void
FcDefaultSubstitute (FcPattern *pattern)
{
FcValue v;
int i;
if (FcPatternObjectGet (pattern, FC_WEIGHT_OBJECT, 0, &v) == FcResultNoMatch )
FcPatternObjectAddInteger (pattern, FC_WEIGHT_OBJECT, FC_WEIGHT_MEDIUM);
if (FcPatternObjectGet (pattern, FC_SLANT_OBJECT, 0, &v) == FcResultNoMatch)
FcPatternObjectAddInteger (pattern, FC_SLANT_OBJECT, FC_SLANT_ROMAN);
if (FcPatternObjectGet (pattern, FC_WIDTH_OBJECT, 0, &v) == FcResultNoMatch)
FcPatternObjectAddInteger (pattern, FC_WIDTH_OBJECT, FC_WIDTH_NORMAL);
for (i = 0; i < NUM_FC_BOOL_DEFAULTS; i++)
if (FcPatternObjectGet (pattern, FcBoolDefaults[i].field, 0, &v) == FcResultNoMatch)
FcPatternObjectAddBool (pattern, FcBoolDefaults[i].field, FcBoolDefaults[i].value);
if (FcPatternObjectGet (pattern, FC_PIXEL_SIZE_OBJECT, 0, &v) == FcResultNoMatch)
{
double dpi, size, scale;
if (FcPatternObjectGetDouble (pattern, FC_SIZE_OBJECT, 0, &size) != FcResultMatch)
{
size = 12.0;
(void) FcPatternObjectDel (pattern, FC_SIZE_OBJECT);
FcPatternObjectAddDouble (pattern, FC_SIZE_OBJECT, size);
}
if (FcPatternObjectGetDouble (pattern, FC_SCALE_OBJECT, 0, &scale) != FcResultMatch)
{
scale = 1.0;
(void) FcPatternObjectDel (pattern, FC_SCALE_OBJECT);
FcPatternObjectAddDouble (pattern, FC_SCALE_OBJECT, scale);
}
size *= scale;
if (FcPatternObjectGetDouble (pattern, FC_DPI_OBJECT, 0, &dpi) != FcResultMatch)
{
dpi = 75.0;
(void) FcPatternObjectDel (pattern, FC_DPI_OBJECT);
FcPatternObjectAddDouble (pattern, FC_DPI_OBJECT, dpi);
}
size *= dpi / 72.0;
FcPatternObjectAddDouble (pattern, FC_PIXEL_SIZE_OBJECT, size);
}
if (FcPatternObjectGet (pattern, FC_LANG_OBJECT, 0, &v) == FcResultNoMatch)
{
FcPatternObjectAddString (pattern, FC_LANG_OBJECT, FcGetDefaultLang ());
}
if (FcPatternObjectGet (pattern, FC_FONTVERSION_OBJECT, 0, &v) == FcResultNoMatch)
{
FcPatternObjectAddInteger (pattern, FC_FONTVERSION_OBJECT, 0x7fffffff);
}
if (FcPatternObjectGet (pattern, FC_HINT_STYLE_OBJECT, 0, &v) == FcResultNoMatch)
{
FcPatternObjectAddInteger (pattern, FC_HINT_STYLE_OBJECT, FC_HINT_FULL);
}
}
void FcDefaultSubstitute(FcPattern *pattern) {
FcValue v, namelang, v2;
int i;
if (FcPatternObjectGet(pattern, FC_WEIGHT_OBJECT, 0, &v) == FcResultNoMatch)
FcPatternObjectAddInteger(pattern, FC_WEIGHT_OBJECT, FC_WEIGHT_NORMAL);
if (FcPatternObjectGet(pattern, FC_SLANT_OBJECT, 0, &v) == FcResultNoMatch)
FcPatternObjectAddInteger(pattern, FC_SLANT_OBJECT, FC_SLANT_ROMAN);
if (FcPatternObjectGet(pattern, FC_WIDTH_OBJECT, 0, &v) == FcResultNoMatch)
FcPatternObjectAddInteger(pattern, FC_WIDTH_OBJECT, FC_WIDTH_NORMAL);
for (i = 0; i < NUM_FC_BOOL_DEFAULTS; i++)
if (FcPatternObjectGet(pattern, FcBoolDefaults[i].field, 0, &v)
== FcResultNoMatch)
FcPatternObjectAddBool(pattern, FcBoolDefaults[i].field,
FcBoolDefaults[i].value);
if (FcPatternObjectGet(pattern, FC_PIXEL_SIZE_OBJECT, 0, &v)
== FcResultNoMatch) {
double dpi, size, scale;
