1 files changed, 9 insertions, 35 deletions

diff --git a/lib/luavgl/src/font.c b/lib/luavgl/src/font.c
index 87e0bbef..7751e0c7 100644
--- a/lib/luavgl/src/font.c
+++ b/lib/luavgl/src/font.c
@@ -1,49 +1,23 @@
 #include "luavgl.h"
 #include "private.h"
 
-static char *to_lower(char *str)
-{
-  for (char *s = str; *s; ++s)
-    *s = *s >= 'A' && *s <= 'Z' ? *s | 0x60 : *s;
-  return str;
-}
-
-static char *luavgl_strchr(const char *s, char c)
-{
-  while (*s) {
-    if (c == *s) {
-      return (char *)s;
-    }
-    s++;
-  }
-  return NULL;
-}
-
-/**
- * Dynamic font family fallback is not supported.
- * The fallback only happen when font creation fails and continue to try next
- * one. Fallback logic in lvgl is supposed to be system wide.
- *
- * lvgl.Font("MiSansW medium, montserrat", 24, "normal")
- */
 static int luavgl_font_create(lua_State *L)
 {
-
   if (!lua_isstring(L, 1)) {
     return luaL_argerror(L, 1, "expect string");
   }
-  const char *name = lua_tostring(L, 1);
-  const lv_font_t *font = NULL;
+  if (!lua_isfunction(L, 2)) {
+    return luaL_argerror(L, 1, "expect function");
+  }
 
   luavgl_ctx_t *ctx = luavgl_context(L);
-  if (ctx->make_font) {
-    font = ctx->make_font(name);
+  if (!ctx->make_font) {
+    return luaL_error(L, "cannot create font");
   }
 
-  if (font) {
-    lua_pushlightuserdata(L, (void *)font);
-    return 1;
-  }
+  const char *name = lua_tostring(L, 1);
+  int cb_ref = luaL_ref(L, LUA_REGISTRYINDEX);
+  ctx->make_font(L, name, cb_ref);
 
-  return luaL_error(L, "cannot create font");
+  return 0;
 }