Function attachResizeObserver

examples/worker-convenience/main.ts:81–96

* Attach resize observer with RAF coalescing

(
  container: HTMLElement,
  chart: ChartGPUInstance
)

 * Attach resize observer with RAF coalescing
 */
function attachResizeObserver(
  container: HTMLElement,
  chart: ChartGPUInstance
): ResizeObserver {
  let scheduled = false;
  const ro = new ResizeObserver(() => {
    if (scheduled) return;
    scheduled = true;
    requestAnimationFrame(() => {
      scheduled = false;
      chart.resize();
    });
  });
  ro.observe(container);
  return ro;
}

async function main(): Promise<void> {
  const container1 = document.getElementById('chart1');