Where a gradient runs, either as a named edge-to-edge direction or as explicit endpoints.
The tuple is [x0, y0, x1, y1] in the node's own coordinates, measured from its top-left corner,
which is what a keyword resolves to once the node's size is known.
Where a gradient runs, either as a named edge-to-edge direction or as explicit endpoints.
The tuple is
[x0, y0, x1, y1]in the node's own coordinates, measured from its top-left corner, which is what a keyword resolves to once the node's size is known.