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GMV 4.5
User Manual
Zoom (Rubberband):
Select the "Zoom (Rubberband)" from
"Ctl−3" and the Zoom Rubberband menu
(fig. 7−5) appears. Use this menu to Zoom in
to a user selected area in the image. To
select the are to zoom into, press the "Draw
Zoom Box" button. A crosshair will appear
on the display window. Use the mouse to
move
the crosshair to one corner of the box where
you want to zoom into. Press and hold the
left mouse button and move the mouse until
the desired zoom box is drawn. If the zoom
box is not in the proper location, press the
"Undo Zoom Box" button to erase the box,
then press the "Draw Zoom Box" button to
draw another box. Press the "Apply Zoom"
button to zoom in on the box. At this time,
the image will be magnified such that the
largest edge of the zoom box will fill the
drawing window. Also, the pan will be set to
the center of the zoom box, and the
rotational center will be set to the center of
projection of the center of the box.
Figure7-5 Rubberband Zoom
menu
The current zoom values can be saved by clicking the "Save Zoom" button. The
"Return to Saved Zoom" button will set the zoom values to those saved with
"Save Zoom". Clicking on the "Return to Original" button will return the image to a
magnification of 1. and to original pan and center values.
GMV User Manual
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