numProperties

The number of indexed properties in this group.For layers, this method returns a value of 3, corresponding to the mask, effect, and motion tracker groups, w

addShape()

Creates a new ShapeLayer object for a new, empty Shape layer. Use the ShapeLayer object to add properties, such as shape, fill, stroke, and path filters.Thi

layers

A LayerCollection object that contains all the Layer objects for layers in this composition. See LayerCollection object .LayerCollection object; read-only.

addSolid()

Creates a new SolidSource object, with values set as specified; sets the new SolidSource as the mainSource value of a new FootageItem object, and adds the F

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

Layer object

The Layer object provides access to layers within compositions. It can be accessed from an itemメs layer collection either by index number or by a name strin

hideShyLayers

When true, only layers with shy set to false are shown in the Timeline panel. When false, all layers are visible, including those whose shy value is true. C

importAs

The type of object for which the imported file is to be the source. Before setting, use canImportAs to check that a given file can be imported as the source

addLight()

Creates a new light layer and adds the LightLayer object to this collection.The new layer honors the Create Layers at Composition Start Time preference.name

motionBlurSamplesPerFrame

The minimum number of motion blur samples per frame for Classic 3D layers, shape layers, and certain effects. This corresponds to the Samples Per Frame sett