; pfa = pfa->next) { /* Remove lpAlias from aliasTable - we should free the old entry */ if(!strcmp(lpAlias, pfa->faAlias)) { if(prev) prev->next = pfa->next; else aliasTable = pfa->next; } /* Update any references to the substituted font in aliasTable */ if(!strcmp(frMatch->lfFaceName, pfa->faTypeFace)) pfa->faTypeFace = HEAP_strdupA( GetProcessHeap(), 0, lpAlias ); prev = pfa; } TRACE("\tsubstituted '%s' with '%s'\n", frMatch->lfFaceName, lpAlias ); lstrcpynA( frMatch->lfFaceName, lpAlias, LF_FACESIZE ); frMatch->fr_flags |= FR_NAMESET; } else { /* create new entry in the alias table */ XFONT_CreateAlias( frMatch->lfFaceName, lpAlias ); } } else { WARN("Font alias '-%s-%s-' is not available\n", lfd->foundry, lfd->family); } } /*********************************************************************** * XFONT_LoadAliases * * INIT ONLY * * Create font aliases for some standard windows fonts using user's * default choice of (sans-)serif fonts * * Read user-defined aliases from wine.conf. Format is as follows * * Alias# = [Windows font name],[LFD font name], * * Example: * Alias0 = Arial, -adobe-helvetica- * Alias1 = Times New Roman, -bitstream-courier-, 1 * ... * * Note that from 970817 and on we have built-in alias templates that take * care of the necessary Windows typefaces. */ typedef struct { LPSTR fatResource; LPSTR fatAlias; } aliasTemplate; static void XFONT_LoadAliases(void) { char *lpResource; char buffer[MAX_LFD_LENGTH]; int i = 0; LFD* lfd; /* built-ins first */ PROFILE_GetWineIniString( INIFontSection, INIDefaultSerif, "-bitstream-charter-", buffer, sizeof buffer ); TRACE("Using '%s' as default serif font\n", buffer); lfd = LFD_Parse(buffer); /* NB XFONT_InitialCapitals should not change these standard aliases */ if (lfd) { XFONT_LoadAlias( lfd, "Tms Roman", FALSE); XFONT_LoadAlias( lfd, "MS Serif", FALSE); XFONT_LoadAlias( lfd, "Times New Roman", FALSE); XFONT_LoadDefaultLFD( lfd, "serif "); HeapFree(GetProcessHeap(), 0, lfd); } PROFILE_GetWineIniString( INIFontSection, INIDefaultSansSerif, "-adobe-helvetica-", buffer, sizeof buffer); TRACE("Using '%s' as default sans serif font\n", buffer); lfd = LFD_Parse(buffer); if (lfd) { XFONT_LoadAlias( lfd, "Helv", FALSE); XFONT_LoadAlias( lfd, "MS Sans Serif", FALSE); XFONT_LoadAlias( lfd, "Arial", FALSE); XFONT_LoadDefaultLFD( lfd, "sans serif "); HeapFree(GetProcessHeap(), 0, lfd); } /* then user specified aliases */ do { BOOL bHaveAlias, bSubst; char subsection[32]; wsnprintfA( subsection, sizeof subsection, "%s%i", INIAliasSection, i++ ); bHaveAlias = PROFILE_GetWineIniString( INIFontSection, subsection, "", buffer, sizeof buffer); if (!bHaveAlias) break; XFONT_InitialCapitals(buffer); lpResource = PROFILE_GetStringItem( buffer ); bSubst = (PROFILE_GetStringItem( lpResource )) ? TRUE : FALSE; if( lpResource && *lpResource ) { lfd = LFD_Parse(lpResource); if (lfd) { XFONT_LoadAlias(lfd, buffer, bSubst); HeapFree(GetProcessHeap(), 0, lfd); } } else WARN("malformed font alias '%s'\n", buffer ); } while(TRUE); } /*********************************************************************** * XFONT_UnAlias * * Convert an (potential) alias into a real windows name * */ static LPCSTR XFONT_UnAlias(char* font) { if (font[0]) { fontAlias* fa; XFONT_InitialCapitals(font); /* to remove extra white space */ for( fa = aliasTable; fa; fa = fa->next ) /* use case insensitive matching to handle eg "MS Sans Serif" */ if( !strcasecmp( fa->faAlias, font ) ) { TRACE("found alias '%s'->%s'\n", font, fa->faTypeFace ); strcpy(font, fa->faTypeFace); return fa->faAlias; break; } } return NULL; } /*********************************************************************** * XFONT_RemoveFontResource * * Caller should check if the font resource is in use. If it is it should * set FR_REMOVED flag to delay removal until the resource is not in use * any more. */ void XFONT_RemoveFontResource( fontResource** ppfr ) { fontResource* pfr = *ppfr; #if 0 fontInfo* pfi; /* FIXME - if fonts were read from a cache, these HeapFrees will fail */ while( pfr->fi ) { pfi = pfr->fi->next; HeapFree( GetProcessHeap(), 0, pfr->fi ); pfr->fi = pfi; } HeapFree( GetProcessHeap(), 0, pfr ); #endif *ppfr = pfr->next; } /*********************************************************************** * XFONT_LoadIgnores * * INIT ONLY * * Removes specified fonts from the font table to prevent Wine from * using it. * * Ignore# = [LFD font name] * * Example: * Ignore0 = -misc-nil- * Ignore1 = -sun-open look glyph- * ... * */ static void XFONT_LoadIgnore(char* lfdname) { fontResource** ppfr; LFD* lfd = LFD_Parse(lfdname); if (lfd && lfd->foundry && lfd->family) { for( ppfr = &fontList; *ppfr ; ppfr = &((*ppfr)->next)) { if( XFONT_SameFoundryAndFamily( (*ppfr)->resource, lfd) ) { TRACE("Ignoring '-%s-%s-'\n", (*ppfr)->resource->foundry, (*ppfr)->resource->family ); XFONT_RemoveFontResource( ppfr ); break; } } } else WARN("Malformed font resource\n"); HeapFree(GetProcessHeap(), 0, lfd); } static void XFONT_LoadIgnores(void) { int i = 0; char subsection[32]; char buffer[MAX_LFD_LENGTH]; /* Standard one that noone wants */ strcpy(buffer, "-misc-nil-"); XFONT_LoadIgnore(buffer); /* Others from INI file */ do { wsprintfA( subsection, "%s%i", INIIgnoreSection, i++ ); if( PROFILE_GetWineIniString( INIFontSection, subsection, "", buffer, sizeof buffer) ) { char* pch = buffer; while( *pch && isspace(*pch) ) pch++; XFONT_LoadIgnore(pch); } else break; } while(TRUE); } /*********************************************************************** * XFONT_UserMetricsCache * * Returns expanded name for the cachedmetrics file. * Now it also appends the current value of the $DISPLAY variable. */ static char* XFONT_UserMetricsCache( char* buffer, int* buf_size ) { const char *confdir = get_config_dir(); const char *display_name = Options.display; int len = strlen(confdir) + strlen(INIFontMetrics) + strlen(display_name) + 2; if ((len > *buf_size) && !(buffer = HeapReAlloc( GetProcessHeap(), 0, buffer, *buf_size = len ))) { ERR("out of memory\n"); ExitProcess(1); } sprintf( buffer, "%s/%s%s", confdir, INIFontMetrics, display_name ); return buffer; } /*********************************************************************** * X Font Matching * * Compare two fonts (only parameters set by the XFONT_InitFontInfo()). */ static INT XFONT_IsSubset(const fontInfo* match, const fontInfo* fi) { INT m; /* 0 - keep both, 1 - keep match, -1 - keep fi */ /* Compare dfItalic, Underline, Strikeout, Weight, Charset */ m = (BYTE*)&fi->df.dfPixWidth - (BYTE*)&fi->df.dfItalic; if( memcmp(&match->df.dfItalic, &fi->df.dfItalic, m )) return 0; if( (!((fi->fi_flags & FI_SCALABLE) + (match->fi_flags & FI_SCALABLE)) && fi->lfd_height != match->lfd_height) || (!((fi->fi_flags & FI_POLYWEIGHT) + (match->fi_flags & FI_POLYWEIGHT)) && fi->df.dfWeight != match->df.dfWeight) ) return 0; m = (int)(match->fi_flags & (FI_POLYWEIGHT | FI_SCALABLE)) - (int)(fi->fi_flags & (FI_SCALABLE | FI_POLYWEIGHT)); if( m == (FI_POLYWEIGHT - FI_SCALABLE) || m == (FI_SCALABLE - FI_POLYWEIGHT) ) return 0; /* keep both */ else if( m >= 0 ) return 1; /* 'match' is better */ return -1; /* 'fi' is better */ } /*********************************************************************** * XFONT_CheckFIList * * REMOVE_SUBSETS - attach new fi and purge subsets * UNMARK_SUBSETS - remove subset flags from all fi entries */ static void XFONT_CheckFIList( fontResource* fr, fontInfo* fi, int action) { int i = 0; fontInfo* pfi, *prev; for( prev = NULL, pfi = fr->fi; pfi; ) { if( action == REMOVE_SUBSETS ) { if( pfi->fi_flags & FI_SUBSET ) { fontInfo* subset = pfi; i++; fr->fi_count--; if( prev ) prev->next = pfi = pfi->next; else fr->fi = pfi = pfi->next; HeapFree( GetProcessHeap(), 0, subset ); continue; } } else pfi->fi_flags &= ~FI_SUBSET; prev = pfi; pfi = pfi->next; } if( action == REMOVE_SUBSETS ) /* also add the superset */ { if( fi->fi_flags & FI_SCALABLE ) { fi->next = fr->fi; fr->fi = fi; } else if( prev ) prev->next = fi; else fr->fi = fi; fr->fi_count++; } if( i ) TRACE("\t purged %i subsets [%i]\n", i , fr->fi_count); } /*********************************************************************** * XFONT_FindFIList */ static fontResource* XFONT_FindFIList( fontResource* pfr, const char* pTypeFace ) { while( pfr ) { if( !strcasecmp( pfr->lfFaceName, pTypeFace ) ) break; pfr = pfr->next; } /* Give the app back the font name it asked for. Encarta checks this. */ if (pfr) strcpy(pfr->lfFaceName,pTypeFace); return pfr; } /*********************************************************************** * XFONT_FixupPointSize */ static void XFONT_FixupPointSize(fontInfo* fi) { #define df (fi->df) df.dfHorizRes = df.dfVertRes = fi->lfd_resolution; df.dfPoints = (INT16) (((INT)(df.dfPixHeight - df.dfInternalLeading) * 72 + (df.dfVertRes >> 1)) / df.dfVertRes ); #undef df } /*********************************************************************** * XFONT_BuildMetrics * * Build font metrics from X font */ static int XFONT_BuildMetrics(char** x_pattern, int res, unsigned x_checksum, int x_count) { int i; fontInfo* fi = NULL; fontResource* fr, *pfr; int n_ff = 0; MESSAGE("Building font metrics. This may take some time...