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Diffstat (limited to 'nx-X11/extras/fontconfig/src/fcname.c')
-rw-r--r--nx-X11/extras/fontconfig/src/fcname.c611
1 files changed, 611 insertions, 0 deletions
diff --git a/nx-X11/extras/fontconfig/src/fcname.c b/nx-X11/extras/fontconfig/src/fcname.c
new file mode 100644
index 000000000..3b9454dd4
--- /dev/null
+++ b/nx-X11/extras/fontconfig/src/fcname.c
@@ -0,0 +1,611 @@
+/*
+ * $RCSId: xc/lib/fontconfig/src/fcname.c,v 1.15 2002/09/26 00:17:28 keithp Exp $
+ *
+ * Copyright © 2000 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include "fcint.h"
+
+static const FcObjectType _FcBaseObjectTypes[] = {
+ { FC_FAMILY, FcTypeString, },
+ { FC_FAMILYLANG, FcTypeString, },
+ { FC_STYLE, FcTypeString, },
+ { FC_STYLELANG, FcTypeString, },
+ { FC_FULLNAME, FcTypeString, },
+ { FC_FULLNAMELANG, FcTypeString, },
+ { FC_SLANT, FcTypeInteger, },
+ { FC_WEIGHT, FcTypeInteger, },
+ { FC_WIDTH, FcTypeInteger, },
+ { FC_SIZE, FcTypeDouble, },
+ { FC_ASPECT, FcTypeDouble, },
+ { FC_PIXEL_SIZE, FcTypeDouble, },
+ { FC_SPACING, FcTypeInteger, },
+ { FC_FOUNDRY, FcTypeString, },
+/* { FC_CORE, FcTypeBool, }, */
+ { FC_ANTIALIAS, FcTypeBool, },
+ { FC_HINT_STYLE, FcTypeInteger, },
+ { FC_HINTING, FcTypeBool, },
+ { FC_VERTICAL_LAYOUT, FcTypeBool, },
+ { FC_AUTOHINT, FcTypeBool, },
+ { FC_GLOBAL_ADVANCE, FcTypeBool, },
+/* { FC_XLFD, FcTypeString, }, */
+ { FC_FILE, FcTypeString, },
+ { FC_INDEX, FcTypeInteger, },
+ { FC_RASTERIZER, FcTypeString, },
+ { FC_OUTLINE, FcTypeBool, },
+ { FC_SCALABLE, FcTypeBool, },
+ { FC_DPI, FcTypeDouble },
+ { FC_RGBA, FcTypeInteger, },
+ { FC_SCALE, FcTypeDouble, },
+/* { FC_RENDER, FcTypeBool, },*/
+ { FC_MINSPACE, FcTypeBool, },
+ { FC_CHAR_WIDTH, FcTypeInteger },
+ { FC_CHAR_HEIGHT, FcTypeInteger },
+ { FC_MATRIX, FcTypeMatrix },
+ { FC_CHARSET, FcTypeCharSet },
+ { FC_LANG, FcTypeLangSet },
+ { FC_FONTVERSION, FcTypeInteger },
+ { FC_CAPABILITY, FcTypeString },
+ { FC_FONTFORMAT, FcTypeString },
+ { FC_EMBOLDEN, FcTypeBool },
+};
+
+#define NUM_OBJECT_TYPES (sizeof _FcBaseObjectTypes / sizeof _FcBaseObjectTypes[0])
+
+typedef struct _FcObjectTypeList FcObjectTypeList;
+
+struct _FcObjectTypeList {
+ const FcObjectTypeList *next;
+ const FcObjectType *types;
+ int ntypes;
+};
+
+static const FcObjectTypeList _FcBaseObjectTypesList = {
+ 0,
+ _FcBaseObjectTypes,
+ NUM_OBJECT_TYPES
+};
+
+static const FcObjectTypeList *_FcObjectTypes = &_FcBaseObjectTypesList;
+
+FcBool
+FcNameRegisterObjectTypes (const FcObjectType *types, int ntypes)
+{
+ FcObjectTypeList *l;
+
+ l = (FcObjectTypeList *) malloc (sizeof (FcObjectTypeList));
+ if (!l)
+ return FcFalse;
+ FcMemAlloc (FC_MEM_OBJECTTYPE, sizeof (FcObjectTypeList));
+ l->types = types;
+ l->ntypes = ntypes;
+ l->next = _FcObjectTypes;
