TypefaceHelper.java 文件源码

@Nullable
public static Typeface getBold(@NonNull Context context) {
    try {
        if (!mTypefaces.containsKey(BOLD) || mTypefaces.get(BOLD).get() == null) {
            Typeface typeface = Typeface.createFromAsset(
                    context.getAssets(), "fonts/Font-Bold.ttf");
            mTypefaces.put(BOLD, new WeakReference<>(typeface));
        }
        return mTypefaces.get(BOLD).get();
    } catch (Exception e) {
        return null;
    }
}