GENERAL

Ctrl + Z	Undo
Ctrl + Y	Redo
?	Show this help
Esc	Cancel current action

CANVAS

Scroll	Zoom in/out
Middle Click	Pan canvas
Alt + Click	Pan canvas
Double Click	Close polygon
Right Click	Undo last point

DRAWING

Click	Add point to polygon
Click on first point	Close polygon
Click on vertex	Drag to adjust
Click on room label	Edit name
Enter	Save inline edit

TIPS

• Rooms can be reordered by dragging in the sidebar
• After drawing one room, you can immediately start the next
• Export includes images for complete backup