V Select   H Pan   D Edit Districts   W Edit Walls   S Edit Landscape

Scroll Zoom   Space+Drag Pan

Ctrl+Z Undo   Ctrl+Y Redo

Select: click to select, drag to move district.

Edit Districts: drag handles to reshape. Click edge midpoint to add a point. Right-click to delete.

Edit Walls: drag handles to reshape. Ctrl+click edge to add point. Right-click point to remove. Shift+click edge to add gate. Drag ◆ to move gate. Right-click ◆ to remove gate.

Del Delete selected district. Click + (Districts) to add one. Esc to cancel.

Landmarks: pick type, click +, then click a district. One per district.