\n"); for( i = 0; i < x_count; i++ ) { char* typeface; LFD* lfd; int j; char buffer[MAX_LFD_LENGTH]; char* lpstr; XFontStruct* x_fs; fontInfo* pfi; typeface = HEAP_strdupA(GetProcessHeap(), 0, x_pattern[i]); if (!typeface) break; lfd = LFD_Parse(typeface); if (!lfd) { HeapFree(GetProcessHeap(), 0, typeface); continue; } /* find a family to insert into */ for( pfr = NULL, fr = fontList; fr; fr = fr->next ) { if( XFONT_SameFoundryAndFamily(fr->resource, lfd)) break; pfr = fr; } if( !fi ) fi = (fontInfo*) HeapAlloc(GetProcessHeap(), 0, sizeof(fontInfo)); if( !LFD_InitFontInfo( fi, lfd, x_pattern[i]) ) goto nextfont; if( !fr ) /* add new family */ { n_ff++; fr = (fontResource*) HeapAlloc(GetProcessHeap(), 0, sizeof(fontResource)); if (fr) { memset(fr, 0, sizeof(fontResource)); fr->resource = (LFD*) HeapAlloc(GetProcessHeap(), 0, sizeof(LFD)); memset(fr->resource, 0, sizeof(LFD)); TRACE("family: -%s-%s-\n", lfd->foundry, lfd->family ); fr->resource->foundry = HEAP_strdupA(GetProcessHeap(), 0, lfd->foundry); fr->resource->family = HEAP_strdupA(GetProcessHeap(), 0, lfd->family); fr->resource->weight = ""; if( pfr ) pfr->next = fr; else fontList = fr; } else WARN("Not enough memory for a new font family\n"); } /* check if we already have something better than "fi" */ for( pfi = fr->fi, j = 0; pfi && j <= 0; pfi = pfi->next ) if( (j = XFONT_IsSubset( pfi, fi )) < 0 ) pfi->fi_flags |= FI_SUBSET; /* superseded by "fi" */ if( j > 0 ) goto nextfont; /* add new font instance "fi" to the "fr" font resource */ if( fi->fi_flags & FI_SCALABLE ) { LFD lfd1; char pxl_string[4], res_string[4]; /* set scalable font height to get an basis for extrapolation */ fi->lfd_height = DEF_SCALABLE_HEIGHT; fi->lfd_resolution = res; sprintf(pxl_string, "%d", fi->lfd_height); sprintf(res_string, "%d", fi->lfd_resolution); lfd1 = *lfd; lfd1.pixel_size = pxl_string; lfd1.point_size = "*"; lfd1.resolution_x = res_string; lfd1.resolution_y = res_string; LFD_UnParse(buffer, sizeof buffer, &lfd1); lpstr = buffer; } else lpstr = x_pattern[i]; if( (x_fs = TSXLoadQueryFont(display, lpstr)) ) { XFONT_SetFontMetric( fi, fr, x_fs ); TSXFreeFont( display, x_fs ); XFONT_FixupPointSize(fi); TRACE("\t[% 2ipt] '%s'\n", fi->df.dfPoints, x_pattern[i] ); XFONT_CheckFIList( fr, fi, REMOVE_SUBSETS ); fi = NULL; /* preventing reuse */ } else { ERR("failed to load %s\n", lpstr ); XFONT_CheckFIList( fr, fi, UNMARK_SUBSETS ); } nextfont: HeapFree(GetProcessHeap(), 0, lfd); HeapFree(GetProcessHeap(), 0, typeface); } if( fi ) HeapFree(GetProcessHeap(), 0, fi); /* Scan through the font list and remove FontResorce(s) (fr) * that have no associated Fontinfo(s) (fi). * This code is necessary because XFONT_ReadCachedMetrics * assumes that there is at least one fi associated with a fr. * This assumption is invalid for TT font * -altsys-ms outlook-medium-r-normal--0-0-0-0-p-0-microsoft-symbol. */ fr = fontList; while (!fr->fi_count) { fontList = fr->next; HeapFree(GetProcessHeap(), 0, fr->resource); HeapFree(GetProcessHeap(), 0, fr); fr = fontList; n_ff--; } fr = fontList; while (fr->next) { if (!fr->next->fi_count) { pfr = fr->next; fr->next = fr->next->next; HeapFree(GetProcessHeap(), 0, pfr->resource); HeapFree(GetProcessHeap(), 0, pfr); n_ff--; } else fr = fr->next; } return n_ff; } /*********************************************************************** * XFONT_ReadCachedMetrics * * INIT ONLY */ static BOOL XFONT_ReadCachedMetrics( int fd, int res, unsigned x_checksum, int x_count ) { if( fd >= 0 ) { unsigned u; int i, j; /* read checksums */ read( fd, &u, sizeof(unsigned) ); read( fd, &i, sizeof(int) ); if( u == x_checksum && i == x_count ) { off_t length, offset = 3 * sizeof(int); /* read total size */ read( fd, &i, sizeof(int) ); length = lseek( fd, 0, SEEK_END ); if( length == (i + offset) ) { lseek( fd, offset, SEEK_SET ); fontList = (fontResource*)HeapAlloc( GetProcessHeap(), 0, i); if( fontList ) { fontResource* pfr = fontList; fontInfo* pfi = NULL; TRACE("Reading cached font metrics:\n"); read( fd, fontList, i); /* read all metrics at once */ while( offset < length ) { offset += sizeof(fontResource) + sizeof(fontInfo); pfr->fi = pfi = (fontInfo*)(pfr + 1); j = 1; while( TRUE ) { if( offset > length || (int)(pfi->next) != j++ ) goto fail; pfi->df.dfFace = pfr->lfFaceName; if( pfi->fi_flags & FI_SCALABLE ) { /* we can pretend we got this font for any resolution */ pfi->lfd_resolution = res; XFONT_FixupPointSize(pfi); } pfi->next = pfi + 1; if( j > pfr->fi_count ) break; pfi = pfi->next; offset += sizeof(fontInfo); } pfi->next = NULL; if( pfr->next ) { pfr->next = (fontResource*)(pfi + 1); pfr = pfr->next; } else break; } if( pfr->next == NULL && *(int*)(pfi + 1) == X_FMC_MAGIC ) { /* read LFD stubs */ char* lpch = (char*)((int*)(pfi + 1) + 1); offset += sizeof(int); for( pfr = fontList; pfr; pfr = pfr->next ) { size_t len = strlen(lpch) + 1; TRACE("\t%s, %i instances\n", lpch, pfr->fi_count ); pfr->resource = LFD_Parse(lpch); lpch += len; offset += len; if (offset > length) goto fail; } close( fd ); return TRUE; } } } } fail: if( fontList ) HeapFree( GetProcessHeap(), 0, fontList ); fontList = NULL; close( fd ); } return FALSE; } /*********************************************************************** * XFONT_WriteCachedMetrics * * INIT ONLY */ static BOOL XFONT_WriteCachedMetrics( int fd, unsigned x_checksum, int x_count, int n_ff ) { fontResource* pfr; fontInfo* pfi; if( fd >= 0 ) { int i, j, k; char buffer[MAX_LFD_LENGTH]; /* font metrics file: * * +0000 x_checksum * +0004 x_count * +0008 total size to load * +000C prepackaged font metrics * ... * +...x X_FMC_MAGIC * +...x + 4 LFD stubs */ write( fd, &x_checksum, sizeof(unsigned) ); write( fd, &x_count, sizeof(int) ); for( j = i = 0, pfr = fontList; pfr; pfr = pfr->next ) { LFD_UnParse(buffer, sizeof buffer, pfr->resource); i += strlen( buffer) + 1; j += pfr->fi_count; } i += n_ff * sizeof(fontResource) + j * sizeof(fontInfo) + sizeof(int); write( fd, &i, sizeof(int) ); TRACE("Writing font cache:\n"); for( pfr = fontList; pfr; pfr = pfr->next ) { fontInfo fi; TRACE("\t-%s-%s-, %i instances\n", pfr->resource->foundry, pfr->resource->family, pfr->fi_count ); i = write( fd, pfr, sizeof(fontResource) ); if( i == sizeof(fontResource) ) { for( k = 1, pfi = pfr->fi; pfi; pfi = pfi->next ) { fi = *pfi; fi.df.dfFace = NULL; fi.next = (fontInfo*)k; /* loader checks this */ j = write( fd, &fi, sizeof(fi) ); k++; } if( j == sizeof(fontInfo) ) continue; } break; } if( i == sizeof(fontResource) && j == sizeof(fontInfo) ) { i = j = X_FMC_MAGIC; write( fd, &i, sizeof(int) ); for( pfr = fontList; pfr && i == j; pfr = pfr->next ) { LFD_UnParse(buffer, sizeof buffer, pfr->resource); i = strlen( buffer ) + 1; j = write( fd, buffer, i ); } } close( fd ); return ( i == j ); } return FALSE; } /*********************************************************************** * XFONT_GetPointResolution() * * INIT ONLY * * Here we initialize DefResolution which is used in the * XFONT_Match() penalty function. We also load the point * resolution value (higher values result in larger fonts). */ static int XFONT_GetPointResolution( DeviceCaps* pDevCaps ) { int i, j, point_resolution, num = 3; int allowed_xfont_resolutions[3] = { 72, 75, 100 }; int best = 0, best_diff = 65536; point_resolution = PROFILE_GetWineIniInt( INIFontSection, INIResolution, 0 ); if( !point_resolution ) point_resolution = pDevCaps->logPixelsY; else pDevCaps->logPixelsX = pDevCaps->logPixelsY = point_resolution; /* FIXME We can only really guess at a best DefResolution * - this should be configurable */ for( i = best = 0; i < num; i++ ) { j = abs( point_resolution - allowed_xfont_resolutions[i] ); if( j < best_diff ) { best = i; best_diff = j; } } DefResolution = allowed_xfont_resolutions[best]; /* FIXME - do win95,nt40,... do this as well ? */ if (TWEAK_WineLook == WIN98_LOOK) { /* Lie about the screen size, so that eg MM_LOMETRIC becomes MM_logical_LOMETRIC */ int denom; denom = pDevCaps->logPixelsX * 10; pDevCaps->horzSize = (pDevCaps->horzRes * 254 + (denom>>1)) / denom; denom = pDevCaps->logPixelsY * 10; pDevCaps->vertSize = (pDevCaps->vertRes * 254 + (denom>>1)) / denom; } return point_resolution; } /*********************************************************************** * XFONT_Match * * Compute the matching score between the logical font and the device font. * * contributions from highest to lowest: * charset * fixed pitch * height * family flags (only when the facename is not present) * width * weight, italics, underlines, strikeouts * * NOTE: you can experiment with different penalty weights to see what happens. * http://premium.microsoft.com/msdn/library/techart/f365/f36b/f37b/d38b/sa8bf.htm */ static UINT XFONT_Match( fontMatch* pfm ) { fontInfo* pfi = pfm->pfi; /* device font to match */ LPLOGFONT16 plf = pfm->plf; /* wanted logical font */ UINT penalty = 0; BOOL bR6 = pfm->flags & FO_MATCH_XYINDEP; /* from TextCaps */ BOOL bScale = pfi->fi_flags & FI_SCALABLE; int d = 0, height; TRACE("\t[ %-2ipt h=%-3i w=%-3i %s%s]\n", pfi->df.dfPoints, pfi->df.dfPixHeight, pfi->df.dfAvgWidth, (pfi->df.dfWeight > FW_NORMAL) ? "Bold " : "Normal ", (pfi->df.dfItalic) ? "Italic" : "" ); pfm->flags &= FO_MATCH_MASK; /* Charset */ if (pfi->df.dfCharSet == DEFAULT_CHARSET) { /* special