From 3562e78743202e43aec8727005182a2558117eca Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 28 Jun 2009 22:07:26 +0000 Subject: Checked in the following released items: xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz --- libXfont/src/FreeType/Makefile.am | 15 + libXfont/src/FreeType/Makefile.in | 461 +++++ libXfont/src/FreeType/ft.h | 95 + libXfont/src/FreeType/ftenc.c | 246 +++ libXfont/src/FreeType/ftfuncs.c | 3970 +++++++++++++++++++++++++++++++++++++ libXfont/src/FreeType/ftfuncs.h | 190 ++ libXfont/src/FreeType/fttools.c | 148 ++ libXfont/src/FreeType/xttcap.c | 731 +++++++ libXfont/src/FreeType/xttcap.h | 135 ++ 9 files changed, 5991 insertions(+) create mode 100644 libXfont/src/FreeType/Makefile.am create mode 100644 libXfont/src/FreeType/Makefile.in create mode 100644 libXfont/src/FreeType/ft.h create mode 100644 libXfont/src/FreeType/ftenc.c create mode 100644 libXfont/src/FreeType/ftfuncs.c create mode 100644 libXfont/src/FreeType/ftfuncs.h create mode 100644 libXfont/src/FreeType/fttools.c create mode 100644 libXfont/src/FreeType/xttcap.c create mode 100644 libXfont/src/FreeType/xttcap.h (limited to 'libXfont/src/FreeType') diff --git a/libXfont/src/FreeType/Makefile.am b/libXfont/src/FreeType/Makefile.am new file mode 100644 index 000000000..fa45da120 --- /dev/null +++ b/libXfont/src/FreeType/Makefile.am @@ -0,0 +1,15 @@ +INCLUDES = \ + -I${top_srcdir}/include + +noinst_LTLIBRARIES = libft.la + +AM_CFLAGS = $(FREETYPE_CFLAGS) $(XFONT_CFLAGS) $(OS_CFLAGS) $(CWARNFLAGS) + +libft_la_SOURCES = \ + ft.h \ + ftfuncs.h \ + xttcap.h \ + ftenc.c \ + ftfuncs.c \ + fttools.c \ + xttcap.c diff --git a/libXfont/src/FreeType/Makefile.in b/libXfont/src/FreeType/Makefile.in new file mode 100644 index 000000000..300e3d01f --- /dev/null +++ b/libXfont/src/FreeType/Makefile.in @@ -0,0 +1,461 @@ +# Makefile.in generated by automake 1.10 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006 Free Software Foundation, Inc. +# 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b/libXfont/src/FreeType/ft.h new file mode 100644 index 000000000..7560c8dd1 --- /dev/null +++ b/libXfont/src/FreeType/ft.h @@ -0,0 +1,95 @@ +/* +Copyright (c) 1997 by Mark Leisher +Copyright (c) 1998-2002 by Juliusz Chroboczek + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +*/ + +/* $XFree86: xc/lib/font/FreeType/ft.h,v 1.22 2003/06/08 15:41:13 herrb Exp $ */ + +#ifndef _FT_H_ +#define _FT_H_ + +#include + +#define FREETYPE_VERSION (FREETYPE_MAJOR * 1000000 + FREETYPE_MINOR * 1000 + FREETYPE_PATCH) + +#undef DEBUG_TRUETYPE + +#ifdef DEBUG_TRUETYPE +#define MUMBLE(s) (ErrorF((s))) +#define MUMBLE1(s,x) (ErrorF((s),(x))) +#else +#define MUMBLE(s) +#define MUMBLE1(s,x) +#endif + +#undef MAX +#define MAX(h,i) ((h) > (i) ? (h) : (i)) +#define ADJUSTMAX(m,v) if((v)>(m)) (m)=(v) +#undef MIN +#define MIN(l,o) ((l) < (o) ? (l) : (o)) +#define ADJUSTMIN(m,v) if ((v)<(m)) (m)=(v) + +/* When comparing floating point values, we want to ignore small errors. */ +#define NEGLIGIBLE ((double)0.001) +/* Are x and y significantly different? */ +#define DIFFER(x,y) (fabs((x)-(y))>=NEGLIGIBLE*fabs(x)) +/* Is x significantly different from 0 w.r.t. y? */ +#define DIFFER0(x,y) (fabs(x)>=NEGLIGIBLE*fabs(y)) + +#ifndef ABS +#define ABS(x) ((x) >= 0 ? (x) : -(x)) +#endif + +/* Two to the sixteenth power, as a double. */ +#define TWO_SIXTEENTH ((double)(1<<16)) +#define TWO_SIXTH ((double)(1<<6)) + +/* Data structures used across files */ + +typedef struct _FTMapping +{ + int named; + FT_CharMap cmap; + int base; + struct _FontMap *mapping; /* allow inclusion without fontenc.h */ +} FTMappingRec, *FTMappingPtr; + +/* Prototypes */ + +/* ftfuncs.c */ + +#if 0 +void FreeTypeRegisterFontFileFunctions(void); +#endif + +/* ftenc.c */ + +int FTPickMapping(char*, int, char*, FT_Face, FTMappingPtr); +unsigned FTRemap(FT_Face face, FTMappingPtr, unsigned code); + +/* fttools.c */ + +int FTtoXReturnCode(int); +int FTGetEnglishName(FT_Face, int, char *, int); + +extern void ErrorF(const char*, ...); + +#endif /* _FT_H_ */ diff --git a/libXfont/src/FreeType/ftenc.c b/libXfont/src/FreeType/ftenc.c new file mode 100644 index 000000000..f6436fc40 --- /dev/null +++ b/libXfont/src/FreeType/ftenc.c @@ -0,0 +1,246 @@ +/* +Copyright (c) 1998-2003 by Juliusz Chroboczek + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +*/ +/* $XFree86: xc/lib/font/FreeType/ftenc.c,v 1.24 2003/10/19 18:53:49 dawes Exp $ */ + +#ifdef HAVE_CONFIG_H +#include +#endif +#ifndef FONTMODULE +#include +#else +#include "Xmd.h" +#include "Xdefs.h" +#include "xf86_ansic.h" +#endif + +#include +#include +#include + +#include +#include +#include +#include FT_FREETYPE_H +#include FT_TRUETYPE_IDS_H +#include FT_TRUETYPE_TABLES_H +#include FT_TYPE1_TABLES_H +#include FT_BDF_H +#include FT_XFREE86_H +#include "ft.h" + +static int find_cmap(int, int, int, FT_Face, FT_CharMap *); + +static int +FTEncFontSpecific(char *encoding) +{ + char *p = encoding; + + if(strcasecmp(encoding, "microsoft-symbol") == 0) + return 1; + + while(*p != '-') { + if(*p == '\0') + return 0; + p++; + } + p++; + return (strcasecmp(p, "fontspecific") == 0); +} + +int +FTPickMapping(char *xlfd, int length, char *filename, FT_Face face, + FTMappingPtr tm) +{ + FontEncPtr encoding; + FontMapPtr mapping; + FT_CharMap cmap; + int ftrc; + int symbol = 0; + const char *enc, *reg; + char *encoding_name = 0; + char buf[20]; + + if(xlfd) + encoding_name = FontEncFromXLFD(xlfd, length); + if(!encoding_name) + encoding_name = "iso8859-1"; + + symbol = FTEncFontSpecific(encoding_name); + +#if XFONT_BDFFORMAT + ftrc = FT_Get_BDF_Charset_ID(face, &enc, ®); +#else + ftrc = -1; +#endif + if(ftrc == 0) { + /* Disable reencoding for non-Unicode fonts. This will + currently only work for BDFs. */ + if(strlen(enc) + strlen(reg) > 18) + goto native; + strcpy(buf, enc); + strcat(buf, "-"); + strcat(buf, reg); + ErrorF("%s %s\n", buf, encoding_name); + if(strcasecmp(buf, "iso10646-1") != 0) { + if(strcasecmp(buf, encoding_name) == 0) + goto native; + return BadFontFormat; + } + } else if(symbol) { + ftrc = FT_Select_Charmap(face, ft_encoding_adobe_custom); + if(ftrc == 0) + goto native; + } + + encoding = FontEncFind(encoding_name, filename); + if(symbol && encoding == NULL) + encoding = FontEncFind("microsoft-symbol", filename); + if(encoding == NULL) { + ErrorF("FreeType: couldn't find encoding '%s' for '%s'\n", + encoding_name, filename); + return BadFontName; + } + + if(FT_Has_PS_Glyph_Names(face)) { + for(mapping = encoding->mappings; mapping; mapping = mapping->next) { + if(mapping->type == FONT_ENCODING_POSTSCRIPT) { + tm->named = 1; + tm->base = 0; + tm->mapping = mapping; + return Successful; + } + } + } + + for(mapping = encoding->mappings; mapping; mapping = mapping->next) { + if(find_cmap(mapping->type, mapping->pid, mapping->eid, face, + &cmap)) { + tm->named = 0; + tm->cmap = cmap; + if(symbol) { + /* deal with an undocumented ``feature'' of the + Microsft-Symbol cmap */ + TT_OS2 *os2; + os2 = FT_Get_Sfnt_Table(face, ft_sfnt_os2); + if(os2) + tm->base = os2->usFirstCharIndex - 0x20; + else + tm->base = 0; + } else + tm->base = 0; + tm->mapping = mapping; + return Successful; + } + } + + return BadFontFormat; + + native: + tm->named = 0; + tm->cmap = face->charmap; + tm->base = 0; + tm->mapping = NULL; + return Successful; +} + +static int +find_cmap(int type, int pid, int eid, FT_Face face, FT_CharMap *cmap_return) +{ + int i, n; + FT_CharMap cmap = NULL; + + n = face->num_charmaps; + + switch(type) { + case FONT_ENCODING_TRUETYPE: /* specific cmap */ + for(i=0; icharmaps[i]; + if(cmap->platform_id == pid && cmap->encoding_id == eid) { + *cmap_return = cmap; + return 1; + } + } + break; + case FONT_ENCODING_UNICODE: /* any Unicode cmap */ + /* prefer Microsoft Unicode */ + for(i=0; icharmaps[i]; + if(cmap->platform_id == TT_PLATFORM_MICROSOFT && + cmap->encoding_id == TT_MS_ID_UNICODE_CS) { + *cmap_return = cmap; + return 1; + } + } + break; + /* Try Apple Unicode */ + for(i=0; icharmaps[i]; + if(cmap->platform_id == TT_PLATFORM_APPLE_UNICODE) { + *cmap_return = cmap; + return 1; + } + } + /* ISO Unicode? */ + for(i=0; icharmaps[i]; + if(cmap->platform_id == TT_PLATFORM_ISO) { + *cmap_return = cmap; + return 1; + } + } + break; + default: + return 0; + } + return 0; +} + +unsigned +FTRemap(FT_Face face, FTMappingPtr tm, unsigned code) +{ + unsigned index; + char *name; + unsigned glyph_index; + + if(tm->mapping) { + if(tm->named) { + name = FontEncName(code, tm->mapping); + if(!name) + return 0; + glyph_index = FT_Get_Name_Index(face, name); + return glyph_index; + } else { + index = FontEncRecode(code, tm->mapping) + tm->base; + FT_Set_Charmap(face, tm->cmap); + glyph_index = FT_Get_Char_Index(face, index); + return glyph_index; + } + } else { + if(code < 0x100) { + index = code; + FT_Set_Charmap(face, tm->cmap); + glyph_index = FT_Get_Char_Index(face, index); + return glyph_index; + } else + return 0; + } +} diff --git a/libXfont/src/FreeType/ftfuncs.c b/libXfont/src/FreeType/ftfuncs.c new file mode 100644 index 000000000..fff6eec76 --- /dev/null +++ b/libXfont/src/FreeType/ftfuncs.c @@ -0,0 +1,3970 @@ +/* +Copyright (c) 1997 by Mark Leisher +Copyright (c) 1998-2003 by Juliusz Chroboczek +Copyright (c) 1998 Go Watanabe, All rights reserved. +Copyright (c) 1998 Kazushi (Jam) Marukawa, All rights reserved. +Copyright (c) 1998 Takuya SHIOZAKI, All rights reserved. +Copyright (c) 1998 X-TrueType Server Project, All rights reserved. +Copyright (c) 2003-2004 After X-TT Project, All rights reserved. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +*/ +/* $XdotOrg: xc/lib/font/FreeType/ftfuncs.c,v 1.11 2005/07/03 07:00:58 daniels Exp $ */ + +/* $XFree86: xc/lib/font/FreeType/ftfuncs.c,v 1.43 2004/02/07 04:37:18 dawes Exp $ */ + +#ifdef HAVE_CONFIG_H +#include +#endif +#include + +#ifndef FONTMODULE +#include +#include +#else +#include "Xmd.h" +#include "Xdefs.h" +#include "xf86_ansic.h" +#endif +#include + +#include +#include +#include +#include +#include FT_FREETYPE_H +#include FT_SIZES_H +#include FT_TRUETYPE_IDS_H +#include FT_TRUETYPE_TABLES_H +#include FT_TYPE1_TABLES_H +#include FT_XFREE86_H +#include FT_BBOX_H +#include FT_TRUETYPE_TAGS_H +/* + * If you want to use FT_Outline_Get_CBox instead of + * FT_Outline_Get_BBox, define here. + */ +/* #define USE_GET_CBOX */ +#ifdef USE_GET_CBOX +#include FT_OUTLINE_H +#endif + +#include +#include "ft.h" +#include "ftfuncs.h" +#include "xttcap.h" + +/* Work around FreeType bug */ +#define WORK_AROUND_UPM 2048 + +#ifndef True +#define True (-1) +#endif /* True */ +#ifndef False +#define False (0) +#endif /* False */ + +#define FLOOR64(x) ((x) & -64) +#define CEIL64(x) (((x) + 64 - 1) & -64) + +/* + * If you want very lazy method(vl=y) AS DEFAULT when + * handling large charset, define here. + */ +/* #define DEFAULT_VERY_LAZY 1 */ /* Always */ +#define DEFAULT_VERY_LAZY 2 /* Multi-byte only */ +/* #define DEFAULT_VERY_LAZY 256 */ /* Unicode only */ + +/* Does the X accept noSuchChar? */ +#define X_ACCEPTS_NO_SUCH_CHAR +/* Does the XAA accept NULL noSuchChar.bits?(dangerous) */ +/* #define XAA_ACCEPTS_NULL_BITS */ + +#ifdef X_ACCEPTS_NO_SUCH_CHAR +static CharInfoRec noSuchChar = { /* metrics */{0,0,0,0,0,0}, + /* bits */ NULL }; +#endif + +/* The propery names for all the XLFD properties. */ + +static char *xlfd_props[] = { + "FOUNDRY", + "FAMILY_NAME", + "WEIGHT_NAME", + "SLANT", + "SETWIDTH_NAME", + "ADD_STYLE_NAME", + "PIXEL_SIZE", + "POINT_SIZE", + "RESOLUTION_X", + "RESOLUTION_Y", + "SPACING", + "AVERAGE_WIDTH", + "CHARSET_REGISTRY", + "CHARSET_ENCODING", +}; + + +/* read 2-byte value from a SFNT table */ +static FT_UShort +sfnt_get_ushort( FT_Face face, + FT_ULong table_tag, + FT_ULong table_offset ) +{ + FT_Byte buff[2]; + FT_ULong len = sizeof(buff); + FT_UShort result = 0; + + if ( !FT_Load_Sfnt_Table( face, table_tag, table_offset, buff, &len ) ); + result = (FT_UShort)( (buff[0] << 8) | buff[1] ); + + return result; +} + +#define sfnt_get_short(f,t,o) ((FT_Short)sfnt_get_ushort((f),(t),(o))) + + +static int ftypeInitP = 0; /* is the engine initialised? */ +FT_Library ftypeLibrary; + +static FTFacePtr faceTable[NUMFACEBUCKETS]; + +static unsigned +hash(char *string) +{ + int i; + unsigned u = 0; + for(i = 0; string[i] != '\0'; i++) + u = (u<<5) + (u >> (NUMFACEBUCKETS - 5)) + (unsigned char)string[i]; + return u; +} + +static int +ifloor(int x, int y) +{ + if(x >= 0) + return x/y; + else + return x/y - 1; +} + +static int +iceil(int x, int y) +{ + return ifloor(x + y - 1, y); +} + +static int +FreeTypeOpenFace(FTFacePtr *facep, char *FTFileName, char *realFileName, int faceNumber) +{ + FT_Error ftrc; + int bucket; + FTFacePtr face, otherFace; + + if (!ftypeInitP) { + ftrc = FT_Init_FreeType(&ftypeLibrary); + if (ftrc != 0) { + ErrorF("FreeType: error initializing ftypeEngine: %d\n", ftrc); + return AllocError; + } + ftypeInitP = 1; + } + + /* Try to find a matching face in the hashtable */ + bucket = hash(FTFileName)%NUMFACEBUCKETS; + otherFace = faceTable[bucket]; + while(otherFace) { + if( strcmp(otherFace->filename, FTFileName) == 0 ) break; + otherFace = otherFace->next; + } + if(otherFace) { + MUMBLE1("Returning cached face: %s\n", otherFace->filename); + *facep = otherFace; + return Successful; + } + + /* No cached match; need to make a new one */ + face = (FTFacePtr)xalloc(sizeof(FTFaceRec)); + if(face == NULL) { + return AllocError; + } + memset(face, 0, sizeof(FTFaceRec)); + + face->filename = (char*)xalloc(strlen(FTFileName)+1); + if(face->filename == NULL) { + xfree(face); + return AllocError; + } + strcpy(face->filename, FTFileName); + + ftrc = FT_New_Face(ftypeLibrary, realFileName, faceNumber, &face->face); + if(ftrc != 0) { + ErrorF("FreeType: couldn't open face %s: %d\n", FTFileName, ftrc); + xfree(face->filename); + xfree(face); + return BadFontName; + } + + face->bitmap = ((face->face->face_flags & FT_FACE_FLAG_SCALABLE) == 0); + if(!face->bitmap) { + TT_MaxProfile *maxp; + maxp = FT_Get_Sfnt_Table(face->face, ft_sfnt_maxp); + if(maxp && maxp->maxContours == 0) + face->bitmap = 1; + } + + face->num_hmetrics = (FT_UInt) sfnt_get_ushort( face->face, + TTAG_hhea, 34 ); + + /* Insert face in hashtable and return it */ + face->next = faceTable[bucket]; + faceTable[bucket] = face; + *facep = face; + return Successful; +} + +static void +FreeTypeFreeFace(FTFacePtr face) +{ + int bucket; + FTFacePtr otherFace; + + if(!face->instances) { + bucket = hash(face->filename) % NUMFACEBUCKETS; + if(faceTable[bucket] == face) + faceTable[bucket] = face->next; + else { + otherFace = faceTable[bucket]; + while(otherFace) { + if(otherFace->next == face) + break; + otherFace = otherFace->next; + } + if(otherFace && otherFace->next) + otherFace->next = otherFace->next->next; + else + ErrorF("FreeType: freeing unknown face\n"); + } + MUMBLE1("Closing face: %s\n", face->filename); + FT_Done_Face(face->face); + xfree(face->filename); + xfree(face); + } +} + +static int +TransEqual(FTNormalisedTransformationPtr t1, FTNormalisedTransformationPtr t2) +{ + if(t1->scale != t2->scale) + return 0; + else if(t1->xres != t2->xres || t1->yres != t2->yres) + return 0; + else if(t1->nonIdentity != t2->nonIdentity) + return 0; + else if(t1->nonIdentity && t2->nonIdentity) { + return + t1->matrix.xx == t2->matrix.xx && + t1->matrix.yx == t2->matrix.yx && + t1->matrix.yy == t2->matrix.yy && + t1->matrix.xy == t2->matrix.xy; + } else + return 1; +} + +static int +BitmapFormatEqual(FontBitmapFormatPtr f1, FontBitmapFormatPtr f2) +{ + return + f1->bit == f2->bit && + f1->byte == f2->byte && + f1->glyph == f2->glyph; +} + +static int +TTCapEqual(struct TTCapInfo *t1, struct TTCapInfo *t2) +{ + return + t1->autoItalic == t2->autoItalic && + t1->scaleWidth == t2->scaleWidth && + t1->scaleBBoxWidth == t2->scaleBBoxWidth && + t1->scaleBBoxHeight == t2->scaleBBoxHeight && + t1->doubleStrikeShift == t2->doubleStrikeShift && + t1->adjustBBoxWidthByPixel == t2->adjustBBoxWidthByPixel && + t1->adjustLeftSideBearingByPixel == t2->adjustLeftSideBearingByPixel && + t1->adjustRightSideBearingByPixel == t2->adjustRightSideBearingByPixel && + t1->flags == t2->flags && + t1->scaleBitmap == t2->scaleBitmap && + /* + If we use forceConstantSpacing, + we *MUST* allocate new instance. + */ + t1->forceConstantSpacingEnd < 0 && + t2->forceConstantSpacingEnd < 0; +} + +static int +FTInstanceMatch(FTInstancePtr instance, + char *FTFileName, FTNormalisedTransformationPtr trans, + int spacing, FontBitmapFormatPtr bmfmt, + struct TTCapInfo *tmp_ttcap, FT_Int32 load_flags) +{ + if(strcmp(instance->face->filename, FTFileName) != 0) { + return 0; + } else if(!TransEqual(&instance->transformation, trans)) { + return 0; + } else if( spacing != instance->spacing ) { + return 0; + } else if( load_flags != instance->load_flags ) { + return 0; + } else if(!BitmapFormatEqual(&instance->bmfmt, bmfmt)) { + return 0; + } else if(!TTCapEqual(&instance->ttcap, tmp_ttcap)) { + return 0; + } else { + return 1; + } +} + +static int +FreeTypeActivateInstance(FTInstancePtr instance) +{ + FT_Error ftrc; + if(instance->face->active_instance == instance) + return Successful; + + ftrc = FT_Activate_Size(instance->size); + if(ftrc != 0) { + instance->face->active_instance = NULL; + ErrorF("FreeType: couldn't activate instance: %d\n", ftrc); + return FTtoXReturnCode(ftrc); + } + FT_Set_Transform(instance->face->face, + instance->transformation.nonIdentity ? + &instance->transformation.matrix : 0, + 0); + + instance->face->active_instance = instance; + return Successful; +} + +static int +FTFindSize(FT_Face face, FTNormalisedTransformationPtr trans, + int *x_return, int *y_return) +{ + int tx, ty, x, y; + int i, j; + int d, dd; + + if(trans->nonIdentity) + return BadFontName; + + tx = (int)(trans->scale * trans->xres / 72.0 + 0.5); + ty = (int)(trans->scale * trans->yres / 72.0 + 0.5); + + d = 100; + j = -1; + for(i = 0; i < face->num_fixed_sizes; i++) { + x = face->available_sizes[i].width; + y = face->available_sizes[i].height; + if(ABS(x - tx) <= 1 && ABS(y - ty) <= 1) { + dd = ABS(x - tx) * ABS(x - tx) + ABS(y - ty) * ABS(y - ty); + if(dd < d) { + j = i; + d = dd; + } + } + } + if(j < 0) + return BadFontName; + + *x_return = face->available_sizes[j].width; + *y_return = face->available_sizes[j].height; + return Successful; +} + +static int +FreeTypeOpenInstance(FTInstancePtr *instance_return, FTFacePtr face, + char *FTFileName, FTNormalisedTransformationPtr trans, + int spacing, FontBitmapFormatPtr bmfmt, + struct TTCapInfo *tmp_ttcap, FT_Int32 load_flags) +{ + FT_Error ftrc; + int xrc; + FTInstancePtr instance, otherInstance; + + /* Search for a matching instance */ + for(otherInstance = face->instances; + otherInstance; + otherInstance = otherInstance->next) { + if(FTInstanceMatch(otherInstance, FTFileName, trans, spacing, bmfmt, + tmp_ttcap, load_flags)) break; + } + if(otherInstance) { + MUMBLE("Returning cached instance\n"); + otherInstance->refcount++; + *instance_return = otherInstance; + return Successful; + } + + /* None matching found */ + instance = (FTInstancePtr)xalloc(sizeof(FTInstanceRec)); + if(instance == NULL) { + return AllocError; + } + + instance->refcount = 1; + instance->face = face; + + instance->load_flags = load_flags; + instance->spacing = spacing; /* Actual spacing */ + instance->pixel_size =0; + instance->pixel_width_unit_x =0; + instance->pixel_width_unit_y =0; + instance->charcellMetrics = NULL; + instance->averageWidth = 0; + instance->rawAverageWidth = 0; + instance->forceConstantMetrics = NULL; + + instance->transformation = *trans; + instance->bmfmt = *bmfmt; + instance->glyphs = NULL; + instance->available = NULL; + + if( 0 <= tmp_ttcap->forceConstantSpacingEnd ) + instance->nglyphs = 2 * instance->face->face->num_glyphs; + else + instance->nglyphs = instance->face->face->num_glyphs; + + /* Store the TTCap info. */ + memcpy((char*)&instance->ttcap, (char*)tmp_ttcap, + sizeof(struct TTCapInfo)); + + ftrc = FT_New_Size(instance->face->face, &instance->size); + if(ftrc != 0) { + ErrorF("FreeType: couldn't create size object: %d\n", ftrc); + xfree(instance); + return FTtoXReturnCode(ftrc); + } + FreeTypeActivateInstance(instance); + if(!face->bitmap) { + ftrc = FT_Set_Char_Size(instance->face->face, + (int)(trans->scale*(1<<6) + 0.5), + (int)(trans->scale*(1<<6) + 0.5), + trans->xres, trans->yres); + } else { + int xsize, ysize; + xrc = FTFindSize(face->face, trans, &xsize, &ysize); + if(xrc != Successful) { + xfree(instance); + return xrc; + } + ftrc = FT_Set_Pixel_Sizes(instance->face->face, xsize, ysize); + } + if(ftrc != 0) { + FT_Done_Size(instance->size); + xfree(instance); + return FTtoXReturnCode(ftrc); + } + + if( FT_IS_SFNT( face->face ) ) { +#if 1 + FT_F26Dot6 tt_char_width, tt_char_height, tt_dim_x, tt_dim_y; + FT_UInt nn; + + instance->strike_index=0xFFFFU; + + tt_char_width = (FT_F26Dot6)(trans->scale*(1<<6) + 0.5); + tt_char_height = (FT_F26Dot6)(trans->scale*(1<<6) + 0.5); + + tt_dim_x = FLOOR64( ( tt_char_width * trans->xres + 36 ) / 72 + 32 ); + tt_dim_y = FLOOR64( ( tt_char_height * trans->yres + 36 ) / 72 + 32 ); + + if ( tt_dim_x && !tt_dim_y ) + tt_dim_y = tt_dim_x; + else if ( !tt_dim_x && tt_dim_y ) + tt_dim_x = tt_dim_y; + + for ( nn = 0; nn < face->face->num_fixed_sizes; nn++ ) + { + FT_Bitmap_Size* sz = &face->face->available_sizes[nn]; + + if ( tt_dim_x == FLOOR64(sz->x_ppem + 32) && tt_dim_y == FLOOR64(sz->y_ppem + 32) ) + { + instance->strike_index = nn; + break; + } + } +#else + /* See Set_Char_Sizes() in ttdriver.c */ + FT_Error err; + TT_Face tt_face; + FT_Long tt_dim_x, tt_dim_y; + FT_UShort tt_x_ppem, tt_y_ppem; + FT_F26Dot6 tt_char_width, tt_char_height; + SFNT_Service sfnt; + tt_face=(TT_Face)face->face; + tt_char_width = (int)(trans->scale*(1<<6) + 0.5); + tt_char_height = (int)(trans->scale*(1<<6) + 0.5); + if ( ( tt_face->header.Flags & 8 ) != 0 ) { + tt_dim_x = ( ( tt_char_width * trans->xres + (36+32*72) ) / 72 ) & -64; + tt_dim_y = ( ( tt_char_height * trans->yres + (36+32*72) ) / 72 ) & -64; + } + else{ + tt_dim_x = ( ( tt_char_width * trans->xres + 36 ) / 72 ); + tt_dim_y = ( ( tt_char_height * trans->yres + 36 ) / 72 ); + } + tt_x_ppem = (FT_UShort)( tt_dim_x >> 6 ); + tt_y_ppem = (FT_UShort)( tt_dim_y >> 6 ); + /* See Reset_SBit_Size() in ttobjs.c */ + sfnt = (SFNT_Service)tt_face->sfnt; + err = sfnt->set_sbit_strike(tt_face,tt_x_ppem,tt_y_ppem,&instance->strike_index); + if ( err ) instance->strike_index=0xFFFFU; +#endif + } + + /* maintain a linked list of instances */ + instance->next = instance->face->instances; + instance->face->instances = instance; + + *instance_return = instance; + return Successful; +} + +static void +FreeTypeFreeInstance(FTInstancePtr instance) +{ + FTInstancePtr otherInstance; + + if( instance == NULL ) return; + + if(instance->face->active_instance == instance) + instance->face->active_instance = NULL; + instance->refcount--; + if(instance->refcount <= 0) { + int i,j; + + if(instance->face->instances == instance) + instance->face->instances = instance->next; + else { + for(otherInstance = instance->face->instances; + otherInstance; + otherInstance = otherInstance->next) + if(otherInstance->next == instance) { + otherInstance->next = instance->next; + break; + } + } + + FT_Done_Size(instance->size); + FreeTypeFreeFace(instance->face); + + if(instance->charcellMetrics) { + xfree(instance->charcellMetrics); + } + if(instance->forceConstantMetrics) { + xfree(instance->forceConstantMetrics); + } + if(instance->glyphs) { + for(i = 0; i < iceil(instance->nglyphs, FONTSEGMENTSIZE); i++) { + if(instance->glyphs[i]) { + for(j = 0; j < FONTSEGMENTSIZE; j++) { + if(instance->available[i][j] == + FT_AVAILABLE_RASTERISED) + xfree(instance->glyphs[i][j].bits); + } + xfree(instance->glyphs[i]); + } + } + xfree(instance->glyphs); + } + if(instance->available) { + for(i = 0; i < iceil(instance->nglyphs, FONTSEGMENTSIZE); i++) { + if(instance->available[i]) + xfree(instance->available[i]); + } + xfree(instance->available); + } + xfree(instance); + } +} + +static int +FreeTypeInstanceFindGlyph(unsigned idx_in, int flags, FTInstancePtr instance, + CharInfoPtr **glyphs, int ***available, + int *found, int *segmentP, int *offsetP) +{ + int segment, offset; + unsigned idx = idx_in; + + if( 0 <= instance->ttcap.forceConstantSpacingEnd ){ + if( (flags & FT_FORCE_CONSTANT_SPACING) ) + idx += instance->nglyphs / 2 ; + } + + if(idx > instance->nglyphs) { + *found = 0; + return Successful; + } + + if(*available == NULL) { + *available = + (int**)xalloc(sizeof(int*) * iceil(instance->nglyphs, + FONTSEGMENTSIZE)); + if(*available == NULL) + return AllocError; + memset((char*)(*available), 0, + sizeof(int*) * iceil(instance->nglyphs, FONTSEGMENTSIZE)); + } + + segment = ifloor(idx, FONTSEGMENTSIZE); + offset = idx - segment * FONTSEGMENTSIZE; + + if((*available)[segment] == NULL) { + (*available)[segment] = (int*)xalloc(sizeof(int) * FONTSEGMENTSIZE); + if((*available)[segment] == NULL) + return AllocError; + memset((char*)(*available)[segment], 0, sizeof(int) * FONTSEGMENTSIZE); + } + + if(*glyphs == NULL) { + *glyphs = (CharInfoPtr*)xalloc(sizeof(CharInfoPtr)* + iceil(instance->nglyphs, + FONTSEGMENTSIZE)); + if(*glyphs == NULL) + return AllocError; + memset((char*)(*glyphs), 0, + sizeof(CharInfoPtr)*iceil(instance->nglyphs, FONTSEGMENTSIZE)); + } + + if((*glyphs)[segment] == NULL) { + (*glyphs)[segment]= + (CharInfoPtr)xalloc(sizeof(CharInfoRec) * FONTSEGMENTSIZE); + if((*glyphs)[segment] == NULL) + return AllocError; + } + + *found = 1; + *segmentP = segment; + *offsetP = offset; + return Successful; +} + +static int +FreeTypeInstanceGetGlyph(unsigned idx, int flags, CharInfoPtr *g, FTInstancePtr instance) +{ + int found, segment, offset; + int xrc; + int ***available; + CharInfoPtr **glyphs; + + available = &instance->available; + glyphs = &instance->glyphs; + + xrc = FreeTypeInstanceFindGlyph(idx, flags, instance, glyphs, available, + &found, &segment, &offset); + if(xrc != Successful) + return xrc; + + if(!found || (*available)[segment][offset] == FT_AVAILABLE_NO) { + *g = NULL; + return Successful; + } + + if((*available)[segment][offset] == FT_AVAILABLE_RASTERISED) { + *g = &(*glyphs)[segment][offset]; + return Successful; + } + + flags |= FT_GET_GLYPH_BOTH; + + xrc = FreeTypeRasteriseGlyph(idx, flags, + &(*glyphs)[segment][offset], instance, + (*available)[segment][offset] >= FT_AVAILABLE_METRICS); + if(xrc != Successful && (*available)[segment][offset] >= FT_AVAILABLE_METRICS) { + ErrorF("Warning: FreeTypeRasteriseGlyph() returns an error,\n"); + ErrorF("\tso the backend tries to set a white space.\n"); + xrc = FreeTypeRasteriseGlyph(idx, flags | FT_GET_DUMMY, + &(*glyphs)[segment][offset], instance, + (*available)[segment][offset] >= FT_AVAILABLE_METRICS); + } + if(xrc == Successful) { + (*available)[segment][offset] = FT_AVAILABLE_RASTERISED; + /* return the glyph */ + *g = &(*glyphs)[segment][offset]; + } + return xrc; +} + +static int +FreeTypeInstanceGetGlyphMetrics(unsigned idx, int flags, + xCharInfo **metrics, FTInstancePtr instance ) +{ + int xrc; + int found, segment, offset; + + /* Char cell */ + if(instance->spacing == FT_CHARCELL) { + *metrics = instance->charcellMetrics; + return Successful; + } + /* Force constant metrics */ + if( flags & FT_FORCE_CONSTANT_SPACING) { + *metrics = instance->forceConstantMetrics; + return Successful; + } + + /* Not char cell */ + + xrc = FreeTypeInstanceFindGlyph(idx, flags, instance, + &instance->glyphs, &instance->available, + &found, &segment, &offset); + if(xrc != Successful) + return xrc; + if(!found) { + *metrics = NULL; + return Successful; + } + if( instance->available[segment][offset] == FT_AVAILABLE_NO ) { + *metrics = NULL; + return Successful; + } + + if( instance->available[segment][offset] >= FT_AVAILABLE_METRICS ) { + *metrics = &instance->glyphs[segment][offset].metrics; + return Successful; + } + + flags |= FT_GET_GLYPH_METRICS_ONLY; + + xrc = FreeTypeRasteriseGlyph(idx, flags, + &instance->glyphs[segment][offset], + instance, 0); + if(xrc == Successful) { + instance->available[segment][offset] = FT_AVAILABLE_METRICS; + *metrics = &instance->glyphs[segment][offset].metrics; + } + return xrc; +} + +/* + * Pseudo enbolding similar as Microsoft Windows. + * It is useful but poor. + */ +static void +ft_make_up_bold_bitmap( char *raster, int bpr, int ht, int ds_mode) +{ + int x, y; + unsigned char *p = (unsigned char *)raster; + if ( ds_mode & TTCAP_DOUBLE_STRIKE_MKBOLD_EDGE_LEFT ) { + for (y=0; y>1) | lsb; + *p &= ~(rev_pat & (*p << 1)); + lsb = tmp; + p++; + } + } + } + else { + for (y=0; y>1) | lsb; + lsb = tmp; + p++; + } + } + } +} + +static void +ft_make_up_italic_bitmap( char *raster, int bpr, int ht, int shift, + int h_total, int h_offset, double a_italic) +{ + int x, y; + unsigned char *p = (unsigned char *)raster; + if ( a_italic < 0 ) shift = -shift; + for (y=0; y>=tmp_shift; + } + } + if ( tmp_byte_shift ) { + for (x=bpr-1;0>(8-tmp_shift); + tmp_p[x]<<=tmp_shift; + } + } + if ( tmp_byte_shift ) { + for (x=0;x length ) + { + *advance = 0; + *bearing = 0; + } + else + { + *advance = sfnt_get_ushort( face, TTAG_hmtx, offset ); + *bearing = sfnt_get_short ( face, TTAG_hmtx, offset+2 ); + } + } + else + { + offset = 4L * (count - 1); + if ( offset + 4 > length ) + { + *advance = 0; + *bearing = 0; + } + else + { + *advance = sfnt_get_ushort ( face, TTAG_hmtx, offset ); + offset += 4 + 2 * ( idx - count ); + if ( offset + 2 > length) + *bearing = 0; + else + *bearing = sfnt_get_short ( face, TTAG_hmtx, offset ); + } + } +} + +static int +ft_get_very_lazy_bbox( FT_UInt index, + FT_Face face, + FT_Size size, + FT_UInt num_hmetrics, + double slant, + FT_Matrix *matrix, + FT_BBox *bbox, + FT_Long *horiAdvance, + FT_Long *vertAdvance) +{ + if ( FT_IS_SFNT( face ) ) { + FT_Size_Metrics *smetrics = &size->metrics; + FT_Short leftBearing = 0; + FT_UShort advance = 0; + FT_Vector p0, p1, p2, p3; + + /* horizontal */ + tt_get_metrics( face, index, num_hmetrics, + &leftBearing, &advance ); + +#if 0 + fprintf(stderr,"x_scale=%f y_scale=%f\n", + (double)smetrics->x_scale,(double)smetrics->y_scale); +#endif + bbox->xMax = *horiAdvance = + FT_MulFix( advance, smetrics->x_scale ); + bbox->xMin = + FT_MulFix( leftBearing, smetrics->x_scale ); + /* vertical */ + bbox->yMin = FT_MulFix( face->bbox.yMin, + smetrics->y_scale ); + bbox->yMax = FT_MulFix( face->bbox.yMax, + smetrics->y_scale ); + /* slant */ + if( 0 < slant ) { + bbox->xMax += slant * bbox->yMax; + bbox->xMin += slant * bbox->yMin; + } + else if( slant < 0 ) { + bbox->xMax += slant * bbox->yMin; + bbox->xMin += slant * bbox->yMax; + } + + *vertAdvance = -1; /* We don't support */ + + p0.x = p2.x = bbox->xMin; + p1.x = p3.x = bbox->xMax; + p0.y = p1.y = bbox->yMin; + p2.y = p3.y = bbox->yMax; + + FT_Vector_Transform(&p0, matrix); + FT_Vector_Transform(&p1, matrix); + FT_Vector_Transform(&p2, matrix); + FT_Vector_Transform(&p3, matrix); + +#if 0 + fprintf(stderr, + "->(%.1f %.1f) (%.1f %.1f)" + " (%.1f %.1f) (%.1f %.1f)\n", + p0.x / 64.0, p0.y / 64.0, + p1.x / 64.0, p1.y / 64.0, + p2.x / 64.0, p2.y / 64.0, + p3.x / 64.0, p3.y / 64.0); +#endif + bbox->xMin = MIN(p0.x, MIN(p1.x, MIN(p2.x, p3.x))); + bbox->xMax = MAX(p0.x, MAX(p1.x, MAX(p2.x, p3.x))); + bbox->yMin = MIN(p0.y, MIN(p1.y, MIN(p2.y, p3.y))); + bbox->yMax = MAX(p0.y, MAX(p1.y, MAX(p2.y, p3.y))); + return 0; /* Successful */ + } + return -1; +} + +static FT_Error +FT_Do_SBit_Metrics( FT_Face ft_face, FT_Size ft_size, FT_ULong strike_index, + FT_UShort glyph_index, FT_Glyph_Metrics *metrics_return, + int *sbitchk_incomplete_but_exist ) +{ +#if 1 + if ( strike_index != 0xFFFFU && ft_face->available_sizes != NULL ) + { + FT_Error error; + FT_Bitmap_Size* sz = &ft_face->available_sizes[strike_index]; + + error = FT_Set_Pixel_Sizes( ft_face, sz->x_ppem/64, sz->y_ppem/64 ); + if ( !error ) + { + error = FT_Load_Glyph( ft_face, glyph_index, FT_LOAD_SBITS_ONLY ); + if ( !error ) + { + if ( metrics_return != NULL ) + *metrics_return = ft_face->glyph->metrics; + + return 0; + } + } + } + return -1; +#elif (FREETYPE_VERSION >= 2001008) + SFNT_Service sfnt; + TT_Face face; + FT_Error error; + FT_Stream stream; + TT_SBit_Strike strike; + TT_SBit_Range range; + TT_SBit_MetricsRec elem_metrics; + FT_ULong ebdt_pos; + FT_ULong glyph_offset; + ; + + if ( ! FT_IS_SFNT( ft_face ) ) + { + error=-1; + goto Exit; + } + + face = (TT_Face)ft_face; + sfnt = (SFNT_Service)face->sfnt; + + if (strike_index != 0xFFFFU && sfnt && sfnt->find_sbit_image && + sfnt->load_sbits) { + /* Check whether there is a glyph sbit for the current index */ + error = sfnt->find_sbit_image( face, glyph_index, strike_index, + &range, &strike, &glyph_offset ); + } + else error=-1; + if ( error ) goto Exit; + + if ( metrics_return == NULL ) goto Exit; + + stream = face->root.stream; + + /* now, find the location of the `EBDT' table in */ + /* the font file */ + error = face->goto_table( face, TTAG_EBDT, stream, 0 ); + if ( error ) + error = face->goto_table( face, TTAG_bdat, stream, 0 ); + if (error) + goto Exit; + + ebdt_pos = FT_STREAM_POS(); + + /* place stream at beginning of glyph data and read metrics */ + if ( FT_STREAM_SEEK( ebdt_pos + glyph_offset ) ) + goto Exit; + + error = sfnt->load_sbit_metrics( stream, range, &elem_metrics ); + if ( error ) + goto Exit; + + metrics_return->width = (FT_Pos)elem_metrics.width << 6; + metrics_return->height = (FT_Pos)elem_metrics.height << 6; + + metrics_return->horiBearingX = (FT_Pos)elem_metrics.horiBearingX << 6; + metrics_return->horiBearingY = (FT_Pos)elem_metrics.horiBearingY << 6; + metrics_return->horiAdvance = (FT_Pos)elem_metrics.horiAdvance << 6; + + metrics_return->vertBearingX = (FT_Pos)elem_metrics.vertBearingX << 6; + metrics_return->vertBearingY = (FT_Pos)elem_metrics.vertBearingY << 6; + metrics_return->vertAdvance = (FT_Pos)elem_metrics.vertAdvance << 6; + + Exit: + return error; +#else /* if (FREETYPE_VERSION < 2001008) */ + TT_Face face; + SFNT_Service sfnt; + if ( ! FT_IS_SFNT( ft_face ) ) return -1; + face = (TT_Face)ft_face; + sfnt = (SFNT_Service)face->sfnt; + if ( strike_index != 0xFFFFU && sfnt->load_sbits ) { + if ( sbitchk_incomplete_but_exist ) *sbitchk_incomplete_but_exist=1; + } + return -1; +#endif +} + +int +FreeTypeRasteriseGlyph(unsigned idx, int flags, CharInfoPtr tgp, + FTInstancePtr instance, int hasMetrics) +{ + FTFacePtr face; + FT_BBox bbox; + FT_Long outline_hori_advance, outline_vert_advance; + FT_Glyph_Metrics sbit_metrics; + FT_Glyph_Metrics *bitmap_metrics=NULL, *metrics = NULL; + char *raster; + int wd, ht, bpr; /* width, height, bytes per row */ + int wd_actual, ht_actual; + int ftrc, is_outline, correct, b_shift=0; + int dx, dy; + int leftSideBearing, rightSideBearing, characterWidth, rawCharacterWidth, + ascent, descent; + int sbitchk_incomplete_but_exist; + double bbox_center_raw; + + face = instance->face; + + FreeTypeActivateInstance(instance); + + if(!tgp) return AllocError; + + /* + * PREPARE METRICS + */ + + if(!hasMetrics) { + if( instance->spacing == FT_CHARCELL || flags & FT_GET_DUMMY ){ + memcpy((char*)&tgp->metrics, + (char*)instance->charcellMetrics, + sizeof(xCharInfo)); + } + else if( flags & FT_FORCE_CONSTANT_SPACING ) { + memcpy((char*)&tgp->metrics, + (char*)instance->forceConstantMetrics, + sizeof(xCharInfo)); + } + /* mono or prop. */ + else{ + int new_width; + double ratio; + + sbitchk_incomplete_but_exist=0; + if( ! (instance->load_flags & FT_LOAD_NO_BITMAP) ) { + if( FT_Do_SBit_Metrics(face->face,instance->size,instance->strike_index, + idx,&sbit_metrics,&sbitchk_incomplete_but_exist)==0 ) { + bitmap_metrics = &sbit_metrics; + } + } + if( bitmap_metrics == NULL ) { + if ( sbitchk_incomplete_but_exist==0 && (instance->ttcap.flags & TTCAP_IS_VERY_LAZY) ) { + if( ft_get_very_lazy_bbox( idx, face->face, instance->size, + face->num_hmetrics, + instance->ttcap.vl_slant, + &instance->transformation.matrix, + &bbox, &outline_hori_advance, + &outline_vert_advance ) == 0 ) { + goto bbox_ok; /* skip exact calculation */ + } + } + ftrc = FT_Load_Glyph(instance->face->face, idx, + instance->load_flags); + if(ftrc != 0) return FTtoXReturnCode(ftrc); + metrics = &face->face->glyph->metrics; + if( face->face->glyph->format == FT_GLYPH_FORMAT_BITMAP ) { + bitmap_metrics = metrics; + } + } + + if( bitmap_metrics ) { + FT_Pos factor; + + leftSideBearing = bitmap_metrics->horiBearingX / 64; + rightSideBearing = (bitmap_metrics->width + bitmap_metrics->horiBearingX) / 64; + bbox_center_raw = (2.0 * bitmap_metrics->horiBearingX + bitmap_metrics->width)/2.0/64.0; + characterWidth = (int)floor(bitmap_metrics->horiAdvance + * instance->ttcap.scaleBBoxWidth / 64.0 + .5); + ascent = bitmap_metrics->horiBearingY / 64; + descent = (bitmap_metrics->height - bitmap_metrics->horiBearingY) / 64 ; + /* */ + new_width = characterWidth; + if( instance->ttcap.flags & TTCAP_DOUBLE_STRIKE_CORRECT_B_BOX_WIDTH ) + new_width += instance->ttcap.doubleStrikeShift; + new_width += instance->ttcap.adjustBBoxWidthByPixel; + ratio = (double)new_width/characterWidth; + characterWidth = new_width; + /* adjustment by pixel unit */ + if( instance->ttcap.flags & TTCAP_DOUBLE_STRIKE ) + rightSideBearing += instance->ttcap.doubleStrikeShift; + rightSideBearing += instance->ttcap.adjustRightSideBearingByPixel; + leftSideBearing += instance->ttcap.adjustLeftSideBearingByPixel; + rightSideBearing += instance->ttcap.rsbShiftOfBitmapAutoItalic; + leftSideBearing += instance->ttcap.lsbShiftOfBitmapAutoItalic; + /* */ + factor = bitmap_metrics->horiAdvance; + rawCharacterWidth = (unsigned short)(short)(floor(1000 * factor + * instance->ttcap.scaleBBoxWidth * ratio / 64. + / instance->pixel_size)); + } + else { + /* Outline */ +#ifdef USE_GET_CBOX + /* Very fast?? */ + FT_Outline_Get_CBox(&face->face->glyph->outline, &bbox); + ftrc=0; /* FT_Outline_Get_CBox returns nothing. */ +#else + /* Calculate exact metrics */ + ftrc=FT_Outline_Get_BBox(&face->face->glyph->outline, &bbox); +#endif + if( ftrc != 0 ) return FTtoXReturnCode(ftrc); + outline_hori_advance = metrics->horiAdvance; + outline_vert_advance = metrics->vertAdvance; + bbox_ok: + descent = CEIL64(-bbox.yMin - 32) / 64; + leftSideBearing = FLOOR64(bbox.xMin + 32) / 64; + ascent = FLOOR64(bbox.yMax + 32) / 64; + rightSideBearing = FLOOR64(bbox.xMax + 32) / 64; + bbox_center_raw = (double)(bbox.xMax + bbox.xMin)/2.0/64.; + if ( instance->pixel_width_unit_x != 0 ) + characterWidth = + (int)floor( outline_hori_advance + * instance->ttcap.scaleBBoxWidth + * instance->pixel_width_unit_x / 64. + .5); + else { + characterWidth = + (int)floor( outline_vert_advance + * instance->ttcap.scaleBBoxHeight + * instance->pixel_width_unit_y / 64. + .5); + if(characterWidth <= 0) + characterWidth = instance->charcellMetrics->characterWidth; + } + /* */ + new_width = characterWidth; + if( instance->ttcap.flags & TTCAP_DOUBLE_STRIKE_CORRECT_B_BOX_WIDTH ) + new_width += instance->ttcap.doubleStrikeShift; + new_width += instance->ttcap.adjustBBoxWidthByPixel; + ratio = (double)new_width/characterWidth; + characterWidth = new_width; + if ( instance->pixel_width_unit_x != 0 ) + rawCharacterWidth = + (unsigned short)(short)(floor(1000 * outline_hori_advance + * instance->ttcap.scaleBBoxWidth * ratio + * instance->pixel_width_unit_x / 64.)); + else { + rawCharacterWidth = + (unsigned short)(short)(floor(1000 * outline_vert_advance + * instance->ttcap.scaleBBoxHeight * ratio + * instance->pixel_width_unit_y / 64.)); + if(rawCharacterWidth <= 0) + rawCharacterWidth = instance->charcellMetrics->attributes; + } + /* adjustment by pixel unit */ + if( instance->ttcap.flags & TTCAP_DOUBLE_STRIKE ) + rightSideBearing += instance->ttcap.doubleStrikeShift; + rightSideBearing += instance->ttcap.adjustRightSideBearingByPixel; + leftSideBearing += instance->ttcap.adjustLeftSideBearingByPixel; + } + + /* Set the glyph metrics. */ + tgp->metrics.attributes = (unsigned short)((short)rawCharacterWidth); + tgp->metrics.leftSideBearing = leftSideBearing; + tgp->metrics.rightSideBearing = rightSideBearing; + tgp->metrics.characterWidth = characterWidth; + tgp->metrics.ascent = ascent; + tgp->metrics.descent = descent; + /* Update the width to match the width of the font */ + if( instance->spacing != FT_PROPORTIONAL ) + tgp->metrics.characterWidth = instance->charcellMetrics->characterWidth; + if(instance->ttcap.flags & TTCAP_MONO_CENTER){ + b_shift = (int)floor((instance->advance/2.0-bbox_center_raw) + .5); + tgp->metrics.leftSideBearing += b_shift; + tgp->metrics.rightSideBearing += b_shift; + } + } + } + + if( flags & FT_GET_GLYPH_METRICS_ONLY ) return Successful; + + /* + * CHECK THE NECESSITY OF BITMAP POSITION'S CORRECTION + */ + + correct=0; + if( instance->spacing == FT_CHARCELL ) correct=1; + else if( flags & FT_FORCE_CONSTANT_SPACING ) correct=1; + else{ + int sbit_available=0; + sbitchk_incomplete_but_exist=0; + if( !(instance->load_flags & FT_LOAD_NO_BITMAP) ) { + if( FT_Do_SBit_Metrics(face->face,instance->size, + instance->strike_index,idx,NULL, + &sbitchk_incomplete_but_exist)==0 ) { + sbit_available=1; + } + } + if( sbit_available == 0 ) { + if ( sbitchk_incomplete_but_exist==0 && (instance->ttcap.flags & TTCAP_IS_VERY_LAZY) ) { + if( FT_IS_SFNT(face->face) ) correct=1; + } + } + } + + /* + * RENDER AND ALLOCATE BUFFER + */ + + if( flags & FT_GET_DUMMY ) is_outline = -1; + else { + if( !metrics ) { + ftrc = FT_Load_Glyph(instance->face->face, idx, + instance->load_flags); + metrics = &face->face->glyph->metrics; + + if(ftrc != 0) return FTtoXReturnCode(ftrc); + } + + if( face->face->glyph->format != FT_GLYPH_FORMAT_BITMAP ) { +#ifdef USE_GET_CBOX + FT_Outline_Get_CBox(&face->face->glyph->outline, &bbox); + ftrc = 0; +#else + ftrc = FT_Outline_Get_BBox(&face->face->glyph->outline, &bbox); +#endif + if( ftrc != 0 ) return FTtoXReturnCode(ftrc); + bbox.yMin = FLOOR64( bbox.yMin ); + bbox.yMax = CEIL64 ( bbox.yMax ); + ht_actual = ( bbox.yMax - bbox.yMin ) >> 6; + /* FreeType think a glyph with 0 height control box is invalid. + * So just let X to create a empty bitmap instead. */ + if ( ht_actual == 0 ) + is_outline = -1; + else + { + ftrc = FT_Render_Glyph(face->face->glyph,FT_RENDER_MODE_MONO); + if( ftrc != 0 ) return FTtoXReturnCode(ftrc); + is_outline = 1; + } + } + else{ + is_outline=0; + } + } + + /* Spacial case */ + if( (instance->ttcap.flags & TTCAP_MONO_CENTER) && hasMetrics ) { + if( is_outline == 1 ){ + if( correct ){ + if( ft_get_very_lazy_bbox( idx, face->face, instance->size, + face->num_hmetrics, + instance->ttcap.vl_slant, + &instance->transformation.matrix, + &bbox, &outline_hori_advance, + &outline_vert_advance ) != 0 ){ + is_outline = -1; /* <- error */ + } + } + else { +#ifdef USE_GET_CBOX + FT_Outline_Get_CBox(&face->face->glyph->outline, &bbox); + ftrc=0; +#else + ftrc=FT_Outline_Get_BBox(&face->face->glyph->outline, &bbox); +#endif + if( ftrc != 0 ) return FTtoXReturnCode(ftrc); + } + bbox_center_raw = (double)(bbox.xMax + bbox.xMin)/2.0/64.; + } + else if( is_outline == 0 ) + bbox_center_raw = (2.0 * metrics->horiBearingX + metrics->width)/2.0/64.0; + else + bbox_center_raw = 0; + b_shift = (int)floor((instance->advance/2.0-bbox_center_raw) + .5); + } + + wd_actual = tgp->metrics.rightSideBearing - tgp->metrics.leftSideBearing; + ht_actual = tgp->metrics.ascent + tgp->metrics.descent; + + /* The X convention is to consider a character with an empty + * bounding box as undefined. This convention is broken. */ + + if(wd_actual <= 0) wd = 1; + else wd=wd_actual; + if(ht_actual <= 0) ht = 1; + else ht=ht_actual; + + bpr = (((wd + (instance->bmfmt.glyph<<3) - 1) >> 3) & + -instance->bmfmt.glyph); + raster = (char*)xalloc(ht * bpr); + if(raster == NULL) + return AllocError; + memset(raster, 0, ht * bpr); + + tgp->bits = raster; + + /* If FT_GET_DUMMY is set, we return white space. */ + if ( is_outline == -1 ) return Successful; + + if ( wd_actual <= 0 || ht_actual <= 0 ) return Successful; + + /* + * CALCULATE OFFSET, dx AND dy. + */ + + dx = face->face->glyph->bitmap_left - tgp->metrics.leftSideBearing; + dy = tgp->metrics.ascent - face->face->glyph->bitmap_top; + + if(instance->ttcap.flags & TTCAP_MONO_CENTER) + dx += b_shift; + + /* To prevent chipped bitmap, we correct dx and dy if needed. */ + if( correct && is_outline==1 ){ + int lsb, rsb, asc, des; + int chip_left,chip_right,chip_top,chip_bot; +#ifdef USE_GET_CBOX + FT_Outline_Get_CBox(&face->face->glyph->outline, &bbox); + ftrc=0; +#else + ftrc=FT_Outline_Get_BBox(&face->face->glyph->outline, &bbox); +#endif + if( ftrc != 0 ) return FTtoXReturnCode(ftrc); + des = CEIL64(-bbox.yMin - 32) / 64; + lsb = FLOOR64(bbox.xMin + 32) / 64; + asc = FLOOR64(bbox.yMax + 32) / 64; + rsb = FLOOR64(bbox.xMax + 32) / 64; + rightSideBearing = tgp->metrics.rightSideBearing; + leftSideBearing = tgp->metrics.leftSideBearing; + if( instance->ttcap.flags & TTCAP_DOUBLE_STRIKE ) + rightSideBearing -= instance->ttcap.doubleStrikeShift; + /* special case */ + if(instance->ttcap.flags & TTCAP_MONO_CENTER){ + leftSideBearing -= b_shift; + rightSideBearing -= b_shift; + } + chip_left = lsb - leftSideBearing; + chip_right = rightSideBearing - rsb; + if( flags & FT_FORCE_CONSTANT_SPACING ){ + if( instance->ttcap.force_c_adjust_lsb_by_pixel != 0 || + instance->ttcap.force_c_adjust_rsb_by_pixel != 0 ){ + chip_left=0; + chip_right=0; + } + } + else{ + if( instance->ttcap.adjustRightSideBearingByPixel != 0 || + instance->ttcap.adjustLeftSideBearingByPixel != 0 ){ + chip_left=0; + chip_right=0; + } + } + chip_top = tgp->metrics.ascent - asc; + chip_bot = tgp->metrics.descent - des; + if( chip_left < 0 && 0 < chip_right ) dx++; + else if( chip_right < 0 && 0 < chip_left ) dx--; + if( chip_top < 0 && 0 < chip_bot ) dy++; + else if( chip_bot < 0 && 0 < chip_top ) dy--; + } + + /* + * COPY RASTER + */ + + { + FT_Bitmap *bitmap; + int i, j; + unsigned char *current_raster; + unsigned char *current_buffer; + int mod_dx0,mod_dx1; + int div_dx; + bitmap = &face->face->glyph->bitmap; + if( 0 <= dx ){ + div_dx = dx / 8; + mod_dx0 = dx % 8; + mod_dx1 = 8-mod_dx0; + } + else{ + div_dx = dx / 8 -1; + mod_dx1 = -dx % 8; + mod_dx0 = 8-mod_dx1; + } + for( i = MAX(0, dy) ; irows <= i-dy ) break; + current_buffer=(unsigned char *)(bitmap->buffer+bitmap->pitch*(i-dy)); + current_raster=(unsigned char *)(raster+i*bpr); + j = MAX(0,div_dx); + jj = j-div_dx; + prev_jj = jj-1; + if( jpitch ) + current_raster[j]|=current_buffer[prev_jj]<pitch ){ + current_raster[j]|=current_buffer[jj]>>mod_dx0; + j++; prev_jj++; jj++; + for( ; jpitch <= jj ) break; + current_raster[j]|=current_buffer[jj]>>mod_dx0; + } + } + } + } + } + + /* by TTCap */ + if ( instance->ttcap.flags & TTCAP_DOUBLE_STRIKE ) { + int i; + for( i=0 ; i < instance->ttcap.doubleStrikeShift ; i++ ) + ft_make_up_bold_bitmap( raster, bpr, ht, instance->ttcap.flags); + } + if ( is_outline == 0 && + ( instance->ttcap.lsbShiftOfBitmapAutoItalic != 0 || + instance->ttcap.rsbShiftOfBitmapAutoItalic != 0 ) ) { + ft_make_up_italic_bitmap( raster, bpr, ht, + - instance->ttcap.lsbShiftOfBitmapAutoItalic + + instance->ttcap.rsbShiftOfBitmapAutoItalic, + instance->charcellMetrics->ascent + + instance->charcellMetrics->descent, + instance->charcellMetrics->ascent + - tgp->metrics.ascent, + instance->ttcap.autoItalic); + } + + if(instance->bmfmt.bit == LSBFirst) { + BitOrderInvert((unsigned char*)(tgp->bits), ht*bpr); + } + + if(instance->bmfmt.byte != instance->bmfmt.bit) { + switch(instance->bmfmt.scan) { + case 1: + break; + case 2: + TwoByteSwap((unsigned char*)(tgp->bits), ht*bpr); + break; + case 4: + FourByteSwap((unsigned char*)(tgp->bits), ht*bpr); + break; + default: + ; + } + } + + return Successful; +} + +static void +FreeTypeFreeFont(FTFontPtr font) +{ + FreeTypeFreeInstance(font->instance); + if(font->ranges) + xfree(font->ranges); + if(font->dummy_char.bits) + xfree(font->dummy_char.bits); + xfree(font); +} + +/* Free a font. If freeProps is 0, don't free the properties. */ + +static void +FreeTypeFreeXFont(FontPtr pFont, int freeProps) +{ + FTFontPtr tf; + + if(pFont) { + if((tf = (FTFontPtr)pFont->fontPrivate)) { + FreeTypeFreeFont(tf); + } + if(freeProps && pFont->info.nprops>0) { + xfree(pFont->info.isStringProp); + xfree(pFont->info.props); + } + DestroyFontRec(pFont); + } +} + + +/* Unload a font */ + +static void +FreeTypeUnloadXFont(FontPtr pFont) +{ + MUMBLE("Unloading\n"); + FreeTypeFreeXFont(pFont, 1); +} + +/* Add the font properties, including the Font name, the XLFD + properties, some strings from the font, and various typographical + data. We only provide data readily available in the tables in the + font for now, altough FIGURE_WIDTH would be a good idea as it is + used by Xaw. */ + +static int +FreeTypeAddProperties(FTFontPtr font, FontScalablePtr vals, FontInfoPtr info, + char *fontname, int rawAverageWidth, Bool font_properties) +{ + int i, j, maxprops; + char *sp, *ep, val[MAXFONTNAMELEN], *vp; + FTFacePtr face; + FTInstancePtr instance; + FTNormalisedTransformationPtr trans; + int upm; + TT_OS2 *os2; + TT_Postscript *post; + PS_FontInfoRec t1info_rec, *t1info; + int xlfdProps = 0; + int ftrc; + + instance = font->instance; + face = instance->face; + trans = &instance->transformation; + upm = face->face->units_per_EM; + if(upm == 0) { + /* Work around FreeType bug */ + upm = WORK_AROUND_UPM; + } + + os2 = FT_Get_Sfnt_Table(face->face, ft_sfnt_os2); + post = FT_Get_Sfnt_Table(face->face, ft_sfnt_post); + ftrc = FT_Get_PS_Font_Info(face->face, &t1info_rec); + if(ftrc == 0) + t1info = &t1info_rec; + else + t1info = NULL; + + if(t1info) { + os2 = NULL; + post = NULL; + } + + info->nprops = 0; /* in case we abort */ + + strcpy(val, fontname); + if(FontParseXLFDName(val, vals, FONT_XLFD_REPLACE_VALUE)) { + xlfdProps = 1; + } else { + MUMBLE("Couldn't parse XLFD\n"); + xlfdProps = 0; + } + + maxprops= + 1 + /* NAME */ + (xlfdProps ? 14 : 0) + /* from XLFD */ + 5 + + ( !face->bitmap ? 3 : 0 ) + /* raw_av,raw_asc,raw_dec */ + ( font_properties ? 2 : 0 ) + /* asc,dec */ + ( (font_properties && os2) ? 6 : 0 ) + + ( (font_properties && (post || t1info)) ? 