version 2/101030 by Erik Temple
Section - UI element definition
[We do not want these images to be scaled by the canvas engine. The easiest way to ensure this is to assign them as direct descendants of the g-element kind, bypassing the sprite kind, which has its own scaling rules.]
A UI-element is a kind of g-element.
A UI-element has a figure-name called the image-ID.
The display-layer of a UI-element is usually 0.
A UI-button is a kind of UI-element. The graphlink status of a UI-button is g-active.
A UI-button has a figure-name called the resting state.
A UI-button has a figure-name called the depressed state.
A UI-button has a figure-name called the inactive state.