The view for the joint.dia.Element model. It inherits from joint.dia.CellView and is responsible for:

- Rendering an element inside of a paper
- Handling the element's pointer events
- Provides various methods for working with the element (visually)

To find the view associated with a specific element (model), use the findViewByModel method of the paper.

    var elementView = paper.findViewByModel(element);