Legacy Documentation: Version 5.0
Standalone Input Module
Audio

Touch Input Module

Suggest a change

Success!

Thank you for helping us improve the quality of Unity Documentation. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable.

Close

Sumbission failed

For some reason your suggested change could not be submitted. Please try again in a few minutes. And thank you for taking the time to help us improve the quality of Unity Documentation.

Close

Cancel

This module is designed to work with touch devices. It sends pointer events for touching and dragging in response to user input. The module supports multitouch.

The module uses the scene configured Raycasters to calculate what element is currently being touched over. A raycast is issued for each current touch.

Properties

Property: Function:
Script

Details

The flow for the module is as follows:

  • For each touch event
    • If it is a new press
      • Send PointerEnter event (sent to every object up the hierarchy that can handle it)
      • Send PointerPress event
      • Cache the drag handler (first element in the hierarchy that can handle it)
      • Send BeginDrag event to the drag handler
      • Set the ‘Pressed’ object as Selected in the event system
    • If this is a continuing press
      • Process movment
      • Send DragEvent to the cached drag handler
      • Handle PointerEnter and PointerExit events if touch moves between objects
    • If this is a release
      • Send PointerUp event to the object that received the PointerPress
      • If the current hover object is the same as the PointerPress object send a PointerClick event
      • Send a Drop event if there was a drag handler cached
      • Send a EndDrag event to teh cached drag handler
Standalone Input Module
Audio