TouchPhase 触摸状态

Enumeration

Describes phase of a finger touch.

描述手指触摸的状态。

Values值

• Began
  A finger touched the screen.
  手指已触摸屏幕。
• Moved
  A finger moved on the screen.
  手指在屏幕上移动。
• Stationary
  A finger is touching the screen but hasn't moved.
  手指触摸屏幕，但并没有移动。
• Ended
  A finger was lifted from the screen. This is the final phase of a touch.
  手指从屏幕上移开。这是一个触摸的最后状态。
• Canceled
  The system cancelled tracking for the touch, as when (for example) the user puts the device to her face or more than five touches happened simultaneously. This is the final phase of a touch.
  系统取消跟踪触摸，如用户把屏幕放到他脸上或超过五个接触同时发生。这是一个触摸的最后状态。