/*
- * $XFree86: xc/lib/fontconfig/src/fcmatch.c,v 1.20 2002/08/31 22:17:32 keithp Exp $
+ * $RCSId: xc/lib/fontconfig/src/fcmatch.c,v 1.20 2002/08/31 22:17:32 keithp Exp $
*
- * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
+ * 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
#include <stdio.h>
static double
-FcCompareInteger (char *object, FcValue value1, FcValue value2)
+FcCompareNumber (const char *object, FcValue *value1, FcValue *value2)
{
- int v;
+ double v1, v2, v;
- if (value2.type != FcTypeInteger || value1.type != FcTypeInteger)
+ switch (value1->type) {
+ case FcTypeInteger:
+ v1 = (double) value1->u.i;
+ break;
+ case FcTypeDouble:
+ v1 = value1->u.d;
+ break;
+ default:
return -1.0;
- v = value2.u.i - value1.u.i;
+ }
+ switch (value2->type) {
+ case FcTypeInteger:
+ v2 = (double) value2->u.i;
+ break;
+ case FcTypeDouble:
+ v2 = value2->u.d;
+ break;
+ default:
+ return -1.0;
+ }
+ v = v2 - v1;
if (v < 0)
v = -v;
return (double) v;
}
static double
-FcCompareString (char *object, FcValue value1, FcValue value2)
+FcCompareString (const char *object, FcValue *v1, FcValue *v2)
{
+ FcValue value1 = FcValueCanonicalize(v1), value2 = FcValueCanonicalize(v2);
if (value2.type != FcTypeString || value1.type != FcTypeString)
return -1.0;
return (double) FcStrCmpIgnoreCase (value1.u.s, value2.u.s) != 0;
}
static double
-FcCompareFamily (char *object, FcValue value1, FcValue value2)
+FcCompareFamily (const char *object, FcValue *v1, FcValue *v2)
{
+ FcValue value1 = FcValueCanonicalize(v1), value2 = FcValueCanonicalize(v2);
if (value2.type != FcTypeString || value1.type != FcTypeString)
return -1.0;
return (double) FcStrCmpIgnoreBlanksAndCase (value1.u.s, value2.u.s) != 0;
}
static double
-FcCompareLang (char *object, FcValue value1, FcValue value2)
+FcCompareLang (const char *object, FcValue *v1, FcValue *v2)
{
FcLangResult result;
+ FcValue value1 = FcValueCanonicalize(v1), value2 = FcValueCanonicalize(v2);
switch (value1.type) {
case FcTypeLangSet:
result = FcLangSetCompare (value1.u.l, value2.u.l);
break;
case FcTypeString:
- result = FcLangSetHasLang (value1.u.l, value2.u.s);
+ result = FcLangSetHasLang (value1.u.l,
+ value2.u.s);
break;
default:
return -1.0;
result = FcLangSetHasLang (value2.u.l, value1.u.s);
break;
case FcTypeString:
- result = FcLangCompare (value1.u.s, value2.u.s);
+ result = FcLangCompare (value1.u.s,
+ value2.u.s);
break;
default:
return -1.0;
}
static double
-FcCompareBool (char *object, FcValue value1, FcValue value2)
+FcCompareBool (const char *object, FcValue *value1, FcValue *value2)
{
- if (value2.type != FcTypeBool || value1.type != FcTypeBool)
+ if (value2->type != FcTypeBool || value1->type != FcTypeBool)
return -1.0;
- return (double) value2.u.b != value1.u.b;
