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Implement spec based selection for variable fonts

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Kovid Goyal
2024-05-10 10:34:41 +05:30
parent 6d751b94f6
commit c1828fa2a4
5 changed files with 145 additions and 40 deletions
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5
kitty/fontconfig.c
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@@ -178,7 +178,7 @@ pattern_as_dict(FcPattern *pat) {
#define S(which, key) G(FcChar8*, FcPatternGetString, which, PS, key, PyUnicode_FromString(""))
#define LS(which, key) L(FcChar8*, FcPatternGetString, which, PS, key)
#define I(which, key) G(int, FcPatternGetInteger, which, PyLong_FromLong, key, PyLong_FromUnsignedLong(0))
#define B(which, key) G(int, FcPatternGetBool, which, pybool, key, increment_and_return(Py_False))
#define B(which, key) G(FcBool, FcPatternGetBool, which, pybool, key, increment_and_return(Py_False))
#define E(which, key, conv) G(int, FcPatternGetInteger, which, conv, key, PyLong_FromUnsignedLong(0))
S(FC_FILE, path);
S(FC_FAMILY, family);
@@ -187,6 +187,7 @@ pattern_as_dict(FcPattern *pat) {
S(FC_POSTSCRIPT_NAME, postscript_name);
LS(FC_FONT_FEATURES, fontfeatures);
B(FC_VARIABLE, variable);
B(FC_NAMED_INSTANCE, named_instance);
I(FC_WEIGHT, weight);
I(FC_WIDTH, width)
I(FC_SLANT, slant);
@@ -244,7 +245,7 @@ fc_list(PyObject UNUSED *self, PyObject *args, PyObject *kw) {
}
if (spacing > -1) AP(FcPatternAddInteger, FC_SPACING, spacing, "spacing");
if (only_variable) AP(FcPatternAddBool, FC_VARIABLE, FcTrue, "variable");
os = FcObjectSetBuild(FC_FILE, FC_POSTSCRIPT_NAME, FC_FAMILY, FC_STYLE, FC_FULLNAME, FC_WEIGHT, FC_WIDTH, FC_SLANT, FC_HINT_STYLE, FC_INDEX, FC_HINTING, FC_SCALABLE, FC_OUTLINE, FC_COLOR, FC_SPACING, FC_VARIABLE, NULL);
os = FcObjectSetBuild(FC_FILE, FC_POSTSCRIPT_NAME, FC_FAMILY, FC_STYLE, FC_FULLNAME, FC_WEIGHT, FC_WIDTH, FC_SLANT, FC_HINT_STYLE, FC_INDEX, FC_HINTING, FC_SCALABLE, FC_OUTLINE, FC_COLOR, FC_SPACING, FC_VARIABLE, FC_NAMED_INSTANCE, NULL);
if (!os) { PyErr_SetString(PyExc_ValueError, "Failed to create fontconfig object set"); goto end; }
fs = FcFontList(NULL, pat, os);
if (!fs) { PyErr_SetString(PyExc_ValueError, "Failed to create fontconfig font set"); goto end; }