In chapter 19 of Jane Eyre, she wears a red cloak ... who is she in the article and what is the purpose of her dress?

In Jane Eyre, the man in the red cloak is actually Rochester. When it's Jane's turn to tell her fortune, Jane Eyre discovers that the mysterious Jeep village person is Rochester. The purpose of his doing this is to test Jane Eyre's feelings for him.

This paragraph is described like this. When I came in, the library looked quiet, and a witch was sitting in an easy chair in the corner of the chimney. He is wearing a red cloak and a black hat. Or a wide-brimmed gypsy hat. Tie a handkerchief to your chin. There is an extinguished candle on the table. He leaned over the stove, as if reading a little black book like a prayer book in the firelight. When reading, I read aloud like most old women.

The above paragraph is about Rochester in the library. Sun Ming Jane Eyre has noticed him.