/*
- * $RCSId: xc/lib/fontconfig/src/fcmatch.c,v 1.20 2002/08/31 22:17:32 keithp Exp $
+ * fontconfig/src/fcmatch.c
*
* Copyright © 2000 Keith Packard
*
* 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
+ * documentation, and that the name of the author(s) not be used in
* advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
+ * specific, written prior permission. The authors make 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,
+ * THE AUTHOR(S) 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
+ * EVENT SHALL THE AUTHOR(S) 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
FcCompareNumber (FcValue *value1, FcValue *value2)
{
double v1, v2, v;
-
+
switch (value1->type) {
case FcTypeInteger:
v1 = (double) value1->u.i;
static double
FcCompareString (FcValue *v1, FcValue *v2)
{
- return (double) FcStrCmpIgnoreCase (fc_value_string(v1), fc_value_string(v2)) != 0;
+ return (double) FcStrCmpIgnoreCase (FcValueString(v1), FcValueString(v2)) != 0;
}
static double
FcCompareFamily (FcValue *v1, FcValue *v2)
{
- /* rely on the guarantee in FcPatternAddWithBinding that
+ /* rely on the guarantee in FcPatternObjectAddWithBinding that
* families are always FcTypeString. */
- const FcChar8* v1_string = fc_value_string(v1);
- const FcChar8* v2_string = fc_value_string(v2);
+ const FcChar8* v1_string = FcValueString(v1);
+ const FcChar8* v2_string = FcValueString(v2);
- if (FcToLower(*v1_string) != FcToLower(*v2_string))
+ if (FcToLower(*v1_string) != FcToLower(*v2_string) &&
+ *v1_string != ' ' && *v2_string != ' ')
return 1.0;
return (double) FcStrCmpIgnoreBlanksAndCase (v1_string, v2_string) != 0;
{
FcLangResult result;
FcValue value1 = FcValueCanonicalize(v1), value2 = FcValueCanonicalize(v2);
-
+
switch (value1.type) {
case FcTypeLangSet:
switch (value2.type) {
result = FcLangSetCompare (value1.u.l, value2.u.l);
break;
case FcTypeString:
- result = FcLangSetHasLang (value1.u.l,
+ result = FcLangSetHasLang (value1.u.l,
value2.u.s);
break;
default:
result = FcLangSetHasLang (value2.u.l, value1.u.s);
break;
case FcTypeString:
- result = FcLangCompare (value1.u.s,
+ result = FcLangCompare (value1.u.s,
value2.u.s);
break;
default:
static double
FcCompareBool (FcValue *v1, FcValue *v2)
{
- if (fc_storage_type(v2) != FcTypeBool || fc_storage_type(v1) != FcTypeBool)
+ if (v2->type != FcTypeBool || v1->type != FcTypeBool)
return -1.0;
return (double) v2->u.b != v1->u.b;
}
static double
FcCompareCharSet (FcValue *v1, FcValue *v2)
{
- return (double) FcCharSetSubtractCount (fc_value_charset(v1), fc_value_charset(v2));
+ return (double) FcCharSetSubtractCount (FcValueCharSet(v1), FcValueCharSet(v2));
}
static double
* each value, earlier values are more significant than
