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.help zoom Jan86 images.tv.iis
.ih
NAME
zoom - zoom in on the image (change magnification)
.ih
USAGE
zoom
.ls zoom_factor
Zoom factor by the display is to be expanded. The factors are powers
of 2; 1 = no zoom, 2 = factor of 2, 3 = factor of 4, and 4 = factor of 8.
.le
.ls window = no
Window the enlarged image?
.le
.ih
DESCRIPTION
The display is zoomed by the specified factor. A zoom factor of 1 is no
magnification and higher factors correspond to factors of 2. The zoom
replicates pixels on the monitor and only a part of the display frame
centered on the display cursor is visible. The window option allows
the user to adjust interactively with the cursor the part of the zoomed
frame.
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EXAMPLES
To magnify the displayed frame by a factor of 2:
cl> zoom 2
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SEE ALSO
cv
.endhelp
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