Serif PhotoPlus X3 ECD518624M Manual Do Utilizador
Códigos do produto
ECD518624M
34
Manipulating Images
Here’s how the adjustable
selection tools work. We’ll
use the regular polygon
use the regular polygon
selection shape as an
example. Choose a tool
from the flyout and drag
from the flyout and drag
out a shape on the image.
You can hold down the
Ctrl key to constrain the
Ctrl key to constrain the
shape.
The regular polygon appears as an outline with two slider tracks
bounding it. Each of the slider tracks has a square handle, and when
you move the cursor on to the handle it will change to a + sign. As you
drag a slider (circled above), the shape’s properties change. In the case
drag a slider (circled above), the shape’s properties change. In the case
of the polygon, one slider varies the number of sides, while the other
rotates the shape. Once you’re satisfied with the selection, double-
rotates the shape. Once you’re satisfied with the selection, double-
click in the center (just as with the Crop Tool or Magnetic Selection
Tool) to complete the marquee. The shape will then possess a dashed
outline, becoming a selection.
outline, becoming a selection.
The
Color Selection Tool lets you select a region based on the color
similarity of adjacent pixels—simply click a starting pixel then set a Tolerance
from the context toolbar. It works much like the fill tool, but the result is a
from the context toolbar. It works much like the fill tool, but the result is a
selected region rather than a region flooded with a color.
For any selection tool, the Context toolbar includes combination buttons (New,
Add, Subtract, and Intersect) that determine the effect of each new selection
operation. For example, starting with a square selection (created with the New
button), here's what a second partly overlaid square (shown with a solid line)
For any selection tool, the Context toolbar includes combination buttons (New,
Add, Subtract, and Intersect) that determine the effect of each new selection
operation. For example, starting with a square selection (created with the New
button), here's what a second partly overlaid square (shown with a solid line)
might produce with each setting: