[Feature Request][Next Steps] Further support for mixed RTL and LTR text

[PrinOrange]

Although this project provides basic support for RTL layout, it is only effective in pure RTL language mode, and cannot handle the problem of mixing RTL text with LTR text well.
Imagine the following situation:

• Chinese and English are mixed, because both Chinese and English are LTR texts, so LTR mode can be used directly
• An Arabic text is mixed with a few English words or sentences. At this time, the text is in RTL mode, but for English words, the original order of letters must be maintained, and RTL cannot be applied.
• An English article is mixed with a few Arabic words or sentences. Similarly, the correct writing order should be maintained for Arabic.
• For articles with a similar proportion of English text and Arabic text, such as English and Arabic translation and comparison texts, then it involves not only adjusting a certain word or sentence, but also adjusting the entire layout.

So I will take time to focus on solving this problem later.