ContinuumIO/bokeh — pull request #438 by bikramjeet (2014-03-20 13:22:08+00:00)
Title: [WIP] Display Pinch zoom and Pinch Box Zoom button on touch devices

The functionality of pinch zoom is yet to be added. Displaying of the Pinch Zoom and Pinch Box Zoom only on touch devices is implemented. The behaviour is currently same as the box zoom.