+ _FcObjectTypes = l;
+ return FcTrue;
+}
+
+FcBool
+FcNameUnregisterObjectTypes (const FcObjectType *types, int ntypes)
+{
+ const FcObjectTypeList *l, **prev;
+
+ for (prev = &_FcObjectTypes;
+ (l = *prev);
+ prev = (const FcObjectTypeList **) &(l->next))
+ {
+ if (l->types == types && l->ntypes == ntypes)
+ {
+ *prev = l->next;
+ FcMemFree (FC_MEM_OBJECTTYPE, sizeof (FcObjectTypeList));
+ free ((void *) l);
+ return FcTrue;
+ }
+ }
+ return FcFalse;
+}
+
+const FcObjectType *
+FcNameGetObjectType (const char *object)
+{
+ int i;
+ const FcObjectTypeList *l;
+ const FcObjectType *t;
+
+ for (l = _FcObjectTypes; l; l = l->next)
+ {
+ for (i = 0; i < l->ntypes; i++)
+ {
+ t = &l->types[i];
+ if (!strcmp (object, t->object))
+ return t;
+ }
+ }
+ return 0;
+}
+
+static const FcConstant _FcBaseConstants[] = {
+ { (FcChar8 *) "thin", "weight", FC_WEIGHT_THIN, },
+ { (FcChar8 *) "extralight", "weight", FC_WEIGHT_EXTRALIGHT, },
+ { (FcChar8 *) "ultralight", "weight", FC_WEIGHT_EXTRALIGHT, },
+ { (FcChar8 *) "light", "weight", FC_WEIGHT_LIGHT, },
+ { (FcChar8 *) "book", "weight", FC_WEIGHT_BOOK, },
+ { (FcChar8 *) "regular", "weight", FC_WEIGHT_REGULAR, },
+ { (FcChar8 *) "medium", "weight", FC_WEIGHT_MEDIUM, },
+ { (FcChar8 *) "demibold", "weight", FC_WEIGHT_DEMIBOLD, },
+ { (FcChar8 *) "semibold", "weight", FC_WEIGHT_DEMIBOLD, },
+ { (FcChar8 *) "bold", "weight", FC_WEIGHT_BOLD, },
+ { (FcChar8 *) "extrabold", "weight", FC_WEIGHT_EXTRABOLD, },
+ { (FcChar8 *) "ultrabold", "weight", FC_WEIGHT_EXTRABOLD, },
+ { (FcChar8 *) "black", "weight", FC_WEIGHT_BLACK, },
+
+ { (FcChar8 *) "roman", "slant", FC_SLANT_ROMAN, },
+ { (FcChar8 *) "italic", "slant", FC_SLANT_ITALIC, },
+ { (FcChar8 *) "oblique", "slant", FC_SLANT_OBLIQUE, },
+
+ { (FcChar8 *) "ultracondensed", "width", FC_WIDTH_ULTRACONDENSED },
+ { (FcChar8 *) "extracondensed", "width", FC_WIDTH_EXTRACONDENSED },
+ { (FcChar8 *) "condensed", "width", FC_WIDTH_CONDENSED },
+ { (FcChar8 *) "semicondensed", "width", FC_WIDTH_SEMICONDENSED },
+ { (FcChar8 *) "normal", "width", FC_WIDTH_NORMAL },
+ { (FcChar8 *) "semiexpanded", "width", FC_WIDTH_SEMIEXPANDED },
+ { (FcChar8 *) "expanded", "width", FC_WIDTH_EXPANDED },
+ { (FcChar8 *) "extraexpanded", "width", FC_WIDTH_EXTRAEXPANDED },
+ { (FcChar8 *) "ultraexpanded", "width", FC_WIDTH_ULTRAEXPANDED },
+
+ { (FcChar8 *) "proportional", "spacing", FC_PROPORTIONAL, },
+ { (FcChar8 *) "dual", "spacing", FC_DUAL, },
+ { (FcChar8 *) "mono", "spacing", FC_MONO, },
+ { (FcChar8 *) "charcell", "spacing", FC_CHARCELL, },
+
+ { (FcChar8 *) "unknown", "rgba", FC_RGBA_UNKNOWN },
+ { (FcChar8 *) "rgb", "rgba", FC_RGBA_RGB, },
+ { (FcChar8 *) "bgr", "rgba", FC_RGBA_BGR, },
+ { (FcChar8 *) "vrgb", "rgba", FC_RGBA_VRGB },
+ { (FcChar8 *) "vbgr", "rgba", FC_RGBA_VBGR },
