setValueAtTime()

Sets the value of a keyframe at the specified time. Creates a new keyframe for the named property, if one does not currently exist for the specified time, a

maskFeatherFalloff

The feather falloff mode for the mask. Equivalent tothe Layer > Mask > Feather Falloff setting.AMaskFeatherFalloff enumerated value; read/write. One of:Mask

keyRoving()

Returns true if the specified keyframe is roving. The first and last keyframe in a property cannot rove; if youtry to set roving forone of these, the operat

matchName

A special name for the property used to build unique naming paths. The match name is not displayed, but you can refer to it in scripts. Every property has a

isSpatial

When true, the named property defines a spatial value. Examples are position and effect point controls.Boolean; read-only.

setRovingAtKey()

Turns roving on or off for the specified keyframe. The first and last keyframe in a property cannot rove; if you try to set roving forone of these, the oper

PropertyBase object

Properties are accessed by name through layers, using various kinds of expression syntax, as controlled by application preferences. For example, the followi

value

The value of the named property at the current time.ユ If expressionEnabled is true, returns the evaluated expression value.ユ If there are keyframes, returns

setValuesAtTimes()

Sets values for a set of keyframes at specified of times. Creates a new keyframe for the named property, if one does not currently exist for a specified tim

canSetExpression

When true, the named property is of a type whose expression can be set by a script. See also Property expression attribute .Boolean; read-only.