case(unicode font) */ /* priority: unmatched charset < unicode < matched charset */ penalty += 0x50; } else { if( plf->lfCharSet == DEFAULT_CHARSET ) { if (pfi->df.dfCharSet != ANSI_CHARSET) penalty += 0x200; } else if (plf->lfCharSet != pfi->df.dfCharSet) penalty += 0x200; } /* Height */ height = -1; { if( plf->lfHeight > 0 ) { int h = pfi->df.dfPixHeight; d = h - plf->lfHeight; height = plf->lfHeight; } else { int h = pfi->df.dfPixHeight - pfi->df.dfInternalLeading; if (h) { d = h + plf->lfHeight; height = (-plf->lfHeight * pfi->df.dfPixHeight) / h; } else { ERR("PixHeight == InternalLeading\n"); penalty += 0x1000; /* dont want this */ } } } if( height == 0 ) pfm->height = 1; /* Very small */ else if( d ) { if( bScale ) pfm->height = height; else if( (plf->lfQuality != PROOF_QUALITY) && bR6 ) { if( d > 0 ) /* do not shrink raster fonts */ { pfm->height = pfi->df.dfPixHeight; penalty += (pfi->df.dfPixHeight - height) * 0x4; } else /* expand only in integer multiples */ { pfm->height = height - height%pfi->df.dfPixHeight; penalty += (height - pfm->height + 1) * height / pfi->df.dfPixHeight; } } else /* can't be scaled at all */ { if( plf->lfQuality != PROOF_QUALITY) pfm->flags |= FO_SYNTH_HEIGHT; pfm->height = pfi->df.dfPixHeight; penalty += (d > 0)? d * 0x8 : -d * 0x10; } } else pfm->height = pfi->df.dfPixHeight; /* Pitch and Family */ if( pfm->flags & FO_MATCH_PAF ) { int family = plf->lfPitchAndFamily & FF_FAMILY; /* TMPF_FIXED_PITCH means exactly the opposite */ if( plf->lfPitchAndFamily & FIXED_PITCH ) { if( pfi->df.dfPitchAndFamily & TMPF_FIXED_PITCH ) penalty += 0x100; } else /* Variable is the default */ if( !(pfi->df.dfPitchAndFamily & TMPF_FIXED_PITCH) ) penalty += 0x2; if (family != FF_DONTCARE && family != (pfi->df.dfPitchAndFamily & FF_FAMILY) ) penalty += 0x10; } /* Width */ if( plf->lfWidth ) { int h; if( bR6 || bScale ) h = 0; else { /* FIXME: not complete */ pfm->flags |= FO_SYNTH_WIDTH; h = abs(plf->lfWidth - (pfm->height * pfi->df.dfAvgWidth)/pfi->df.dfPixHeight); } penalty += h * ( d ) ? 0x2 : 0x1 ; } else if( !(pfi->fi_flags & FI_NORMAL) ) penalty++; /* Weight */ if( plf->lfWeight != FW_DONTCARE ) { penalty += abs(plf->lfWeight - pfi->df.dfWeight) / 40; if( plf->lfWeight > pfi->df.dfWeight ) pfm->flags |= FO_SYNTH_BOLD; } else if( pfi->df.dfWeight >= FW_BOLD ) penalty++; /* choose normal by default */ /* Italic */ if( plf->lfItalic != pfi->df.dfItalic ) { penalty += 0x4; pfm->flags |= FO_SYNTH_ITALIC; } /* Underline */ if( plf->lfUnderline ) pfm->flags |= FO_SYNTH_UNDERLINE; /* Strikeout */ if( plf->lfStrikeOut ) pfm->flags |= FO_SYNTH_STRIKEOUT; if( penalty && !bScale && pfi->lfd_resolution != DefResolution ) penalty++; TRACE(" returning %i\n", penalty ); return penalty; } /*********************************************************************** * XFONT_MatchFIList * * Scan a particular font resource for the best match. */ static UINT XFONT_MatchFIList( fontMatch* pfm ) { BOOL skipRaster = (pfm->flags & FO_MATCH_NORASTER); UINT current_score, score = (UINT)(-1); fontMatch fm = *pfm; for( fm.pfi = pfm->pfr->fi; fm.pfi && score; fm.pfi = fm.pfi->next) { if( skipRaster && !(fm.pfi->fi_flags & FI_SCALABLE) ) continue; current_score = XFONT_Match( &fm ); if( score > current_score ) { *pfm = fm; score = current_score; } } return score; } /*********************************************************************** * XFONT_MatchDeviceFont * * Scan font resource tree. * */ static void XFONT_MatchDeviceFont( fontResource* start, fontMatch* pfm) { fontMatch fm = *pfm; UINT current_score, score = (UINT)(-1); fontResource** ppfr; TRACE("(%u) '%s' h=%i weight=%i %s\n", pfm->plf->lfCharSet, pfm->plf->lfFaceName, pfm->plf->lfHeight, pfm->plf->lfWeight, (pfm->plf->lfItalic) ? "Italic" : "" ); pfm->pfi = NULL; if( fm.plf->lfFaceName[0] ) { fm.pfr = XFONT_FindFIList( start, fm.plf->lfFaceName); if( fm.pfr ) /* match family */ { TRACE("found facename '%s'\n", fm.pfr->lfFaceName ); if( fm.pfr->fr_flags & FR_REMOVED ) fm.pfr = 0; else { XFONT_MatchFIList( &fm ); *pfm = fm; if (pfm->pfi) return; } } } /* match all available fonts */ fm.flags |= FO_MATCH_PAF; for( ppfr = &fontList; *ppfr && score; ppfr = &(*ppfr)->next ) { if( (*ppfr)->fr_flags & FR_REMOVED ) { if( (*ppfr)->fo_count == 0 ) XFONT_RemoveFontResource( ppfr ); continue; } fm.pfr = *ppfr; TRACE("%s\n", fm.pfr->lfFaceName ); current_score = XFONT_MatchFIList( &fm ); if( current_score < score ) { score = current_score; *pfm = fm; } } } /*********************************************************************** * X Font Cache */ static void XFONT_GrowFreeList(int start, int end) { /* add all entries from 'start' up to and including 'end' */ memset( fontCache + start, 0, (end - start + 1) * sizeof(fontObject) ); fontCache[end].lru = fontLF; fontCache[end].count = -1; fontLF = start; while( start < end ) { fontCache[start].count = -1; fontCache[start].lru = start + 1; start++; } } static fontObject* XFONT_LookupCachedFont( const LPLOGFONT16 plf, UINT16* checksum ) { UINT16 cs = __lfCheckSum( plf ); int i = fontMRU, prev = -1; *checksum = cs; while( i >= 0 ) { if( fontCache[i].lfchecksum == cs && !