Method scheduleUpdate

examples/04 Sortable/Stress Test/Container.js:58–64

(updateFn)

  }

  scheduleUpdate(updateFn) {
    this.pendingUpdateFn = updateFn;

    if (!this.requestedFrame) {
      this.requestedFrame = requestAnimationFrame(this.drawFrame);
    }
  }

  drawFrame() {
    const nextState = update(this.state, this.pendingUpdateFn);