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Get variable font selection working on coretext

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Kovid Goyal
2024-05-10 21:50:24 +05:30
parent 69de414ba1
commit b44ffb9815
8 changed files with 228 additions and 70 deletions
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11
kitty/freetype.c
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@@ -288,15 +288,16 @@ face_from_descriptor(PyObject *descriptor, FONTS_DATA_HANDLE fg) {
if ((error = FT_Set_Named_Instance(self->face, index + 1))) return set_load_error(path, error);
}
PyObject *axes = PyDict_GetItemString(descriptor, "axes");
if (axes && PyList_GET_SIZE(axes)) {
RAII_ALLOC(FT_Fixed, coords, malloc(sizeof(FT_Fixed) * PyList_GET_SIZE(axes)));
for (Py_ssize_t i = 0; i < PyList_GET_SIZE(axes); i++) {
PyObject *t = PyList_GET_ITEM(axes, i);
Py_ssize_t sz;
if (axes && (sz = PyTuple_GET_SIZE(axes))) {
RAII_ALLOC(FT_Fixed, coords, malloc(sizeof(FT_Fixed) * sz));
for (Py_ssize_t i = 0; i < sz; i++) {
PyObject *t = PyTuple_GET_ITEM(axes, i);
double val = PyFloat_AsDouble(t);
if (PyErr_Occurred()) return NULL;
coords[i] = (FT_Fixed)(val * 65536.0);
}
if ((error = FT_Set_Var_Design_Coordinates(self->face, PyList_GET_SIZE(axes), coords))) return set_load_error(path, error);
if ((error = FT_Set_Var_Design_Coordinates(self->face, sz, coords))) return set_load_error(path, error);
}
}
Py_XINCREF(retval);