(fontCache[i].fo_flags & FO_REMOVED) ) { /* FIXME: something more intelligent here ? */ if( !memcmp( plf, &fontCache[i].lf, sizeof(LOGFONT16) - LF_FACESIZE ) && !strcmp( plf->lfFaceName, fontCache[i].lf.lfFaceName) ) { /* remove temporarily from the lru list */ if( prev >= 0 ) fontCache[prev].lru = fontCache[i].lru; else fontMRU = (INT16)fontCache[i].lru; return (fontCache + i); } } prev = i; i = (INT16)fontCache[i].lru; } return NULL; } static fontObject* XFONT_GetCacheEntry(void) { int i; if( fontLF == -1 ) { int prev_i, prev_j, j; TRACE("font cache is full\n"); /* lookup the least recently used font */ for( prev_i = prev_j = j = -1, i = fontMRU; i >= 0; i = (INT16)fontCache[i].lru ) { if( fontCache[i].count <= 0 && !(fontCache[i].fo_flags & FO_SYSTEM) ) { prev_j = prev_i; j = i; } prev_i = i; } if( j >= 0 ) /* unload font */ { /* detach from the lru list */ TRACE("\tfreeing entry %i\n", j ); fontCache[j].fr->fo_count--; if( prev_j >= 0 ) fontCache[prev_j].lru = fontCache[j].lru; else fontMRU = (INT16)fontCache[j].lru; /* FIXME: lpXForm, lpPixmap */ if(fontCache[j].lpX11Trans) HeapFree( GetProcessHeap(), 0, fontCache[j].lpX11Trans ); TSXFreeFont( display, fontCache[j].fs ); memset( fontCache + j, 0, sizeof(fontObject) ); return (fontCache + j); } else /* expand cache */ { fontObject* newCache; prev_i = fontCacheSize + FONTCACHE; TRACE("\tgrowing font cache from %i to %i\n", fontCacheSize, prev_i ); if( (newCache = (fontObject*)HeapReAlloc(GetProcessHeap(), 0, fontCache, prev_i)) ) { i = fontCacheSize; fontCacheSize = prev_i; fontCache = newCache; XFONT_GrowFreeList( i, fontCacheSize - 1); } else return NULL; } } /* detach from the free list */ i = fontLF; fontLF = (INT16)fontCache[i].lru; fontCache[i].count = 0; return (fontCache + i); } static int XFONT_ReleaseCacheEntry(const fontObject* pfo) { UINT u = (UINT)(pfo - fontCache); if( u < fontCacheSize ) return (--fontCache[u].count); return -1; } /*********************************************************************** * X11DRV_FONT_Init * * Initialize font resource list and allocate font cache. */ BOOL X11DRV_FONT_Init( DeviceCaps* pDevCaps ) { char** x_pattern; unsigned x_checksum; int i,res, x_count, fd, buf_size; char *buffer; res = XFONT_GetPointResolution( pDevCaps ); x_pattern = TSXListFonts(display, "*", MAX_FONTS, &x_count ); TRACE("Font Mapper: initializing %i fonts [logical dpi=%i, default dpi=%i]\n", x_count, res, DefResolution); if (x_count == MAX_FONTS) MESSAGE("There may be more fonts available - try increasing the value of MAX_FONTS\n"); for( i = x_checksum = 0; i < x_count; i++ ) { int j; #if 0 printf("%i\t: %s\n", i, x_pattern[i] ); #endif j = strlen( x_pattern[i] ); if( j ) x_checksum ^= __genericCheckSum( x_pattern[i], j ); } x_checksum |= X_PFONT_MAGIC; buf_size = 128; buffer = HeapAlloc( GetProcessHeap(), 0, buf_size ); /* deal with systemwide font metrics cache */ if( PROFILE_GetWineIniString( INIFontSection, INIGlobalMetrics, "", buffer, buf_size ) ) { fd = open( buffer, O_RDONLY ); XFONT_ReadCachedMetrics(fd, DefResolution, x_checksum, x_count); } if (fontList == NULL) { /* try per-user */ buffer = XFONT_UserMetricsCache( buffer, &buf_size ); if( buffer[0] ) { fd = open( buffer, O_RDONLY ); XFONT_ReadCachedMetrics(fd, DefResolution, x_checksum, x_count); } } if( fontList == NULL ) /* build metrics from scratch */ { int n_ff = XFONT_BuildMetrics(x_pattern, DefResolution, x_checksum, x_count); if( buffer[0] ) /* update cached metrics */ { fd = open( buffer, O_CREAT | O_TRUNC | O_RDWR, 0644 ); /* -rw-r--r-- */ if( XFONT_WriteCachedMetrics( fd, x_checksum, x_count, n_ff ) == FALSE ) { WARN("Unable to write to fontcache '%s'\n", buffer); if( fd >= 0) remove( buffer ); /* couldn't write entire file */ } } } TSXFreeFontNames(x_pattern); /* check if we're dealing with X11 R6 server */ { XFontStruct* x_fs; strcpy(buffer, "-*-*-*-*-normal-*-[12 0 0 12]-*-72-*-*-*-iso8859-1"); if( (x_fs = TSXLoadQueryFont(display, buffer)) ) { XTextCaps |= TC_SF_X_YINDEP; TSXFreeFont(display, x_fs); } } HeapFree(GetProcessHeap(), 0, buffer); XFONT_WindowsNames(); XFONT_LoadAliases(); XFONT_LoadDefaults(); XFONT_LoadIgnores(); /* fontList initialization is over, allocate X font cache */ fontCache = (fontObject*) HeapAlloc(GetProcessHeap(), 0, fontCacheSize * sizeof(fontObject)); XFONT_GrowFreeList(0, fontCacheSize - 1); TRACE("done!