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Using Keystrokes

Using Keystrokes

Summary:

The following convenience keys have been defined in the SAOtng image window (NB: "Ctrl-[letter]" means to press the Control key and the specified letter key at the same time):

Ctrl-[a]
Display the raw pixels values in a 9x9 array centered on the mouse.

Ctrl-[b]
Display the previous frame ("back frame").

Ctrl-[c]
Display the current coordinates centered on the mouse.

Ctrl-[i]
Idle the cursor (change cursor to idle).

Ctrl-[f]
Display the next frame ("forward frame").

Ctrl-[t]
Create text cursor (pop up dialog for text string).

Ctrl-[u]
Unselect the currently selected point.

Ctrl-[x]
Select the current point.

Shift-[c]
Toggle display of coordinates.

Shift-[m]
Toggle display of magnifier.

Shift-[p]
Toggle display of panner.

Shift-[x]
Select current point on the image and redisplay centered on that point.

Left-Arrow or Shift Left-Arrow
Move the mouse 1 pixel to the left. If the Shift key also is pressed, the mouse is moved 5 pixels.

Right-Arrow or Shift Right-Arrow
Move the mouse 1 pixel to the right. If the Shift key also is pressed, the mouse is moved 5 pixels.

Up-Arrow or Shift Up-Arrow
Move the mouse 1 pixel up. If the Shift key also is pressed, the mouse is moved 5 pixels.

Down-Arrow or Shift Down-Arrow
Move the mouse 1 pixel down. If the Shift key also is pressed, the mouse is moved 5 pixels.

In addition, the following keyboard actions are available within a region marker:
i or +
define the marker to be an include region.

e or -
define the marker to be an exclude region.

s
define the marker to be a source region.

b
define the marker to be a background region.

r,l
raise and lower markers. This is useful when dealing with concentric markers and you want to set the focus for a give marker. These keys will cycle through the concentric markers, changing the focus from one to another.

[delete Key]
delete the current marker.

Left-Arrow or Shift Left-Arrow
Move the marker 1 pixel to the left. If the Shift key also is pressed, the marker is moved 5 pixels.

Right-Arrow or Shift Right-Arrow
Move the marker 1 pixel to the right. If the Shift key also is pressed, the marker is moved 5 pixels.

Up-Arrow or Shift Up-Arrow
Move the marker 1 pixel up. If the Shift key also is pressed, the marker is moved 5 pixels.

Down-Arrow or Shift Down-Arrow
Move the marker 1 pixel down. If the Shift key also is pressed, the marker is moved 5 pixels.

Return to SAOtng Summary User's Guide

Last Updated June 14, 1997