STEP 1 — DRAW ON THE IMAGE, THEN CONFIRM
DRAG: ROTATE / SCROLL: LAYER SPACING / ⌘+SCROLL: ZOOM /
DRAG: ROTATE / PINCH: ZOOM / SLIDER: SPACING /
CLICK LAYER: EDIT / SIDEBAR: SELECT & ■ TOGGLE / DRAG OR ARROWS: PAN / SCROLL OR +/−: ZOOM /
TAP LAYER: EDIT / SIDEBAR: SELECT & ■ TOGGLE / DRAG: PAN / 2 FINGERS: PAN & PINCH ZOOM /