* later values
*/
-static FcMatcher _FcMatchers [] = {
+static const FcMatcher _FcMatchers [] = {
{ FC_FOUNDRY_OBJECT, FcCompareString, 0, 0 },
#define MATCH_FOUNDRY 0
-#define MATCH_FOUNDRY_INDEX 0
-
{ FC_CHARSET_OBJECT, FcCompareCharSet, 1, 1 },
#define MATCH_CHARSET 1
-#define MATCH_CHARSET_INDEX 1
-
{ FC_FAMILY_OBJECT, FcCompareFamily, 2, 4 },
#define MATCH_FAMILY 2
-#define MATCH_FAMILY_STRONG_INDEX 2
-#define MATCH_FAMILY_WEAK_INDEX 4
-
{ FC_LANG_OBJECT, FcCompareLang, 3, 3 },
#define MATCH_LANG 3
#define MATCH_LANG_INDEX 3
-
{ FC_SPACING_OBJECT, FcCompareNumber, 5, 5 },
#define MATCH_SPACING 4
-#define MATCH_SPACING_INDEX 5
-
{ FC_PIXEL_SIZE_OBJECT, FcCompareSize, 6, 6 },
#define MATCH_PIXEL_SIZE 5
-#define MATCH_PIXEL_SIZE_INDEX 6
-
{ FC_STYLE_OBJECT, FcCompareString, 7, 7 },
#define MATCH_STYLE 6
-#define MATCH_STYLE_INDEX 7
-
{ FC_SLANT_OBJECT, FcCompareNumber, 8, 8 },
#define MATCH_SLANT 7
-#define MATCH_SLANT_INDEX 8
-
{ FC_WEIGHT_OBJECT, FcCompareNumber, 9, 9 },
#define MATCH_WEIGHT 8
-#define MATCH_WEIGHT_INDEX 9
-
{ FC_WIDTH_OBJECT, FcCompareNumber, 10, 10 },
#define MATCH_WIDTH 9
-#define MATCH_WIDTH_INDEX 10
-
- { FC_ANTIALIAS_OBJECT, FcCompareBool, 11, 11 },
-#define MATCH_ANTIALIAS 10
-#define MATCH_ANTIALIAS_INDEX 11
-
- { FC_RASTERIZER_OBJECT, FcCompareString, 12, 12 },
-#define MATCH_RASTERIZER 11
-#define MATCH_RASTERIZER_INDEX 12
-
- { FC_OUTLINE_OBJECT, FcCompareBool, 13, 13 },
-#define MATCH_OUTLINE 12
-#define MATCH_OUTLINE_INDEX 13
-
- { FC_FONTVERSION_OBJECT, FcCompareNumber, 14, 14 },
-#define MATCH_FONTVERSION 13
-#define MATCH_FONTVERSION_INDEX 14
+ { FC_DECORATIVE_OBJECT, FcCompareBool, 11, 11 },
+#define MATCH_DECORATIVE 10
+ { FC_ANTIALIAS_OBJECT, FcCompareBool, 12, 12 },
+#define MATCH_ANTIALIAS 11
+ { FC_RASTERIZER_OBJECT, FcCompareString, 13, 13 },
+#define MATCH_RASTERIZER 12
+ { FC_OUTLINE_OBJECT, FcCompareBool, 14, 14 },
+#define MATCH_OUTLINE 13
+ { FC_FONTVERSION_OBJECT, FcCompareNumber, 15, 15 },
+#define MATCH_FONTVERSION 14
};
-#define NUM_MATCH_VALUES 15
+#define NUM_MATCH_VALUES 16
-static FcMatcher*
+static const FcMatcher*
FcObjectToMatcher (FcObject object)
{
int i;
i = MATCH_RASTERIZER; break;
case FC_OUTLINE_OBJECT:
i = MATCH_OUTLINE; break;
+ case FC_DECORATIVE_OBJECT:
+ i = MATCH_DECORATIVE; break;
}
if (i < 0)
FcValueListPtr v1, v2;
double v, best, bestStrong, bestWeak;
int j;
- FcMatcher *match = FcObjectToMatcher(object);
+ const FcMatcher *match = FcObjectToMatcher(object);
if (!match)
{
best = 1e99;
bestStrong = 1e99;
bestWeak = 1e99;
- j = 0;
+ j = 1;
for (v1 = v1orig; v1; v1 = FcValueListNext(v1))
{
for (v2 = v2orig; v2; v2 = FcValueListNext(v2))
*result = FcResultTypeMismatch;
return FcFalse;
}
- v = v * 100 + j;