+ { (FcChar8 *) "none", "rgba", FC_RGBA_NONE },
+
+ { (FcChar8 *) "hintnone", "hintstyle", FC_HINT_NONE },
+ { (FcChar8 *) "hintslight", "hintstyle", FC_HINT_SLIGHT },
+ { (FcChar8 *) "hintmedium", "hintstyle", FC_HINT_MEDIUM },
+ { (FcChar8 *) "hintfull", "hintstyle", FC_HINT_FULL },
+};
+
+#define NUM_FC_CONSTANTS (sizeof _FcBaseConstants/sizeof _FcBaseConstants[0])
+
+typedef struct _FcConstantList FcConstantList;
+
+struct _FcConstantList {
+ const FcConstantList *next;
+ const FcConstant *consts;
+ int nconsts;
+};
+
+static const FcConstantList _FcBaseConstantList = {
+ 0,
+ _FcBaseConstants,
+ NUM_FC_CONSTANTS
+};
+
+static const FcConstantList *_FcConstants = &_FcBaseConstantList;
+
+FcBool
+FcNameRegisterConstants (const FcConstant *consts, int nconsts)
+{
+ FcConstantList *l;
+
+ l = (FcConstantList *) malloc (sizeof (FcConstantList));
+ if (!l)
+ return FcFalse;
+ FcMemAlloc (FC_MEM_CONSTANT, sizeof (FcConstantList));
+ l->consts = consts;
+ l->nconsts = nconsts;
+ l->next = _FcConstants;
+ _FcConstants = l;
+ return FcTrue;
+}
+
+FcBool
+FcNameUnregisterConstants (const FcConstant *consts, int nconsts)
+{
+ const FcConstantList *l, **prev;
+
+ for (prev = &_FcConstants;
+ (l = *prev);
+ prev = (const FcConstantList **) &(l->next))
+ {
+ if (l->consts == consts && l->nconsts == nconsts)
+ {
+ *prev = l->next;
+ FcMemFree (FC_MEM_CONSTANT, sizeof (FcConstantList));
+ free ((void *) l);
+ return FcTrue;
+ }
+ }
+ return FcFalse;
+}
+
+const FcConstant *
+FcNameGetConstant (FcChar8 *string)
+{
+ const FcConstantList *l;
+ int i;
+
+ for (l = _FcConstants; l; l = l->next)
+ {
+ for (i = 0; i < l->nconsts; i++)
+ if (!FcStrCmpIgnoreCase (string, l->consts[i].name))
+ return &l->consts[i];
+ }
+ return 0;
+}
+
+FcBool
+FcNameConstant (FcChar8 *string, int *result)
+{
+ const FcConstant *c;
+
+ if ((c = FcNameGetConstant(string)))
+ {
+ *result = c->value;
+ return FcTrue;
+ }
+ return FcFalse;
+}
+
+FcBool
+FcNameBool (const FcChar8 *v, FcBool *result)
+{
+ char c0, c1;
+
+ c0 = *v;
+ c0 = FcToLower (c0);
+ if (c0 == 't' || c0 == 'y' || c0 == '1')
+ {
+ *result = FcTrue;
+ return FcTrue;
+ }
+ if (c0 == 'f' || c0 == 'n' || c0 == '0')
+ {
+ *result = FcFalse;
+ return FcTrue;
+ }
+ if (c0 == 'o')
+ {
+ c1 = v[1];
+ c1 = FcToLower (c1);
+ if (c1 == 'n')
+ {
+ *result = FcTrue;
+ return FcTrue;
+ }
+ if (c1 == 'f')
+ {
+ *result = FcFalse;
+ return FcTrue;
+ }
+ }
+ return FcFalse;
+}
+
+static FcValue
+FcNameConvert (FcType type, FcChar8 *string, FcMatrix *m)
+{
+ FcValue v;
+
+ v.type = type;
+ switch (v.type) {
+ case FcTypeInteger:
+ if (!FcNameConstant (string, &v.u.i))
+ v.u.i = atoi ((char *) string);
+ break;
+ case FcTypeString:
+ v.u.s = string;
+ break;
+ case FcTypeBool:
+ if (!FcNameBool (string, &v.u.b))