+ return (double) value2->u.b != value1->u.b;
}
static double
-FcCompareCharSet (char *object, FcValue value1, FcValue value2)
+FcCompareCharSet (const char *object, FcValue *v1, FcValue *v2)
{
+ FcValue value1 = FcValueCanonicalize(v1), value2 = FcValueCanonicalize(v2);
+
if (value2.type != FcTypeCharSet || value1.type != FcTypeCharSet)
return -1.0;
return (double) FcCharSetSubtractCount (value1.u.c, value2.u.c);
}
static double
-FcCompareSize (char *object, FcValue value1, FcValue value2)
+FcCompareSize (const char *object, FcValue *value1, FcValue *value2)
{
double v1, v2, v;
- switch (value1.type) {
+ switch (value1->type) {
case FcTypeInteger:
- v1 = value1.u.i;
+ v1 = value1->u.i;
break;
case FcTypeDouble:
- v1 = value1.u.d;
+ v1 = value1->u.d;
break;
default:
return -1;
}
- switch (value2.type) {
+ switch (value2->type) {
case FcTypeInteger:
- v2 = value2.u.i;
+ v2 = value2->u.i;
break;
case FcTypeDouble:
- v2 = value2.u.d;
+ v2 = value2->u.d;
break;
default:
return -1;
}
typedef struct _FcMatcher {
- char *object;
- double (*compare) (char *object, FcValue value1, FcValue value2);
+ const char *object;
+ double (*compare) (const char *object, FcValue *value1, FcValue *value2);
int strong, weak;
} FcMatcher;
static FcMatcher _FcMatchers [] = {
{ FC_FOUNDRY, FcCompareString, 0, 0 },
#define MATCH_FOUNDRY 0
+#define MATCH_FOUNDRY_INDEX 0
{ FC_CHARSET, FcCompareCharSet, 1, 1 },
#define MATCH_CHARSET 1
+#define MATCH_CHARSET_INDEX 1
{ FC_FAMILY, FcCompareFamily, 2, 4 },
#define MATCH_FAMILY 2
+#define MATCH_FAMILY_STRONG_INDEX 2
+#define MATCH_FAMILY_WEAK_INDEX 4
{ FC_LANG, FcCompareLang, 3, 3 },
#define MATCH_LANG 3
+#define MATCH_LANG_INDEX 3
- { FC_SPACING, FcCompareInteger, 5, 5 },
+ { FC_SPACING, FcCompareNumber, 5, 5 },
#define MATCH_SPACING 4
+#define MATCH_SPACING_INDEX 5
{ FC_PIXEL_SIZE, FcCompareSize, 6, 6 },
#define MATCH_PIXEL_SIZE 5
+#define MATCH_PIXEL_SIZE_INDEX 6
{ FC_STYLE, FcCompareString, 7, 7 },
#define MATCH_STYLE 6
+#define MATCH_STYLE_INDEX 7
- { FC_SLANT, FcCompareInteger, 8, 8 },
+ { FC_SLANT, FcCompareNumber, 8, 8 },
#define MATCH_SLANT 7
+#define MATCH_SLANT_INDEX 8
- { FC_WEIGHT, FcCompareInteger, 9, 9 },
+ { FC_WEIGHT, FcCompareNumber, 9, 9 },
#define MATCH_WEIGHT 8
+#define MATCH_WEIGHT_INDEX 9
- { FC_ANTIALIAS, FcCompareBool, 10, 10 },
-#define MATCH_ANTIALIAS 9
+ { FC_WIDTH, FcCompareNumber, 10, 10 },
+#define MATCH_WIDTH 9
+#define MATCH_WIDTH_INDEX 10
- { FC_RASTERIZER, FcCompareString, 11, 11 },
-#define MATCH_RASTERIZER 10
+ { FC_ANTIALIAS, FcCompareBool, 11, 11 },
+#define MATCH_ANTIALIAS 10
+#define MATCH_ANTIALIAS_INDEX 11
- { FC_OUTLINE, FcCompareBool, 12, 12 },
-#define MATCH_OUTLINE 11
+ { FC_RASTERIZER, FcCompareString, 12, 12 },
+#define MATCH_RASTERIZER 11
+#define MATCH_RASTERIZER_INDEX 12
+
