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

addProperty()

Creates and returns a PropertyBase object with the specified name, and adds it to this group.In general, you can only add properties to an indexed group a p

frameTarget

A text frame target for this marker. Together with the URL value, this targets a specific frame within a Web page.String; read/write.

MaskPropertyGroup object

The MaskPropertyGroup object encapsulates mask attributes in a layer.ユ MaskPropertyGroup is a subclass of PropertyGroup. All methods and attributes of Prope

openInViewer()

Opens the layer in a Layer panel, and moves the Layer panel to front and gives it focus.None.Viewer object for the Layer panel, or null if the layer could n

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

fontSize

The text layerメs font size in pixels.NOTE: If the text layer has different font size settings for each character, this attribute returns the setting for the

lightType

For a light layer, its light type.Trying to set this attribute for a non-light layer produces an error.ALightType enumerated value; read/write. One of:Light

add()

Creates a new AVLayer object containing the specified item, and adds it to this collection.The new layer honors the Create Layers at Composition Start Time