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fy0/svg获取一个元素在顶级元素中的绝对位置.js

Created May 24, 2017 07:06
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svg获取一个元素在顶级元素中的绝对位置.js
export function getSvgPositionFromToEl(stage, el) {
var point = stage.createSVGPoint();
let matrix = stage.getScreenCTM().inverse().multiply(el.getScreenCTM());
return point.matrixTransform(matrix);
}
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