text: export const BAR_MAP = {
    vertical: {
      offset: 'offsetHeight',
      scroll: 'scrollTop',
      scrollSize: 'scrollHeight',
      size: 'height',
      key: 'vertical',
      axis: 'Y',
      client: 'clientY',
      direction: 'top'
    },
    horizontal: {
      offset: 'offsetWidth',
      scroll: 'scrollLeft',
      scrollSize: 'scrollWidth',
      size: 'width',
      key: 'horizontal',
      axis: 'X',
      client: 'clientX',
      direction: 'left'
    }
  }
  
  export function renderThumbStyle ({ move, size, bar }) {
    const style = {}
    const translate = `translate${bar.axis}(${move}%)`
  
    style[bar.size] = size
    style.transform = translate
    style.msTransform = translate
    style.webkitTransform = translate
  
    return style
  };
  