Function emitZoomRange

src/core/createRenderCoordinator.ts:2528–2531

(range: Readonly<{ start: number; end: number }>)

  const zoomRangeListeners = new Set<(range: Readonly<{ start: number; end: number }>) => void>();

  const emitZoomRange = (range: Readonly<{ start: number; end: number }>): void => {
    const snapshot = Array.from(zoomRangeListeners);
    for (const cb of snapshot) cb(range);
  };

  const getZoomOptionsConfig = (
    opts: ResolvedChartGPUOptions