After drawing a rectangle, you can optionally round its corners. You can round all corners at once or choose the ones you want to round. Corners can be slightly rounded to create a softening effect or very rounded, almost changing the rectangle into a circle.
In the toolbox, select the Shape Tool icon from the Shape Tool flyout (Figure 3.3) or press .
Figure 3.3. Select the Shape Tool icon from the Shape Tool flyout.
Select the rectangle you wish to round. Four black nodes ...