MotionLayout.MotionTracker

protected static interface MotionLayout.MotionTracker

androidx.constraintlayout.motion.widget.MotionLayout.MotionTracker

Subclasses can override to build test frameworks

Summary

Public methods
`abstract void`	`addMovement(MotionEvent event)`
`abstract void`	`clear()`
`abstract void`	`computeCurrentVelocity(int units)`
`abstract void`	`computeCurrentVelocity(int units, float maxVelocity)`
`abstract float`	`getXVelocity(int id)`
`abstract float`	`getXVelocity()`
`abstract float`	`getYVelocity()`
`abstract float`	`getYVelocity(int id)`
`abstract void`	`recycle()`

public abstract void addMovement (MotionEvent event)

Parameters
`event`	`MotionEvent`

public abstract void clear ()

public abstract void computeCurrentVelocity (int units)

Parameters
`units`	`int`

public abstract void computeCurrentVelocity (int units, 
                float maxVelocity)

Parameters
`units`	`int`
`maxVelocity`	`float`

public abstract float getXVelocity (int id)

Parameters
`id`	`int`

Returns
`float`

public abstract float getXVelocity ()

Returns
`float`

public abstract float getYVelocity ()

Returns
`float`

public abstract float getYVelocity (int id)

Parameters
`id`	`int`

Returns
`float`

public abstract void recycle ()