+ v = v * 1000 + j;
if (v < best)
{
if (bestValue)
FcResult *result)
{
int i, i1, i2;
-
+
for (i = 0; i < NUM_MATCH_VALUES; i++)
value[i] = 0.0;
-
+
i1 = 0;
i2 = 0;
while (i1 < pat->num && i2 < fnt->num)
FcPatternElt *fe, *pe;
FcValue v;
FcResult result;
-
+
new = FcPatternCreate ();
if (!new)
return 0;
pe = FcPatternObjectFindElt (pat, fe->object);
if (pe)
{
- if (!FcCompareValueList (pe->object, FcPatternEltValues(pe),
+ if (!FcCompareValueList (pe->object, FcPatternEltValues(pe),
FcPatternEltValues(fe), &v, 0, &result))
{
FcPatternDestroy (new);
return new;
}
-FcPattern *
-FcFontSetMatch (FcConfig *config,
- FcFontSet **sets,
- int nsets,
- FcPattern *p,
- FcResult *result)
+static FcPattern *
+FcFontSetMatchInternal (FcConfig *config,
+ FcFontSet **sets,
+ int nsets,
+ FcPattern *p,
+ FcResult *result)
{
double score[NUM_MATCH_VALUES], bestscore[NUM_MATCH_VALUES];
int f;
printf ("Match ");
FcPatternPrint (p);
}
- if (!config)
- {
- config = FcConfigGetCurrent ();
- if (!config)
- return 0;
- }
for (set = 0; set < nsets; set++)
{
s = sets[set];
printf ("Best score");
for (i = 0; i < NUM_MATCH_VALUES; i++)
printf (" %g", bestscore[i]);
+ printf ("\n");
FcPatternPrint (best);
}
if (!best)
*result = FcResultNoMatch;
return 0;
}
- return FcFontRenderPrepare (config, p, best);
+ return best;
+}
+
+FcPattern *
+FcFontSetMatch (FcConfig *config,
+ FcFontSet **sets,
+ int nsets,
+ FcPattern *p,
+ FcResult *result)
+{
+ FcPattern *best;
+
+ if (!config)
+ {
+ config = FcConfigGetCurrent ();
+ if (!config)
+ return 0;
+ }
+ best = FcFontSetMatchInternal (config, sets, nsets, p, result);
+ if (best)
+ return FcFontRenderPrepare (config, p, best);
+ else
+ return NULL;
}
FcPattern *
FcFontMatch (FcConfig *config,
- FcPattern *p,
+ FcPattern *p,
FcResult *result)
{
FcFontSet *sets[2];
int nsets;
+ FcPattern *best;
if (!config)
{
sets[nsets++] = config->fonts[FcSetSystem];
if (config->fonts[FcSetApplication])
sets[nsets++] = config->fonts[FcSetApplication];
- return FcFontSetMatch (config, sets, nsets, p, result);
+
+ best = FcFontSetMatchInternal (config, sets, nsets, p, result);
+ if (best)
+ return FcFontRenderPrepare (config, p, best);
+ else
+ return NULL;
}
typedef struct _FcSortNode {
}
static FcBool
-FcSortWalk (FcSortNode **n, int nnode, FcFontSet *fs, FcCharSet **cs, FcBool trim, FcBool build_cs)
+FcSortWalk (FcSortNode **n, int nnode, FcFontSet *fs, FcCharSet **csp, FcBool trim)
{
- FcCharSet *ncs;
- FcSortNode *node;
+ FcBool ret = FcFalse;
+ FcCharSet *cs;
+
+ cs = 0;
+ if (trim || csp)
+ {
+ cs = FcCharSetCreate ();
+ if (cs == NULL)
+ goto bail;
+ }
while (nnode--)
{
- node = *n++;
- if (FcPatternGetCharSet (node->pattern, FC_CHARSET, 0, &ncs) ==
- FcResultMatch)
