Linea keyboard shortcuts
Most of Linea's tools sit on a single key, and almost every gesture takes a typed value, so you can draw at real dimensions without stopping to open a panel. The same list is in the editor's tray, under Instructor.
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1Select next level in the active building
Ctrl / ⌘+Arrow UpSelect previous level in the active building
Ctrl / ⌘+Arrow Down
Tools
Cancel, or return to Select on a second press
The first Escape cancels an in-progress gesture and keeps the tool armed; a second reaches Select.
EscToggle copy (Move, Rotate) or new volume (Extrude)
Tap again to turn it off. Clears when the gesture commits or cancels (Extrude instead keeps it on for as long as the tool is armed).
Ctrl / ⌥Line / Pencil tool
LRectangle tool
RCircle tool
CArc tool
AExtrude tool
PMove tool
MRotate tool
QScale tool
SEraser tool
EOffset tool
FTape Measure tool
TPaint tool
BOrbit camera tool
OPan camera tool
HZoom camera tool
Z
Massing
Switch to Massing workspace
Alt+MSwitch to Build workspace
Alt+BGroup the selection
Works on any selection, even a single object. Groups can nest.
Ctrl / ⌘+GUngroup
With a single group selected. Its members keep their positions and become the new selection.
Ctrl / ⌘+Shift+G
Selection
Copy the selected objects
The copied selection can be pasted into another level, project, or browser tab.
Ctrl / ⌘+CCut the selected objects
Copies the selection to the clipboard, then removes it from this scene.
Ctrl / ⌘+XPaste and place copied objects
Carries a preview under the cursor. Click to place it, or press Escape to cancel.
Ctrl / ⌘+VAdd an object to canvas multi-selection
Never removes. Works in Select mode on the 3D canvas and the 2D floor plan.
Ctrl / ⌘+Left clickToggle an object in canvas multi-selection
Adds it if not already selected, removes it if it is. In the scene graph, Shift-click instead selects the visible range like a file browser.
Shift+Left clickRemove an object from canvas multi-selection
Always removes, whether marqueed or clicked directly: the one gesture that only ever subtracts.
Shift+Ctrl / ⌘+Left clickMove the whole multi-selection
On the plan, with two or more objects selected: drag the selection (or its dashed box) to slide it, or click it to pick it up and place it with the next click. Type a length while carrying it to place it at an exact distance.
Left clickRotate a carried selection ±45° around its centre
While carrying a selection you have picked up to move.
RorTClear the selection
Clicking empty space does the same.
Esc
Direct Manipulation
Move the selected object
On the plan, drag a single selected object in Select mode. Snapping and guides are on by default. Click without dragging to pick it up and place it with the next click; type a length while carrying it to place it at an exact distance.
Left clickRotate the selected object under the cursor
Drag left or right in Select mode with a single object selected. Rotation snaps to 15° increments by default.
Ctrl / ⌘+Right clickRotate freely
Hold Shift during the drag to bypass the 15° rotation increment.
Ctrl / ⌘+Shift+Right clickNudge the selection one grid step
Select mode only. A hosted door/window/balcony/pier moves along its wall instead, so Up/Down do nothing for one. Shift multiplies the step ×10. Does not auto-repeat on a held key.
Arrow keysNudge ten grid steps
Shift+Arrow keys
Drawing Tools
Cycle snapping mode (Grid + snaps → Snaps only → Angles → Off), persists
Tap: press and release. Holding Shift is reserved for other gestures (e.g. pan).
ShiftRotate freely, bypassing the default 15° rotation snap
Hold while dragging a rotate handle or direct-rotation gesture.
ShiftCycle the grid / measurement step (0.5 → 0.25 → 0.1 → 0.05m)
Tap: press and release with no other key in between. Any chord (e.g. Ctrl+Z, or ⌘Z on a Mac) does not cycle. Not while Move, Rotate or Extrude is armed on Windows/Linux, where the tap toggles copy / new volume instead.
Ctrl / ⌘Shrink / grow the terrain sculpt brush radius
While the Sculpt Terrain tool is active: [ shrinks, ] grows. Hold to repeat.
[or]
Item Placement
Force-place (skip the face-fit validity check)
Hold while placing. Does not bypass snapping.
Alt
Camera
Pan camera
Moves in screen space, similar to dragging the camera view.
WorAorSorDOrbit camera
Drag with the middle mouse button.
Middle clickPan camera
Drag with Shift held and the middle mouse button, or hold Space while dragging with the left mouse button.
Shift+Middle clickOpen the context menu
A node under the pointer: select it and show its actions. Empty space: Zoom Extents, standard views, Perspective/Orthographic.
Right clickZoom extents, or zoom to the selection
With something selected it frames just that, including everything inside it: select a building and it frames the building, and a multi-selection frames all of it. With nothing selected, or when the selection has no geometry of its own, it frames the whole model.
Shift+ZFront view
Shift+1Back view
Shift+2Left view
Shift+3Right view
Shift+4Top view
Shift+5Isometric view
Shift+6Orbit left 90°
Steps the 3D camera a quarter turn counter-clockwise around its current target. Available in 2D and Split.
Rail buttonOrbit right 90°
Steps the 3D camera a quarter turn clockwise around its current target. Available in 2D and Split.
Rail button
Typed Values
Type an exact value while you draw
Works on almost every gesture: drawing, massing, curving, offsetting, push/pulling, rotating, and every resize and dimension handle on every kind of object. A digit, a minus sign or a decimal point starts it.
0-9Apply the typed value and finish the step
Bare Enter with nothing typed commits wherever the gesture already is, so the keyboard alone can finish a gesture with no mouse release.
EnterMove to the next value
Where a gesture takes more than one: a massing rectangle is Width then Depth, a window is From start then Centre height. Shift+Tab steps back.
TabClear the typed value and keep drawing
Throws away what you typed and leaves the gesture exactly where it is. Press it again to abandon the gesture itself.
EscType an angle instead of a length
While drawing a wall or a fence, drawing a massing polygon, or rotating a selection. The suffix sends the number to the angle rather than the length, so the two can be typed in either order. Lengths follow the drawing's own units, so 6ft and 1200mm both parse.
deg