MOUSE AND KEYBOARD SHORTCUTS

General

Action	Shortcut
Pan	Hold MOUSE WHEEL or SPACEBAR while moving the mouse.
Zoom	CTRL or CMD + MOUSE WHEEL
Delete	DELETE or BACKSPACE
Back out	ESCAPE
Select Tool / Previous Tool	X
Undo	CTRL+Z/CMD+Z
Redo	CTRL+Y/CMD+Y
Brush size up	MOUSE WHEEL or ]
Brush size down	MOUSE WHEEL or [
Toggle grid	G
Toggle snap	S
Level up	PAGE UP
Level down	PAGE DOWN
User Layer 1 (V.1.2.0.0 and later)	1
User Layer 2 (V.1.2.0.0 and later)	2
User Layer 3 (V.1.2.0.0 and later)	3
User Layer 4 (V.1.2.0.0 and later)	4
Above Walls (V.1.2.0.0 and later)	7
Above Roofs (V.1.2.0.0 and later)	9
Below Water (V.1.2.0.0 and later)	⌥ ALT + 1
Below Ground (V.1.2.0.0 and later)	⌥ ALT + 4

Object Tool

Action	Shortcut
Rotate	MOUSE WHEEL
Slow rotate	Z + MOUSE WHEEL
Scale	⌥ ALT + MOUSE WHEEL
Cycle object	🡅 SHIFT + MOUSE WHEEL
Mirror object	Hold A

Building Tool, Cave Brush, Water Brush, Material Brush

Action	Shortcut
Erase floor, material, terrain or water	Hold ⌥ ALT while drawing with the appropriate tool/brush.

Pattern Tool, Wall Tool, Path Tool, Building Tool (Freeform Shape & Edit Points)

Action	Shortcut
Curve	Hold 🡅 SHIFT after setting the first point for the curve.
Delete the last point (while drawing)	DELETE or BACKSPACE
Delete a point (Edit Points Mode)	Hover over a point and press DELETE or BACKSPACE

Wall Tool

Action	Shortcut
Split a wall	In Edit Points mode, place your mouse between two nodes and hit DELETE or BACKSPACE
Merge two walls	Hold CTRL or CMD while drawing a wall until you meet a second wall end. Requires Snap To Grid and doesn’t work with T or X intersections.
Continue a wall	Place your mouse on the end of the wall and hold CTRL or CMD while drawing a new wall. Requires Snap To Grid.

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Related Mods

• Minor Utils allows you to add keyboard shortcuts for each tool (needs _Lib)