+ FcSortNode *node = *n++;
+ FcBool adds_chars = FcFalse;
+
+ /*
+ * Only fetch node charset if we'd need it
+ */
+ if (cs)
{
- /*
- * If this font isn't a subset of the previous fonts,
- * add it to the list
- */
- if (!trim || !*cs || !FcCharSetIsSubset (ncs, *cs))
+ FcCharSet *ncs;
+
+ if (FcPatternGetCharSet (node->pattern, FC_CHARSET, 0, &ncs) !=
+ FcResultMatch)
+ continue;
+
+ if (!FcCharSetMerge (cs, ncs, &adds_chars))
+ goto bail;
+ }
+
+ /*
+ * If this font isn't a subset of the previous fonts,
+ * add it to the list
+ */
+ if (!trim || adds_chars)
+ {
+ FcPatternReference (node->pattern);
+ if (FcDebug () & FC_DBG_MATCHV)
{
- if (trim || build_cs)
- {
- if (*cs)
- {
- ncs = FcCharSetUnion (ncs, *cs);
- if (!ncs)
- return FcFalse;
- FcCharSetDestroy (*cs);
- }
- else
- ncs = FcCharSetCopy (ncs);
- *cs = ncs;
- }
-
- FcPatternReference (node->pattern);
- if (FcDebug () & FC_DBG_MATCHV)
- {
- printf ("Add ");
- FcPatternPrint (node->pattern);
- }
- if (!FcFontSetAdd (fs, node->pattern))
- {
- FcPatternDestroy (node->pattern);
- return FcFalse;
- }
+ printf ("Add ");
+ FcPatternPrint (node->pattern);
+ }
+ if (!FcFontSetAdd (fs, node->pattern))
+ {
+ FcPatternDestroy (node->pattern);
+ goto bail;
}
}
}
- return FcTrue;
+ if (csp)
+ {
+ *csp = cs;
+ cs = 0;
+ }
+
+ ret = FcTrue;
+
+bail:
+ if (cs)
+ FcCharSetDestroy (cs);
+
+ return ret;
}
void
FcSortNode **nodeps, **nodep;
int nnodes;
FcSortNode *new;
- FcCharSet *cs;
int set;
int f;
int i;
}
if (!nnodes)
goto bail0;
-
+
for (nPatternLang = 0;
FcPatternGet (p, FC_LANG, nPatternLang, &patternLang) == FcResultMatch;
nPatternLang++)
;
/* freed below */
- nodes = malloc (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;
for (set = 0; set < nsets; set++)
}
nnodes = new - nodes;
-
+
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] < 200)
+ if (nodeps[f]->score[MATCH_LANG_INDEX] < 2000)
{
for (i = 0; i < nPatternLang; i++)
{
}
}
if (!satisfies)
- nodeps[f]->score[MATCH_LANG_INDEX] = 1000.0;
+ nodeps[f]->score[MATCH_LANG_INDEX] = 10000.0;
}
/*
if (!ret)
goto bail1;
- cs = 0;
-
- if (!FcSortWalk (nodeps, nnodes, ret, &cs, trim, (csp!=0)))
+ if (!FcSortWalk (nodeps, nnodes, ret, csp, trim))
goto bail2;
- if (csp)
- *csp = cs;
- else
- {
- if (cs)
- FcCharSetDestroy (cs);
- }
-
free (nodes);
if (FcDebug() & FC_DBG_MATCH)
return ret;
bail2:
- if (cs)
- FcCharSetDestroy (cs);
FcFontSetDestroy (ret);
bail1:
free (nodes);
FcFontSet *
FcFontSort (FcConfig *config,
- FcPattern *p,
+ FcPattern *p,
FcBool trim,
FcCharSet **csp,
FcResult *result)
sets[nsets++] = config->fonts[FcSetApplication];
return FcFontSetSort (config, sets, nsets, p, trim, csp, result);
}
+#define __fcmatch__
+#include "fcaliastail.h"
+#undef __fcmatch__