Adobe PHOTOSHOP 5.0 User Manual page 153

Use the following methods to control
selection movement:
To constrain the direction to a multiple of 45 ,
•
begin dragging, and then hold down Shift as
you continue to drag.
To move the selection in 1-pixel increments,
•
use the keyboard arrow keys.
To move the selection in 10-pixel increments,
•
hold down Shift, and press an arrow key.
To hide or show a selection border:
Choose View > Hide Edges or Show Edges.
This option affects the current selection only.
The selection border reappears when you make
another selection.
To select the unselected parts of an image:
Choose Select > Inverse.
You might use this option to select an object
placed against a solid-colored background. For
example, you could first select the background
using the magic wand tool and then invert the
selection.
Adjusting selections manually
You can use the selection tools to add to or
subtract from existing selections.
Before manually adding to or subtracting from a
selection, set the feather and anti-aliased values in
the Options palette to the same settings used for
the original selection. (See "Softening the edges of
a selection" on page 147.)
To add to, subtract from, or intersect a selection:
Make a selection.
1
Using any selection tool, modify the selection:
2
To add to the selection or select an additional
•
area in the image, hold down Shift (a plus sign
appears next to the pointer), and select the area or
areas you want to add.
To subtract an area from a selection, hold down
•
Alt (Windows) or Option (Mac OS) (a minus sign
appears next to the pointer), and select the area or
areas you want to subtract.
To intersect selections, press Alt+Shift
•
(Windows) or Option+Shift (Mac OS) (a cross
appears next to the pointer), and select an area that
intersects the original selection. Photoshop retains
only that portion of the original selection falling
within the newly selected area.
Flower and frame selections intersected
Adjusting selections numerically
You can use the following Select commands to
increase or decrease the pixels in an existing
selection:
Modify to expand or contract a selection by a
•
specified number of pixels.
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User Guide