+ v.u.b = FcFalse;
+ break;
+ case FcTypeDouble:
+ v.u.d = strtod ((char *) string, 0);
+ break;
+ case FcTypeMatrix:
+ v.u.m = m;
+ sscanf ((char *) string, "%lg %lg %lg %lg", &m->xx, &m->xy, &m->yx, &m->yy);
+ break;
+ case FcTypeCharSet:
+ v.u.c = FcNameParseCharSet (string);
+ break;
+ case FcTypeLangSet:
+ v.u.l = FcNameParseLangSet (string);
+ break;
+ default:
+ break;
+ }
+ return v;
+}
+
+static const FcChar8 *
+FcNameFindNext (const FcChar8 *cur, const char *delim, FcChar8 *save, FcChar8 *last)
+{
+ FcChar8 c;
+
+ while ((c = *cur))
+ {
+ if (c == '\\')
+ {
+ ++cur;
+ if (!(c = *cur))
+ break;
+ }
+ else if (strchr (delim, c))
+ break;
+ ++cur;
+ *save++ = c;
+ }
+ *save = 0;
+ *last = *cur;
+ if (*cur)
+ cur++;
+ return cur;
+}
+
+FcPattern *
+FcNameParse (const FcChar8 *name)
+{
+ FcChar8 *save;
+ FcPattern *pat;
+ double d;
+ FcChar8 *e;
+ FcChar8 delim;
+ FcValue v;
+ FcMatrix m;
+ const FcObjectType *t;
+ const FcConstant *c;
+
+ /* freed below */
+ save = malloc (strlen ((char *) name) + 1);
+ if (!save)
+ goto bail0;
+ pat = FcPatternCreate ();
+ if (!pat)
+ goto bail1;
+
+ for (;;)
+ {
+ name = FcNameFindNext (name, "-,:", save, &delim);
+ if (save[0])
+ {
+ if (!FcPatternAddString (pat, FC_FAMILY, save))
+ goto bail2;
+ }
+ if (delim != ',')
+ break;
+ }
+ if (delim == '-')
+ {
+ for (;;)
+ {
+ name = FcNameFindNext (name, "-,:", save, &delim);
+ d = strtod ((char *) save, (char **) &e);
+ if (e != save)
+ {
+ if (!FcPatternAddDouble (pat, FC_SIZE, d))
+ goto bail2;
+ }
+ if (delim != ',')
+ break;
+ }
+ }
+ while (delim == ':')
+ {
+ name = FcNameFindNext (name, "=_:", save, &delim);
+ if (save[0])
+ {
+ if (delim == '=' || delim == '_')
+ {
+ t = FcNameGetObjectType ((char *) save);
+ for (;;)
+ {
+ name = FcNameFindNext (name, ":,", save, &delim);
+ if (t)
+ {
+ v = FcNameConvert (t->type, save, &m);
+ if (!FcPatternAdd (pat, t->object, v, FcTrue))
+ {
+ switch (v.type) {
+ case FcTypeCharSet:
+ FcCharSetDestroy ((FcCharSet *) v.u.c);
+ break;
+ case FcTypeLangSet:
+ FcLangSetDestroy ((FcLangSet *) v.u.l);
+ break;
+ default:
+ break;
+ }
+ goto bail2;
+ }
+ switch (v.type) {
+ case FcTypeCharSet:
+ FcCharSetDestroy ((FcCharSet *) v.u.c);
+ break;
+ case FcTypeLangSet:
+ FcLangSetDestroy ((FcLangSet *) v.u.l);
+ break;
+ default:
+ break;
+ }
+ }
+ if (delim != ',')
+ break;
+ }
+ }
+ else
+ {
+ if ((c = FcNameGetConstant (save)))
+ {
+ if (!FcPatternAddInteger (pat, c->object, c->value))
+ goto bail2;
+ }
+ }
+ }
+ }
+
+ free (save);
+ return pat;
+
+bail2:
+ FcPatternDestroy (pat);
+bail1:
+ free (save);
+bail0:
+ return 0;
+}
+static FcBool
+FcNameUnparseString (FcStrBuf *buf,
+ const FcChar8 *string,
+ const FcChar8 *escape)
+{
+ FcChar8 c;
+ while ((c = *string++))
+ {
+ if (escape && strchr ((char *) escape, (char) c))
