Zoom Methods 
Each method uses MapMetricsMap.animateCamera, but with a different CameraUpdateFactory.
Zooming In 
kotlin
mapMetricsMap.animateCamera(CameraUpdateFactory.zoomIn())Zooming Out 
kotlin
mapMetricsMap.animateCamera(CameraUpdateFactory.zoomOut())Zoom By Some Amount of Zoom Levels 
kotlin
mapMetricsMap.animateCamera(CameraUpdateFactory.zoomBy(2.0))Zoom to a Zoom Level 
kotlin
mapMetricsMap.animateCamera(CameraUpdateFactory.zoomTo(2.0))Zoom to a Point 
kotlin
val view = window.decorView
mapMetricsMap.animateCamera(
    CameraUpdateFactory.zoomBy(
        1.0,
        Point(view.measuredWidth / 4, view.measuredHeight / 4)
    )
)