if (FcPatternObjectGetDouble(pattern, FC_SIZE_OBJECT, 0, &size)
!= FcResultMatch) {
size = 12.0;
(void)FcPatternObjectDel(pattern, FC_SIZE_OBJECT);
FcPatternObjectAddDouble(pattern, FC_SIZE_OBJECT, size);
}
if (FcPatternObjectGetDouble(pattern, FC_SCALE_OBJECT, 0, &scale)
!= FcResultMatch) {
scale = 1.0;
(void)FcPatternObjectDel(pattern, FC_SCALE_OBJECT);
FcPatternObjectAddDouble(pattern, FC_SCALE_OBJECT, scale);
}
size *= scale;
if (FcPatternObjectGetDouble(pattern, FC_DPI_OBJECT, 0, &dpi)
!= FcResultMatch) {
dpi = 75.0;
(void)FcPatternObjectDel(pattern, FC_DPI_OBJECT);
FcPatternObjectAddDouble(pattern, FC_DPI_OBJECT, dpi);
}
size *= dpi / 72.0;
FcPatternObjectAddDouble(pattern, FC_PIXEL_SIZE_OBJECT, size);
}
if (FcPatternObjectGet(pattern, FC_FONTVERSION_OBJECT, 0, &v)
== FcResultNoMatch) {
FcPatternObjectAddInteger(pattern, FC_FONTVERSION_OBJECT, 0x7fffffff);
}
if (FcPatternObjectGet(pattern, FC_HINT_STYLE_OBJECT, 0, &v)
== FcResultNoMatch) {
FcPatternObjectAddInteger(pattern, FC_HINT_STYLE_OBJECT, FC_HINT_FULL);
}
if (FcPatternObjectGet(pattern, FC_NAMELANG_OBJECT, 0, &v)
== FcResultNoMatch) {
FcPatternObjectAddString(pattern, FC_NAMELANG_OBJECT,
FcGetDefaultLang());
}
/* shouldn't be failed. */
FcPatternObjectGet(pattern, FC_NAMELANG_OBJECT, 0, &namelang);
/* Add a fallback to ensure the english name when the requested language
* isn't available. this would helps for the fonts that have non-English
* name at the beginning.
*/
/* Set "en-us" instead of "en" to avoid giving higher score to "en".
* This is a hack for the case that the orth is not like ll-cc, because,
* if no namelang isn't explicitly set, it will has something like ll-cc
* according to current locale. which may causes FcLangDifferentTerritory
* at FcLangCompare(). thus, the English name is selected so that
* exact matched "en" has higher score than ll-cc.
*/
v2.type = FcTypeString;
v2.u.s = (FcChar8 *)"en-us";
if (FcPatternObjectGet(pattern, FC_FAMILYLANG_OBJECT, 0, &v)
== FcResultNoMatch) {
FcPatternObjectAdd(pattern, FC_FAMILYLANG_OBJECT, namelang, FcTrue);
FcPatternObjectAddWithBinding(pattern, FC_FAMILYLANG_OBJECT, v2,
FcValueBindingWeak, FcTrue);
}
if (FcPatternObjectGet(pattern, FC_STYLELANG_OBJECT, 0, &v)
== FcResultNoMatch) {
FcPatternObjectAdd(pattern, FC_STYLELANG_OBJECT, namelang, FcTrue);
FcPatternObjectAddWithBinding(pattern, FC_STYLELANG_OBJECT, v2,
FcValueBindingWeak, FcTrue);
}
if (FcPatternObjectGet(pattern, FC_FULLNAMELANG_OBJECT, 0, &v)
== FcResultNoMatch) {
FcPatternObjectAdd(pattern, FC_FULLNAMELANG_OBJECT, namelang, FcTrue);
FcPatternObjectAddWithBinding(pattern, FC_FULLNAMELANG_OBJECT, v2,
FcValueBindingWeak, FcTrue);
}
if (FcPatternObjectGet(pattern, FC_PRGNAME_OBJECT, 0, &v)
== FcResultNoMatch) {
FcChar8 *prgname = FcGetPrgname();
if (prgname)
FcPatternObjectAddString(pattern, FC_PRGNAME_OBJECT, prgname);
}
}
