Property

A Property is a single constant or animated parameter. Silhouette supports many types of properties.

Property Types

Silhouette Property Types

Type	Description	Data-type	Animated
Boolean	On/Off check-box	Bool
Color	RGBA color picker	Color	✓
Flags	A bit-mask with multiple check boxes	Integer
Join	An object link	Object
List	List of predefined options	Integer
Matrix	A transform matrix	Matrix	✓
Number	A slider or spin-box with with min/max range	Integer or Float	✓
Objects	An object list	List of Object
Path	A shape spline path	ShapePath	✓
Point	X/Y point	Point3D	✓
Source	A data source	Source
StreamRef	A stream reference	Integer
String	A UTF-8 string	String

Attributes

These attributes are read-only.

Name	Description
actionType	The Action Type
extension	If the Action implements an importer or exporter, the file extension the action works with
id	The Action class name
label	The Action label that appears in the Actions menu

Methods

Name	Description
__init__(label, menu=None, type=Action, extension=None)	Constructor - Initializes the base class. The menu can be listed separately or prefixed to the label with the '|' character.
available()	Should return True (the default) if the Action is available. The Action should examine the current state in this method and assert (with an optional error message) that conditions are good for execution.
execute(path=None)	Called to execute the Action. UI Actions should be undoable. Importer/Exporter actions are passed the path to the file to operate on.

Constants

Action Type

Name	Description
Action	A normal action that appears in the Actions menu (the default)
ShapeImporter	An Action that should appear in the Shape Import menu
ShapeExporter	An Action that should appear in the Shape Export menu
Extension	An Action that implements core functionality is bound using some other means