📄️ Introduction
Etro is made up of layers. A layer is a piece of content that can be added to a movie. For example, a video layer is a layer that plays an HTML `` element. A text layer is a layer that displays text.
📄️ Audio Layer
etro.layer.Audio plays audio from an audio clip.
📄️ Base Layer
etro.layer.Base is the base class for all layers. It is not meant to be used directly.
📄️ Image Layer
etro.layer.Image renders an `` element to the movie.
📄️ Text Layer
etro.layer.Text renders text.
📄️ Video Layer
etro.layer.Video renders a video clip to the movie.
📄️ Visual Layer
By default, etro.layer.Visual renders a solid color to the movie. All other layers with visual output inherit from this class.