\n"); /* update text caps parameter */ pDevCaps->textCaps = XTextCaps; RAW_ASCENT = TSXInternAtom(display, "RAW_ASCENT", TRUE); RAW_DESCENT = TSXInternAtom(display, "RAW_DESCENT", TRUE); return TRUE; } /********************************************************************** * XFONT_SetX11Trans */ static BOOL XFONT_SetX11Trans( fontObject *pfo ) { char *fontName; Atom nameAtom; LFD* lfd; TSXGetFontProperty( pfo->fs, XA_FONT, &nameAtom ); fontName = TSXGetAtomName( display, nameAtom ); lfd = LFD_Parse(fontName); if (!lfd) { TSXFree(fontName); return FALSE; } if (lfd->pixel_size[0] != '[') { HeapFree(GetProcessHeap(), 0, lfd); TSXFree(fontName); return FALSE; } #define PX pfo->lpX11Trans sscanf(lfd->pixel_size, "[%f%f%f%f]", &PX->a, &PX->b, &PX->c, &PX->d); TSXFree(fontName); HeapFree(GetProcessHeap(), 0, lfd); TSXGetFontProperty( pfo->fs, RAW_ASCENT, &PX->RAW_ASCENT ); TSXGetFontProperty( pfo->fs, RAW_DESCENT, &PX->RAW_DESCENT ); PX->pixelsize = hypot(PX->a, PX->b); PX->ascent = PX->pixelsize / 1000.0 * PX->RAW_ASCENT; PX->descent = PX->pixelsize / 1000.0 * PX->RAW_DESCENT; TRACE("[%f %f %f %f] RA = %ld RD = %ld\n", PX->a, PX->b, PX->c, PX->d, PX->RAW_ASCENT, PX->RAW_DESCENT); #undef PX return TRUE; } /*********************************************************************** * X Device Font Objects */ static X_PHYSFONT XFONT_RealizeFont( const LPLOGFONT16 plf, LPCSTR* faceMatched) { UINT16 checksum; INT index = 0; fontObject* pfo; pfo = XFONT_LookupCachedFont( plf, &checksum ); if( !pfo ) { fontMatch fm; INT i; fm.pfr = NULL; fm.pfi = NULL; fm.height = 0; fm.flags = 0; fm.plf = plf; if( XTextCaps & TC_SF_X_YINDEP ) fm.flags = FO_MATCH_XYINDEP; /* allocate new font cache entry */ if( (pfo = XFONT_GetCacheEntry()) ) { /* initialize entry and load font */ char lpLFD[MAX_LFD_LENGTH]; UINT uRelaxLevel = 0; if(abs(plf->lfHeight) > MAX_FONT_SIZE) { ERR( "plf->lfHeight = %d, Creating a 100 pixel font and rescaling metrics \n", plf->lfHeight); pfo->rescale = fabs(plf->lfHeight / 100.0); if(plf->lfHeight > 0) plf->lfHeight = 100; else plf->lfHeight = -100; } else pfo->rescale = 1.0; XFONT_MatchDeviceFont( fontList, &fm ); pfo->fr = fm.pfr; pfo->fi = fm.pfi; pfo->fr->fo_count++; pfo->fo_flags = fm.flags & ~FO_MATCH_MASK; pfo->lf = *plf; pfo->lfchecksum = checksum; do { LFD_ComposeLFD( pfo, fm.height, lpLFD, uRelaxLevel++ ); if( (pfo->fs = TSXLoadQueryFont( display, lpLFD )) ) break; } while( uRelaxLevel ); if(pfo->lf.lfEscapement != 0) { pfo->lpX11Trans = HeapAlloc(GetProcessHeap(), 0, sizeof(XFONTTRANS)); if(!XFONT_SetX11Trans( pfo )) { HeapFree(GetProcessHeap(), 0, pfo->lpX11Trans); pfo->lpX11Trans = NULL; } } XFONT_GetLeading( &pfo->fi->df, pfo->fs, &pfo->foInternalLeading, NULL, pfo->lpX11Trans ); pfo->foAvgCharWidth = (INT16)XFONT_GetAvgCharWidth(&pfo->fi->df, pfo->fs, pfo->lpX11Trans ); pfo->foMaxCharWidth = (INT16)XFONT_GetMaxCharWidth(pfo->fs, pfo->lpX11Trans); /* FIXME: If we've got a soft font or * there are FO_SYNTH_... flags for the * non PROOF_QUALITY request, the engine * should rasterize characters into mono * pixmaps and store them in the pfo->lpPixmap * array (pfo->fs should be updated as well). * array (pfo->fs should be updated as well). * X11DRV_ExtTextOut() must be heavily modified * to support pixmap blitting and FO_SYNTH_... * styles. */ pfo->lpPixmap = NULL; } if( !pfo ) /* couldn't get a new entry, get one of the cached fonts */ { UINT current_score, score = (UINT)(-1); i = index = fontMRU; fm.flags |= FO_MATCH_PAF; do { pfo = fontCache + i; fm.pfr = pfo->fr; fm.pfi = pfo->fi; current_score = XFONT_Match( &fm ); if( current_score < score ) index = i; i = pfo->lru; } while( i >= 0 ); pfo = fontCache + index; goto END; } } /* attach at the head of the lru list */ pfo->lru = fontMRU; index = fontMRU = (pfo - fontCache); END: pfo->count++; TRACE("physfont %i\n", index); *faceMatched = pfo->fi->df.dfFace; return (X_PHYSFONT)(X_PFONT_MAGIC | index); } /*********************************************************************** * XFONT_GetFontObject */ fontObject* XFONT_GetFontObject( X_PHYSFONT pFont ) { if( CHECK_PFONT(pFont) ) return __PFONT(pFont); return NULL; } /*********************************************************************** * XFONT_GetFontStruct */ XFontStruct* XFONT_GetFontStruct( X_PHYSFONT pFont ) { if( CHECK_PFONT(pFont) ) return __PFONT(pFont)->fs; return NULL; } /*********************************************************************** * XFONT_GetFontInfo */ LPIFONTINFO16 XFONT_GetFontInfo( X_PHYSFONT pFont ) { if( CHECK_PFONT(pFont) ) return &(__PFONT(pFont)->fi->df); return NULL; } /* X11DRV Interface **************************************************** * * * Exposed via the dc->funcs dispatch table. * * * ***********************************************************************/ /*********************************************************************** * X11DRV_FONT_SelectObject */ HFONT X11DRV_FONT_SelectObject( DC* dc, HFONT hfont, FONTOBJ* font ) { HFONT hPrevFont = 0; LOGFONT16 lf; X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev; EnterCriticalSection( &crtsc_fonts_X11 ); if( CHECK_PFONT(physDev->font) ) XFONT_ReleaseCacheEntry( __PFONT(physDev->font) ); lf = font->logfont; /* Make sure we don't change the sign when converting to device coords */ /* FIXME - check that the other drivers do this correctly */ if (lf.lfWidth) { int vpt = abs(dc->vportExtX); int wnd = abs(dc->wndExtX); lf.lfWidth = (abs(lf.lfWidth) * vpt + (wnd>>1))/wnd; if (lf.lfWidth == 0) lf.lfWidth = 1; /* Minimum width */ } if (lf.lfHeight) { int vpt = abs(dc->vportExtY); int wnd = abs(dc->wndExtY); if (lf.lfHeight > 0) lf.lfHeight = (lf.lfHeight * vpt + (wnd>>1))/wnd; else lf.lfHeight = (lf.lfHeight * vpt - (wnd>>1))/wnd; if (lf.lfHeight == 0) lf.lfHeight = MIN_FONT_SIZE; } else lf.lfHeight = -(DEF_POINT_SIZE * dc->w.devCaps->logPixelsY + (72>>1)) / 72; { /* Fixup aliases before passing to RealizeFont */ /* alias = Windows name in the alias table */ LPCSTR alias = XFONT_UnAlias( lf.lfFaceName ); LPCSTR faceMatched; TRACE("hfont=%04x\n", hfont); /* to connect with the trace from RealizeFont */ physDev->font = XFONT_RealizeFont( &lf, &faceMatched ); /* set face to the requested facename if it matched * so that GetTextFace can get the correct face name */ if (alias && !strcmp(faceMatched, lf.lfFaceName)) strcpy( font->logfont.lfFaceName, alias ); else strcpy( font->logfont.lfFaceName, faceMatched ); } hPrevFont = dc->w.hFont; dc->w.hFont = hfont; LeaveCriticalSection( &crtsc_fonts_X11 ); return hPrevFont; } /*********************************************************************** * * X11DRV_EnumDeviceFonts */ BOOL X11DRV_EnumDeviceFonts( DC* dc, LPLOGFONT16 plf, DEVICEFONTENUMPROC proc, LPARAM lp ) { ENUMLOGFONTEX16 lf; NEWTEXTMETRIC16 tm; fontResource* pfr = fontList; BOOL b, bRet = 0; if( plf->lfFaceName[0] ) { /* enum all entries in this resource */ pfr = XFONT_FindFIList( pfr, plf->lfFaceName ); if( pfr ) { fontInfo* pfi; for( pfi = pfr->fi; pfi; pfi = pfi->next ) { /* Note: XFONT_GetFontMetric() will have to release the crit section, font list will have to be retraversed on return */ if( (b = (*proc)( &lf, &tm, XFONT_GetFontMetric( pfi, &lf, &tm ), lp )) ) bRet = b; else break; } } } else /* enum first entry in each resource */ for( ; pfr ; pfr = pfr->next ) { if(pfr->fi) { if( (b = (*proc)( &lf, &tm, XFONT_GetFontMetric( pfr->fi, &lf, &tm ), lp )) ) bRet = b; else break; } } return bRet; } /*********************************************************************** * X11DRV_GetTextMetrics */ BOOL X11DRV_GetTextMetrics(DC *dc, TEXTMETRICA *metrics) { X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev; if( CHECK_PFONT(physDev->font) ) { fontObject* pfo = __PFONT(physDev->font); XFONT_GetTextMetrics( pfo, metrics ); return TRUE; } return FALSE; } /*********************************************************************** * X11DRV_GetCharWidth */ BOOL X11DRV_GetCharWidth( DC *dc, UINT firstChar, UINT lastChar, LPINT buffer ) { X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev; fontObject* pfo = XFONT_GetFontObject( physDev->font ); if( pfo ) { int i; if (pfo->fs->per_char == NULL) for (i = firstChar; i <= lastChar; i++) if(pfo->lpX11Trans) *buffer++ = pfo->fs->min_bounds.attributes * pfo->lpX11Trans->pixelsize / 1000.0 * pfo->rescale; else *buffer++ = pfo->fs->min_bounds.width * pfo->rescale; else { XCharStruct *cs, *def; static XCharStruct __null_char = { 0, 0, 0, 0, 0, 0 }; CI_GET_CHAR_INFO(pfo->fs, pfo->fs->default_char, &__null_char, def); for (i = firstChar; i <= lastChar; i++) { if (i >= pfo->fs->min_char_or_byte2 && i <= pfo->fs->max_char_or_byte2) { cs = &pfo->fs->per_char[(i - pfo->fs->min_char_or_byte2)]; if (CI_NONEXISTCHAR(cs)) cs = def; } else cs = def; if(pfo->lpX11Trans) *buffer++ = max(cs->attributes, 0) * pfo->lpX11Trans->pixelsize / 1000.0 * pfo->rescale; else *buffer++ = max(cs->width, 0 ) * pfo->rescale; } } return TRUE; } return FALSE; }