| iTool User's Guide: Visualization Properties |

## Line Annotation Properties

These properties control line annotation visualizations. For each property, the type of control and the values that can be assigned are listed. For a description of how a particular control is used, refer to Property Controls.

Table D-65: Line Annotation Properties

Table D-65: Line Annotation Properties
Property | Control Type: Values
--- | ---
Color | Color: Color to be used for the line. Click to choose from the default color palette, or specify RGB values. Default = `[0,0,0]` (black)
Linestyle | Line Style: Style of the line annotation. Select a line style from the list. Default = (solid line)
Thickness | Line Thickness: Thickness of the line annotation in points. Select a thickness from the list. Default = `1`
Arrow style | Arrow Style Selector: Select an arrow style from the list. Choose from these values: Default = (no arrow)
Arrowhead size | Number: Size of arrowhead in normalized units. Arrow style must be selected for arrowhead to display. Move the slider to change the value. Default = 0.05

IDL Online Help (March 01, 2006)