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Circle
The Circle tool creates a circle defined by a center point and a radius that can be specified in free
space, at an existing point, or on an object.
Note: You can constrain the radius to integer values by pressing the
modifying the radius.
Creating a circle
1.
Select Circle from the Curves toolbox.
2.
Create or select the center point of the circle.
3.
Move the cursor from the center point, and click once
to set the radius.
If you click in free space, a point is not created. You
can also create or select a point.
Modifying a circle
To translate a circle without changing its radius, the circle
must be constructed with a single point. Drag the point to
translate the circle.
To change the radius of a circle:
4
If the circle was created with a single point, grab
the circle anywhere on its circumference and drag.
4
If the circle was created with a basic point, grab
either point on the circle and drag.
6-2
Chapter 6: Using the Curves Toolbox
key while defining or
SHIFT
Create the center point.
Specify the radius.
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© 1997, 1999 Texas Instruments Incorporated
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