lines matching a text style’s font size and line height
control
the height of a control of the given size
circle
the control height of size, as a circle
rect
width and height
Because shapes come from the same tokens as the content, the layout doesn’t jump when the content arrives. Skeletons are hidden from screen readers; mark the loading region with aria-busy.
Corner radius for control and rect, from the radii config.
shape
'text' | 'circle' | 'rect' | 'control'
'text'
text: lines matching a text style; control: the height of a control of the given size;
circle: a circle, e.g. for an avatar; rect: a block sized by width and height.