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Dieter Hsu 3cbd098e7a Implement multi-finger multi-tap gesture matchers for accessibility

This matcher would detect following gestures when accessibility flag
flagRequestMultiFingerGestures enabled:

- 2-finger single tap
- 2-finger double tap
- 2-finger triple tap
- 3-finger single tap
- 3-finger double tap
- 3-finger triple tap

Bug: 142277684
Bug: 142276516
Bug: 136131815
Test: atest AccessibilityGestureDetectorTest TouchExplorerTest GestureManifoldTest

Change-Id: I0aa6e858520d0b36c81df6fe08fd86d7d0803d5a

2020-01-28 13:24:12 -08:00

AccessibilityButtonController.java

Replace com.android.internal.util.Preconditions.checkNotNull with

2019-12-31 14:07:40 +00:00

AccessibilityGestureEvent.aidl

Rename AccessibilityGestureInfo

2019-09-03 16:36:36 +08:00

AccessibilityGestureEvent.java

Implement multi-finger multi-tap gesture matchers for accessibility

2020-01-28 13:24:12 -08:00

AccessibilityService.java

Implement multi-finger multi-tap gesture matchers for accessibility