3 : 0 ) + + 2; /* type */ + + info->props = (FontPropPtr)xalloc(maxprops * sizeof(FontPropRec)); + if(info->props == NULL) + return AllocError; + + info->isStringProp = (char*)xalloc(maxprops); + if(info->isStringProp == NULL) { + xfree(info->props); + return AllocError; + } + + memset((char *)info->isStringProp, 0, maxprops); + + i = 0; + + info->props[i].name = MakeAtom("FONT", 4, TRUE); + info->props[i].value = MakeAtom(val, strlen(val), TRUE); + info->isStringProp[i] = 1; + i++; + + if(*val && *(sp = val + 1)) { + for (j = 0, sp = val + 1; j < 14; j++) { + if (j == 13) + /* Handle the case of the final field containing a subset + specification. */ + for (ep = sp; *ep && *ep != '['; ep++); + else + for (ep = sp; *ep && *ep != '-'; ep++); + + info->props[i].name = + MakeAtom(xlfd_props[j], strlen(xlfd_props[j]), TRUE); + + switch(j) { + case 6: /* pixel size */ + info->props[i].value = + (int)(fabs(vals->pixel_matrix[3]) + 0.5); + i++; + break; + case 7: /* point size */ + info->props[i].value = + (int)(fabs(vals->point_matrix[3])*10.0 + 0.5); + i++; + break; + case 8: /* resolution x */ + info->props[i].value = vals->x; + i++; + break; + case 9: /* resolution y */ + info->props[i].value = vals->y; + i++; + break; + case 11: /* average width */ + info->props[i].value = vals->width; + i++; + break; + default: /* a string */ + info->props[i].value = MakeAtom(sp, ep - sp, TRUE); + info->isStringProp[i] = 1; + i++; + } + sp = ++ep; + } + } + + info->props[i].name = MakeAtom("RAW_PIXEL_SIZE", 14, TRUE); + info->props[i].value = 1000; + i++; + + info->props[i].name = MakeAtom("RAW_POINT_SIZE", 14, TRUE); + info->props[i].value = (long)(72270.0 / (double)vals->y + .5); + i++; + + if(!face->bitmap) { + info->props[i].name = MakeAtom("RAW_AVERAGE_WIDTH", 17, TRUE); + info->props[i].value = rawAverageWidth; + i++; + } + + if ( font_properties ) { + info->props[i].name = MakeAtom("FONT_ASCENT", 11, TRUE); + info->props[i].value = info->fontAscent; + i++; + } + + if(!face->bitmap) { + info->props[i].name = MakeAtom("RAW_ASCENT", 10, TRUE); + info->props[i].value = + ((double)face->face->ascender/(double)upm*1000.0); + i++; + } + + if ( font_properties ) { + info->props[i].name = MakeAtom("FONT_DESCENT", 12, TRUE); + info->props[i].value = info->fontDescent; + i++; + } + + if(!face->bitmap) { + info->props[i].name = MakeAtom("RAW_DESCENT", 11, TRUE); + info->props[i].value = + -((double)face->face->descender/(double)upm*1000.0); + i++; + } + + j = FTGetEnglishName(face->face, TT_NAME_ID_COPYRIGHT, + val, MAXFONTNAMELEN); + vp = val; + if (j < 0) { + if(t1info && t1info->notice) { + vp = t1info->notice; + j = strlen(vp); + } + } + if(j > 0) { + info->props[i].name = MakeAtom("COPYRIGHT", 9, TRUE); + info->props[i].value = MakeAtom(vp, j, TRUE); + info->isStringProp[i] = 1; + i++; + } + + j = FTGetEnglishName(face->face, TT_NAME_ID_FULL_NAME, + val, MAXFONTNAMELEN); + vp = val; + if (j < 0) { + if(t1info && t1info->full_name) { + vp = t1info->full_name; + j = strlen(vp); + } + } + if(j > 0) { + info->props[i].name = MakeAtom("FACE_NAME", 9, TRUE); + info->props[i].value = MakeAtom(vp, j, TRUE); + info->isStringProp[i] = 1; + i++; + } + + vp = (char *)FT_Get_Postscript_Name(face->face); + if (vp) { + j = strlen(vp); + } else { + j = -1; + } + if (j < 0) { + j = FTGetEnglishName(face->face, TT_NAME_ID_PS_NAME, + val, MAXFONTNAMELEN); + vp = val; + } + if (j < 0) { + if(t1info && t1info->full_name) { + vp = t1info->full_name; + j = strlen(vp); + } + } + if(j > 0) { + info->props[i].name = MakeAtom("_ADOBE_POSTSCRIPT_FONTNAME", 26, TRUE); + info->props[i].value = MakeAtom(vp, j, TRUE); + info->isStringProp[i] = 1; + i++; + } + + /* These macros handle the case of a diagonal matrix. They convert + FUnits into pixels. */ +#define TRANSFORM_FUNITS_X(xval) \ + ((int) \ + floor( ((double)(xval)/(double)upm) * (double)vals->pixel_matrix[0] + 0.5 ) ) + +#define TRANSFORM_FUNITS_Y(yval) \ + ((int) \ + floor( ((double)(yval)/(double)upm) * (double)vals->pixel_matrix[3] + 0.5 ) ) + + /* In what follows, we assume the matrix is diagonal. In the rare + case when it is not, the values will be somewhat wrong. */ + + if( font_properties && os2 ) { + info->props[i].name = MakeAtom("SUBSCRIPT_SIZE",14,TRUE); + info->props[i].value = + TRANSFORM_FUNITS_Y(os2->ySubscriptYSize); + i++; + info->props[i].name = MakeAtom("SUBSCRIPT_X",11,TRUE); + info->props[i].value = + TRANSFORM_FUNITS_X(os2->ySubscriptXOffset); + i++; + info->props[i].name = MakeAtom("SUBSCRIPT_Y",11,TRUE); + info->props[i].value = + TRANSFORM_FUNITS_Y(os2->ySubscriptYOffset); + i++; + info->props[i].name = MakeAtom("SUPERSCRIPT_SIZE",16,TRUE); + info->props[i].value = + TRANSFORM_FUNITS_Y(os2->ySuperscriptYSize); + i++; + info->props[i].name = MakeAtom("SUPERSCRIPT_X",13,TRUE); + info->props[i].value = + TRANSFORM_FUNITS_X(os2->ySuperscriptXOffset); + i++; + info->props[i].name = MakeAtom("SUPERSCRIPT_Y",13,TRUE); + info->props[i].value = + TRANSFORM_FUNITS_Y(os2->ySuperscriptYOffset); + i++; + } + + if( font_properties && (post || t1info) ) { + int underlinePosition, underlineThickness; + + /* Raw underlineposition counts upwards, + but UNDERLINE_POSITION counts downwards. */ + if(post) { + underlinePosition = TRANSFORM_FUNITS_Y(-post->underlinePosition); + underlineThickness = TRANSFORM_FUNITS_Y(post->underlineThickness); + } else { + underlinePosition = + TRANSFORM_FUNITS_Y(-t1info->underline_position); + underlineThickness = + TRANSFORM_FUNITS_Y(t1info->underline_thickness); + } + if(underlineThickness <= 0) + underlineThickness = 1; + + info->props[i].name = MakeAtom("UNDERLINE_THICKNESS",19,TRUE); + info->props[i].value = underlineThickness; + i++; + + info->props[i].name = MakeAtom("UNDERLINE_POSITION",18,TRUE); + + info->props[i].value = underlinePosition; + + i++; + + /* The italic angle is often unreliable for Type 1 fonts */ + if(post && trans->matrix.xx == trans->matrix.yy) { + info->props[i].name = MakeAtom("ITALIC_ANGLE",12,TRUE); + info->props[i].value = + /* Convert from TT_Fixed to + 64th of a degree counterclockwise from 3 o'clock */ + 90*64+(post->italicAngle >> 10); + i++; + } +#undef TRANSFORM_FUNITS_X +#undef TRANSFORM_FUNITS_Y + } + + info->props[i].name = MakeAtom("FONT_TYPE", 9, TRUE); + vp = (char *)FT_Get_X11_Font_Format(face->face); + info->props[i].value = MakeAtom(vp, strlen(vp), TRUE); + info->isStringProp[i] = 1; + i++; + + info->props[i].name = MakeAtom("RASTERIZER_NAME", 15, TRUE); + info->props[i].value = MakeAtom("FreeType", 10, TRUE); + info->isStringProp[i] = 1; + i++; + + info->nprops = i; + return Successful; +} + +static int +ft_get_index(unsigned code, FTFontPtr font, unsigned *idx) +{ + + /* As a special case, we pass 0 even when it is not in the ranges; + this will allow for the default glyph, which should exist in any + TrueType font. */ + + /* This is not required... + if(code > 0 && font->nranges) { + int i; + for(i = 0; i < font->nranges; i++) + if((code >= + font->ranges[i].min_char_low+ + (font->ranges[i].min_char_high<<8)) && + (code <= + font->ranges[i].max_char_low + + (font->ranges[i].max_char_high<<8))) + break; + if(i == font->nranges) { + *idx = font->zero_idx; + return -1; + } + } + */ + if( font->info ) { + if( !( font->info->firstCol <= (code & 0x000ff) && + (code & 0x000ff) <= font->info->lastCol && + font->info->firstRow <= (code >> 8) && + (code >> 8) <= font->info->lastRow ) ) { + *idx = font->zero_idx; + /* Error: The code has not been parsed in ft_compute_bounds()! + We should not return any metrics. */ + return -1; + } + } + + *idx = FTRemap(font->instance->face->face, &font->mapping, code); + + return 0; +} + +static int +FreeTypeFontGetGlyph(unsigned code, int flags, CharInfoPtr *g, FTFontPtr font) +{ + unsigned idx = 0; + int xrc; + +#ifdef X_ACCEPTS_NO_SUCH_CHAR + if( ft_get_index(code,font,&idx) || idx == 0 || idx == font->zero_idx ) { + *g = NULL; + flags &= ~FT_FORCE_CONSTANT_SPACING; + /* if( font->instance->spacing != FT_CHARCELL ) */ + return Successful; + } +#else + if( ft_get_index(code,font,&idx) ) { + /* The code has not been parsed! */ + *g = NULL; + flags &= ~FT_FORCE_CONSTANT_SPACING; + } +#endif + + xrc = FreeTypeInstanceGetGlyph(idx, flags, g, font->instance); + if( xrc == Successful && *g != NULL ) + return Successful; + if( font->zero_idx != idx ) { + xrc = FreeTypeInstanceGetGlyph(font->zero_idx, flags, g, font->instance); + if( xrc == Successful && *g != NULL ) + return Successful; + } + return FreeTypeInstanceGetGlyph(font->zero_idx, flags|FT_GET_DUMMY, g, font->instance); +} + +static int +FreeTypeFontGetGlyphMetrics(unsigned code, int flags, xCharInfo **metrics, FTFontPtr font) +{ + unsigned idx = 0; + int xrc; + +#ifdef X_ACCEPTS_NO_SUCH_CHAR + if ( ft_get_index(code,font,&idx) || idx == 0 || idx == font->zero_idx ) { + *metrics = NULL; + flags &= ~FT_FORCE_CONSTANT_SPACING; + /* if( font->instance->spacing != FT_CHARCELL ) */ + return Successful; + } +#else + if ( ft_get_index(code,font,&idx) || idx == 0 || idx == font->zero_idx ) { + /* The code has not been parsed! */ + *metrics = NULL; + flags &= ~FT_FORCE_CONSTANT_SPACING; + } +#endif + + xrc = FreeTypeInstanceGetGlyphMetrics(idx, flags, metrics, font->instance); + if( xrc == Successful && *metrics != NULL ) + return Successful; + if( font->zero_idx != idx ) { + xrc = FreeTypeInstanceGetGlyphMetrics(font->zero_idx, flags, + metrics, font->instance); + if( xrc == Successful && *metrics != NULL ) + return Successful; + } + return FreeTypeInstanceGetGlyphMetrics(font->zero_idx, flags|FT_GET_DUMMY, metrics, font->instance); +} + +/* + * restrict code range + * + * boolean for the numeric zone: + * results = results & (ranges[0] | ranges[1] | ... ranges[nranges-1]) + */ + +static void +restrict_code_range(unsigned short *refFirstCol, + unsigned short *refFirstRow, + unsigned short *refLastCol, + unsigned short *refLastRow, + fsRange const *ranges, int nRanges) +{ + if (nRanges) { + int minCol = 256, minRow = 256, maxCol = -1, maxRow = -1; + fsRange const *r = ranges; + int i; + + for (i=0; imin_char_high != r->max_char_high) { + minCol = 0x00; + maxCol = 0xff; + } else { + if (minCol > r->min_char_low) + minCol = r->min_char_low; + if (maxCol < r->max_char_low) + maxCol = r->max_char_low; + } + if (minRow > r->min_char_high) + minRow = r->min_char_high; + if (maxRow < r->max_char_high) + maxRow = r->max_char_high; + r++; + } + + if (minCol > *refLastCol) + *refFirstCol = *refLastCol; + else if (minCol > *refFirstCol) + *refFirstCol = minCol; + + if (maxCol < *refFirstCol) + *refLastCol = *refFirstCol; + else if (maxCol < *refLastCol) + *refLastCol = maxCol; + + if (minRow > *refLastRow) { + *refFirstRow = *refLastRow; + *refFirstCol = *refLastCol; + } else if (minRow > *refFirstRow) + *refFirstRow = minRow; + + if (maxRow < *refFirstRow) { + *refLastRow = *refFirstRow; + *refLastCol = *refFirstCol; + } else if (maxRow < *refLastRow) + *refLastRow = maxRow; + } +} + + +static int +restrict_code_range_by_str(int count,unsigned short *refFirstCol, + unsigned short *refFirstRow, + unsigned short *refLastCol, + unsigned short *refLastRow, + char const *str) +{ + int nRanges = 0; + int result = 0; + fsRange *ranges = NULL; + char const *p, *q; + + p = q = str; + for (;;) { + int minpoint=0, maxpoint=65535; + long val; + + /* skip comma and/or space */ + while (',' == *p || isspace(*p)) + p++; + + /* begin point */ + if ('-' != *p) { + val = strtol(p, (char **)&q, 0); + if (p == q) + /* end or illegal */ + break; + if (val<0 || val>65535) { + /* out of zone */ + break; + } + minpoint = val; + p=q; + } + + /* skip space */ + while (isspace(*p)) + p++; + + if (',' != *p && '\0' != *p) { + /* contiune */ + if ('-' == *p) + /* hyphon */ + p++; + else + /* end or illegal */ + break; + + /* skip space */ + while (isspace(*p)) + p++; + + val = strtol(p, (char **)&q, 0); + if (p != q) { + if (val<0 || val>65535) + break; + maxpoint = val; + } else if (',' != *p && '\0' != *p) + /* end or illegal */ + break; + p=q; + } else + /* comma - single code */ + maxpoint = minpoint; + + if ( count <= 0 && minpoint>maxpoint ) { + int tmp; + tmp = minpoint; + minpoint = maxpoint; + maxpoint = tmp; + } + + /* add range */ +#if 0 + fprintf(stderr, "zone: 0x%04X - 0x%04X\n", minpoint, maxpoint); + fflush(stderr); +#endif + nRanges++; + ranges = (fsRange *)xrealloc(ranges, nRanges*sizeof(*ranges)); + if (NULL == ranges) + break; + { + fsRange *r = ranges+nRanges-1; + + r->min_char_low = minpoint & 0xff; + r->max_char_low = maxpoint & 0xff; + r->min_char_high = (minpoint>>8) & 0xff; + r->max_char_high = (maxpoint>>8) & 0xff; + } + } + + if (ranges) { + if ( count <= 0 ) { + restrict_code_range(refFirstCol, refFirstRow, refLastCol, refLastRow, + ranges, nRanges); + } + else { + int i; + fsRange *r; + for ( i=0 ; imin_char_low; + refLastCol[i] = r->max_char_low; + refFirstRow[i] = r->min_char_high; + refLastRow[i] = r->max_char_high; + } + result=i; + } + xfree(ranges); + } + return result; +} + +/* *face_number and *spacing are initialized but *load_flags is NOT. */ +static int +FreeTypeSetUpTTCap( char *fileName, FontScalablePtr vals, + char **dynStrRealFileName, char **dynStrFTFileName, + struct TTCapInfo *ret, int *face_number, FT_Int32 *load_flags, + int *spacing, Bool *font_properties, char **dynStrTTCapCodeRange ) +{ + int result = Successful; + SDynPropRecValList listPropRecVal; + SPropRecValContainer contRecValue; + Bool hinting=True; + Bool isEmbeddedBitmap = True; + Bool alwaysEmbeddedBitmap = False; + int pixel = vals->pixel; + + *font_properties=True; + *dynStrRealFileName=NULL; + *dynStrFTFileName=NULL; + *dynStrTTCapCodeRange=NULL; + + if (SPropRecValList_new(&listPropRecVal)) { + return AllocError; + } + + { + int len = strlen(fileName); + char *capHead = NULL; + { + /* font cap */ + char *p1=NULL, *p2=NULL; + + p1=strrchr(fileName, '/'); + if ( p1 == NULL ) p1 = fileName; + else p1++; + if (NULL != (p2=strrchr(p1, ':'))) { + /* colon exist in the right side of slash. */ + int dirLen = p1-fileName; + int baseLen = fileName+len - p2 -1; + + *dynStrRealFileName = (char *)xalloc(dirLen+baseLen+1); + if( *dynStrRealFileName == NULL ) { + result = AllocError; + goto quit; + } + if ( 0 < dirLen ) + memcpy(*dynStrRealFileName, fileName, dirLen); + strcpy(*dynStrRealFileName+dirLen, p2+1); + capHead = p1; + } else { + *dynStrRealFileName = xstrdup(fileName); + if( *dynStrRealFileName == NULL ) { + result = AllocError; + goto quit; + } + } + } + + /* font cap */ + if (capHead) { + if (SPropRecValList_add_by_font_cap(&listPropRecVal, + capHead)) { + result = BadFontPath; + goto quit; + } + } + } + + *face_number=0; + *spacing=0; + ret->autoItalic=0.0; + ret->scaleWidth=1.0; + ret->scaleBBoxWidth = 1.0; + ret->scaleBBoxHeight = 1.0; + ret->doubleStrikeShift = 1; + ret->adjustBBoxWidthByPixel = 0; + ret->adjustLeftSideBearingByPixel = 0; + ret->adjustRightSideBearingByPixel = 0; + ret->flags = 0; + ret->scaleBitmap = 0.0; + ret->forceConstantSpacingBegin = -1; + ret->forceConstantSpacingEnd = -1; + ret->force_c_representative_metrics_char_code = -2; + ret->force_c_scale_b_box_width = 1.0; + ret->force_c_scale_b_box_height = 1.0; + ret->force_c_adjust_width_by_pixel = 0; + ret->force_c_adjust_lsb_by_pixel = 0; + ret->force_c_adjust_rsb_by_pixel = 0; + ret->force_c_scale_lsb = 0.0; + ret->force_c_scale_rsb = 1.0; + /* */ + ret->vl_slant=0; + ret->lsbShiftOfBitmapAutoItalic=0; + ret->rsbShiftOfBitmapAutoItalic=0; + /* face number */ + { + char *beginptr=NULL,*endptr; + if ( SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "FaceNumber")) { + int lv; + beginptr = SPropContainer_value_str(contRecValue); + lv=strtol(beginptr, &endptr, 10); + if ( *beginptr != '\0' && *endptr == '\0' ) { + if ( 0 < lv ) *face_number = lv; + } + } + if( beginptr && 0 < *face_number ) { + char *slash; + *dynStrFTFileName = /* add -> ':'+strlen0+':'+strlen1+'\0' */ + (char *)xalloc(1+strlen(beginptr)+1+strlen(*dynStrRealFileName)+1); + if( *dynStrFTFileName == NULL ){ + result = AllocError; + goto quit; + } + **dynStrFTFileName = '\0'; + slash = strrchr(*dynStrRealFileName,'/'); + if( slash ) { + char *p; + strcat(*dynStrFTFileName,*dynStrRealFileName); + p = strrchr(*dynStrFTFileName,'/'); + p[1] = '\0'; + strcat(*dynStrFTFileName,":"); + strcat(*dynStrFTFileName,beginptr); + strcat(*dynStrFTFileName,":"); + strcat(*dynStrFTFileName,slash+1); + } + else{ + strcat(*dynStrFTFileName,":"); + strcat(*dynStrFTFileName,beginptr); + strcat(*dynStrFTFileName,":"); + strcat(*dynStrFTFileName,*dynStrRealFileName); + } + } + else{ + *dynStrFTFileName = (char *)xalloc(strlen(*dynStrRealFileName)+1); + if( *dynStrFTFileName == NULL ){ + result = AllocError; + goto quit; + } + **dynStrFTFileName = '\0'; + strcat(*dynStrFTFileName,*dynStrRealFileName); + } + } + /* + fprintf(stderr,"[Filename:%s]\n",fileName); + fprintf(stderr,"[RealFilename:%s]\n",*dynStrRealFileName); + fprintf(stderr,"[FTFilename:%s]\n",*dynStrFTFileName); + */ + /* slant control */ + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "AutoItalic")) + ret->autoItalic = SPropContainer_value_dbl(contRecValue); + /* hinting control */ + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "Hinting")) + hinting = SPropContainer_value_bool(contRecValue); + /* scaling */ + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "ScaleWidth")) { + ret->scaleWidth = SPropContainer_value_dbl(contRecValue); + if (ret->scaleWidth<=0.0) { + fprintf(stderr, "ScaleWitdh needs plus.\n"); + result = BadFontName; + goto quit; + } + } + /* bbox adjustment */ + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "ScaleBBoxWidth")) { + /* Scaling to Bounding Box Width */ + int lv; + char *endptr,*beginptr; + double v,scaleBBoxWidth=1.0,scaleBBoxHeight=1.0; + beginptr = SPropContainer_value_str(contRecValue); + do { + if ( strlen(beginptr) < 1 ) break; + v=strtod(beginptr, &endptr); + if ( endptr!=beginptr ) { + scaleBBoxWidth = v; + } + if ( *endptr != ';' && *endptr != ',' ) break; + if ( *endptr == ',' ) { + beginptr=endptr+1; + v=strtod(beginptr, &endptr); + if ( endptr!=beginptr ) { + scaleBBoxHeight = v; + } + } + if ( *endptr != ';' && *endptr != ',' ) break; + beginptr=endptr+1; + lv=strtol(beginptr, &endptr, 10); + if ( endptr!=beginptr ) { + ret->adjustBBoxWidthByPixel = lv; + } + if ( *endptr != ',' ) break; + beginptr=endptr+1; + lv=strtol(beginptr, &endptr, 10); + if ( endptr!=beginptr ) { + ret->adjustLeftSideBearingByPixel = lv; + } + if ( *endptr != ',' ) break; + beginptr=endptr+1; + lv=strtol(beginptr, &endptr, 10); + if ( endptr!=beginptr ) { + ret->adjustRightSideBearingByPixel = lv; + } + } while ( 0 ); + if (scaleBBoxWidth<=0.0) { + fprintf(stderr, "ScaleBBoxWitdh needs plus.\n"); + result = BadFontName; + goto quit; + } + if (scaleBBoxHeight<=0.0) { + fprintf(stderr, "ScaleBBoxHeight needs plus.