Gradient transition of color(s) around a point.
import { ConicGradient, Square } from "pencil.js";
const position = [100, 200];
const size = 200;
const centerPosition = [size / 2, size / 2];
const startAngle = 0;
const square = new Square(position, size, {
fill: new ConicGradient(centerPosition, startAngle, {
0: "red",
0.25: "orange",
0.5: "yellow",
0.75: "green",
1: "blue",
}),
});