To use a time ruler, press and hold the right mouse button; drag right or left
until the ruler measures the region of interest. If the time axis scale is coarse,
event boxes can have significant width in time, so use a "reference point" in
To use a time ruler, press and hold the right mouse button; drag right or left
until the ruler measures the region of interest. If the time axis scale is coarse,
event boxes can have significant width in time, so use a "reference point" in