I\'m currently working on developing apps by using Google maps android API v2.
My code is as follows.
Suppose map has several markers and zoom up to show all markers in disp
With com.google.android.gms:play-services-maps:9.4.0 you can easily set min/max zoom. With GoogleMap.setMinZoomPreference() and GoogleMap.setMaxZoomPreference() you can set a prefered minimum and/or maximum zoom level. More see here.