[iOS] Zoom in or zoom out [Android] Zoom in or zoom out. Also used for text selection [Windows 8] No standard [Action] 
Double press
P r e s s
L o n g p r e s s
D o u b l e p r e s s
S m a l l s w i p e
L a r g e s w i p e
P i n c h / s p r e a d