The toolbar on the top part of the screen also includes a button to mirror the drawing view without mirroring the actual drawing. The drawing canvas can be both zoomed and rotated using the sliders on the navigator or the hotkeys configured on the keyboard. The user interface allows multiple documents to be opened at the same time. SAI is a lightweight painting application. ( February 2023) ( Learn how and when to remove this template message) Unsourced material may be challenged and removed. Please help improve this section by adding citations to reliable sources.