I made an similar implementation of this here: https://github.com/cncool/SlideSelection https://github.com/cncool/SlideSelection It uses two fingers to select

I made an similar implementation of this here: https://github.com/cncool/SlideSelection https://github.com/cncool/SlideSelection It uses two fingers to select text because I couldn't figure out how to detect when the shift key was pressed.