Fractious

Keyboard shortcuts

W A S D / ← ↑ → ↓: Move
Q E / - +: Zoom out / in
Z X: Rotate anticlockwise / clockwise
R T: Shift colours left / right
F G: Decrease / increase colour cycling
Scroll: Zoom
Double-click: Zoom in at cursor (Shift to zoom out)
Shift + drag / scroll: Rotate
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Hold a key or on-screen button to repeat it.