\n"); + result = BadFontName; + goto quit; + } + ret->scaleBBoxWidth = scaleBBoxWidth; + ret->scaleBBoxHeight = scaleBBoxHeight; + } + /* spacing */ + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "ForceSpacing")) { + char *strSpace = SPropContainer_value_str(contRecValue); + Bool err = False; + if (1 != strlen(strSpace)) + err = True; + else + switch (strSpace[0]) { + case 'M': + ret->flags |= TTCAP_MONO_CENTER; + *spacing = 'm'; + break; + case 'm': + case 'p': + case 'c': + *spacing = strSpace[0]; + break; + default: + err = True; + } + if (err) { + result = BadFontName; + goto quit; + } + } + /* doube striking */ + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "DoubleStrike")) { + /* Set or Reset Auto Bold Flag */ + char *strDoubleStrike = SPropContainer_value_str(contRecValue); + Bool err = False; + if ( 0 < strlen(strDoubleStrike) ) { + switch (strDoubleStrike[0]) { + case 'm': + case 'M': + case 'l': + case 'L': + ret->flags |= TTCAP_DOUBLE_STRIKE; + ret->flags |= TTCAP_DOUBLE_STRIKE_MKBOLD_EDGE_LEFT; + break; + case 'y': + case 'Y': + ret->flags |= TTCAP_DOUBLE_STRIKE; + break; + case 'n': + case 'N': + ret->flags &= ~TTCAP_DOUBLE_STRIKE; + ret->flags &= ~TTCAP_DOUBLE_STRIKE_MKBOLD_EDGE_LEFT; + ret->flags &= ~TTCAP_DOUBLE_STRIKE_CORRECT_B_BOX_WIDTH; + break; + default: + err = True; + } + if ( err != True ) { + if ( strDoubleStrike[1] ) { + switch (strDoubleStrike[1]) { + case 'b': + case 'B': + case 'p': + case 'P': + case 'y': + case 'Y': + ret->flags |= TTCAP_DOUBLE_STRIKE_CORRECT_B_BOX_WIDTH; + break; + default: + break; + } + } + do { + char *comma_ptr=strchr(strDoubleStrike,';'); + if ( !comma_ptr ) comma_ptr=strchr(strDoubleStrike,','); + if ( !comma_ptr ) break; + if ( comma_ptr[1] ) { + char *endptr; + int mkboldMaxPixel; + mkboldMaxPixel=strtol(comma_ptr+1, &endptr, 10); + if ( endptr != comma_ptr+1 && mkboldMaxPixel <= pixel ) { + ret->flags &= ~TTCAP_DOUBLE_STRIKE_MKBOLD_EDGE_LEFT; + } + } + comma_ptr=strchr(comma_ptr+1,','); + if ( !comma_ptr ) break; + if ( comma_ptr[1] ) { + char *endptr; + int max_pixel; + max_pixel=strtol(comma_ptr+1, &endptr, 10); + if ( endptr != comma_ptr+1 && max_pixel <= pixel ) { + if( ret->flags & TTCAP_DOUBLE_STRIKE ) + ret->doubleStrikeShift += pixel / max_pixel; + } + } + } while(0); + } + } + else + err = True; + if (err) { + result = BadFontName; + goto quit; + } + } + /* very lazy metrics */ + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "VeryLazyMetrics")){ + Bool isVeryLazy = SPropContainer_value_bool(contRecValue); + ret->flags |= TTCAP_DISABLE_DEFAULT_VERY_LAZY; + if( isVeryLazy == True ) + ret->flags |= TTCAP_IS_VERY_LAZY; + else + ret->flags &= ~TTCAP_IS_VERY_LAZY; + } + /* embedded bitmap */ + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "EmbeddedBitmap")) { + char *strEmbeddedBitmap = SPropContainer_value_str(contRecValue); + Bool err = False; + if ( 1 == strlen(strEmbeddedBitmap) ) { + switch (strEmbeddedBitmap[0]) { + case 'y': + case 'Y': + isEmbeddedBitmap = True; + alwaysEmbeddedBitmap = True; + break; + case 'u': + case 'U': + isEmbeddedBitmap = True; + alwaysEmbeddedBitmap = False; + break; + case 'n': + case 'N': + isEmbeddedBitmap = False; + break; + default: + err = True; + } + } + else + err = True; + if (err) { + result = BadFontName; + goto quit; + } + } + /* scale bitmap */ + if((ret->flags & TTCAP_IS_VERY_LAZY) && + SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "VeryLazyBitmapWidthScale")) { + /* Scaling to Bitmap Bounding Box Width */ + double scaleBitmapWidth = SPropContainer_value_dbl(contRecValue); + + fprintf(stderr, "Warning: `bs' option is not required in X-TT version 2.\n"); +#if 0 + if (scaleBitmapWidth<=0.0) { + fprintf(stderr, "ScaleBitmapWitdh needs plus.\n"); + result = BadFontName; + goto quit; + } +#endif + ret->scaleBitmap = scaleBitmapWidth; + } + /* restriction of the code range */ + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "CodeRange")) { + *dynStrTTCapCodeRange = xstrdup(SPropContainer_value_str(contRecValue)); + if( *dynStrTTCapCodeRange == NULL ) { + result = AllocError; + goto quit; + } + } + /* forceConstantSpacing{Begin,End} */ + if ( 1 /* ft->spacing == 'p' */ ){ + unsigned short first_col=0,last_col=0x00ff; + unsigned short first_row=0,last_row=0x00ff; + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "ForceConstantSpacingCodeRange")) { + if ( restrict_code_range_by_str(1,&first_col, &first_row, + &last_col, &last_row, + SPropContainer_value_str(contRecValue)) == 1 ) { + ret->forceConstantSpacingBegin = (int)( first_row<<8 | first_col ); + ret->forceConstantSpacingEnd = (int)( last_row<<8 | last_col ); + if ( ret->forceConstantSpacingBegin <= ret->forceConstantSpacingEnd ) + ret->flags &= ~TTCAP_FORCE_C_OUTSIDE; + else ret->flags |= TTCAP_FORCE_C_OUTSIDE; + } + } + } + /* */ + if ( 1 ){ + unsigned short first_col=0, last_col=0x0ff; + unsigned short first_row=0, last_row=0x0ff; + if ( SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "ForceConstantSpacingMetrics")) { + char *strMetrics; + strMetrics = SPropContainer_value_str(contRecValue); + if ( strMetrics ) { + char *comma_ptr,*period_ptr,*semic_ptr; + semic_ptr=strchr(strMetrics,';'); + comma_ptr=strchr(strMetrics,','); + period_ptr=strchr(strMetrics,'.'); + if ( semic_ptr && comma_ptr ) + if ( semic_ptr < comma_ptr ) comma_ptr=NULL; + if ( semic_ptr && period_ptr ) + if ( semic_ptr < period_ptr ) period_ptr=NULL; + if ( !comma_ptr && !period_ptr && strMetrics != semic_ptr ) { + if ( restrict_code_range_by_str(1,&first_col, &first_row, + &last_col, &last_row, + SPropContainer_value_str(contRecValue)) == 1 ) { + ret->force_c_representative_metrics_char_code = + (int)( first_row<<8 | first_col ); + } + } + else { + double v; + char *endptr,*beginptr=strMetrics; + do { + v=strtod(beginptr, &endptr); + if ( endptr!=beginptr ) { + ret->force_c_scale_b_box_width = v; + } + if ( *endptr != ',' ) break; + beginptr=endptr+1; + v=strtod(beginptr, &endptr); + if ( endptr!=beginptr ) { + ret->force_c_scale_lsb = v; + ret->flags |= TTCAP_FORCE_C_LSB_FLAG; + } + if ( *endptr != ',' ) break; + beginptr=endptr+1; + v=strtod(beginptr, &endptr); + if ( endptr!=beginptr ) { + ret->force_c_scale_rsb = v; + ret->flags |= TTCAP_FORCE_C_RSB_FLAG; + } + if ( *endptr != ',' ) break; + beginptr=endptr+1; + v=strtod(beginptr, &endptr); + if ( endptr!=beginptr ) { + ret->force_c_scale_b_box_height = v; + } + } while (0); + } + if ( semic_ptr ) { + int lv; + char *endptr,*beginptr=semic_ptr+1; + do { + lv=strtol(beginptr, &endptr, 10); + if ( endptr!=beginptr ) { + ret->force_c_adjust_width_by_pixel=lv; + } + if ( *endptr != ',' ) break; + beginptr=endptr+1; + lv=strtol(beginptr, &endptr, 10); + if ( endptr!=beginptr ) { + ret->force_c_adjust_lsb_by_pixel=lv; + } + if ( *endptr != ',' ) break; + beginptr=endptr+1; + lv=strtol(beginptr, &endptr, 10); + if ( endptr!=beginptr ) { + ret->force_c_adjust_rsb_by_pixel=lv; + } + } while (0); + } + } + } + } + + if (SPropRecValList_search_record(&listPropRecVal, + &contRecValue, + "FontProperties")) { + /* Set or Reset the Flag of FontProperties */ + *font_properties=SPropContainer_value_bool(contRecValue); + } + + ret->force_c_scale_b_box_width *= ret->scaleBBoxWidth; + ret->force_c_scale_b_box_height *= ret->scaleBBoxHeight; + + ret->force_c_scale_b_box_width *= ret->scaleWidth; + ret->scaleBBoxWidth *= ret->scaleWidth; + + ret->force_c_adjust_rsb_by_pixel += ret->adjustRightSideBearingByPixel; + ret->force_c_adjust_lsb_by_pixel += ret->adjustLeftSideBearingByPixel; + + /* scaleWidth, scaleBBoxWidth, force_c_scale_b_box_width, force_c_scale_b_box_width */ + + /* by TTCap */ + if( hinting == False ) *load_flags |= FT_LOAD_NO_HINTING; + if( isEmbeddedBitmap == False ) *load_flags |= FT_LOAD_NO_BITMAP; + if( ret->autoItalic != 0 && alwaysEmbeddedBitmap == False ) + *load_flags |= FT_LOAD_NO_BITMAP; + + quit: + return result; +} + +static int +ft_get_trans_from_vals( FontScalablePtr vals, FTNormalisedTransformationPtr trans ) +{ + /* Compute the transformation matrix. We use floating-point + arithmetic for simplicity */ + + trans->xres = vals->x; + trans->yres = vals->y; + + /* This value cannot be 0. */ + trans->scale = hypot(vals->point_matrix[2], vals->point_matrix[3]); + trans->nonIdentity = 0; + + /* Try to round stuff. We want approximate zeros to be exact zeros, + and if the elements on the diagonal are approximately equal, we + want them equal. We do this to avoid breaking hinting. */ + if(DIFFER(vals->point_matrix[0], vals->point_matrix[3])) { + trans->nonIdentity = 1; + trans->matrix.xx = + (int)((vals->point_matrix[0]*(double)TWO_SIXTEENTH)/trans->scale); + trans->matrix.yy = + (int)((vals->point_matrix[3]*(double)TWO_SIXTEENTH)/trans->scale); + } else { + trans->matrix.xx = trans->matrix.yy = + ((vals->point_matrix[0] + vals->point_matrix[3])/2* + (double)TWO_SIXTEENTH)/trans->scale; + } + + if(DIFFER0(vals->point_matrix[1], trans->scale)) { + trans->matrix.yx = + (int)((vals->point_matrix[1]*(double)TWO_SIXTEENTH)/trans->scale); + trans->nonIdentity = 1; + } else + trans->matrix.yx = 0; + + if(DIFFER0(vals->point_matrix[2], trans->scale)) { + trans->matrix.xy = + (int)((vals->point_matrix[2]*(double)TWO_SIXTEENTH)/trans->scale); + trans->nonIdentity = 1; + } else + trans->matrix.xy=0; + return 0; +} + + +static int +is_fixed_width(FT_Face face) +{ + PS_FontInfoRec t1info_rec; + int ftrc; + + if(FT_IS_FIXED_WIDTH(face)) { + return 1; + } + + ftrc = FT_Get_PS_Font_Info(face, &t1info_rec); + if(ftrc == 0 && t1info_rec.is_fixed_pitch) { + return 1; + } + + return 0; +} + +static int +FreeTypeLoadFont(FTFontPtr font, FontInfoPtr info, FTFacePtr face, + char *FTFileName, FontScalablePtr vals, FontEntryPtr entry, + FontBitmapFormatPtr bmfmt, FT_Int32 load_flags, + struct TTCapInfo *tmp_ttcap, char *dynStrTTCapCodeRange, + int ttcap_spacing ) +{ + int xrc; + FTNormalisedTransformationRec trans; + int spacing, actual_spacing, zero_code; + long lastCode, firstCode; + TT_Postscript *post; + + ft_get_trans_from_vals(vals,&trans); + + /* Check for charcell in XLFD */ + spacing = FT_PROPORTIONAL; + if(entry->name.ndashes == 14) { + char *p; + int dashes = 0; + for(p = entry->name.name; + p <= entry->name.name + entry->name.length - 2; + p++) { + if(*p == '-') { + dashes++; + if(dashes == 11) { + if(p[1]=='c' && p[2]=='-') + spacing=FT_CHARCELL; + else if(p[1]=='m' && p[2]=='-') + spacing=FT_MONOSPACED; + break; + } + } + } + } + /* by TTCap */ + if( ttcap_spacing != 0 ) { + if( ttcap_spacing == 'c' ) spacing=FT_CHARCELL; + else if( ttcap_spacing == 'm' ) spacing=FT_MONOSPACED; + else spacing=FT_PROPORTIONAL; + } + + actual_spacing = spacing; + if( spacing == FT_PROPORTIONAL ) { + if( is_fixed_width(face->face) ) + actual_spacing = FT_MONOSPACED; + } + + if(entry->name.ndashes == 14) { + xrc = FTPickMapping(entry->name.name, entry->name.length, FTFileName, + face->face, &font->mapping); + if (xrc != Successful) + return xrc; + } else { + xrc = FTPickMapping(0, 0, FTFileName, + face->face, &font->mapping); + if (xrc != Successful) + return xrc; + } + + font->nranges = vals->nranges; + font->ranges = 0; + if(font->nranges) { + font->ranges = (fsRange*)xalloc(vals->nranges*sizeof(fsRange)); + if(font->ranges == NULL) + return AllocError; + memcpy((char*)font->ranges, (char*)vals->ranges, + vals->nranges*sizeof(fsRange)); + } + + zero_code=-1; + if(info) { + firstCode = 0; + lastCode = 0xFFFFL; + if(!font->mapping.mapping || + font->mapping.mapping->encoding->row_size == 0) { + /* linear indexing */ + lastCode=MIN(lastCode, + font->mapping.mapping ? + font->mapping.mapping->encoding->size-1 : + 0xFF); + if(font->mapping.mapping && font->mapping.mapping->encoding->first) + firstCode = font->mapping.mapping->encoding->first; + info->firstRow = firstCode/0x100; + info->lastRow = lastCode/0x100; + info->firstCol = + (info->firstRow || info->lastRow) ? 0 : (firstCode & 0xFF); + info->lastCol = info->lastRow ? 0xFF : (lastCode & 0xFF); + if ( firstCode == 0 ) zero_code=0; + } else { + /* matrix indexing */ + info->firstRow = font->mapping.mapping->encoding->first; + info->lastRow = MIN(font->mapping.mapping->encoding->size-1, + lastCode/0x100); + info->firstCol = font->mapping.mapping->encoding->first_col; + info->lastCol = MIN(font->mapping.mapping->encoding->row_size-1, + lastCode<0x100?lastCode:0xFF); + if( info->firstRow == 0 && info->firstCol == 0 ) zero_code=0; + } + + /* firstCode and lastCode are not valid in case of a matrix + encoding */ + + if( dynStrTTCapCodeRange ) { + restrict_code_range_by_str(0,&info->firstCol, &info->firstRow, + &info->lastCol, &info->lastRow, + dynStrTTCapCodeRange); + } + restrict_code_range(&info->firstCol, &info->firstRow, + &info->lastCol, &info->lastRow, + font->ranges, font->nranges); + } + font->info = info; + + /* zero code is frequently used. */ + if ( zero_code < 0 ) { + /* The fontenc should have the information of DefaultCh. + But we do not have such a information. + So we cannot but set 0. */ + font->zero_idx = 0; + } + else + font->zero_idx = FTRemap(face->face, + &font->mapping, zero_code); + + post = FT_Get_Sfnt_Table(face->face, ft_sfnt_post); + +#ifdef DEFAULT_VERY_LAZY + if( !( tmp_ttcap->flags & TTCAP_DISABLE_DEFAULT_VERY_LAZY ) ) + if( DEFAULT_VERY_LAZY <= 1 + info->lastRow - info->firstRow ) { + if( post ){ + tmp_ttcap->flags |= TTCAP_IS_VERY_LAZY; + } + } +#endif + /* We should always reset. */ + tmp_ttcap->flags &= ~TTCAP_DISABLE_DEFAULT_VERY_LAZY; + + if ( face->bitmap || actual_spacing == FT_CHARCELL ) + tmp_ttcap->flags &= ~TTCAP_IS_VERY_LAZY; + /* "vl=y" is available when TrueType or OpenType only */ + if ( !face->bitmap && !(FT_IS_SFNT( face->face )) ) + tmp_ttcap->flags &= ~TTCAP_IS_VERY_LAZY; + + if( post ) { + if( post->italicAngle != 0 ) + tmp_ttcap->vl_slant = -sin( (post->italicAngle/1024./5760.)*1.57079632679489661923 ); + /* fprintf(stderr,"angle=%g(%g)\n",tmp_ttcap->vl_slant,(post->italicAngle/1024./5760.)*90); */ + } + + xrc = FreeTypeOpenInstance(&font->instance, face, + FTFileName, &trans, actual_spacing, bmfmt, + tmp_ttcap, load_flags ); + return xrc; +} + +static void +adjust_min_max(xCharInfo *minc, xCharInfo *maxc, xCharInfo *tmp) +{ +#define MINMAX(field,ci) \ + if (minc->field > (ci)->field) \ + minc->field = (ci)->field; \ + if (maxc->field < (ci)->field) \ + maxc->field = (ci)->field; + + MINMAX(ascent, tmp); + MINMAX(descent, tmp); + MINMAX(leftSideBearing, tmp); + MINMAX(rightSideBearing, tmp); + MINMAX(characterWidth, tmp); + + if ((INT16)minc->attributes > (INT16)tmp->attributes) + minc->attributes = tmp->attributes; + if ((INT16)maxc->attributes < (INT16)tmp->attributes) + maxc->attributes = tmp->attributes; +#undef MINMAX +} + +static void +ft_compute_bounds(FTFontPtr font, FontInfoPtr pinfo, FontScalablePtr vals ) +{ + FTInstancePtr instance; + int row, col; + unsigned int c; + xCharInfo minchar, maxchar, *tmpchar = NULL; + int overlap, maxOverlap; + long swidth = 0; + long total_width = 0; + int num_cols, num_chars = 0; + int flags, skip_ok = 0; + int force_c_outside ; + + instance = font->instance; + force_c_outside = instance->ttcap.flags & TTCAP_FORCE_C_OUTSIDE; + + minchar.ascent = minchar.descent = + minchar.leftSideBearing = minchar.rightSideBearing = + minchar.characterWidth = minchar.attributes = 32767; + maxchar.ascent = maxchar.descent = + maxchar.leftSideBearing = maxchar.rightSideBearing = + maxchar.characterWidth = maxchar.attributes = -32767; + maxOverlap = -32767; + + /* Parse all glyphs */ + num_cols = 1 + pinfo->lastCol - pinfo->firstCol; + for (row = pinfo->firstRow; row <= pinfo->lastRow; row++) { + if ( skip_ok && tmpchar ) { + if ( !force_c_outside ) { + if ( instance->ttcap.forceConstantSpacingBegin < row<<8 + && row<<8 < (instance->ttcap.forceConstantSpacingEnd & 0x0ff00) ) { + if (tmpchar->characterWidth) { + num_chars += num_cols; + swidth += ABS(tmpchar->characterWidth)*num_cols; + total_width += tmpchar->characterWidth*num_cols; + continue; + } + } + else skip_ok=0; + } + else { /* for GB18030 proportional */ + if ( instance->ttcap.forceConstantSpacingBegin < row<<8 + || row<<8 < (instance->ttcap.forceConstantSpacingEnd & 0x0ff00) ) { + if (tmpchar->characterWidth) { + num_chars += num_cols; + swidth += ABS(tmpchar->characterWidth)*num_cols; + total_width += tmpchar->characterWidth*num_cols; + continue; + } + } + else skip_ok=0; + } + } + for (col = pinfo->firstCol; col <= pinfo->lastCol; col++) { + c = row<<8|col; + flags=0; + if ( !force_c_outside ) { + if ( c <= instance->ttcap.forceConstantSpacingEnd + && instance->ttcap.forceConstantSpacingBegin <= c ) + flags|=FT_FORCE_CONSTANT_SPACING; + } + else { /* for GB18030 proportional */ + if ( c <= instance->ttcap.forceConstantSpacingEnd + || instance->ttcap.forceConstantSpacingBegin <= c ) + flags|=FT_FORCE_CONSTANT_SPACING; + } +#if 0 + fprintf(stderr, "comp_bounds: %x ->", c); +#endif + if ( skip_ok == 0 || flags == 0 ){ + tmpchar=NULL; +#if 0 + fprintf(stderr, "%x\n", c); +#endif + if( FreeTypeFontGetGlyphMetrics(c, flags, &tmpchar, font) != Successful ) + continue; + } + if ( !tmpchar ) continue; + adjust_min_max(&minchar, &maxchar, tmpchar); + overlap = tmpchar->rightSideBearing - tmpchar->characterWidth; + if (maxOverlap < overlap) + maxOverlap = overlap; + + if (!tmpchar->characterWidth) + continue; + num_chars++; + swidth += ABS(tmpchar->characterWidth); + total_width += tmpchar->characterWidth; + + if ( flags & FT_FORCE_CONSTANT_SPACING ) skip_ok=1; + } + } + +#ifndef X_ACCEPTS_NO_SUCH_CHAR + /* Check code 0 */ + if( FreeTypeInstanceGetGlyphMetrics(font->zero_idx, 0, &tmpchar, font->instance) != Successful || tmpchar == NULL) + if( FreeTypeInstanceGetGlyphMetrics(font->zero_idx, FT_GET_DUMMY, &tmpchar, font->instance) != Successful ) + tmpchar = NULL; + if ( tmpchar ) { + adjust_min_max(&minchar, &maxchar, tmpchar); + overlap = tmpchar->rightSideBearing - tmpchar->characterWidth; + if (maxOverlap < overlap) + maxOverlap = overlap; + } +#endif + + /* AVERAGE_WIDTH ... 