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[coretext] Fix copying of variations when creating hb-font

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Khaled Hosny 2025-02-12 12:36:21 +02:00 • committed by خالد حسني (Khaled Hosny)
parent 778acfc606
commit c07b22335f
1 changed files with 7 additions and 8 deletions
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15
src/hb-coretext-shape.cc
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@ -525,26 +525,25 @@ hb_coretext_font_create (CTFontRef ct_font)
{
CFIndex count = CFDictionaryGetCount (variations);
// Fetch them one by one and collect in a vector of our own.
const void *keys;
const void *values;
CFDictionaryGetKeysAndValues (variations, &keys, &values);
CFTypeRef *keys = (CFTypeRef*) hb_malloc (sizeof (CFTypeRef) * count);
CFTypeRef *values = (CFTypeRef*) hb_malloc (sizeof (CFTypeRef) * count);
CFDictionaryGetKeysAndValues (variations, keys, values);
hb_vector_t<hb_variation_t> vars;
for (CFIndex i = 0; i < count; i++)
{
CFNumberRef tag_number = (CFNumberRef) CFArrayGetValueAtIndex ((CFArrayRef) keys, i);
CFNumberRef value_number = (CFNumberRef) CFArrayGetValueAtIndex ((CFArrayRef) values, i);
int tag;
float value;
CFNumberGetValue (tag_number, kCFNumberIntType, &tag);
CFNumberGetValue (value_number, kCFNumberFloatType, &value);
CFNumberGetValue ((CFNumberRef) keys[i], kCFNumberIntType, &tag);
CFNumberGetValue ((CFNumberRef) values[i], kCFNumberFloatType, &value);
hb_variation_t var = {tag, value};
vars.push (var);
}
hb_font_set_variations (font, vars.arrayZ, vars.length);
hb_free (keys);
hb_free (values);
CFRelease (variations);
}