Specifies the format of balloons used to annotate drawing views. Balloons identify an item in a parts list.
The number in the balloon corresponds with the part number in the parts list.
The Balloon style is a substyle of the active standard.
Access
Ribbon: Manage tab 
Styles and Standards panel Styles Editor 
. In the Style and Standard Editor dialog box, click Balloon. If available, click one of the listed styles to view or edit.
If you prefer, right-click a balloon, and then select Edit Balloon Style.
For the current document, you can click:
- Back to return to the previously edited style. You are prompted to save the previous edits.
- New to create new styles. Select the Add to Standard check box to add to the available styles list in the active standard style.
- Save to save changes to an existing style in the current document.
- Reset to return style values to the saved values.
- Filter to show Local Styles, Styles in the Active Standard, or All Styles in the browser.
- Import to use the Import Style Definition dialog box to import a style exported from another document.
On the Manage tab, Styles and Standards panel, you can also use these commands:
- Click Update to refresh the style list in the browser pane to include new or changed styles in the library.
- Click Save to save changed styles to the style library, which replaces the style library version with the new values.
- Click Purge to delete unused styles from the document.
Set balloon attributes in the Balloon Style window:
Substyles specify styles required to define a balloon. The attributes of the leader, alternate leader, and text styles are defined in their own style; balloons reference those attributes for formatting those objects.
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Some substyles can be edited while defining the parent. Click the pencil to edit the selected style. When you save the style, the changes are in effect wherever the style is used.
- Leader Style
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Click the arrow to list leader styles in the active standard. Click the pencil to open the leader style for editing.
- Alternate Leader Style
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Click the arrow to list alternate leader styles in the active standard. Alternate leader style is used when a balloon termination is dragged away from its associative edge.
- Text Style
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Click the arrow to list text styles in the active standard. Balloon text is formatted with this style.
Balloon Formatting specifies attributes for the balloon size and shape.
- Shape
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Click the arrow to list and select balloon shape.
To use a sketch symbol as the default balloon shape, click Used-Defined Symbol, and select a sketch symbol from the list. The option is disabled when no sketch symbol is available in the drawing. Note: To make your custom balloon shapes available in all drawings within a project, add sketch symbols defining the custom balloons to the centralized sketch symbol library. - Property Display
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Displays properties specified in the Property Chooser dialog box. Click the command to select or define properties. Selected multiple properties are listed, separated by commas. Balloon shape controls the number of properties displayed.
- Symbol Size
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Select the Scale to Text Height check box to size the balloon by text height. Not available if the balloon shape is None or Linear.
- Size
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Clear the Scale to Text Height check box to enter a balloon diameter in linear units, independent of text height. You can enter any unit type and it is converted, if required, according to the specified unit type.
Select the Stretch Balloon to Text check box to size the balloon horizontally to accommodate long text strings. Clear the check box to restrict the balloon to the defined size. Not available if the balloon shape is None or Linear.
Default Offset sets the default distance between balloons when you align them. The changed value has no effect on previously created balloons.
In Comments, enter information about the definition of a particular style, such as date created, created by, or derived from a particular standard.