1/10 pixel unit */ + if (num_chars > 0) { + swidth = (swidth * 10.0 + num_chars / 2.0) / num_chars; + if (total_width < 0) + swidth = -swidth; + vals->width = swidth; + } else + vals->width = 0; + + /* + if (char_width.pixel) { + maxchar.characterWidth = char_width.pixel; + minchar.characterWidth = char_width.pixel; + } + */ + + pinfo->maxbounds = maxchar; + pinfo->minbounds = minchar; + pinfo->ink_maxbounds = maxchar; + pinfo->ink_minbounds = minchar; + pinfo->maxOverlap = maxOverlap; +} + +static int +compute_new_extents( FontScalablePtr vals, double scale, double lsb, double rsb, double desc, double asc, + int *lsb_result, int *rsb_result, int *desc_result, int *asc_result ) +{ +#define TRANSFORM_POINT(matrix, x, y, dest) \ + ((dest)[0] = (matrix)[0] * (x) + (matrix)[2] * (y), \ + (dest)[1] = (matrix)[1] * (x) + (matrix)[3] * (y)) + +#define CHECK_EXTENT(lsb, rsb, desc, asc, data) \ + ((lsb) > (data)[0] ? (lsb) = (data)[0] : 0 , \ + (rsb) < (data)[0] ? (rsb) = (data)[0] : 0, \ + (-desc) > (data)[1] ? (desc) = -(data)[1] : 0 , \ + (asc) < (data)[1] ? (asc) = (data)[1] : 0) + double newlsb, newrsb, newdesc, newasc; + double point[2]; + + /* Compute new extents for this glyph */ + TRANSFORM_POINT(vals->pixel_matrix, lsb, -desc, point); + newlsb = point[0]; + newrsb = newlsb; + newdesc = -point[1]; + newasc = -newdesc; + TRANSFORM_POINT(vals->pixel_matrix, lsb, asc, point); + CHECK_EXTENT(newlsb, newrsb, newdesc, newasc, point); + TRANSFORM_POINT(vals->pixel_matrix, rsb, -desc, point); + CHECK_EXTENT(newlsb, newrsb, newdesc, newasc, point); + TRANSFORM_POINT(vals->pixel_matrix, rsb, asc, point); + CHECK_EXTENT(newlsb, newrsb, newdesc, newasc, point); + + /* ???: lsb = (int)floor(newlsb * scale); */ + *lsb_result = (int)floor(newlsb * scale + 0.5); + *rsb_result = (int)floor(newrsb * scale + 0.5); + *desc_result = (int)ceil(newdesc * scale - 0.5); + *asc_result = (int)floor(newasc * scale + 0.5); + + return 0; +#undef CHECK_EXTENT +#undef TRANSFORM_POINT +} + +static int +is_matrix_unit(FontScalablePtr vals) +{ + double base_size; + FT_Matrix m; + + base_size = hypot(vals->point_matrix[2], vals->point_matrix[3]); + + m.xx = vals->point_matrix[0] / base_size * 65536; + m.xy = vals->point_matrix[2] / base_size * 65536; + m.yx = vals->point_matrix[1] / base_size * 65536; + m.yy = vals->point_matrix[3] / base_size * 65536; + + return (m.xx == 65536) && (m.yx == 0) && + (m.xy == 0) && (m.yy == 65536); +} + +/* Do all the real work for OpenFont or FontInfo */ +/* xf->info is only accessed through info, and xf might be null */ + +static int +FreeTypeLoadXFont(char *fileName, + FontScalablePtr vals, FontPtr xf, FontInfoPtr info, + FontBitmapFormatPtr bmfmt, FontEntryPtr entry) +{ + FTFontPtr font = NULL; + FTFacePtr face = NULL; + FTInstancePtr instance; + FT_Size_Metrics *smetrics; + int xrc=Successful; + int charcell; + long rawWidth = 0, rawAverageWidth = 0; + int upm, minLsb, maxRsb, ascent, descent, width, averageWidth; + double scale, base_width, base_height; + Bool orig_is_matrix_unit, font_properties; + int face_number, ttcap_spacing; + struct TTCapInfo tmp_ttcap; + struct TTCapInfo *ins_ttcap; + FT_Int32 load_flags = FT_LOAD_DEFAULT; /* orig: FT_LOAD_RENDER | FT_LOAD_MONOCHROME */ + char *dynStrRealFileName = NULL; /* foo.ttc */ + char *dynStrFTFileName = NULL; /* :1:foo.ttc */ + char *dynStrTTCapCodeRange = NULL; + + font = (FTFontPtr)xalloc(sizeof(FTFontRec)); + if(font == NULL) { + xrc = AllocError; + goto quit; + } + memset(font, 0, sizeof(FTFontRec)); + + xrc = FreeTypeSetUpTTCap(fileName, vals, + &dynStrRealFileName, &dynStrFTFileName, + &tmp_ttcap, &face_number, + &load_flags, &ttcap_spacing, + &font_properties, &dynStrTTCapCodeRange); + if ( xrc != Successful ) { + goto quit; + } + + xrc = FreeTypeOpenFace(&face, dynStrFTFileName, dynStrRealFileName, face_number); + if(xrc != Successful) { + goto quit; + } + + if( is_matrix_unit(vals) ) + orig_is_matrix_unit = True; + else { + orig_is_matrix_unit = False; + /* Turn off EmbeddedBitmap when original matrix is not diagonal. */ + load_flags |= FT_LOAD_NO_BITMAP; + } + + if( face->bitmap ) load_flags &= ~FT_LOAD_NO_BITMAP; + + /* Slant control by TTCap */ + if(!face->bitmap) { + vals->pixel_matrix[2] += + vals->pixel_matrix[0] * tmp_ttcap.autoItalic; + vals->point_matrix[2] += + vals->point_matrix[0] * tmp_ttcap.autoItalic; + vals->pixel_matrix[3] += + vals->pixel_matrix[1] * tmp_ttcap.autoItalic; + vals->point_matrix[3] += + vals->point_matrix[1] * tmp_ttcap.autoItalic; + } + + base_width=hypot(vals->pixel_matrix[0], vals->pixel_matrix[1]); + base_height=hypot(vals->pixel_matrix[2], vals->pixel_matrix[3]); + if(MAX(base_width, base_height) < 1.0 ) { + xrc = BadFontName; + goto quit; + } + + xrc = FreeTypeLoadFont(font, info, face, dynStrFTFileName, vals, entry, bmfmt, + load_flags, &tmp_ttcap, dynStrTTCapCodeRange, + ttcap_spacing ); + if(xrc != Successful) { + goto quit; + } + + instance = font->instance; + smetrics = &instance->size->metrics; + ins_ttcap = &instance->ttcap; + + upm = face->face->units_per_EM; + if(upm == 0) { + /* Work around FreeType bug */ + upm = WORK_AROUND_UPM; + } + scale = 1.0 / upm; + + charcell = (instance->spacing == FT_CHARCELL); + + if( instance->charcellMetrics == NULL ) { + + /* New instance */ + + long force_c_rawWidth = 0; + int force_c_lsb,force_c_rsb,force_c_width; + double unit_x=0,unit_y=0,advance; + CharInfoPtr tmpglyph; + + /* + * CALCULATE HEADER'S METRICS + */ + + /* for OUTLINE fonts */ + if(!face->bitmap) { + int new_width; + double ratio,force_c_ratio; + double width_x=0,width_y=0; + double force_c_width_x, force_c_rsb_x, force_c_lsb_x; + double tmp_rsb,tmp_lsb,tmp_asc,tmp_des; + double max_advance_height; + tmp_asc = face->face->bbox.yMax; + tmp_des = -(face->face->bbox.yMin); + if ( tmp_asc < face->face->ascender ) tmp_asc = face->face->ascender; + if ( tmp_des < -(face->face->descender) ) tmp_des = -(face->face->descender); + tmp_lsb = face->face->bbox.xMin; + tmp_rsb = face->face->bbox.xMax; + if ( tmp_rsb < face->face->max_advance_width ) tmp_rsb = face->face->max_advance_width; + /* apply scaleBBoxWidth */ + /* we should not ...??? */ + tmp_lsb *= ins_ttcap->scaleBBoxWidth; + tmp_rsb *= ins_ttcap->scaleBBoxWidth; + /* transform and rescale */ + compute_new_extents( vals, scale, tmp_lsb, tmp_rsb, tmp_des, tmp_asc, + &minLsb, &maxRsb, &descent, &ascent ); + /* */ + /* Consider vertical layouts */ + if( 0 < face->face->max_advance_height ) + max_advance_height = face->face->max_advance_height; + else + max_advance_height = tmp_asc + tmp_des; + if( vals->pixel_matrix[1] == 0 ){ + unit_x = fabs(vals->pixel_matrix[0]); + unit_y = 0; + width_x = face->face->max_advance_width * ins_ttcap->scaleBBoxWidth * unit_x; + } + else if( vals->pixel_matrix[3] == 0 ){ + unit_y = fabs(vals->pixel_matrix[2]); + unit_x = 0; + width_x = max_advance_height * ins_ttcap->scaleBBoxHeight * unit_y; + } + else{ + unit_x = fabs(vals->pixel_matrix[0] - + vals->pixel_matrix[1]*vals->pixel_matrix[2]/vals->pixel_matrix[3]); + unit_y = fabs(vals->pixel_matrix[2] - + vals->pixel_matrix[3]*vals->pixel_matrix[0]/vals->pixel_matrix[1]); + width_x = face->face->max_advance_width * ins_ttcap->scaleBBoxWidth * unit_x; + width_y = max_advance_height * ins_ttcap->scaleBBoxHeight * unit_y; + if( width_y < width_x ){ + width_x = width_y; + unit_x = 0; + } + else{ + unit_y = 0; + } + } + /* calculate correction ratio */ + width = (int)floor( (advance = width_x * scale) + 0.5); + new_width = width; + if( ins_ttcap->flags & TTCAP_DOUBLE_STRIKE_CORRECT_B_BOX_WIDTH ) + new_width += ins_ttcap->doubleStrikeShift; + new_width += ins_ttcap->adjustBBoxWidthByPixel; + ratio = (double)new_width/width; + width = new_width; + /* force constant */ + if( unit_x != 0 ) { + force_c_width_x = face->face->max_advance_width + * ins_ttcap->force_c_scale_b_box_width * unit_x; + force_c_lsb_x = face->face->max_advance_width + * ins_ttcap->force_c_scale_lsb * unit_x; + force_c_rsb_x = face->face->max_advance_width + * ins_ttcap->force_c_scale_rsb * unit_x; + } + else { + force_c_width_x = max_advance_height + * ins_ttcap->force_c_scale_b_box_height * unit_y; + force_c_lsb_x = max_advance_height + * ins_ttcap->force_c_scale_lsb * unit_y; + force_c_rsb_x = max_advance_height + * ins_ttcap->force_c_scale_rsb * unit_y; + } + /* calculate correction ratio */ + force_c_width = (int)floor(force_c_width_x * scale + 0.5); + new_width = force_c_width; + if( ins_ttcap->flags & TTCAP_DOUBLE_STRIKE_CORRECT_B_BOX_WIDTH ) + force_c_width += ins_ttcap->doubleStrikeShift; + new_width += ins_ttcap->force_c_adjust_width_by_pixel; + force_c_ratio = (double)new_width/force_c_width; + force_c_width = new_width; + /* force_c_lsb, force_c_rsb */ + if( ins_ttcap->flags & TTCAP_FORCE_C_LSB_FLAG ) + force_c_lsb = (int)floor( force_c_lsb_x * scale + 0.5 ); + else + force_c_lsb = minLsb; + if( ins_ttcap->flags & TTCAP_FORCE_C_RSB_FLAG ) + force_c_rsb = (int)floor( force_c_rsb_x * scale + 0.5 ); + else + force_c_rsb = maxRsb; + /* calculate shift of BitmapAutoItalic + (when diagonal matrix only) */ + if( orig_is_matrix_unit == True ) { + if( ins_ttcap->autoItalic != 0 ) { + double ai; + int ai_lsb,ai_rsb,ai_total; + if( 0 < ins_ttcap->autoItalic ) ai=ins_ttcap->autoItalic; + else ai = -ins_ttcap->autoItalic; + ai_total = (int)( (ascent+descent) * ai + 0.5); + ai_rsb = (int)((double)ai_total * ascent / ( ascent + descent ) + 0.5 ); + ai_lsb = -(ai_total - ai_rsb); + if( 0 < ins_ttcap->autoItalic ) { + ins_ttcap->lsbShiftOfBitmapAutoItalic = ai_lsb; + ins_ttcap->rsbShiftOfBitmapAutoItalic = ai_rsb; + } + else { + ins_ttcap->lsbShiftOfBitmapAutoItalic = -ai_rsb; + ins_ttcap->rsbShiftOfBitmapAutoItalic = -ai_lsb; + } + } + } + /* integer adjustment by TTCap */ + if( ins_ttcap->flags & TTCAP_DOUBLE_STRIKE ) + maxRsb += ins_ttcap->doubleStrikeShift; + maxRsb += ins_ttcap->adjustRightSideBearingByPixel; + minLsb += ins_ttcap->adjustLeftSideBearingByPixel; + /* */ + if( ins_ttcap->flags & TTCAP_DOUBLE_STRIKE ) + force_c_rsb += ins_ttcap->doubleStrikeShift; + force_c_rsb += ins_ttcap->force_c_adjust_rsb_by_pixel; + force_c_lsb += ins_ttcap->force_c_adjust_lsb_by_pixel; + /* apply to rawWidth */ + averageWidth = (int)floor(10 * width_x * scale + * ratio + 0.5); + rawWidth = floor(width_x * scale + * ratio * 1000. / base_height + 0.5); + rawAverageWidth = floor(width_x * scale * ratio * 10. + * 1000. / base_height + 0.5); + force_c_rawWidth = floor(force_c_width_x * scale + * force_c_ratio * 1000. / base_height + 0.5); + /* */ + } + /* for BITMAP fonts [if(face->bitmap)] */ + else { + /* These values differ from actual when outline, + so we must use them ONLY FOR BITMAP. */ + width = (int)floor(smetrics->max_advance * ins_ttcap->scaleBBoxWidth / 64.0 + .5); + descent = -smetrics->descender / 64; + ascent = smetrics->ascender / 64; + /* force constant */ + force_c_width = (int)floor(smetrics->max_advance + * ins_ttcap->force_c_scale_b_box_width / 64.0 + .5); + /* Preserve average width for bitmap fonts */ + if(vals->width != 0) + averageWidth = (int)floor(vals->width * ins_ttcap->scaleBBoxWidth +.5); + else + averageWidth = (int)floor(10.0 * smetrics->max_advance + * ins_ttcap->scaleBBoxWidth / 64.0 + .5); + rawWidth = 0; + rawAverageWidth = 0; + force_c_rawWidth = 0; + /* We don't consider vertical layouts */ + advance = (int)floor(smetrics->max_advance / 64.0 +.5); + unit_x = vals->pixel_matrix[0]; + unit_y = 0; + /* We can use 'width' only when bitmap. + This should not be set when outline. */ + minLsb = 0; + maxRsb = width; + /* force constant */ + if( ins_ttcap->flags & TTCAP_FORCE_C_LSB_FLAG ) + force_c_lsb = (int)floor(smetrics->max_advance + * ins_ttcap->force_c_scale_lsb / 64.0 + .5); + else + force_c_lsb = minLsb; + if( ins_ttcap->flags & TTCAP_FORCE_C_RSB_FLAG ) + force_c_rsb = (int)floor(smetrics->max_advance + * ins_ttcap->force_c_scale_rsb / 64.0 + .5); + else + force_c_rsb = maxRsb; + /* calculate shift of BitmapAutoItalic */ + if( ins_ttcap->autoItalic != 0 ) { + double ai; + int ai_lsb,ai_rsb,ai_total; + if( 0 < ins_ttcap->autoItalic ) ai=ins_ttcap->autoItalic; + else ai = -ins_ttcap->autoItalic; + ai_total = (int)( (ascent+descent) * ai + 0.5); + ai_rsb = (int)((double)ai_total * ascent / ( ascent + descent ) + 0.5 ); + ai_lsb = -(ai_total - ai_rsb); + if( 0 < ins_ttcap->autoItalic ) { + ins_ttcap->lsbShiftOfBitmapAutoItalic = ai_lsb; + ins_ttcap->rsbShiftOfBitmapAutoItalic = ai_rsb; + } + else { + ins_ttcap->lsbShiftOfBitmapAutoItalic = -ai_rsb; + ins_ttcap->rsbShiftOfBitmapAutoItalic = -ai_lsb; + } + } + /* integer adjustment by TTCap */ + if( ins_ttcap->flags & TTCAP_DOUBLE_STRIKE_CORRECT_B_BOX_WIDTH ) + width += ins_ttcap->doubleStrikeShift; + if( ins_ttcap->flags & TTCAP_DOUBLE_STRIKE ) + maxRsb += ins_ttcap->doubleStrikeShift; + maxRsb += ins_ttcap->adjustRightSideBearingByPixel; + minLsb += ins_ttcap->adjustLeftSideBearingByPixel; + /* We have not carried out matrix calculation, so this is done. */ + maxRsb += ins_ttcap->rsbShiftOfBitmapAutoItalic; + minLsb += ins_ttcap->lsbShiftOfBitmapAutoItalic; + /* force constant */ + if( ins_ttcap->flags & TTCAP_DOUBLE_STRIKE ) + force_c_rsb += ins_ttcap->doubleStrikeShift; + force_c_rsb += ins_ttcap->force_c_adjust_rsb_by_pixel; + force_c_lsb += ins_ttcap->force_c_adjust_lsb_by_pixel; + force_c_rsb += ins_ttcap->rsbShiftOfBitmapAutoItalic; + force_c_lsb += ins_ttcap->lsbShiftOfBitmapAutoItalic; + } + + /* SET CALCULATED VALUES TO INSTANCE */ + + /* Set actual height and cosine */ + instance->pixel_size = base_height; + instance->advance = advance; + if ( unit_x != 0 ){ + instance->pixel_width_unit_x = unit_x/base_height; + instance->pixel_width_unit_y = 0; + } + else{ + instance->pixel_width_unit_x = 0; + instance->pixel_width_unit_y = unit_y/base_height; + } + + /* header's metrics */ + instance->charcellMetrics = (xCharInfo*)xalloc(sizeof(xCharInfo)); + if(instance->charcellMetrics == NULL) { + xrc = AllocError; + goto quit; + } + instance->charcellMetrics->ascent = ascent; + instance->charcellMetrics->descent = descent; + instance->charcellMetrics->attributes = rawWidth; + instance->charcellMetrics->rightSideBearing = maxRsb; + instance->charcellMetrics->leftSideBearing = minLsb; + instance->charcellMetrics->characterWidth = width; + instance->averageWidth = averageWidth; + instance->rawAverageWidth = rawAverageWidth; + + /* Check code 0 */ + if( FreeTypeInstanceGetGlyph(font->zero_idx, 0, &tmpglyph, font->instance) != Successful + || tmpglyph == NULL) + if( FreeTypeInstanceGetGlyph(font->zero_idx, FT_GET_DUMMY, &tmpglyph, font->instance) + != Successful ) + tmpglyph = NULL; + if ( !tmpglyph ) { + xrc = AllocError; + goto quit; + } + + /* FORCE CONSTANT METRICS */ + if( 0 <= ins_ttcap->forceConstantSpacingEnd ) { + xCharInfo *tmpchar = NULL; + int c = ins_ttcap->force_c_representative_metrics_char_code; + /* header's metrics */ + if( instance->forceConstantMetrics == NULL ){ + instance->forceConstantMetrics = (xCharInfo*)xalloc(sizeof(xCharInfo)); + if(instance->forceConstantMetrics == NULL) { + xrc = AllocError; + goto quit; + } + } + /* Get Representative Metrics */ + if ( 0 <= c ) { + if( FreeTypeFontGetGlyphMetrics(c, 0, &tmpchar, font) != Successful ) + tmpchar = NULL; + } + if ( tmpchar && 0 < tmpchar->characterWidth ) { + instance->forceConstantMetrics->leftSideBearing = tmpchar->leftSideBearing; + instance->forceConstantMetrics->rightSideBearing = tmpchar->rightSideBearing; + instance->forceConstantMetrics->characterWidth = tmpchar->characterWidth; + instance->forceConstantMetrics->ascent = tmpchar->ascent; + instance->forceConstantMetrics->descent = tmpchar->descent; + instance->forceConstantMetrics->attributes = tmpchar->attributes; + } + else { + instance->forceConstantMetrics->leftSideBearing = force_c_lsb; + instance->forceConstantMetrics->rightSideBearing = force_c_rsb; + instance->forceConstantMetrics->characterWidth = force_c_width; + instance->forceConstantMetrics->ascent = ascent; + instance->forceConstantMetrics->descent = descent; + instance->forceConstantMetrics->attributes = force_c_rawWidth; + } + /* Check code 0 */ + if( FreeTypeInstanceGetGlyph(font->zero_idx, FT_FORCE_CONSTANT_SPACING, + &tmpglyph, font->instance) != Successful + || tmpglyph == NULL) + if( FreeTypeInstanceGetGlyph(font->zero_idx, FT_FORCE_CONSTANT_SPACING | FT_GET_DUMMY, + &tmpglyph, font->instance) + != Successful ) + tmpglyph = NULL; + if ( !tmpglyph ) { + xrc = AllocError; + goto quit; + } + } + } + else{ + + /* + * CACHED VALUES + */ + + width = instance->charcellMetrics->characterWidth; + ascent = instance->charcellMetrics->ascent; + descent = instance->charcellMetrics->descent; + rawWidth = instance->charcellMetrics->attributes; + maxRsb = instance->charcellMetrics->rightSideBearing; + minLsb = instance->charcellMetrics->leftSideBearing; + averageWidth = instance->averageWidth; + rawAverageWidth = instance->rawAverageWidth; + + } + + /* + * SET maxbounds, minbounds ... + */ + + if( !charcell ) { /* NOT CHARCELL */ + if( info ){ + /* + Calculate all glyphs' metrics. + maxbounds.ascent and maxbounds.descent are quite important values + for XAA. If ascent/descent of each glyph exceeds + maxbounds.ascent/maxbounds.descent, XAA causes SERVER CRASH. + Therefore, THIS MUST BE DONE. + */ + ft_compute_bounds(font,info,vals); + } + } + else{ /* CHARCELL */ + + /* + * SET CALCULATED OR CACHED VARIABLES + */ + + vals->width = averageWidth; + + if( info ){ + + info->maxbounds.leftSideBearing = minLsb; + info->maxbounds.rightSideBearing = maxRsb; + info->maxbounds.characterWidth = width; + info->maxbounds.ascent = ascent; + info->maxbounds.descent = descent; + info->maxbounds.attributes = + (unsigned short)(short)rawWidth; + + info->minbounds = info->maxbounds; + } + } + + /* set info */ + + if( info ){ + /* + info->fontAscent = ascent; + info->fontDescent = descent; + */ + info->fontAscent = info->maxbounds.ascent; + info->fontDescent = info->maxbounds.descent; + /* Glyph metrics are accurate */ + info->inkMetrics=1; + + memcpy((char *)&info->ink_maxbounds, + (char *)&info->maxbounds, sizeof(xCharInfo)); + memcpy((char *)&info->ink_minbounds, + (char *)&info->minbounds, sizeof(xCharInfo)); + + /* XXX - hack */ + info->defaultCh=0; + + /* Set the pInfo flags */ + /* Properties set by FontComputeInfoAccelerators: + pInfo->noOverlap; + pInfo->terminalFont; + pInfo->constantMetrics; + pInfo->constantWidth; + pInfo->inkInside; + */ + /* from lib/font/util/fontaccel.c */ + FontComputeInfoAccelerators(info); + } + + if(xf) + xf->fontPrivate = (void*)font; + + if(info) { + xrc = FreeTypeAddProperties(font, vals, info, entry->name.name, + rawAverageWidth, font_properties); + if (xrc != Successful) { + goto quit; + } + } + + quit: + if ( dynStrTTCapCodeRange ) xfree(dynStrTTCapCodeRange); + if ( dynStrFTFileName ) xfree(dynStrFTFileName); + if ( dynStrRealFileName ) xfree(dynStrRealFileName); + if ( xrc != Successful ) { + if( font ){ + if( face && font->instance == NULL ) FreeTypeFreeFace(face); + FreeTypeFreeFont(font); + } + } + return xrc; +} + +/* Routines used by X11 to get info and glyphs from the font. */ + +static int +FreeTypeGetMetrics(FontPtr pFont, unsigned long count, unsigned char *chars, + FontEncoding charEncoding, unsigned long *metricCount, + xCharInfo **metrics) +{ + unsigned int code = 0; + int flags = 0; + FTFontPtr tf; + struct TTCapInfo *ttcap; + xCharInfo **mp, *m; + + /* MUMBLE1("Get metrics for %ld characters\n", count);*/ + + tf = (FTFontPtr)pFont->fontPrivate; + ttcap = &tf->instance->ttcap; + mp = metrics; + + while (count-- > 0) { + switch (charEncoding) { + case Linear8Bit: + case TwoD8Bit: + code = *chars++; + break; + case Linear16Bit: + case TwoD16Bit: + code = (*chars++ << 8); + code |= *chars++; + /* */ + if ( !