improve the logic around default font

Author: broken1arrow

Item Creator/src/main/java/org/broken/arrow/library/itemcreator/meta/map/font/MapFontWrapper.java

@@ -248,8 +248,9 @@ public boolean isValid(@Nonnull String text) {
      * @return A new {@link MapFont} populated with character sprites from this wrapper.
      */
     public MapFont getMapFont() {
-        if (chars.isEmpty())
-            return MinecraftFont.Font;
+        if (chars.isEmpty()) {
+            return new MinecraftFont();
+        }
         MapFont mapFont = new MapFont();
         chars.forEach((character, characterSprite) -> mapFont.setChar(character, characterSprite.getCharacterSprite()));
         return mapFont;

Item Creator/src/main/java/org/broken/arrow/library/itemcreator/meta/map/pixel/TextOverlay.java

@@ -59,9 +59,6 @@ public void setMapFont(final char ch, @Nonnull final CharacterSprite sprite) {
      * @param font the {@link Font} representing the custom character sprite.
      */
     public void setMapFont(final char[] chars, @Nonnull final Font font) {
-        BufferedImage workImg = new BufferedImage(32, 32, BufferedImage.TYPE_INT_ARGB);
-        Graphics2D g = workImg.createGraphics();
-        g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
         for (char charter : chars) {
             mapFontWrapper.setChar(charter, font);
         }