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Annotation

Drawing on top of the canvas while explaining.

Pencil

Click the pencil icon in the header to start drawing directly on the canvas. A floating panel appears with five stroke sizes (smallest to largest) plus a Ban icon above them for size 0 — pick a size and start writing.

The Pencil Tool
Fig. 2.3.1 — The Pencil ToolActivating the pencil from the header to draw on the canvas.

Pencil Sizes
Fig. 2.3.2 — Pencil SizesFive stroke sizes, plus a size-0 option, in the floating panel.

Undo and redo buttons at the bottom of the same panel step back through your strokes one at a time.

Eraser

Click the eraser icon in the header to remove strokes instead of adding them. The same floating panel appears with five eraser sizes to choose from — bigger sizes clear more at once.

The Eraser Tool
Fig. 2.3.3 — The Eraser ToolActivating the eraser from the header.

Eraser Sizes
Fig. 2.3.4 — Eraser SizesFive eraser sizes in the floating panel.