(ttcap->flags & TTCAP_FORCE_C_OUTSIDE) ) { + if ( (int)code <= ttcap->forceConstantSpacingEnd + && ttcap->forceConstantSpacingBegin <= (int)code ) + flags|=FT_FORCE_CONSTANT_SPACING; + else flags=0; + } + else { /* for GB18030 proportional */ + if ( (int)code <= ttcap->forceConstantSpacingEnd + || ttcap->forceConstantSpacingBegin <= (int)code ) + flags|=FT_FORCE_CONSTANT_SPACING; + else flags=0; + } + break; + } + + if(FreeTypeFontGetGlyphMetrics(code, flags, &m, tf) == Successful && m!=NULL) { + *mp++ = m; + } +#ifdef X_ACCEPTS_NO_SUCH_CHAR + else *mp++ = &noSuchChar.metrics; +#endif + } + + *metricCount = mp - metrics; + return Successful; +} + +static int +FreeTypeGetGlyphs(FontPtr pFont, unsigned long count, unsigned char *chars, + FontEncoding charEncoding, unsigned long *glyphCount, + CharInfoPtr *glyphs) +{ + unsigned int code = 0; + int flags = 0; + FTFontPtr tf; + CharInfoPtr *gp; + CharInfoPtr g; + struct TTCapInfo *ttcap; + + tf = (FTFontPtr)pFont->fontPrivate; + ttcap = &tf->instance->ttcap; + gp = glyphs; + + while (count-- > 0) { + switch (charEncoding) { + case Linear8Bit: case TwoD8Bit: + code = *chars++; + break; + case Linear16Bit: case TwoD16Bit: + code = *chars++ << 8; + code |= *chars++; + /* */ + if ( !(ttcap->flags & TTCAP_FORCE_C_OUTSIDE) ) { + if ( (int)code <= ttcap->forceConstantSpacingEnd + && ttcap->forceConstantSpacingBegin <= (int)code ) + flags|=FT_FORCE_CONSTANT_SPACING; + else flags=0; + } + else { /* for GB18030 proportional */ + if ( (int)code <= ttcap->forceConstantSpacingEnd + || ttcap->forceConstantSpacingBegin <= (int)code ) + flags|=FT_FORCE_CONSTANT_SPACING; + else flags=0; + } + break; + } + + if(FreeTypeFontGetGlyph(code, flags, &g, tf) == Successful && g!=NULL) { + *gp++ = g; + } +#ifdef X_ACCEPTS_NO_SUCH_CHAR + else { +#ifdef XAA_ACCEPTS_NULL_BITS + *gp++ = &noSuchChar; +#else + if ( tf->dummy_char.bits ) { + *gp++ = &tf->dummy_char; + } + else { + char *raster = NULL; + int wd_actual, ht_actual, wd, ht, bpr; + wd_actual = tf->info->maxbounds.rightSideBearing - tf->info->maxbounds.leftSideBearing; + ht_actual = tf->info->maxbounds.ascent + tf->info->maxbounds.descent; + if(wd_actual <= 0) wd = 1; + else wd=wd_actual; + if(ht_actual <= 0) ht = 1; + else ht=ht_actual; + bpr = (((wd + (tf->instance->bmfmt.glyph<<3) - 1) >> 3) & + -tf->instance->bmfmt.glyph); + raster = (char*)xalloc(ht * bpr); + if(raster) { + memset(raster, 0, ht * bpr); + tf->dummy_char.bits = raster; + *gp++ = &tf->dummy_char; + } + } +#endif + } +#endif + } + + *glyphCount = gp - glyphs; + return Successful; +} + +static int +FreeTypeSetUpFont(FontPathElementPtr fpe, FontPtr xf, FontInfoPtr info, + fsBitmapFormat format, fsBitmapFormatMask fmask, + FontBitmapFormatPtr bmfmt) +{ + int xrc; + int image; + + /* Get the default bitmap format information for this X installation. + Also update it for the client if running in the font server. */ + FontDefaultFormat(&bmfmt->bit, &bmfmt->byte, &bmfmt->glyph, &bmfmt->scan); + if ((xrc = CheckFSFormat(format, fmask, &bmfmt->bit, &bmfmt->byte, + &bmfmt->scan, &bmfmt->glyph, + &image)) != Successful) { + MUMBLE1("Aborting after checking FS format: %d\n", xrc); + return xrc; + } + + if(xf) { + xf->refcnt = 0; + xf->bit = bmfmt->bit; + xf->byte = bmfmt->byte; + xf->glyph = bmfmt->glyph; + xf->scan = bmfmt->scan; + xf->format = format; + xf->get_glyphs = FreeTypeGetGlyphs; + xf->get_metrics = FreeTypeGetMetrics; + xf->unload_font = FreeTypeUnloadXFont; + xf->unload_glyphs = 0; + xf->fpe = fpe; + xf->svrPrivate = 0; + xf->fontPrivate = 0; /* we'll set it later */ + xf->fpePrivate = 0; + } + + info->defaultCh = 0; + info->noOverlap = 0; /* not updated */ + info->terminalFont = 0; /* not updated */ + info->constantMetrics = 0; /* we'll set it later */ + info->constantWidth = 0; /* we'll set it later */ + info->inkInside = 1; + info->inkMetrics = 1; + info->allExist=0; /* not updated */ + info->drawDirection = LeftToRight; /* we'll set it later */ + info->cachable = 1; /* we don't do licensing */ + info->anamorphic = 0; /* can hinting lead to anamorphic scaling? */ + info->maxOverlap = 0; /* we'll set it later. */ + info->pad = 0; /* ??? */ + return Successful; +} + +/* Functions exported by the backend */ + +static int +FreeTypeOpenScalable(FontPathElementPtr fpe, FontPtr *ppFont, int flags, + FontEntryPtr entry, char *fileName, FontScalablePtr vals, + fsBitmapFormat format, fsBitmapFormatMask fmask, + FontPtr non_cachable_font) +{ + int xrc; + FontPtr xf; + FontBitmapFormatRec bmfmt; + + MUMBLE1("Open Scalable %s, XLFD=",fileName); +#ifdef DEBUG_TRUETYPE + fwrite(entry->name.name, entry->name.length, 1, stdout); +#endif + MUMBLE("\n"); + + xf = CreateFontRec(); + if (xf == NULL) + return AllocError; + + xrc = FreeTypeSetUpFont(fpe, xf, &xf->info, format, fmask, &bmfmt); + if(xrc != Successful) { + DestroyFontRec(xf); + return xrc; + } + xrc = FreeTypeLoadXFont(fileName, vals, xf, &xf->info, &bmfmt, entry); + if(xrc != Successful) { + MUMBLE1("Error during load: %d\n",xrc); + DestroyFontRec(xf); + return xrc; + } + + *ppFont = xf; + + return xrc; +} + +/* Routine to get requested font info. */ + +static int +FreeTypeGetInfoScalable(FontPathElementPtr fpe, FontInfoPtr info, + FontEntryPtr entry, FontNamePtr fontName, + char *fileName, FontScalablePtr vals) +{ + int xrc; + FontBitmapFormatRec bmfmt; + + MUMBLE("Get info, XLFD= "); +#ifdef DEBUG_TRUETYPE + fwrite(entry->name.name, entry->name.length, 1, stdout); +#endif + MUMBLE("\n"); + + xrc = FreeTypeSetUpFont(fpe, 0, info, 0, 0, &bmfmt); + if(xrc != Successful) { + return xrc; + } + + bmfmt.glyph <<= 3; + + xrc = FreeTypeLoadXFont(fileName, vals, 0, info, &bmfmt, entry); + if(xrc != Successful) { + MUMBLE1("Error during load: %d\n", xrc); + return xrc; + } + + return Successful; +} + +/* Renderer registration. */ + +/* Set the capabilities of this renderer. */ +#define CAPABILITIES (CAP_CHARSUBSETTING | CAP_MATRIX) + +/* Set it up so file names with either upper or lower case can be + loaded. We don't support compressed fonts. */ +static FontRendererRec renderers[] = { + {".ttf", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".TTF", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".ttc", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".TTC", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".otf", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".OTF", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".otc", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".OTC", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".pfa", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".PFA", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".pfb", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".PFB", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, +}; +static int num_renderers = sizeof(renderers) / sizeof(renderers[0]); + +static FontRendererRec alt_renderers[] = { + {".bdf", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".BDF", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".pcf", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, + {".PCF", 4, 0, FreeTypeOpenScalable, 0, + FreeTypeGetInfoScalable, 0, CAPABILITIES}, +}; + +static int num_alt_renderers = +sizeof(alt_renderers) / sizeof(alt_renderers[0]); + + +void +FreeTypeRegisterFontFileFunctions(void) +{ + int i; + + for (i = 0; i < num_renderers; i++) + FontFileRegisterRenderer(&renderers[i]); + + for (i = 0; i < num_alt_renderers; i++) + FontFilePriorityRegisterRenderer(&alt_renderers[i], -10); +} diff --git a/libXfont/src/FreeType/ftfuncs.h b/libXfont/src/FreeType/ftfuncs.h new file mode 100644 index 000000000..e522dded8 --- /dev/null +++ b/libXfont/src/FreeType/ftfuncs.h @@ -0,0 +1,190 @@ +/* +Copyright (c) 1998-2002 by Juliusz Chroboczek +Copyright (c) 2003 After X-TT Project, All rights reserved. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +*/ +/* $XFree86: xc/lib/font/FreeType/ftfuncs.h,v 1.17 2003/12/21 04:02:07 dawes Exp $ */ + +/* Number of buckets in the hashtable holding faces */ +#define NUMFACEBUCKETS 32 + +/* Glyphs are held in segments of this size */ +#define FONTSEGMENTSIZE 16 + +/* A structure that holds bitmap order and padding info. */ + +typedef struct { + int bit; /* bit order */ + int byte; /* byte order */ + int glyph; /* glyph pad size */ + int scan; /* machine word size */ +} FontBitmapFormatRec, *FontBitmapFormatPtr; + +struct FTSize_s; + +/* At the lowest level, there is face; FTFaces are in one-to-one + correspondence with TrueType faces. Multiple instance may share + the same face. */ + +typedef struct _FTFace { + char *filename; + FT_Face face; + int bitmap; + FT_UInt num_hmetrics; + struct _FTInstance *instances; + struct _FTInstance *active_instance; + struct _FTFace *next; /* link to next face in bucket */ +} FTFaceRec, *FTFacePtr; + +/* A transformation matrix with resolution information */ +typedef struct _FTNormalisedTransformation { + double scale; + int nonIdentity; /* if 0, matrix is the identity */ + FT_Matrix matrix; + int xres, yres; +} FTNormalisedTransformationRec, *FTNormalisedTransformationPtr; + +#define FT_PROPORTIONAL 0 +#define FT_MONOSPACED 1 +#define FT_CHARCELL 2 + +#define FT_AVAILABLE_UNKNOWN 0 +#define FT_AVAILABLE_NO 1 +#define FT_AVAILABLE_METRICS 2 +#define FT_AVAILABLE_RASTERISED 3 + +#define FT_GET_GLYPH_BOTH 0x01 +#define FT_GET_GLYPH_METRICS_ONLY 0x02 +#define FT_GET_DUMMY 0x04 +#define FT_FORCE_CONSTANT_SPACING 0x08 + +#define TTCAP_DOUBLE_STRIKE 0x0001 +#define TTCAP_DOUBLE_STRIKE_MKBOLD_EDGE_LEFT 0x0002 +#define TTCAP_DOUBLE_STRIKE_CORRECT_B_BOX_WIDTH 0x0008 +#define TTCAP_IS_VERY_LAZY 0x0010 +#define TTCAP_DISABLE_DEFAULT_VERY_LAZY 0x0020 +#define TTCAP_FORCE_C_LSB_FLAG 0x0100 +#define TTCAP_FORCE_C_RSB_FLAG 0x0200 +#define TTCAP_FORCE_C_OUTSIDE 0x0400 +#define TTCAP_MONO_CENTER 0x0800 + +/* TTCap */ +struct TTCapInfo { + long flags; + double autoItalic; + double scaleWidth; + double scaleBBoxWidth; + double scaleBBoxHeight; + int doubleStrikeShift; + int adjustBBoxWidthByPixel; + int adjustLeftSideBearingByPixel; + int adjustRightSideBearingByPixel; + double scaleBitmap; + int forceConstantSpacingBegin; + int forceConstantSpacingEnd; + /* We don't compare */ + int force_c_adjust_width_by_pixel; + int force_c_adjust_lsb_by_pixel; + int force_c_adjust_rsb_by_pixel; + int force_c_representative_metrics_char_code; + double force_c_scale_b_box_width; + double force_c_scale_b_box_height; + double force_c_scale_lsb; + double force_c_scale_rsb; + double vl_slant; + int lsbShiftOfBitmapAutoItalic; + int rsbShiftOfBitmapAutoItalic; +}; + +/* An instance builds on a face by specifying the transformation + matrix. Multiple fonts may share the same instance. */ + +/* This structure caches bitmap data */ +typedef struct _FTInstance { + FTFacePtr face; /* the associated face */ + FT_Size size; + FTNormalisedTransformationRec transformation; + FT_Int32 load_flags; + FT_ULong strike_index; + int spacing; /* actual spacing */ + double pixel_size; /* to calc attributes (actual height) */ + double pixel_width_unit_x; /* to calc horiz. width (cosine) */ + double pixel_width_unit_y; /* to calc vert. width (cosine) */ + xCharInfo *charcellMetrics; /* the header's metrics */ + int averageWidth; /* the header's metrics */ + long rawAverageWidth; /* the header's metrics */ + double advance; /* the header's metrics */ + xCharInfo *forceConstantMetrics; + FontBitmapFormatRec bmfmt; + unsigned nglyphs; + CharInfoPtr *glyphs; /* glyphs and available are used in parallel */ + int **available; + struct TTCapInfo ttcap; + int refcount; + struct _FTInstance *next; /* link to next instance */ +} FTInstanceRec, *FTInstancePtr; + +/* A font is an instance with coding information; fonts are in + one-to-one correspondence with X fonts */ +typedef struct _FTFont{ + FTInstancePtr instance; + FTMappingRec mapping; + unsigned zero_idx; + FontInfoPtr info; + int nranges; + CharInfoRec dummy_char; + fsRange *ranges; +} FTFontRec, *FTFontPtr; + +#ifndef NOT_IN_FTFUNCS + +/* Prototypes for some local functions */ + +static int FreeTypeOpenFace(FTFacePtr *facep, char *FTFileName, char *realFileName, int faceNumber); +static void FreeTypeFreeFace(FTFacePtr face); +static int +FreeTypeOpenInstance(FTInstancePtr *instancep, FTFacePtr face, + char *FTFileName, FTNormalisedTransformationPtr trans, + int spacing, FontBitmapFormatPtr bmfmt, + struct TTCapInfo *tmp_ttcap, FT_Int32 load_flags); +static void FreeTypeFreeInstance(FTInstancePtr instance); +static int +FreeTypeInstanceGetGlyph(unsigned idx, int flags, CharInfoPtr *g, FTInstancePtr instance); +static int +FreeTypeInstanceGetGlyphMetrics(unsigned idx, int flags, + xCharInfo **metrics, FTInstancePtr instance ); +static int +FreeTypeRasteriseGlyph(unsigned idx, int flags, CharInfoPtr tgp, + FTInstancePtr instance, int hasMetrics ); +static void FreeTypeFreeFont(FTFontPtr font); +static void FreeTypeFreeXFont(FontPtr pFont, int freeProps); +static void FreeTypeUnloadXFont(FontPtr pFont); +static int +FreeTypeAddProperties(FTFontPtr font, FontScalablePtr vals, FontInfoPtr info, + char *fontname, int rawAverageWidth, Bool font_properties); +static int FreeTypeFontGetGlyph(unsigned code, int flags, CharInfoPtr *g, FTFontPtr font); +static int +FreeTypeLoadFont(FTFontPtr font, FontInfoPtr info, FTFacePtr face, + char *FTFileName, FontScalablePtr vals, FontEntryPtr entry, + FontBitmapFormatPtr bmfmt, FT_Int32 load_flags, + struct TTCapInfo *tmp_ttcap, char *dynStrTTCapCodeRange, + int ttcap_spacing ); + +#endif /* NOT_IN_FTFUNCS */ diff --git a/libXfont/src/FreeType/fttools.c b/libXfont/src/FreeType/fttools.c new file mode 100644 index 000000000..10604b1f6 --- /dev/null +++ b/libXfont/src/FreeType/fttools.c @@ -0,0 +1,148 @@ +/* + Copyright (c) 1997 by Mark Leisher + Copyright (c) 1998-2002 by Juliusz Chroboczek + + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to deal + in the Software without restriction, including without limitation the rights + to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included in + all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + THE SOFTWARE. +*/ + +/* $XFree86: xc/lib/font/FreeType/fttools.c,v 1.6 2003/06/08 15:41:13 herrb Exp $ */ + +#ifdef HAVE_CONFIG_H +#include +#endif +#include +#ifndef FONTMODULE +#include +#include +#else +#include "Xmd.h" +#include "Xdefs.h" +#include "xf86_ansic.h" +#endif + +#include +#include +#include FT_FREETYPE_H +#include FT_SFNT_NAMES_H +#include FT_TRUETYPE_IDS_H +#include "ft.h" + +#ifndef LSBFirst +#define LSBFirst 0 +#define MSBFirst 1 +#endif + +#define LOBYTE(s,byte) ((byte)==LSBFirst?*(char*)(s):*((char*)(s)+1)) +#define HIBYTE(s,byte) ((byte)==LSBFirst?*((char*)(s)+1):*(char*)(s)) + +int FTtoXReturnCode(int rc) +{ + if(rc == 0x40) + return AllocError; + /* Anything else stops the font matching mechanism */ + else return BadFontName; + +} + +/* Convert slen bytes from UCS-2 to ISO 8859-1. Byte specifies the + endianness of the string, max the maximum number of bytes written into + to. */ +static int +FTu2a(int slen, FT_Byte *from, char *to, int byte, int max) +{ + int i, n; + + n = 0; + for (i = 0; i < slen; i += 2) { + if(n >= max - 1) + break; + if(HIBYTE(from+i, byte)!