js准确获取弹窗显示的位置
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let objTop = getOffsetTop(document.getElementById("work-area"));
//对象x位置
let objLeft = getOffsetLeft(document.getElementById("work-area"));
//对象y位置
let mouseX = e.clientX + document.body.scrollLeft;
//鼠标x位置
let mouseY = e.clientY + document.body.scrollTop;
//鼠标y位置
let objX = mouseX - objLeft;
let objY = mouseY - objTop;
self.mouseMenuPos.left = objX + scollPostion().left;
self.mouseMenuPos.top = objY + scollPostion().top;
function scollPostion() {
let t, l, w, h;
if (document.documentElement && document.documentElement.scrollTop) {
t = document.documentElement.scrollTop;
l = document.documentElement.scrollLeft;
w = document.documentElement.scrollWidth;
h = document.documentElement.scrollHeight;
} else if (document.body) {
t = document.body.scrollTop;
l = document.body.scrollLeft;
w = document.body.scrollWidth;
h = document.body.scrollHeight;
}
return {
top: t,
left: l,
width: w,
height: h
};
}function getOffsetTop(obj) {
let tmp = obj.offsetTop;
let val = obj.offsetParent;
while (val != null) {
tmp += val.offsetTop;
val = val.offsetParent;
}
return tmp;
}function getOffsetLeft(obj) {
let tmp = obj.offsetLeft;
let val = obj.offsetParent;
while (val != null) {
tmp += val.offsetLeft;
val = val.offsetParent;
}
return tmp;
}【js准确获取弹窗显示的位置】
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