You can constrain the operation of graphic tools by holding down the [Constrain] key (Shift on most platforms).
Constrained tools operate as follows:
Tool |
Constrained Result |
---|---|
Ellipse |
Circle |
Line, Polygon |
Horizontal, vertical, or diagonal angles |
Polyline, Rectangle |
Horizontal, vertical, or diagonal angles |
Rectangle |
Square |
Rounded Rectangle |
Rounded square |
Arc |
Circle |