Sketch
D
Hold
and move the cursor — draw freely
T
Toggle text mode, then click the canvas to place text
E
Hold
and move the cursor — erase strokes & text
⌘
Z
Undo the last action
Esc
Exit text mode
Space
Hold and drag to pan — scroll to pan, pinch to zoom
Color, brush size and font size can be changed in the bottom toolbar. Drag a placed label to move it, or double-click it to edit.
D
T
E