+ { FC_OUTLINE, FcCompareBool, 13, 13 },
+#define MATCH_OUTLINE 12
+#define MATCH_OUTLINE_INDEX 13
- { FC_FONTVERSION, FcCompareInteger, 13, 13 },
-#define MATCH_FONTVERSION 12
+ { FC_FONTVERSION, FcCompareNumber, 14, 14 },
+#define MATCH_FONTVERSION 13
+#define MATCH_FONTVERSION_INDEX 14
};
-#define NUM_MATCH_VALUES 14
+#define NUM_MATCH_VALUES 15
static FcBool
FcCompareValueList (const char *object,
- FcValueList *v1orig, /* pattern */
- FcValueList *v2orig, /* target */
+ FcValueListPtr v1orig, /* pattern */
+ FcValueListPtr v2orig, /* target */
FcValue *bestValue,
double *value,
FcResult *result)
{
- FcValueList *v1, *v2;
+ FcValueListPtr v1, v2;
double v, best, bestStrong, bestWeak;
int i;
int j;
case 'p':
i = MATCH_PIXEL_SIZE; break;
case 'w':
- i = MATCH_WEIGHT; break;
+ switch (FcToLower (object[1])) {
+ case 'i':
+ i = MATCH_WIDTH; break;
+ case 'e':
+ i = MATCH_WEIGHT; break;
+ }
+ break;
case 'r':
i = MATCH_RASTERIZER; break;
case 'o':
(FcChar8 *) object) != 0)
{
if (bestValue)
- *bestValue = v2orig->value;
+ *bestValue = FcValueCanonicalize(&FcValueListPtrU(v2orig)->value);
return FcTrue;
}
#if 0
bestStrong = 1e99;
bestWeak = 1e99;
j = 0;
- for (v1 = v1orig; v1; v1 = v1->next)
+ for (v1 = v1orig; FcValueListPtrU(v1);
+ v1 = FcValueListPtrU(v1)->next)
{
- for (v2 = v2orig; v2; v2 = v2->next)
+ for (v2 = v2orig; FcValueListPtrU(v2);
+ v2 = FcValueListPtrU(v2)->next)
{
v = (*_FcMatchers[i].compare) (_FcMatchers[i].object,
- v1->value,
- v2->value);
+ &FcValueListPtrU(v1)->value,
+ &FcValueListPtrU(v2)->value);
if (v < 0)
{
*result = FcResultTypeMismatch;
if (v < best)
{
if (bestValue)
- *bestValue = v2->value;
+ *bestValue = FcValueCanonicalize(&FcValueListPtrU(v2)->value);
best = v;
}
- if (v1->binding == FcValueBindingStrong)
+ if (FcValueListPtrU(v1)->binding == FcValueBindingStrong)
{
if (v < bestStrong)
bestStrong = v;
i2 = 0;
while (i1 < pat->num && i2 < fnt->num)
{
- i = strcmp (pat->elts[i1].object, fnt->elts[i2].object);
+ i = FcObjectPtrCompare((FcPatternEltU(pat->elts)+i1)->object,
+ (FcPatternEltU(fnt->elts)+i2)->object);
if (i > 0)
i2++;
else if (i < 0)
i1++;
else
{
- if (!FcCompareValueList (pat->elts[i1].object,
- pat->elts[i1].values,
- fnt->elts[i2].values,
+ if (!FcCompareValueList (FcObjectPtrU((FcPatternEltU(pat->elts)+i1)->object),
+ (FcPatternEltU(pat->elts)+i1)->values,
+ (FcPatternEltU(fnt->elts)+i2)->values,
0,
value,
result))
return 0;
for (i = 0; i < font->num; i++)
{
- fe = &font->elts[i];
- pe = FcPatternFindElt (pat, fe->object);
+ fe = FcPatternEltU(font->elts)+i;
+ pe = FcPatternFindElt (pat, FcObjectPtrU(fe->object));
if (pe)
{
- if (!FcCompareValueList (pe->object, pe->values,
+ if (!FcCompareValueList (FcObjectPtrU(pe->object), pe->values,
fe->values, &v, 0, &result))
{
FcPatternDestroy (new);
