Simple rich text editor in Android

How can I implement an editor with font st开发者_StackOverflow中文版yles, sizes and colors in Android. And how can I save the note and open it after creating the note with all these styles.

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Why don't you store it as HTML? :) Simple as that.

if you want to complicate it a bit, you should store all Spannable data as XML and while parse it and restore the styles when displaying it back.