/** 获取svg坐标点，兼容缩放和平移后的情况 */

// $event 方法原生参数

// svgEle svg元素Id

export const getSvgPoint = ($event: any, svgEle: string) => {

  const svg: any = document.getElementById(svgEle);

  let svgPoint = svg.createSVGPoint();

  const { clientX, clientY } = $event;

  svgPoint.x = clientX;

  svgPoint.y = clientY;

  const matrix = svg.getScreenCTM().inverse();

  const { x, y } = svgPoint.matrixTransform(matrix);

  return { x: Math.floor(x), y: Math.floor(y) }

};