selectedKeys

The indices of all the selected keyframes in the named property. If no keyframes are selected, or if the propertyhas no keyframes, returns an empty array.Ar

TextLayer object

The TextLayer object represents a text layer within a composition. Create it using the LayerCollection objectメs addText method; It can be accessed in an ite

hasVideo

When true, the AVItem has an video component.ユ In a CompItem, the value is linked to the composition.ユ In a FootageItem, the value is linked to the mainSour

name

The display name of the property. Compare PropertyBase matchName attribute . It is an error to set the name value if the property is not a child of an index

hasAlpha

When true, the footage has an alpha component. In this case, the attributes alphaMode, invertAlpha , andpremulColor have valid values. When false, those att

featherSegLocs

Anarray containing each feather pointメs mask path segment number section of the mask path between vertices, numbered starting at 0 .NOTE: Values are stored

hasVideo

When true, the layer has a video switch the eyeball icon in the Timeline panel; otherwise false.Boolean; read-only.

separationDimension

For a separated follower, the dimension number it represents in the multidimensional leader. The first dimension starts at 0.Forexample, the Y Position prop

setProxy()

Sets a file as the proxy of this AVItem. Loads the specified file into a new FileSource object, sets this as the value of the proxySource attribute, and set

propertyIndex

The position index of this property within its parent group, if it is a child of an indexed group a property group that has the type PropertyType.INDEXED_GR