Use arrow keys to move the camera or activate the joystick from the menu.
You can zoom from the menu or press keyboard keys "Q" and "A".
To change the number of pieces select the horizontal and vertical amount from the menu and then press "Create".
The tax-collector's office, Pieter Brueghel the Younger
Saint Ambrose barring Theodosius, Anthony van Dyck
At the Edge of the Brook, Bouguereau
The silent Madonna with Saint John the Baptist, Carracci