=0) + *to++='?'; + else + *to++ = LOBYTE(from+i,byte); + n++; + } + *to = 0; + return n; +} + +static int +FTGetName(FT_Face face, int nid, int pid, int eid, FT_SfntName *name_return) +{ + FT_SfntName name; + int n, i; + + n = FT_Get_Sfnt_Name_Count(face); + if(n <= 0) + return 0; + + for(i = 0; i < n; i++) { + if(FT_Get_Sfnt_Name(face, i, &name)) + continue; + if(name.name_id == nid && + name.platform_id == pid && + (eid < 0 || name.encoding_id == eid)) { + switch(name.platform_id) { + case TT_PLATFORM_APPLE_UNICODE: + case TT_PLATFORM_MACINTOSH: + if(name.language_id != TT_MAC_LANGID_ENGLISH) + continue; + break; + case TT_PLATFORM_MICROSOFT: + if(name.language_id != TT_MS_LANGID_ENGLISH_UNITED_STATES && + name.language_id != TT_MS_LANGID_ENGLISH_UNITED_KINGDOM) + break; + continue; + break; + default: + break; + } + *name_return = name; + return 1; + } + } + return 0; +} + +int +FTGetEnglishName(FT_Face face, int nid, char *name_return, int name_len) +{ + FT_SfntName name; + int len; + + if(FTGetName(face, nid, + TT_PLATFORM_MICROSOFT, TT_MS_ID_UNICODE_CS, &name) || + FTGetName(face, nid, + TT_PLATFORM_APPLE_UNICODE, -1, &name)) + return FTu2a(name.string_len, name.string, name_return, + MSBFirst, name_len); + + /* Pretend that Apple Roman is ISO 8859-1. */ + if(FTGetName(face, nid, TT_PLATFORM_MACINTOSH, TT_MAC_ID_ROMAN, &name)) { + len = name.string_len; + if(len > name_len - 1) + len = name_len - 1; + memcpy(name_return, name.string, len); + name_return[len] = '\0'; /* ensure nul terminaison */ + return len; + } + + /* Must be some font that can only be named in Polish or something. */ + return -1; +} diff --git a/libXfont/src/FreeType/xttcap.c b/libXfont/src/FreeType/xttcap.c new file mode 100644 index 000000000..507da80d6 --- /dev/null +++ b/libXfont/src/FreeType/xttcap.c @@ -0,0 +1,731 @@ +/* ===EmacsMode: -*- Mode: C; tab-width:4; c-basic-offset: 4; -*- === */ +/* ===FileName: === + Copyright (c) 1998 Takuya SHIOZAKI, All Rights reserved. + Copyright (c) 1998 X-TrueType Server Project, All rights reserved. + Copyright (c) 2003 After X-TT Project, All rights reserved. + +===Notice + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + 1. Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + Major Release ID: X-TrueType Server Version 1.4 [Charles's Wain Release 0] + +Notice=== + */ +/* $XFree86: xc/lib/font/FreeType/xttcap.c,v 1.1 2003/10/19 18:53:50 dawes Exp $ */ + +/* +#include "xttversion.h" + +static char const * const releaseID = + _XTT_RELEASE_NAME; +*/ + +#ifdef HAVE_CONFIG_H +#include +#endif +#include +#include +#ifndef FONTMODULE +#include +#include +#else +#include "Xmd.h" +#include "Xdefs.h" +#include "xf86_ansic.h" +#endif +/* +#include +#include +#include +#include "xf86Module.h" +#include "xf86_ansic.h" +*/ + +#ifndef True +#define True (-1) +#endif /* True */ +#ifndef False +#define False (0) +#endif /* False */ + +#include "xttcap.h" + +#if 0 +/* + Prototypes for obsoleted OS (e.g. SunOS4) + */ + +#if (defined(sun) && !(defined(SVR4) || defined(__SVR4))) +double strtod(char *str, char **ptr); +double strtol(char *str, char **ptr, int base); +#endif +#endif + + +/************************************************************************** + Private Data Types + */ + +/* Property Record List */ +/* List Node */ +typedef struct TagSPropRecValListNodeP +{ + SPropRecValContainerEntityP containerE; + struct TagSPropRecValListNodeP *nextNode; +} SPropRecValListNodeP; + + +/************************************************************************** + Tables + */ + +/* valid record field */ +static SPropertyRecord const validRecords[] = +{ + { "FontFile", eRecTypeString }, + { "FaceNumber", eRecTypeString }, + { "AutoItalic", eRecTypeDouble }, + { "DoubleStrike", eRecTypeString }, + { "FontProperties", eRecTypeBool }, + { "ForceSpacing", eRecTypeString }, + { "ScaleBBoxWidth", eRecTypeString }, + { "ScaleWidth", eRecTypeDouble }, + { "EncodingOptions", eRecTypeString }, + { "Hinting", eRecTypeBool }, + { "VeryLazyMetrics", eRecTypeBool }, + { "CodeRange", eRecTypeString }, + { "EmbeddedBitmap", eRecTypeString }, + { "VeryLazyBitmapWidthScale", eRecTypeDouble }, + { "ForceConstantSpacingCodeRange", eRecTypeString }, + { "ForceConstantSpacingMetrics", eRecTypeString }, + { "Dummy", eRecTypeVoid } +}; +static int const +numOfValidRecords = sizeof(validRecords)/sizeof(validRecords[0]); + +/* correspondence between record name and cap variable name */ +static struct { + char const * capVariable; + char const * recordName; +} const correspondRelations[] = { + { "fn", "FaceNumber" }, + { "ai", "AutoItalic" }, + { "ds", "DoubleStrike" }, + { "fp", "FontProperties" }, + { "fs", "ForceSpacing" }, + { "bw", "ScaleBBoxWidth" }, + { "sw", "ScaleWidth" }, + { "eo", "EncodingOptions" }, + { "vl", "VeryLazyMetrics" }, + { "bs", "VeryLazyBitmapWidthScale" }, + { "cr", "CodeRange" }, + { "eb", "EmbeddedBitmap" }, + { "hi", "Hinting" }, + { "fc", "ForceConstantSpacingCodeRange" }, + { "fm", "ForceConstantSpacingMetrics" } +}; +static int const +numOfCorrespondRelations += sizeof(correspondRelations)/sizeof(correspondRelations[0]); + +/************************************************************************** + Functions + */ + +/* get property record type by record name */ +static Bool /* True == Found, False == Not Found */ +get_record_type_by_name(SPropertyRecord const ** const refRefRecord, /*result*/ + char const *strName) +{ + Bool result = False; + int i; + + *refRefRecord = NULL; + for (i=0; irecordType) { + case eRecTypeInteger: + { + int val; + char *endPtr; + + val = strtol(strValue, &endPtr, 0); + if ('\0' != *endPtr) { + fprintf(stderr, + "truetype font property : " + "%s record needs integer value.\n", + recordName); + result = True; + goto quit; + } + SPropContainer_value_int(&tmpContainerE) = val; + } + break; + case eRecTypeDouble: + { + double val; + char *endPtr; + + val = strtod(strValue, &endPtr); + if ('\0' != *endPtr) { + fprintf(stderr, + "truetype font property : " + "%s record needs floating point value.\n", + recordName); + result = True; + goto quit; + } + SPropContainer_value_dbl(&tmpContainerE) = val; + } + break; + case eRecTypeBool: + { + Bool val; + + if (!strcasecmp(strValue, "yes")) + val = True; + else if (!strcasecmp(strValue, "y")) + val = True; + else if (!strcasecmp(strValue, "on")) + val = True; + else if (!strcasecmp(strValue, "true")) + val = True; + else if (!strcasecmp(strValue, "t")) + val = True; + else if (!strcasecmp(strValue, "ok")) + val = True; + else if (!strcasecmp(strValue, "no")) + val = False; + else if (!strcasecmp(strValue, "n")) + val = False; + else if (!strcasecmp(strValue, "off")) + val = False; + else if (!strcasecmp(strValue, "false")) + val = False; + else if (!strcasecmp(strValue, "f")) + val = False; + else if (!strcasecmp(strValue, "bad")) + val = False; + else { + fprintf(stderr, + "truetype font property : " + "%s record needs boolean value.\n", + recordName); + result = True; + goto quit; + } + SPropContainer_value_bool(&tmpContainerE) = val; + } + break; + case eRecTypeString: + { + char *p; + + if (NULL == (p = (char *)xalloc(strlen(strValue)+1))) { + fprintf(stderr, + "truetype font property : " + "cannot allocate memory.\n"); + result = True; + goto quit; + } + strcpy(p, strValue); + SPropContainer_value_str(&tmpContainerE) = p; + } + break; + case eRecTypeVoid: + if ('\0' != *strValue) { + fprintf(stderr, + "truetype font property : " + "%s record needs void.\n", recordName); + result = True; + } + break; + } + { + /* add to list */ + SPropRecValListNodeP *newNode; + + if (NULL == (newNode = + (SPropRecValListNodeP *)xalloc(sizeof(*newNode)))) { + fprintf(stderr, + "truetype font property : " + "cannot allocate memory.\n"); + result = True; + goto quit; + } + newNode->nextNode = pThisList->headNode; + newNode->containerE = tmpContainerE; + tmpContainerE.refRecordType = NULL; /* invalidate -- + disown value handle. */ + pThisList->headNode = newNode; + } + } else { + /* invalid record name */ + fprintf(stderr, + "truetype font : " + "invalid record name \"%s.\"\n", recordName); + result = True; + } + + quit: + return result; +} + +#ifdef USE_TTP_FILE + +#ifndef LEN_LINEBUF +#define LEN_LINEBUF 2048 +#endif /* !def LEN_LINEBUF */ + +/* get one line */ +static Bool /* True == Error, False == Success */ +get_one_line(FILE *is, char *buf) +{ + Bool result = False; + int count = 0; + Bool flHead = True; + Bool flSpace = False; + Bool flInSingleQuote = False; + Bool flInDoubleQuote = False; + Bool flBackSlash = False; + Bool flFirstElement = True; + + *buf = '\0'; + for (;;) { + int c = fgetc(is); + + if (ferror(is)) { + fprintf(stderr, "truetype font property file : read error.\n"); + result = True; + break; + } + + if (EOF == c) { + if (flInSingleQuote || flInDoubleQuote) { + fprintf(stderr, + "truetype font property file : unmatched quote.\n"); + result = True; + } + break; + } + if (flInSingleQuote) { + if ('\'' == c) { + /* end of single quoted string */ + flInSingleQuote = False; + c = -1; /* NOT extract to buffer. */ + } else + /* others, extract all character to buffer unconditionally. */ + ; + goto trans; + } + if (flBackSlash) { + /* escape --- when just before character is backslash, + next character is escaped. */ + flBackSlash = False; + if ('n' == c) + /* newline */ + c = '\n'; + if ('\n' == c) + /* ignore newline */ + c = -1; + else + /* others, extract all character to buffer unconditionally. */ + ; + goto trans; + } + if ('\\' == c) { + /* set flag to escape next character. */ + flBackSlash = True; + c = -1; /* NOT extract to buffer. */ + goto trans; + } + if (flInDoubleQuote) { + if ('"' == c) { + /* end of double quoted string */ + flInDoubleQuote = False; + c = -1; /* NOT extract to buffer. */ + } else + /* others, extract all character to buffer unconditionally. */ + ; + goto trans; + } + if ('#' == c) { + /* skip comment till end of line. */ + while ('\n' != c) { + c = fgetc(is); + if (ferror(is)) { + fprintf(stderr, + "truetype font property file : read error.\n"); + result = True; + break; + } + if (EOF == c) { + break; + } + } + break; + } + if ('\'' == c) { + /* into single quoted string */ + flInSingleQuote = True; + c = -1; /* NOT extract to buffer. */ + goto trans; + } + if ('"' == c) { + /* into double quoted string */ + flInDoubleQuote = True; + c = -1; /* NOT extract to buffer. */ + goto trans; + } + if ('\n' == c) + /* End of Line */ + break; + if (isspace(c)) { + /* convine multiple spaces */ + if (!flHead) + /* except space at the head of line */ + flSpace = True; + continue; + } + trans: + /* set flHead to False, since current character is not white space + when reaches here. */ + flHead = False; + do { + if (count>=LEN_LINEBUF-1) { + /* overflow */ + fprintf(stderr, + "truetype font property file : too long line.\n"); + result = True; + goto quit; + } + if (flSpace) { + /* just before characters is white space, but + current character is not WS. */ + if (flFirstElement) { + /* this spaces is the first cell(?) of white spaces. */ + flFirstElement = False; + /* separate record name and record value */ + *buf = (char)0xff; + } else + *buf = ' '; + flSpace = False; + } else + if (-1 != c) { + *buf = c; + c = -1; /* invalidate */ + } else + /* skip */ + buf--; + buf++; + } while (-1 != c); /* when 'c' is not -1, it means + that 'c' contains an untreated character. */ + } + *buf = '\0'; + + quit: + return result; +} + +/* parse one line */ +static Bool /* True == Error, False == Success */ +parse_one_line(SDynPropRecValList *pThisList, FILE *is) +{ + Bool result = False; + char *buf = NULL; + char *recordHead, *valueHead = NULL; + + if (NULL == (buf = xalloc(LEN_LINEBUF))) { + fprintf(stderr, + "truetype font property file : cannot allocate memory.\n"); + result = True; + goto abort; + } + { + recordHead = buf; +/* refRecordValue->refRecordType = NULL;*/ + do { + if (get_one_line(is, buf)) { + result = True; + goto quit; + } + if (feof(is)) { + if ('\0' == *buf) + goto quit; + break; + } + } while ('\0' == *buf); + + if (NULL != (valueHead = strchr(buf, 0xff))) { + *valueHead = '\0'; + valueHead++; + } else + valueHead = buf+strlen(buf); +#if 0 + fprintf(stderr, + "truetype font property file : \n" + "recName:\"%s\"\nvalue:\"%s\"\n", + recordHead, valueHead); +#endif + result = SPropRecValList_add_record(pThisList, recordHead, valueHead); + } + quit: + xfree(buf); + abort: + return result; +} + +/* Read Property File */ +Bool /* True == Error, False == Success */ +SPropRecValList_read_prop_file(SDynPropRecValList *pThisList, + char const * const strFileName) +{ + Bool result = False; + FILE *is; + +#if 1 + if (!strcmp(strFileName, "-")) + is = stdin; + else +#endif + is = fopen(strFileName, "r"); + if (NULL == is) { + fprintf(stderr, "truetype font property : cannot open file %s.\n", + strFileName); + result = True; + goto abort; + } + { + for (;;) { + if (False != (result = parse_one_line(pThisList, is))) + goto quit; + if (feof(is)) + break; + } + } + quit: +#if 1 + if (strcmp(strFileName, "-")) +#endif + fclose(is); + abort: + return result; +} +#endif /* USE_TTP_FILE */ + +/* Constructor for Container Node */ +Bool /* True == Error, False == Success */ +SPropRecValList_new(SDynPropRecValList *pThisList) +{ + Bool result = False; + + pThisList->headNode = NULL; + + return result; +} + +#ifdef DUMP +void +SPropRecValList_dump(SRefPropRecValList *pThisList) +{ + SPropRecValListNodeP *p; + for (p=pThisList->headNode; NULL!=p; p=p->nextNode) { + switch (p->containerE.refRecordType->recordType) { + case eRecTypeInteger: + fprintf(stderr, "%s = %d\n", + p->containerE.refRecordType->strRecordName, + p->containerE.uValue.integerValue); + break; + case eRecTypeDouble: + fprintf(stderr, "%s = %f\n", + p->containerE.refRecordType->strRecordName, + p->containerE.uValue.doubleValue); + break; + case eRecTypeBool: + fprintf(stderr, "%s = %s\n", + p->containerE.refRecordType->strRecordName, + p->containerE.uValue.boolValue + ? "True":"False"); + break; + case eRecTypeString: + fprintf(stderr, "%s = \"%s\"\n", + p->containerE.refRecordType->strRecordName, + p->containerE.uValue.dynStringValue); + break; + case eRecTypeVoid: + fprintf(stderr, "%s = void\n", + p->containerE.refRecordType->strRecordName); + break; + } + } +} +#endif + + +/* Search Property Record */ +Bool /* True == Hit, False == Miss */ +SPropRecValList_search_record(SRefPropRecValList *pThisList, + SPropRecValContainer *refRecValue, + char const * const recordName) +{ + Bool result = False; + SPropRecValListNodeP *p; + + *refRecValue = NULL; + for (p=pThisList->headNode; NULL!=p; p=p->nextNode) { + if (!strcasecmp(p->containerE.refRecordType->strRecordName, + recordName)) { + *refRecValue = &p->containerE; + result = True; + break; + } + } + + return result; +} + + +/* Parse TTCap */ +Bool /* True == Error, False == Success */ +SPropRecValList_add_by_font_cap(SDynPropRecValList *pThisList, + char const *strCapHead) +{ + Bool result = False; + /* SPropertyRecord const *refRecordType; */ + char const *term; + + if (NULL == (term = strrchr(strCapHead, ':'))) + goto abort; + + { + /* for xfsft compatible */ + char const *p; + for (p=term-1; p>=strCapHead; p--) { + if ( ':'==*p ) { + /* + * :num:filename + * ^p ^term + */ + if ( p!=term ) { + int len = term-p-1; + char *value; + + len = term-p-1; + value=(char *)xalloc(len+1); + memcpy(value, p+1, len); + value[len]='\0'; + SPropRecValList_add_record(pThisList, + "FaceNumber", + value); + xfree(value); + term=p; + } + break; + } + if ( !isdigit(*p) ) + break; + } + } + + while (strCapHead + +/******************************************************************* + Data Types + */ + +/* Record Type */ +typedef enum +{ + eRecTypeInteger, + eRecTypeDouble, + eRecTypeBool, + eRecTypeString, + eRecTypeVoid=-1 +} ERecType; + +/* Record Name vs Record Type */ +typedef struct +{ + char const *strRecordName; + ERecType const recordType; +} SPropertyRecord; + +/* Record Value Container */ +typedef struct +{ + SPropertyRecord const *refRecordType; + union { + int integerValue; + double doubleValue; + Bool boolValue; + char *dynStringValue; + } uValue; +} SPropRecValContainerEntityP, *SPropRecValContainer; + +/* Record Value List */ +typedef struct TagSPropRecValListNodeP SPropRecValListNode; +typedef struct +{ + SPropRecValListNode *headNode; +} SDynPropRecValList; +typedef SDynPropRecValList const SRefPropRecValList; + + +/******************************************************************* + Functions + */ + +/* Constructor for Rec Val List */ +extern Bool /* True == Error, False == Success */ +SPropRecValList_new(SDynPropRecValList *pThisList); +/* Destructor for Rec Val List */ +extern Bool /* True == Error, False == Success */ +SPropRecValList_delete(SDynPropRecValList *pThisList); +/* Read Property File */ +extern Bool /* True == Error, False == Success */ +SPropRecValList_read_prop_file(SDynPropRecValList *pThisList, + char const * const strFileName); +/* Search Property Record */ +extern Bool /* True == Hit, False == Miss */ +SPropRecValList_search_record(SRefPropRecValList *pThisList, + SPropRecValContainer *refContRecVal, + char const * const recordName); +/* Add by Font Cap */ +extern Bool /* True == Error, False == Success */ +SPropRecValList_add_by_font_cap(SDynPropRecValList *pThisList, + char const *strCapHead); + +#ifdef DUMP +void +SPropRecValList_dump(SRefPropRecValList *refList); +#endif + +#define SPropContainer_value_int(contRecVal)\ + ((contRecVal)->uValue.integerValue) +#define SPropContainer_value_dbl(contRecVal)\ + ((contRecVal)->uValue.doubleValue) +#define SPropContainer_value_bool(contRecVal)\ + ((contRecVal)->uValue.boolValue) +#define SPropContainer_value_str(contRecVal)\ + ((contRecVal)->uValue.dynStringValue) + +/****************************************************** + Prototypes (xttmisc) + */ + +/* compare strings with ignoring case */ + /* False == equal, True == not equal */ +Bool mystrcasecmp(char const *s1, char const *s2); + +/* strdup clone */ +char * XttXstrdup(char const *str); +#undef xstrdup +#define xstrdup(s) XttXstrdup((char const*)s) + +#endif /* !def _XTTCAP_H_ */ + +/* end of file */ -- cgit v1.2.3