Style — Sets the drawing style.
Line Color — Sets the drawing color. You can click More to define custom colors with the Colors dialog box.
Line Type — Sets the drawing line type and style.
Line Width — Sets the line width.
Open — Sets the curve type to Open.
Closed — Sets the curve type to Closed.
The following options appear on the Curve ribbon only when a curve or curve element is selected.
Previous Node — Activates the previous node on the curve. This button is available only when you have selected a curve to edit.
Next Node — Activates the next node on the curve. This button is available only when you have selected a curve to edit.
Symmetric — Gives a curve the same curvature on each side of the selected node. This button is available only when you have selected a curve to edit.
Smooth — Gives a curve a different curvature on each side of the selected node. The start point and end point of a curve is always a smooth node. This button is available only when you have selected a curve to edit.
Cusp — Makes a curve bend sharply at the selected node. This button is available only when you have selected a curve to edit.