+ {
+ if (!FcStrBufChar (buf, escape[0]))
+ return FcFalse;
+ }
+ if (!FcStrBufChar (buf, c))
+ return FcFalse;
+ }
+ return FcTrue;
+}
+
+static FcBool
+FcNameUnparseValue (FcStrBuf *buf,
+ FcValue v,
+ FcChar8 *escape)
+{
+ FcChar8 temp[1024];
+
+ switch (v.type) {
+ case FcTypeVoid:
+ return FcTrue;
+ case FcTypeInteger:
+ sprintf ((char *) temp, "%d", v.u.i);
+ return FcNameUnparseString (buf, temp, 0);
+ case FcTypeDouble:
+ sprintf ((char *) temp, "%g", v.u.d);
+ return FcNameUnparseString (buf, temp, 0);
+ case FcTypeString:
+ return FcNameUnparseString (buf, v.u.s, escape);
+ case FcTypeBool:
+ return FcNameUnparseString (buf, v.u.b ? (FcChar8 *) "True" : (FcChar8 *) "False", 0);
+ case FcTypeMatrix:
+ sprintf ((char *) temp, "%g %g %g %g",
+ v.u.m->xx, v.u.m->xy, v.u.m->yx, v.u.m->yy);
+ return FcNameUnparseString (buf, temp, 0);
+ case FcTypeCharSet:
+ return FcNameUnparseCharSet (buf, v.u.c);
+ case FcTypeLangSet:
+ return FcNameUnparseLangSet (buf, v.u.l);
+ case FcTypeFTFace:
+ return FcTrue;
+ }
+ return FcFalse;
+}
+
+static FcBool
+FcNameUnparseValueList (FcStrBuf *buf,
+ FcValueList *v,
+ FcChar8 *escape)
+{
+ while (v)
+ {
+ if (!FcNameUnparseValue (buf, v->value, escape))
+ return FcFalse;
+ if ((v = v->next))
+ if (!FcNameUnparseString (buf, (FcChar8 *) ",", 0))
+ return FcFalse;
+ }
+ return FcTrue;
+}
+
+#define FC_ESCAPE_FIXED "\\-:,"
+#define FC_ESCAPE_VARIABLE "\\=_:,"
+
+FcChar8 *
+FcNameUnparse (FcPattern *pat)
+{
+ FcStrBuf buf;
+ FcChar8 buf_static[8192];
+ int i;
+ FcPatternElt *e;
+ const FcObjectTypeList *l;
+ const FcObjectType *o;
+
+ FcStrBufInit (&buf, buf_static, sizeof (buf_static));
+ e = FcPatternFindElt (pat, FC_FAMILY);
+ if (e)
+ {
+ if (!FcNameUnparseValueList (&buf, e->values, (FcChar8 *) FC_ESCAPE_FIXED))
+ goto bail0;
+ }
+ e = FcPatternFindElt (pat, FC_SIZE);
+ if (e)
+ {
+ if (!FcNameUnparseString (&buf, (FcChar8 *) "-", 0))
+ goto bail0;
+ if (!FcNameUnparseValueList (&buf, e->values, (FcChar8 *) FC_ESCAPE_FIXED))
+ goto bail0;
+ }
+ for (l = _FcObjectTypes; l; l = l->next)
+ {
+ for (i = 0; i < l->ntypes; i++)
+ {
+ o = &l->types[i];
+ if (!strcmp (o->object, FC_FAMILY) ||
+ !strcmp (o->object, FC_SIZE) ||
+ !strcmp (o->object, FC_FILE))
+ continue;
+
+ e = FcPatternFindElt (pat, o->object);
+ if (e)
+ {
+ if (!FcNameUnparseString (&buf, (FcChar8 *) ":", 0))
+ goto bail0;
+ if (!FcNameUnparseString (&buf, (FcChar8 *) o->object, (FcChar8 *) FC_ESCAPE_VARIABLE))
+ goto bail0;
+ if (!FcNameUnparseString (&buf, (FcChar8 *) "=", 0))
+ goto bail0;
+ if (!FcNameUnparseValueList (&buf, e->values,
+ (FcChar8 *) FC_ESCAPE_VARIABLE))
+ goto bail0;
+ }
+ }
+ }
+ return FcStrBufDone (&buf);
+bail0:
+ FcStrBufDestroy (&buf);
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-15 15:47:24 +0000