| iTool User's Guide: Visualization Properties |

## Text Annotation Properties

These properties control text 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-64: Text Annotation Properties

Table D-64: Text Annotation Properties
Property | Control Type: Values
--- | ---
Text string | String: Text that appears in the annotation. Edit to change the text, or to add formatting commands such as the following: !C: Add new line. !U: Add superscript characters. !D: Add subscript characters. !N: Return to normal characters. For a complete list of embedded text formatting commands, refer to Embedded Formatting Commands. No default value.
Horizontal alignment | String List: Horizontal alignment of multiple lines within text box. Choose from these values: Left: Align text along the left border of the text box. Center: Align text in the center of the text box. Right: Align text along the right border of the text box. Default = Left
Color | Color: Color to be used for the text. Click to choose from the default color palette, or specify RGB values. Default = `[0,0,0]` (black)
Fill background | Boolean: Fill the background of the text with the background color? Choose True or False. Default = False
Transparency | Number: Transparency of the text annotation from 0% to 100%. Move the slider to change the value. Default = 0
Text font | String List: Font used for text annotation. Select a font from the list. Choose from these values: Helvetica Courier Times Symbol Hershey Default = Helvetica
Text style | String List: Style used for text annotation. Select a style from the list. Choose from these values: Normal Bold Italic Bold italic Default = Normal
Text font size | Number: Font size in points for the text annotation. Edit the number to change the size. Default = 12

IDL Online Help (March 01, 2006)