Saving Google Map for off-line use

I would like to save a Google map for off-line use.

I am using the Google Maps V2 library and GoogleMapsExtras.

I am able to save maps for off-line use using the Google Maps App. I test by putting my phone in airplane mode, I'm still able to view the saved map area, if I scroll to the boundary the map shows white – not loading new map data.

I use this procedure with the Google Maps App:

View attachment 46472

Can I accomplish the same thing, saving a map area for off-line use,...

Saving Google Map for off-line use

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