Function onLeftDown

src/components/createDataZoomSlider.ts:252–252

(e: PointerEvent)

  };

  const onLeftDown = (e: PointerEvent): void => startDrag(e, 'left-handle');
  const onRightDown = (e: PointerEvent): void => startDrag(e, 'right-handle');
  const onPanDown = (e: PointerEvent): void => startDrag(e, 'pan-window');