Google Android 2.3.4 Users Guide - Manual (Page 289)

Gallery 289
AUG-2.3.4-106 Android User’s Guide
Rotate a picture
1 Touch a picture to view the controls and touch Menu.
2 Touch More.
A menu opens with tools for working with the picture.
3 Touch Rotate left or Rotate right.
The picture is saved with the new orientation.
Use a picture as a contact icon or as Home screen wallpaper
1 Touch the picture to view the controls and touch Menu.
2 Touch More.
3 Touch Set as.
If you touch Contact icon, you’re prompted to select the contact to associate
with the picture and then crop the picture.
If you touch Wallpaper, you’re prompted to crop the picture.