The keypad 
/
keys zoom even when you are editing a text object, unless 
is on.
To swap functions of wheel and 
-wheel, turn on the Mouse wheel zooms by default option in Inkscape Preferences; then -wheel will scroll and wheel without will zoom.
The zoom field in the bottom-right corner of the window allows you to specify zoom level precisely.
With these keys, you can travel back and forth through the history of zooms in this session.
Scrolling by keys is accelerated—it speeds up when you press -arrows in quick succession, or press and hold.
middle drag | Pan canvas |
Pan canvas | |
wheel | Scroll canvas vertically |
Scroll canvas horizontally |
When the Left mouse button pans when Space is pressed option is on in Inkscape Preferences, 
-drag also pans canvas.
D.4.5 Guides, Grids, and Snapping (Chapter 7)
drag | Drag off a ruler to create guide |
Drag off the horizontal or vertical ruler into the canvas to create a new guideline. Drag a guideline onto the ruler to delete it.
drag | Drag a guide to move it |
Drag a guide (not near anchor) to rotate it | |
Rotate guide with angle snapping | |
Delete guide | |
 ,  | Toggle guides and snapping to guides |
If you want to see the guides but not snap to them, use the global snapping toggle (
). When you create a new guide by dragging off the ruler, guide visibility is turned on.
If you want to see the grids but not snap to them, use the global snapping toggle (). Only the 
on the main keyboard works, not on the keypad.
This global toggle affects snapping to grids, guides, and objects in all tools.