}
}
else
- v = fe->values->value;
- FcPatternAdd (new, fe->object, v, FcFalse);
+ v = FcValueCanonicalize(&FcValueListPtrU(fe->values)->value);
+ FcPatternAdd (new, FcObjectPtrU(fe->object), v, FcFalse);
}
for (i = 0; i < pat->num; i++)
{
- pe = &pat->elts[i];
- fe = FcPatternFindElt (font, pe->object);
+ pe = FcPatternEltU(pat->elts)+i;
+ fe = FcPatternFindElt (font, FcObjectPtrU(pe->object));
if (!fe)
- FcPatternAdd (new, pe->object, pe->values->value, FcTrue);
+ FcPatternAdd (new, FcObjectPtrU(pe->object),
+ FcValueCanonicalize(&FcValueListPtrU(pe->values)->value), FcTrue);
}
FcConfigSubstituteWithPat (config, new, pat, FcMatchFont);
return new;
{
config = FcConfigGetCurrent ();
if (!config)
+ {
+ *result = FcResultOutOfMemory;
return 0;
+ }
}
for (set = 0; set < nsets; set++)
{
int set;
int f;
int i;
+ int nPatternLang;
+ FcBool *patternLangSat;
+ FcValue patternLang;
if (FcDebug () & FC_DBG_MATCH)
{
}
if (!nnodes)
goto bail0;
+
+ for (nPatternLang = 0;
+ FcPatternGet (p, FC_LANG, nPatternLang, &patternLang) == FcResultMatch;
+ nPatternLang++)
+ ;
+
/* freed below */
- nodes = malloc (nnodes * sizeof (FcSortNode) + nnodes * sizeof (FcSortNode *));
+ nodes = malloc (nnodes * sizeof (FcSortNode) +
+ nnodes * sizeof (FcSortNode *) +
+ nPatternLang * sizeof (FcBool));
if (!nodes)
goto bail0;
nodeps = (FcSortNode **) (nodes + nnodes);
+ patternLangSat = (FcBool *) (nodeps + nnodes);
new = nodes;
nodep = nodeps;
qsort (nodeps, nnodes, sizeof (FcSortNode *),
FcSortCompare);
+
+ for (i = 0; i < nPatternLang; i++)
+ patternLangSat[i] = FcFalse;
+
+ for (f = 0; f < nnodes; f++)
+ {
+ FcBool satisfies = FcFalse;
+ /*
+ * If this node matches any language, go check
+ * which ones and satisfy those entries
+ */
+ if (nodeps[f]->score[MATCH_LANG_INDEX] < nPatternLang)
+ {
+ for (i = 0; i < nPatternLang; i++)
+ {
+ FcValue nodeLang;
+
+ if (!patternLangSat[i] &&
+ FcPatternGet (p, FC_LANG, i, &patternLang) == FcResultMatch &&
+ FcPatternGet (nodeps[f]->pattern, FC_LANG, 0, &nodeLang) == FcResultMatch)
+ {
+ double compare = FcCompareLang (FC_LANG, &patternLang,
+ &nodeLang);
+ if (compare >= 0 && compare < 2)
+ {
+ if (FcDebug () & FC_DBG_MATCHV)
+ {
+ FcChar8 *family;
+ FcChar8 *style;
+
+ if (FcPatternGetString (nodeps[f]->pattern, FC_FAMILY, 0, &family) == FcResultMatch &&
+ FcPatternGetString (nodeps[f]->pattern, FC_STYLE, 0, &style) == FcResultMatch)
+ printf ("Font %s:%s matches language %d\n", family, style, i);
+ }
+ patternLangSat[i] = FcTrue;
+ satisfies = FcTrue;
+ break;
+ }
+ }
+ }
+ }
+ if (!satisfies)
+ nodeps[f]->score[MATCH_LANG_INDEX] = 1000.0;
+ }
+
+ /*
+ * Re-sort once the language issues have been settled
+ */
+ qsort (nodeps, nnodes, sizeof (FcSortNode *),
+ FcSortCompare);
ret = FcFontSetCreate ();
if (!ret)