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It allows you to instruct a TextView to let the text size expand or contract automatically to fill its layout based on the TextView's characteristics and boundaries. This setting makes it easier to optimize the text size on different screens with dynamic content.

A circular text view for Android Marshmallow.

An example project with animated TextView.

Sample Android application show how to set auto scroll in text view.

advanced-textview is a companion app for Advanced Android TextView talk, demonstrating:

• Animated CompoundDrawable
• Text shadow
• Custom font
• Gradient text
• Patterned text
• HTML.fromHtml()
• setFontFeatureSettings()
• Styled string
• AlignmentSpan
• ClickableSpan
• Rainbow span, animated
• Lined paper
• Emoji

This is a sample of handling hash tags that contain in a text,the tags are clickable and user can do specific actions for the corresponding hash tags.In this example we can change colour and also can give underline to hash tags according to the usecase.